make -C tools/testing/selftests TARGETS=net TEST_PROGS=fib_tests.sh TEST_GGEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# timeout set to 6000
# selftests: net: fib_tests.sh
#
# Single path route test
# Start point
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# Nexthop device deleted
# TEST: IPv4 fibmatch - no route [ OK ]
# TEST: IPv6 fibmatch - no route [ OK ]
#
# Multipath route test
# Start point
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# One nexthop device deleted
# TEST: IPv4 - multipath route removed on delete [ OK ]
# TEST: IPv6 - multipath down to single path [ OK ]
# Second nexthop device deleted
# TEST: IPv6 - no route [ OK ]
#
# Single path, admin down
# Start point
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# Route deleted on down
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
#
# Admin down multipath
# Verify start point
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# One device down, one up
# TEST: IPv4 fibmatch on down device [ OK ]
# TEST: IPv6 fibmatch on down device [ OK ]
# TEST: IPv4 fibmatch on up device [ OK ]
# TEST: IPv6 fibmatch on up device [ OK ]
# TEST: IPv4 flags on down device [ OK ]
# TEST: IPv6 flags on down device [ OK ]
# TEST: IPv4 flags on up device [ OK ]
# TEST: IPv6 flags on up device [ OK ]
# Other device down and up
# TEST: IPv4 fibmatch on down device [ OK ]
# TEST: IPv6 fibmatch on down device [ OK ]
# TEST: IPv4 fibmatch on up device [ OK ]
# TEST: IPv6 fibmatch on up device [ OK ]
# TEST: IPv4 flags on down device [ OK ]
# TEST: IPv6 flags on down device [ OK ]
# TEST: IPv4 flags on up device [ OK ]
# TEST: IPv6 flags on up device [ OK ]
# Both devices down
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
#
# Local carrier tests - single path
# Start point
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# TEST: IPv4 - no linkdown flag [ OK ]
# TEST: IPv6 - no linkdown flag [ OK ]
# Carrier off on nexthop
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# TEST: IPv4 - linkdown flag set [ OK ]
# TEST: IPv6 - linkdown flag set [ OK ]
# Route to local address with carrier down
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# TEST: IPv4 linkdown flag set [ OK ]
# TEST: IPv6 linkdown flag set [ OK ]
#
# Single path route carrier test
# Start point
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# TEST: IPv4 no linkdown flag [ OK ]
# TEST: IPv6 no linkdown flag [ OK ]
# Carrier down
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# TEST: IPv4 linkdown flag set [ OK ]
# TEST: IPv6 linkdown flag set [ OK ]
# Second address added with carrier down
# TEST: IPv4 fibmatch [ OK ]
# TEST: IPv6 fibmatch [ OK ]
# TEST: IPv4 linkdown flag set [ OK ]
# TEST: IPv6 linkdown flag set [ OK ]
#
# IPv4 nexthop tests
# <<< write me >>>
#
# IPv6 nexthop tests
# TEST: Directly connected nexthop, unicast address [ OK ]
# TEST: Directly connected nexthop, unicast address with device [ OK ]
# TEST: Gateway is linklocal address [ OK ]
# TEST: Gateway is linklocal address, no device [ OK ]
# TEST: Gateway can not be local unicast address [ OK ]
# TEST: Gateway can not be local unicast address, with device [ OK ]
# TEST: Gateway can not be a local linklocal address [ OK ]
# TEST: Gateway can be local address in a VRF [ OK ]
# TEST: Gateway can be local address in a VRF, with device [ OK ]
# TEST: Gateway can be local linklocal address in a VRF [ OK ]
# TEST: Redirect to VRF lookup [ OK ]
# TEST: VRF route, gateway can be local address in default VRF [ OK ]
# TEST: VRF route, gateway can not be a local address [ OK ]
# TEST: VRF route, gateway can not be a local addr with device [ OK ]
#
# FIB rule with suppress_prefixlength
# TEST: FIB rule suppress test [ OK ]
#
# Fib6 info length calculation in route notify test
# TEST: ipv6 route add notify [ OK ]
#
# Fib4 info length calculation in route notify test
# TEST: ipv4 route add notify [ OK ]
#
# IPv6 route add / append tests
# TEST: Attempt to add duplicate route - gw [ OK ]
# TEST: Attempt to add duplicate route - dev only [ OK ]
# TEST: Attempt to add duplicate route - reject route [ OK ]
# TEST: Append nexthop to existing route - gw [ OK ]
# TEST: Add multipath route [ OK ]
# TEST: Attempt to add duplicate multipath route [ OK ]
# TEST: Route add with different metrics [ OK ]
# TEST: Route delete with metric [ OK ]
#
# IPv6 route replace tests
# TEST: Single path with single path [ OK ]
# TEST: Single path with multipath [ OK ]
# TEST: Single path with single path via multipath attribute [ OK ]
# TEST: Invalid nexthop [ OK ]
[ 3413.691953][T25251] IPv6: Can't replace route, no match found
# TEST: Single path - replace of non-existent route [ OK ]
# TEST: Multipath with multipath [ OK ]
# TEST: Multipath with single path [ OK ]
# TEST: Multipath with single path via multipath attribute [ OK ]
# TEST: Multipath with dev-only [ OK ]
# TEST: Multipath - invalid first nexthop [ OK ]
# TEST: Multipath - invalid second nexthop [ OK ]
[ 3419.209846][T25321] IPv6: Can't replace route, no match found
# TEST: Multipath - replace of non-existent route [ OK ]
#
# IPv6 route with dsfield tests
# TEST: Reject route with dsfield [ OK ]
#
# IPv4 route add / append tests
# TEST: Attempt to add duplicate route - gw [ OK ]
# TEST: Attempt to add duplicate route - dev only [ OK ]
# TEST: Attempt to add duplicate route - reject route [ OK ]
# TEST: Add new nexthop for existing prefix [ OK ]
# TEST: Append nexthop to existing route - gw [ OK ]
# TEST: Append nexthop to existing route - dev only [ OK ]
# TEST: Append nexthop to existing route - reject route [ OK ]
# TEST: Append nexthop to existing reject route - gw [ OK ]
# TEST: Append nexthop to existing reject route - dev only [ OK ]
# TEST: add multipath route [ OK ]
# TEST: Attempt to add duplicate multipath route [ OK ]
# TEST: Route add with different metrics [ OK ]
# TEST: Route delete with metric [ OK ]
#
# IPv4 route replace tests
# TEST: Single path with single path [ OK ]
# TEST: Single path with multipath [ OK ]
# TEST: Single path with reject route [ OK ]
# TEST: Single path with single path via multipath attribute [ OK ]
# TEST: Invalid nexthop [ OK ]
# TEST: Single path - replace of non-existent route [ OK ]
# TEST: Multipath with multipath [ OK ]
# TEST: Multipath with single path [ OK ]
# TEST: Multipath with single path via multipath attribute [ OK ]
# TEST: Multipath with reject route [ OK ]
# TEST: Multipath - invalid first nexthop [ OK ]
# TEST: Multipath - invalid second nexthop [ OK ]
# TEST: Multipath - replace of non-existent route [ OK ]
# TEST: Cached route removed from VRF port device [ OK ]
#
# IPv4 route with dsfield tests
# TEST: Reject route with dsfield 0x01 [ OK ]
# TEST: Reject route with dsfield 0x02 [ OK ]
# TEST: Reject route with dsfield 0x03 [ OK ]
# TEST: IPv4 route with DSCP and ECN:Not-ECT [ OK ]
# TEST: IPv4 route with DSCP and ECN:ECT(1) [ OK ]
# TEST: IPv4 route with DSCP and ECN:ECT(0) [ OK ]
# TEST: IPv4 route with DSCP and ECN:CE [ OK ]
# TEST: IPv4 route with unknown DSCP and ECN:Not-ECT [ OK ]
# TEST: IPv4 route with unknown DSCP and ECN:ECT(1) [ OK ]
# TEST: IPv4 route with unknown DSCP and ECN:ECT(0) [ OK ]
# TEST: IPv4 route with unknown DSCP and ECN:CE [ OK ]
# TEST: IPv4 route with no DSCP and ECN:Not-ECT [ OK ]
# TEST: IPv4 route with no DSCP and ECN:ECT(1) [ OK ]
# TEST: IPv4 route with no DSCP and ECN:ECT(0) [ OK ]
# TEST: IPv4 route with no DSCP and ECN:CE [ OK ]
#
# IPv6 prefix route tests
# TEST: Default metric [ OK ]
# TEST: User specified metric on first device [ OK ]
# TEST: User specified metric on second device [ OK ]
# TEST: Delete of address on first device [ OK ]
# TEST: Modify metric of address [ OK ]
# TEST: Prefix route removed on link down [ OK ]
# TEST: Prefix route with metric on link up [ OK ]
# TEST: Set metric with peer route on local side [ OK ]
# TEST: Set metric with peer route on peer side [ OK ]
# TEST: Modify metric and peer address on local side [ OK ]
# TEST: Modify metric and peer address on peer side [ OK ]
#
# IPv4 prefix route tests
# TEST: Default metric [ OK ]
# TEST: User specified metric on first device [ OK ]
# TEST: User specified metric on second device [ OK ]
# TEST: Delete of address on first device [ OK ]
# TEST: Modify metric of address [ OK ]
# TEST: Prefix route removed on link down [ OK ]
# TEST: Prefix route with metric on link up [ OK ]
# TEST: Modify metric of .0/24 address [ OK ]
# TEST: Set metric of address with peer route [ OK ]
# TEST: Modify metric and peer address for peer route [ OK ]
#
# IPv6 routes with metrics
# TEST: Single path route with mtu metric [ OK ]
# TEST: Multipath route via 2 single routes with mtu metric on first [ OK ]
# TEST: Multipath route via 2 single routes with mtu metric on 2nd [ OK ]
# TEST: MTU of second leg [ OK ]
# TEST: Multipath route with mtu metric [ OK ]
# TEST: Using route with mtu metric [ OK ]
# TEST: Invalid metric (fails metric_convert) [ OK ]
#
# IPv4 route add / append tests
# TEST: Single path route with mtu metric [ OK ]
# TEST: Multipath route with mtu metric [ OK ]
# TEST: Using route with mtu metric [ OK ]
# TEST: Invalid metric (fails metric_convert) [ OK ]
#
# IPv4 route with IPv6 gateway tests
# TEST: Single path route with IPv6 gateway [ OK ]
# TEST: Single path route with IPv6 gateway - ping [ OK ]
# TEST: Single path route delete [ OK ]
# TEST: Multipath route add - v6 nexthop then v4 [ OK ]
# TEST: Multipath route delete - nexthops in wrong order [ OK ]
# TEST: Multipath route delete exact match [ OK ]
# TEST: Multipath route add - v4 nexthop then v6 [ OK ]
# TEST: Multipath route delete - nexthops in wrong order [ OK ]
# TEST: Multipath route delete exact match [ OK ]
#
# IPv4 rp_filter tests
[ 3520.981877][T26171] Mirror/redirect action on
# TEST: rp_filter passes local packets [ OK ]
# TEST: rp_filter passes loopback packets [ OK ]
[ 3526.906449][ T71] ==================================================================
[ 3526.906960][ T71] BUG: KASAN: slab-use-after-free in __mutex_lock+0x922/0xb10
[ 3526.907390][ T71] Read of size 8 at addr ffff888022f2b268 by task kworker/u8:1/71
[ 3526.907823][ T71]
[ 3526.907976][ T71] CPU: 3 PID: 71 Comm: kworker/u8:1 Not tainted 6.8.0-rc2-virtme #1
[ 3526.908412][ T71] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3526.909066][ T71] Workqueue: netns cleanup_net
[ 3526.909332][ T71] Call Trace:
[ 3526.909509][ T71]
[ 3526.909685][ T71] dump_stack_lvl+0x64/0xb0
[ 3526.909953][ T71] print_address_description.constprop.0+0x2c/0x3b0
[ 3526.910298][ T71] ? __mutex_lock+0x922/0xb10
[ 3526.910545][ T71] print_report+0xb5/0x270
[ 3526.910777][ T71] ? kasan_addr_to_slab+0x4e/0x90
[ 3526.911040][ T71] kasan_report+0xbe/0xf0
[ 3526.911269][ T71] ? __mutex_lock+0x922/0xb10
[ 3526.911515][ T71] __mutex_lock+0x922/0xb10
[ 3526.911755][ T71] ? mark_held_locks+0xa5/0xf0
[ 3526.912007][ T71] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3526.912313][ T71] ? __pfx___mutex_lock+0x10/0x10
[ 3526.912575][ T71] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3526.912944][ T71] ? refcount_dec_not_one+0x6b/0x180
[ 3526.913243][ T71] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3526.913541][ T71] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3526.913857][ T71] refcount_dec_and_mutex_lock+0x35/0x90
[ 3526.914162][ T71] __tcf_action_put+0x3d/0xf0
[ 3526.914412][ T71] tcf_action_destroy+0x43/0x130
[ 3526.914692][ T71] tcf_exts_destroy+0x3c/0xb0
[ 3526.914955][ T71] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3526.915304][ T71] basic_destroy+0x432/0x660 [cls_basic]
[ 3526.915649][ T71] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3526.915988][ T71] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3526.916344][ T71] tcf_proto_destroy+0x6e/0x2e0
[ 3526.916656][ T71] tcf_chain_flush+0x1e0/0x320
[ 3526.916930][ T71] __tcf_block_put+0x113/0x270
[ 3526.917181][ T71] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3526.917519][ T71] __qdisc_destroy+0xee/0x340
[ 3526.917790][ T71] dev_shutdown+0x129/0x350
[ 3526.918053][ T71] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3526.918403][ T71] ? mutex_is_locked+0x17/0x50
[ 3526.918661][ T71] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3526.919035][ T71] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3526.919387][ T71] default_device_exit_batch+0x234/0x2d0
[ 3526.919700][ T71] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3526.920027][ T71] ? ops_exit_list+0xb4/0x170
[ 3526.920281][ T71] cleanup_net+0x4f3/0xb60
[ 3526.920520][ T71] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3526.920834][ T71] ? __pfx_cleanup_net+0x10/0x10
[ 3526.921111][ T71] ? lock_acquire+0x1c1/0x220
[ 3526.921377][ T71] ? process_one_work+0x714/0x1310
[ 3526.921693][ T71] process_one_work+0x78c/0x1310
[ 3526.921954][ T71] ? hlock_class+0x4e/0x130
[ 3526.922221][ T71] ? __pfx_process_one_work+0x10/0x10
[ 3526.922525][ T71] ? assign_work+0x16c/0x240
[ 3526.922798][ T71] worker_thread+0x73d/0x1010
[ 3526.923067][ T71] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3526.923438][ T71] ? __pfx_worker_thread+0x10/0x10
[ 3526.923730][ T71] ? __pfx_worker_thread+0x10/0x10
[ 3526.924027][ T71] kthread+0x28f/0x360
[ 3526.924249][ T71] ? __pfx_kthread+0x10/0x10
[ 3526.924527][ T71] ret_from_fork+0x31/0x70
[ 3526.924791][ T71] ? __pfx_kthread+0x10/0x10
[ 3526.925031][ T71] ret_from_fork_asm+0x1b/0x30
[ 3526.925308][ T71]
[ 3526.925470][ T71]
[ 3526.925598][ T71] Allocated by task 26171:
[ 3526.925855][ T71] kasan_save_stack+0x24/0x50
[ 3526.926125][ T71] kasan_save_track+0x14/0x30
[ 3526.926367][ T71] __kasan_kmalloc+0x7f/0x90
[ 3526.926624][ T71] tc_action_net_init+0x4d/0x250
[ 3526.926891][ T71] ops_init+0x9b/0x560
[ 3526.927118][ T71] register_pernet_operations+0x2db/0x710
[ 3526.927441][ T71] register_pernet_subsys+0x29/0x50
[ 3526.927711][ T71] tcf_register_action+0xa3/0x600
[ 3526.927990][ T71] __pfx_ingress_bind_filter+0x7/0x10 [sch_ingress]
[ 3526.928344][ T71] do_one_initcall+0xc8/0x3f0
[ 3526.928607][ T71] do_init_module+0x233/0x740
[ 3526.928878][ T71] load_module+0x16b5/0x2350
[ 3526.929135][ T71] init_module_from_file+0xd2/0x130
[ 3526.929414][ T71] idempotent_init_module+0x33a/0x610
[ 3526.929718][ T71] __x64_sys_finit_module+0xbe/0x130
[ 3526.929992][ T71] do_syscall_64+0xc9/0x1e0
[ 3526.930246][ T71] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 3526.930571][ T71]
[ 3526.930695][ T71] Freed by task 71:
[ 3526.930894][ T71] kasan_save_stack+0x24/0x50
[ 3526.931140][ T71] kasan_save_track+0x14/0x30
[ 3526.931386][ T71] kasan_save_free_info+0x3f/0x60
[ 3526.931668][ T71] __kasan_slab_free+0xfc/0x1c0
[ 3526.931926][ T71] kfree+0xf2/0x2d0
[ 3526.932143][ T71] tc_action_net_exit_batch_rtnl+0x292/0x4e0
[ 3526.932451][ T71] cleanup_net+0x496/0xb60
[ 3526.932696][ T71] process_one_work+0x78c/0x1310
[ 3526.932955][ T71] worker_thread+0x73d/0x1010
[ 3526.933206][ T71] kthread+0x28f/0x360
[ 3526.933417][ T71] ret_from_fork+0x31/0x70
[ 3526.933666][ T71] ret_from_fork_asm+0x1b/0x30
[ 3526.933914][ T71]
[ 3526.934057][ T71] The buggy address belongs to the object at ffff888022f2b200
[ 3526.934057][ T71] which belongs to the cache kmalloc-512 of size 512
[ 3526.934792][ T71] The buggy address is located 104 bytes inside of
[ 3526.934792][ T71] freed 512-byte region [ffff888022f2b200, ffff888022f2b400)
[ 3526.935516][ T71]
[ 3526.935641][ T71] The buggy address belongs to the physical page:
[ 3526.935981][ T71] page:ffffea00008bca00 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888022f28e00 pfn:0x22f28
[ 3526.936595][ T71] head:ffffea00008bca00 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 3526.937061][ T71] flags: 0x80000000000a40(workingset|slab|head|node=0|zone=1)
[ 3526.937503][ T71] page_type: 0xffffffff()
[ 3526.937762][ T71] raw: 0080000000000a40 ffff8880010431c0 ffff8880010414d0 ffffea000016b210
[ 3526.938245][ T71] raw: ffff888022f28e00 0000000000150014 00000001ffffffff 0000000000000000
[ 3526.938720][ T71] page dumped because: kasan: bad access detected
[ 3526.939084][ T71]
[ 3526.939208][ T71] Memory state around the buggy address:
[ 3526.939532][ T71] ffff888022f2b100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 3526.939984][ T71] ffff888022f2b180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 3526.940424][ T71] >ffff888022f2b200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 3526.940865][ T71] ^
[ 3526.941266][ T71] ffff888022f2b280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 3526.941710][ T71] ffff888022f2b300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 3526.942145][ T71] ==================================================================
[ 3526.942870][ T71] Disabling lock debugging due to kernel taint
[ 3552.563227][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 26s! [kworker/u8:1:71]
[ 3552.563684][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3552.564657][ C3] irq event stamp: 12124043
[ 3552.564894][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3552.565389][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3552.565881][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3552.566373][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3552.566860][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B 6.8.0-rc2-virtme #1
[ 3552.567349][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3552.567980][ C3] Workqueue: netns cleanup_net
[ 3552.568234][ C3] RIP: 0010:kasan_report+0x16/0xf0
[ 3552.568505][ C3] Code: 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 <0f> 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f
[ 3552.569503][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 3552.569820][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 3552.570230][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3552.570640][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 3552.571051][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3552.571460][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3552.571869][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3552.572332][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3552.572673][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3552.573087][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3552.573496][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3552.573905][ C3] PKRU: 55555554
[ 3552.574092][ C3] Call Trace:
[ 3552.574270][ C3]
[ 3552.574430][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3552.574702][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3552.574955][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3552.575242][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3552.575525][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3552.575820][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3552.576095][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3552.576420][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3552.576690][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3552.577008][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3552.577313][ C3]
[ 3552.577467][ C3]
[ 3552.577620][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3552.577954][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3552.578253][ C3] ? kasan_report+0x16/0xf0
[ 3552.578492][ C3] kasan_check_range+0x39/0x1c0
[ 3552.578750][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 3552.579040][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3552.579362][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3552.579666][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3552.579926][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3552.580205][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3552.580500][ C3] ? lock_acquire+0x1c1/0x220
[ 3552.580743][ C3] ? __mutex_lock+0x33e/0xb10
[ 3552.580993][ C3] _raw_spin_lock+0x67/0x80
[ 3552.581230][ C3] __mutex_lock+0x33e/0xb10
[ 3552.581469][ C3] ? mark_held_locks+0xa5/0xf0
[ 3552.581719][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3552.582026][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3552.582290][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3552.582637][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3552.582913][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3552.583213][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3552.583515][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3552.583813][ C3] __tcf_action_put+0x3d/0xf0
[ 3552.584063][ C3] tcf_action_destroy+0x43/0x130
[ 3552.584323][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3552.584576][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3552.584902][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3552.585199][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3552.585521][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3552.585835][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3552.586092][ C3] tcf_chain_flush+0x1e0/0x320
[ 3552.586345][ C3] __tcf_block_put+0x113/0x270
[ 3552.586597][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3552.586912][ C3] __qdisc_destroy+0xee/0x340
[ 3552.587161][ C3] dev_shutdown+0x129/0x350
[ 3552.587401][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3552.587734][ C3] ? mutex_is_locked+0x17/0x50
[ 3552.587986][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3552.588337][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3552.588664][ C3] default_device_exit_batch+0x234/0x2d0
[ 3552.588955][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3552.589276][ C3] ? ops_exit_list+0xb4/0x170
[ 3552.589524][ C3] cleanup_net+0x4f3/0xb60
[ 3552.589757][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3552.590051][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3552.590311][ C3] ? lock_acquire+0x1c1/0x220
[ 3552.590556][ C3] ? process_one_work+0x714/0x1310
[ 3552.590826][ C3] process_one_work+0x78c/0x1310
[ 3552.591087][ C3] ? hlock_class+0x4e/0x130
[ 3552.591325][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3552.591606][ C3] ? assign_work+0x16c/0x240
[ 3552.591847][ C3] worker_thread+0x73d/0x1010
[ 3552.592099][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3552.592441][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3552.592708][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3552.592973][ C3] kthread+0x28f/0x360
[ 3552.593187][ C3] ? __pfx_kthread+0x10/0x10
[ 3552.593428][ C3] ret_from_fork+0x31/0x70
[ 3552.593663][ C3] ? __pfx_kthread+0x10/0x10
[ 3552.593902][ C3] ret_from_fork_asm+0x1b/0x30
[ 3552.594160][ C3]
[ 3552.908230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3552.908603][ C3] rcu: 3-....: (25935 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=6120
[ 3552.909170][ C3] rcu: (t=26001 jiffies g=2723341 q=5623 ncpus=4)
[ 3552.909514][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3552.910000][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3552.910638][ C3] Workqueue: netns cleanup_net
[ 3552.910894][ C3] RIP: 0010:queued_spin_lock_slowpath+0xb0/0xb90
[ 3552.911229][ C3] Code: 01 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 c1 ed 03 41 83 e4 07 49 01 c5 41 83 c4 03 be 04 00 00 00 48 89 ef e8 d0 79 e9 fd <41> 0f b6 45 00 41 38 c4 7c 08 84 c0 0f 85 42 09 00 00 8b 5d 00 85
[ 3552.912230][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000202
[ 3552.912548][ C3] RAX: 0000000000000001 RBX: 0000000000000047 RCX: ffffffffa8cb35b0
[ 3552.912961][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3552.913372][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3552.913782][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3552.914196][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3552.914614][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3552.915076][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3552.915419][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3552.915830][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3552.916245][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3552.916655][ C3] PKRU: 55555554
[ 3552.916843][ C3] Call Trace:
[ 3552.917019][ C3]
[ 3552.917172][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3552.917456][ C3] ? print_cpu_stall+0x263/0x6a0
[ 3552.917717][ C3] ? check_cpu_stall+0x284/0x500
[ 3552.917977][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 3552.918273][ C3] ? rcu_pending+0x92/0x360
[ 3552.918513][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3552.918792][ C3] ? update_process_times+0xb9/0x110
[ 3552.919068][ C3] ? tick_sched_handle+0x67/0x130
[ 3552.919335][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3552.919633][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3552.919882][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3552.920202][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3552.920487][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3552.920783][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3552.921056][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3552.921374][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3552.921644][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3552.921965][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3552.922273][ C3]
[ 3552.922429][ C3]
[ 3552.922583][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3552.922912][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3552.923211][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3552.923509][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3552.923832][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3552.924138][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3552.924396][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3552.924686][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3552.924979][ C3] ? lock_acquire+0x1c1/0x220
[ 3552.925226][ C3] ? __mutex_lock+0x33e/0xb10
[ 3552.925475][ C3] _raw_spin_lock+0x67/0x80
[ 3552.925711][ C3] __mutex_lock+0x33e/0xb10
[ 3552.925953][ C3] ? mark_held_locks+0xa5/0xf0
[ 3552.926204][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3552.926510][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3552.926773][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3552.927118][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3552.927395][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3552.927702][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3552.928008][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3552.928305][ C3] __tcf_action_put+0x3d/0xf0
[ 3552.928556][ C3] tcf_action_destroy+0x43/0x130
[ 3552.928816][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3552.929065][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3552.929391][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3552.929688][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3552.930013][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3552.930328][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3552.930585][ C3] tcf_chain_flush+0x1e0/0x320
[ 3552.930836][ C3] __tcf_block_put+0x113/0x270
[ 3552.931087][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3552.931406][ C3] __qdisc_destroy+0xee/0x340
[ 3552.931655][ C3] dev_shutdown+0x129/0x350
[ 3552.931892][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3552.932225][ C3] ? mutex_is_locked+0x17/0x50
[ 3552.932477][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3552.932828][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3552.933154][ C3] default_device_exit_batch+0x234/0x2d0
[ 3552.933449][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3552.933772][ C3] ? ops_exit_list+0xb4/0x170
[ 3552.934018][ C3] cleanup_net+0x4f3/0xb60
[ 3552.934252][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3552.934554][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3552.934813][ C3] ? lock_acquire+0x1c1/0x220
[ 3552.935058][ C3] ? process_one_work+0x714/0x1310
[ 3552.935327][ C3] process_one_work+0x78c/0x1310
[ 3552.935588][ C3] ? hlock_class+0x4e/0x130
[ 3552.935827][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3552.936109][ C3] ? assign_work+0x16c/0x240
[ 3552.936353][ C3] worker_thread+0x73d/0x1010
[ 3552.936598][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3552.936955][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3552.937222][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3552.937488][ C3] kthread+0x28f/0x360
[ 3552.937701][ C3] ? __pfx_kthread+0x10/0x10
[ 3552.937943][ C3] ret_from_fork+0x31/0x70
[ 3552.938176][ C3] ? __pfx_kthread+0x10/0x10
[ 3552.938417][ C3] ret_from_fork_asm+0x1b/0x30
[ 3552.938681][ C3]
[ 3560.775259][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 33573 jiffies s: 467069 root: 0x8/.
[ 3560.775932][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 3560.776324][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 3560.776620][ C3] NMI backtrace for cpu 3
[ 3560.776629][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3560.776634][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3560.776638][ C3] Workqueue: netns cleanup_net
[ 3560.776649][ C3] RIP: 0010:kasan_report+0xd6/0xf0
[ 3560.776656][ C3] Code: 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 <44> 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb
[ 3560.776659][ C3] RSP: 0018:ffffc9000051f498 EFLAGS: 00000282
[ 3560.776661][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 3560.776663][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3560.776664][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3560.776666][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 3560.776667][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 3560.776669][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3560.776671][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3560.776674][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3560.776675][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3560.776676][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3560.776678][ C3] PKRU: 55555554
[ 3560.776679][ C3] Call Trace:
[ 3560.776683][ C3]
[ 3560.776688][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 3560.776694][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3560.776700][ C3] ? nmi_handle+0x153/0x420
[ 3560.776705][ C3] ? default_do_nmi+0x41/0x100
[ 3560.776711][ C3] ? exc_nmi+0xf3/0x120
[ 3560.776714][ C3] ? end_repeat_nmi+0xf/0x60
[ 3560.776718][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3560.776724][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3560.776727][ C3] ? kasan_report+0xd6/0xf0
[ 3560.776730][ C3] ? kasan_report+0xd6/0xf0
[ 3560.776734][ C3] ? kasan_report+0xd6/0xf0
[ 3560.776737][ C3]
[ 3560.776737][ C3]
[ 3560.776739][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3560.776744][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3560.776748][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3560.776752][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3560.776760][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3560.776762][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3560.776766][ C3] ? lock_acquire+0x1c1/0x220
[ 3560.776768][ C3] ? __mutex_lock+0x33e/0xb10
[ 3560.776775][ C3] _raw_spin_lock+0x67/0x80
[ 3560.776778][ C3] __mutex_lock+0x33e/0xb10
[ 3560.776782][ C3] ? mark_held_locks+0xa5/0xf0
[ 3560.776784][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3560.776791][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3560.776793][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3560.776797][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3560.776800][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3560.776805][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3560.776809][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3560.776817][ C3] __tcf_action_put+0x3d/0xf0
[ 3560.776824][ C3] tcf_action_destroy+0x43/0x130
[ 3560.776828][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3560.776831][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3560.776839][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3560.776847][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3560.776852][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3560.776857][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3560.776861][ C3] tcf_chain_flush+0x1e0/0x320
[ 3560.776865][ C3] __tcf_block_put+0x113/0x270
[ 3560.776870][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3560.776878][ C3] __qdisc_destroy+0xee/0x340
[ 3560.776883][ C3] dev_shutdown+0x129/0x350
[ 3560.776887][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3560.776893][ C3] ? mutex_is_locked+0x17/0x50
[ 3560.776898][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3560.776901][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3560.776905][ C3] default_device_exit_batch+0x234/0x2d0
[ 3560.776908][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3560.776911][ C3] ? ops_exit_list+0xb4/0x170
[ 3560.776915][ C3] cleanup_net+0x4f3/0xb60
[ 3560.776918][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3560.776921][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3560.776924][ C3] ? lock_acquire+0x1c1/0x220
[ 3560.776926][ C3] ? process_one_work+0x714/0x1310
[ 3560.776932][ C3] process_one_work+0x78c/0x1310
[ 3560.776936][ C3] ? hlock_class+0x4e/0x130
[ 3560.776940][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3560.776944][ C3] ? assign_work+0x16c/0x240
[ 3560.776947][ C3] worker_thread+0x73d/0x1010
[ 3560.776950][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3560.776954][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3560.776957][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3560.776959][ C3] kthread+0x28f/0x360
[ 3560.776963][ C3] ? __pfx_kthread+0x10/0x10
[ 3560.776965][ C3] ret_from_fork+0x31/0x70
[ 3560.776969][ C3] ? __pfx_kthread+0x10/0x10
[ 3560.776971][ C3] ret_from_fork_asm+0x1b/0x30
[ 3560.776981][ C3]
[ 3588.563227][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 60s! [kworker/u8:1:71]
[ 3588.563707][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3588.564706][ C3] irq event stamp: 12124043
[ 3588.564958][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3588.565476][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3588.565983][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3588.566481][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3588.566987][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3588.567497][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3588.568150][ C3] Workqueue: netns cleanup_net
[ 3588.568406][ C3] RIP: 0010:kasan_report+0x3c/0xf0
[ 3588.568696][ C3] Code: 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd 0f f7 ff ff 41 89 c4 84 c0 0f 84 9c 00 00 00 e8 ff a7 ba ff 41
[ 3588.569731][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000246
[ 3588.570055][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 3588.570483][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3588.570912][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3588.571336][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3588.571756][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 3588.572182][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3588.572644][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3588.573003][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3588.573430][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3588.573848][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3588.574282][ C3] PKRU: 55555554
[ 3588.574487][ C3] Call Trace:
[ 3588.574663][ C3]
[ 3588.574818][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3588.575102][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3588.575362][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3588.575649][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3588.575947][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3588.576247][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3588.576523][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3588.576856][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3588.577128][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3588.577460][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3588.577772][ C3]
[ 3588.577928][ C3]
[ 3588.578085][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3588.578427][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3588.578750][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3588.579070][ C3] ? kasan_report+0x3c/0xf0
[ 3588.579326][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3588.579627][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3588.579949][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3588.580271][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3588.580545][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3588.580827][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3588.581133][ C3] ? lock_acquire+0x1c1/0x220
[ 3588.581382][ C3] ? __mutex_lock+0x33e/0xb10
[ 3588.581638][ C3] _raw_spin_lock+0x67/0x80
[ 3588.581882][ C3] __mutex_lock+0x33e/0xb10
[ 3588.582130][ C3] ? mark_held_locks+0xa5/0xf0
[ 3588.582398][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3588.582706][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3588.582970][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3588.583317][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3588.583596][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3588.583893][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3588.584198][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3588.584508][ C3] __tcf_action_put+0x3d/0xf0
[ 3588.584761][ C3] tcf_action_destroy+0x43/0x130
[ 3588.585021][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3588.585271][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3588.585598][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3588.585896][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3588.586220][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3588.586537][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3588.586792][ C3] tcf_chain_flush+0x1e0/0x320
[ 3588.587043][ C3] __tcf_block_put+0x113/0x270
[ 3588.587297][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3588.587615][ C3] __qdisc_destroy+0xee/0x340
[ 3588.587864][ C3] dev_shutdown+0x129/0x350
[ 3588.588102][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3588.588436][ C3] ? mutex_is_locked+0x17/0x50
[ 3588.588689][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3588.589037][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3588.589381][ C3] default_device_exit_batch+0x234/0x2d0
[ 3588.589683][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3588.590018][ C3] ? ops_exit_list+0xb4/0x170
[ 3588.590267][ C3] cleanup_net+0x4f3/0xb60
[ 3588.590521][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3588.590814][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3588.591086][ C3] ? lock_acquire+0x1c1/0x220
[ 3588.591333][ C3] ? process_one_work+0x714/0x1310
[ 3588.591610][ C3] process_one_work+0x78c/0x1310
[ 3588.591886][ C3] ? hlock_class+0x4e/0x130
[ 3588.592127][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3588.592411][ C3] ? assign_work+0x16c/0x240
[ 3588.592655][ C3] worker_thread+0x73d/0x1010
[ 3588.592901][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3588.593249][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3588.593518][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3588.593805][ C3] kthread+0x28f/0x360
[ 3588.594024][ C3] ? __pfx_kthread+0x10/0x10
[ 3588.594285][ C3] ret_from_fork+0x31/0x70
[ 3588.594527][ C3] ? __pfx_kthread+0x10/0x10
[ 3588.594770][ C3] ret_from_fork_asm+0x1b/0x30
[ 3588.595042][ C3]
[ 3616.563226][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 86s! [kworker/u8:1:71]
[ 3616.563694][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3616.564668][ C3] irq event stamp: 12124043
[ 3616.564903][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3616.565402][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3616.565897][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3616.566391][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3616.566884][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3616.567373][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3616.568010][ C3] Workqueue: netns cleanup_net
[ 3616.568269][ C3] RIP: 0010:report_enabled+0x19/0x30
[ 3616.568549][ C3] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 3616.569560][ C3] RSP: 0018:ffffc9000051f400 EFLAGS: 00000247
[ 3616.569877][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 3616.570291][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3616.570704][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3616.571133][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3616.571549][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 3616.571961][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3616.572425][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3616.572769][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3616.573185][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3616.573599][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3616.574009][ C3] PKRU: 55555554
[ 3616.574202][ C3] Call Trace:
[ 3616.574381][ C3]
[ 3616.574534][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3616.574807][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3616.575061][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3616.575348][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3616.575632][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3616.575929][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3616.576204][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3616.576524][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3616.576795][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3616.577117][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3616.577423][ C3]
[ 3616.577580][ C3]
[ 3616.577734][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3616.578062][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3616.578364][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3616.578663][ C3] ? report_enabled+0x19/0x30
[ 3616.578912][ C3] kasan_report+0x41/0xf0
[ 3616.579142][ C3] kasan_check_range+0x39/0x1c0
[ 3616.579403][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 3616.579695][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3616.580018][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3616.580328][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3616.580588][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3616.580869][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3616.581165][ C3] ? lock_acquire+0x1c1/0x220
[ 3616.581412][ C3] ? __mutex_lock+0x33e/0xb10
[ 3616.581663][ C3] _raw_spin_lock+0x67/0x80
[ 3616.581903][ C3] __mutex_lock+0x33e/0xb10
[ 3616.582143][ C3] ? mark_held_locks+0xa5/0xf0
[ 3616.582396][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3616.582707][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3616.582971][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3616.583315][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3616.583594][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3616.583896][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3616.584206][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3616.584507][ C3] __tcf_action_put+0x3d/0xf0
[ 3616.584758][ C3] tcf_action_destroy+0x43/0x130
[ 3616.585019][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3616.585272][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3616.585600][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3616.585899][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3616.586223][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3616.586541][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3616.586799][ C3] tcf_chain_flush+0x1e0/0x320
[ 3616.587053][ C3] __tcf_block_put+0x113/0x270
[ 3616.587309][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3616.587628][ C3] __qdisc_destroy+0xee/0x340
[ 3616.587879][ C3] dev_shutdown+0x129/0x350
[ 3616.588119][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3616.588456][ C3] ? mutex_is_locked+0x17/0x50
[ 3616.588709][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3616.589061][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3616.589392][ C3] default_device_exit_batch+0x234/0x2d0
[ 3616.589685][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3616.590008][ C3] ? ops_exit_list+0xb4/0x170
[ 3616.590257][ C3] cleanup_net+0x4f3/0xb60
[ 3616.590491][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3616.590790][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3616.591052][ C3] ? lock_acquire+0x1c1/0x220
[ 3616.591300][ C3] ? process_one_work+0x714/0x1310
[ 3616.591573][ C3] process_one_work+0x78c/0x1310
[ 3616.591835][ C3] ? hlock_class+0x4e/0x130
[ 3616.592076][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3616.592360][ C3] ? assign_work+0x16c/0x240
[ 3616.592605][ C3] worker_thread+0x73d/0x1010
[ 3616.592853][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3616.593196][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3616.593467][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3616.593735][ C3] kthread+0x28f/0x360
[ 3616.593950][ C3] ? __pfx_kthread+0x10/0x10
[ 3616.594201][ C3] ret_from_fork+0x31/0x70
[ 3616.594439][ C3] ? __pfx_kthread+0x10/0x10
[ 3616.594680][ C3] ret_from_fork_asm+0x1b/0x30
[ 3616.594940][ C3]
[ 3630.942231][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3630.942613][ C3] rcu: 3-....: (103853 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=23570
[ 3630.943184][ C3] rcu: (t=104035 jiffies g=2723341 q=5634 ncpus=4)
[ 3630.943534][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3630.944028][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3630.944663][ C3] Workqueue: netns cleanup_net
[ 3630.944921][ C3] RIP: 0010:queued_spin_lock_slowpath+0xa3/0xb90
[ 3630.945258][ C3] Code: 0f 1f 44 00 00 49 89 fd 49 89 fc 41 be 01 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 c1 ed 03 41 83 e4 07 49 01 c5 41 83 c4 03 04 00 00 00 48 89 ef e8 d0 79 e9 fd 41 0f b6 45 00 41 38 c4 7c
[ 3630.946262][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 3630.946581][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 3630.946995][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3630.947412][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3630.947824][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3630.948236][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3630.948650][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3630.949113][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3630.949460][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3630.949873][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3630.950285][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3630.950698][ C3] PKRU: 55555554
[ 3630.950886][ C3] Call Trace:
[ 3630.951065][ C3]
[ 3630.951219][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3630.951511][ C3] ? print_cpu_stall+0x263/0x6a0
[ 3630.951772][ C3] ? check_cpu_stall+0x284/0x500
[ 3630.952032][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 3630.952332][ C3] ? rcu_pending+0x92/0x360
[ 3630.952571][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3630.952852][ C3] ? update_process_times+0xb9/0x110
[ 3630.953132][ C3] ? tick_sched_handle+0x67/0x130
[ 3630.953403][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3630.953697][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3630.953948][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3630.954279][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3630.954561][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3630.954861][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3630.955135][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3630.955454][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3630.955726][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3630.956047][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3630.956355][ C3]
[ 3630.956510][ C3]
[ 3630.956666][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3630.956994][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3630.957299][ C3] ? queued_spin_lock_slowpath+0xa3/0xb90
[ 3630.957602][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3630.957926][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3630.958232][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3630.958493][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3630.958776][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3630.959071][ C3] ? lock_acquire+0x1c1/0x220
[ 3630.959320][ C3] ? __mutex_lock+0x33e/0xb10
[ 3630.959570][ C3] _raw_spin_lock+0x67/0x80
[ 3630.959810][ C3] __mutex_lock+0x33e/0xb10
[ 3630.960051][ C3] ? mark_held_locks+0xa5/0xf0
[ 3630.960303][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3630.960616][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3630.960880][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3630.961224][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3630.961508][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3630.961807][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3630.962113][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3630.962412][ C3] __tcf_action_put+0x3d/0xf0
[ 3630.962664][ C3] tcf_action_destroy+0x43/0x130
[ 3630.962926][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3630.963173][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3630.963501][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3630.963803][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3630.964134][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3630.964452][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3630.964709][ C3] tcf_chain_flush+0x1e0/0x320
[ 3630.964962][ C3] __tcf_block_put+0x113/0x270
[ 3630.965216][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3630.965537][ C3] __qdisc_destroy+0xee/0x340
[ 3630.965784][ C3] dev_shutdown+0x129/0x350
[ 3630.966025][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3630.966360][ C3] ? mutex_is_locked+0x17/0x50
[ 3630.966613][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3630.966964][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3630.967293][ C3] default_device_exit_batch+0x234/0x2d0
[ 3630.967590][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3630.967912][ C3] ? ops_exit_list+0xb4/0x170
[ 3630.968160][ C3] cleanup_net+0x4f3/0xb60
[ 3630.968397][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3630.968690][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3630.968950][ C3] ? lock_acquire+0x1c1/0x220
[ 3630.969198][ C3] ? process_one_work+0x714/0x1310
[ 3630.969470][ C3] process_one_work+0x78c/0x1310
[ 3630.969733][ C3] ? hlock_class+0x4e/0x130
[ 3630.969973][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3630.970258][ C3] ? assign_work+0x16c/0x240
[ 3630.970500][ C3] worker_thread+0x73d/0x1010
[ 3630.970749][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3630.971093][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3630.971364][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3630.971633][ C3] kthread+0x28f/0x360
[ 3630.971850][ C3] ? __pfx_kthread+0x10/0x10
[ 3630.972090][ C3] ret_from_fork+0x31/0x70
[ 3630.972327][ C3] ? __pfx_kthread+0x10/0x10
[ 3630.972570][ C3] ret_from_fork_asm+0x1b/0x30
[ 3630.972827][ C3]
[ 3656.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 123s! [kworker/u8:1:71]
[ 3656.563683][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3656.564661][ C3] irq event stamp: 12124043
[ 3656.564899][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3656.565393][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3656.565889][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3656.566378][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3656.566869][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3656.567358][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3656.567988][ C3] Workqueue: netns cleanup_net
[ 3656.568244][ C3] RIP: 0010:queued_spin_lock_slowpath+0xb0/0xb90
[ 3656.568576][ C3] Code: 01 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 c1 ed 03 41 83 e4 07 49 01 c5 41 83 c4 03 be 04 00 00 00 48 89 ef e8 d0 79 e9 fd <41> 0f b6 45 00 41 38 c4 7c 08 84 c0 0f 85 42 09 00 00 8b 5d 00 85
[ 3656.569580][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000202
[ 3656.569898][ C3] RAX: 0000000000000001 RBX: 0000000000000047 RCX: ffffffffa8cb35b0
[ 3656.570312][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3656.570725][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3656.571137][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3656.571548][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3656.571961][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3656.572425][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3656.572769][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3656.573182][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3656.573593][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3656.574014][ C3] PKRU: 55555554
[ 3656.574201][ C3] Call Trace:
[ 3656.574379][ C3]
[ 3656.574532][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3656.574806][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3656.575058][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3656.575347][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3656.575629][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3656.575926][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3656.576204][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3656.576521][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3656.576796][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3656.577118][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3656.577425][ C3]
[ 3656.577580][ C3]
[ 3656.577736][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3656.578063][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3656.578365][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3656.578663][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3656.578988][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3656.579297][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3656.579557][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3656.579838][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3656.580131][ C3] ? lock_acquire+0x1c1/0x220
[ 3656.580378][ C3] ? __mutex_lock+0x33e/0xb10
[ 3656.580630][ C3] _raw_spin_lock+0x67/0x80
[ 3656.580868][ C3] __mutex_lock+0x33e/0xb10
[ 3656.581107][ C3] ? mark_held_locks+0xa5/0xf0
[ 3656.581359][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3656.581668][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3656.581933][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3656.582279][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3656.582557][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3656.582857][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3656.583163][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3656.583460][ C3] __tcf_action_put+0x3d/0xf0
[ 3656.583710][ C3] tcf_action_destroy+0x43/0x130
[ 3656.583976][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3656.584225][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3656.584560][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3656.584858][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3656.585183][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3656.585505][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3656.585763][ C3] tcf_chain_flush+0x1e0/0x320
[ 3656.586016][ C3] __tcf_block_put+0x113/0x270
[ 3656.586273][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3656.586590][ C3] __qdisc_destroy+0xee/0x340
[ 3656.586843][ C3] dev_shutdown+0x129/0x350
[ 3656.587083][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3656.587417][ C3] ? mutex_is_locked+0x17/0x50
[ 3656.587667][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3656.588020][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3656.588349][ C3] default_device_exit_batch+0x234/0x2d0
[ 3656.588641][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3656.588964][ C3] ? ops_exit_list+0xb4/0x170
[ 3656.589212][ C3] cleanup_net+0x4f3/0xb60
[ 3656.589445][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3656.589740][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3656.590000][ C3] ? lock_acquire+0x1c1/0x220
[ 3656.590246][ C3] ? process_one_work+0x714/0x1310
[ 3656.590518][ C3] process_one_work+0x78c/0x1310
[ 3656.590778][ C3] ? hlock_class+0x4e/0x130
[ 3656.591019][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3656.591301][ C3] ? assign_work+0x16c/0x240
[ 3656.591545][ C3] worker_thread+0x73d/0x1010
[ 3656.591793][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3656.592136][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3656.592405][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3656.592675][ C3] kthread+0x28f/0x360
[ 3656.592889][ C3] ? __pfx_kthread+0x10/0x10
[ 3656.593132][ C3] ret_from_fork+0x31/0x70
[ 3656.593368][ C3] ? __pfx_kthread+0x10/0x10
[ 3656.593609][ C3] ret_from_fork_asm+0x1b/0x30
[ 3656.593865][ C3]
[ 3659.079261][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 131877 jiffies s: 467069 root: 0x8/.
[ 3659.079933][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 3659.080316][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 3659.080600][ C3] NMI backtrace for cpu 3
[ 3659.080604][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3659.080608][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3659.080610][ C3] Workqueue: netns cleanup_net
[ 3659.080615][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 3659.080621][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 3659.080623][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 3659.080626][ C3] RAX: 00000000000000fb RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 3659.080627][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3659.080629][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3659.080631][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3659.080632][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3659.080633][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3659.080635][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3659.080639][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3659.080640][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3659.080641][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3659.080643][ C3] PKRU: 55555554
[ 3659.080644][ C3] Call Trace:
[ 3659.080646][ C3]
[ 3659.080647][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 3659.080653][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3659.080657][ C3] ? nmi_handle+0x153/0x420
[ 3659.080663][ C3] ? default_do_nmi+0x41/0x100
[ 3659.080666][ C3] ? exc_nmi+0xf3/0x120
[ 3659.080668][ C3] ? end_repeat_nmi+0xf/0x60
[ 3659.080673][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3659.080677][ C3] ? kasan_report+0x19/0xf0
[ 3659.080680][ C3] ? kasan_report+0x19/0xf0
[ 3659.080683][ C3] ? kasan_report+0x19/0xf0
[ 3659.080686][ C3]
[ 3659.080686][ C3]
[ 3659.080688][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3659.080692][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3659.080696][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3659.080700][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3659.080704][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3659.080708][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3659.080711][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3659.080714][ C3] ? lock_acquire+0x1c1/0x220
[ 3659.080716][ C3] ? __mutex_lock+0x33e/0xb10
[ 3659.080720][ C3] _raw_spin_lock+0x67/0x80
[ 3659.080723][ C3] __mutex_lock+0x33e/0xb10
[ 3659.080726][ C3] ? mark_held_locks+0xa5/0xf0
[ 3659.080728][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3659.080733][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3659.080735][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3659.080739][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3659.080742][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3659.080746][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3659.080749][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3659.080753][ C3] __tcf_action_put+0x3d/0xf0
[ 3659.080758][ C3] tcf_action_destroy+0x43/0x130
[ 3659.080761][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3659.080764][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3659.080769][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3659.080776][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3659.080782][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3659.080786][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3659.080790][ C3] tcf_chain_flush+0x1e0/0x320
[ 3659.080793][ C3] __tcf_block_put+0x113/0x270
[ 3659.080797][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3659.080803][ C3] __qdisc_destroy+0xee/0x340
[ 3659.080807][ C3] dev_shutdown+0x129/0x350
[ 3659.080810][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3659.080814][ C3] ? mutex_is_locked+0x17/0x50
[ 3659.080816][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3659.080819][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3659.080823][ C3] default_device_exit_batch+0x234/0x2d0
[ 3659.080826][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3659.080829][ C3] ? ops_exit_list+0xb4/0x170
[ 3659.080832][ C3] cleanup_net+0x4f3/0xb60
[ 3659.080835][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3659.080837][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3659.080840][ C3] ? lock_acquire+0x1c1/0x220
[ 3659.080842][ C3] ? process_one_work+0x714/0x1310
[ 3659.080846][ C3] process_one_work+0x78c/0x1310
[ 3659.080850][ C3] ? hlock_class+0x4e/0x130
[ 3659.080853][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3659.080857][ C3] ? assign_work+0x16c/0x240
[ 3659.080860][ C3] worker_thread+0x73d/0x1010
[ 3659.080862][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3659.080866][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3659.080869][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3659.080871][ C3] kthread+0x28f/0x360
[ 3659.080873][ C3] ? __pfx_kthread+0x10/0x10
[ 3659.080875][ C3] ret_from_fork+0x31/0x70
[ 3659.080877][ C3] ? __pfx_kthread+0x10/0x10
[ 3659.080879][ C3] ret_from_fork_asm+0x1b/0x30
[ 3659.080885][ C3]
[ 3684.563226][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 149s! [kworker/u8:1:71]
[ 3684.563684][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3684.564658][ C3] irq event stamp: 12124043
[ 3684.564895][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3684.565390][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3684.565887][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3684.566377][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3684.566865][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3684.567357][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3684.567986][ C3] Workqueue: netns cleanup_net
[ 3684.568245][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12b/0xb90
[ 3684.568580][ C3] Code: 24 80 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 90 e9 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2
[ 3684.569596][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 3684.569915][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 3684.570329][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3684.570743][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3684.571155][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3684.571568][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3684.571979][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3684.572442][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3684.572787][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3684.573202][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3684.573620][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3684.574041][ C3] PKRU: 55555554
[ 3684.574228][ C3] Call Trace:
[ 3684.574407][ C3]
[ 3684.574563][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3684.574834][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3684.575088][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3684.575375][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3684.575658][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3684.575954][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3684.576229][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3684.576547][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3684.576819][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3684.577139][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3684.577445][ C3]
[ 3684.577600][ C3]
[ 3684.577754][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3684.578081][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3684.578393][ C3] ? queued_spin_lock_slowpath+0x12b/0xb90
[ 3684.578698][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3684.579019][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3684.579328][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3684.579589][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3684.579868][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3684.580162][ C3] ? lock_acquire+0x1c1/0x220
[ 3684.580409][ C3] ? __mutex_lock+0x33e/0xb10
[ 3684.580659][ C3] _raw_spin_lock+0x67/0x80
[ 3684.580899][ C3] __mutex_lock+0x33e/0xb10
[ 3684.581137][ C3] ? mark_held_locks+0xa5/0xf0
[ 3684.581389][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3684.581698][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3684.581963][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3684.582308][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3684.582585][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3684.582886][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3684.583189][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3684.583489][ C3] __tcf_action_put+0x3d/0xf0
[ 3684.583738][ C3] tcf_action_destroy+0x43/0x130
[ 3684.584005][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3684.584253][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3684.584579][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3684.584877][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3684.585200][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3684.585517][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3684.585775][ C3] tcf_chain_flush+0x1e0/0x320
[ 3684.586029][ C3] __tcf_block_put+0x113/0x270
[ 3684.586284][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3684.586599][ C3] __qdisc_destroy+0xee/0x340
[ 3684.586852][ C3] dev_shutdown+0x129/0x350
[ 3684.587093][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3684.587428][ C3] ? mutex_is_locked+0x17/0x50
[ 3684.587681][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3684.588033][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3684.588363][ C3] default_device_exit_batch+0x234/0x2d0
[ 3684.588656][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3684.588984][ C3] ? ops_exit_list+0xb4/0x170
[ 3684.589235][ C3] cleanup_net+0x4f3/0xb60
[ 3684.589470][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3684.589765][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3684.590027][ C3] ? lock_acquire+0x1c1/0x220
[ 3684.590276][ C3] ? process_one_work+0x714/0x1310
[ 3684.590549][ C3] process_one_work+0x78c/0x1310
[ 3684.590811][ C3] ? hlock_class+0x4e/0x130
[ 3684.591051][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3684.591336][ C3] ? assign_work+0x16c/0x240
[ 3684.591580][ C3] worker_thread+0x73d/0x1010
[ 3684.591829][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3684.592174][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3684.592444][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3684.592713][ C3] kthread+0x28f/0x360
[ 3684.592929][ C3] ? __pfx_kthread+0x10/0x10
[ 3684.593172][ C3] ret_from_fork+0x31/0x70
[ 3684.593409][ C3] ? __pfx_kthread+0x10/0x10
[ 3684.593651][ C3] ret_from_fork_asm+0x1b/0x30
[ 3684.593916][ C3]
[ 3687.751278][ T41] INFO: task kworker/3:0:5656 blocked for more than 122 seconds.
[ 3687.751714][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 3687.752082][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 3687.752540][ T41] task:kworker/3:0 state:D stack:25296 pid:5656 tgid:5656 ppid:2 flags:0x00004000
[ 3687.753080][ T41] Workqueue: events linkwatch_event
[ 3687.753367][ T41] Call Trace:
[ 3687.753545][ T41]
[ 3687.753702][ T41] __schedule+0x705/0x1ac0
[ 3687.753952][ T41] ? __pfx___schedule+0x10/0x10
[ 3687.754208][ T41] ? __pfx___lock_release+0x10/0x10
[ 3687.754488][ T41] ? hlock_class+0x4e/0x130
[ 3687.754727][ T41] ? mark_held_locks+0xa5/0xf0
[ 3687.754975][ T41] ? schedule+0x1fe/0x280
[ 3687.755204][ T41] schedule+0xeb/0x280
[ 3687.755424][ T41] schedule_preempt_disabled+0x15/0x30
[ 3687.755709][ T41] __mutex_lock+0x5e4/0xb10
[ 3687.755966][ T41] ? lock_acquire.part.0+0xe5/0x330
[ 3687.756252][ T41] ? process_one_work+0x714/0x1310
[ 3687.756537][ T41] ? linkwatch_event+0xe/0x60
[ 3687.756783][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 3687.757064][ T41] ? __pfx___lock_release+0x10/0x10
[ 3687.757345][ T41] ? lock_acquire+0x1c1/0x220
[ 3687.757593][ T41] ? linkwatch_event+0xe/0x60
[ 3687.757838][ T41] linkwatch_event+0xe/0x60
[ 3687.758081][ T41] process_one_work+0x78c/0x1310
[ 3687.758357][ T41] ? hlock_class+0x4e/0x130
[ 3687.758602][ T41] ? __pfx_process_one_work+0x10/0x10
[ 3687.758902][ T41] ? assign_work+0x16c/0x240
[ 3687.759164][ T41] worker_thread+0x73d/0x1010
[ 3687.759444][ T41] ? __pfx_worker_thread+0x10/0x10
[ 3687.759719][ T41] kthread+0x28f/0x360
[ 3687.759933][ T41] ? __pfx_kthread+0x10/0x10
[ 3687.760192][ T41] ret_from_fork+0x31/0x70
[ 3687.760450][ T41] ? __pfx_kthread+0x10/0x10
[ 3687.760696][ T41] ret_from_fork_asm+0x1b/0x30
[ 3687.760958][ T41]
[ 3687.761128][ T41] INFO: task ip:26197 blocked for more than 122 seconds.
[ 3687.761504][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 3687.761883][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 3687.762363][ T41] task:ip state:D stack:26320 pid:26197 tgid:26197 ppid:24680 flags:0x00004002
[ 3687.762917][ T41] Call Trace:
[ 3687.763092][ T41]
[ 3687.763273][ T41] __schedule+0x705/0x1ac0
[ 3687.763510][ T41] ? __pfx___schedule+0x10/0x10
[ 3687.763785][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 3687.764066][ T41] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3687.764383][ T41] ? lock_acquire+0x1c1/0x220
[ 3687.764648][ T41] ? lock_acquire+0x1c1/0x220
[ 3687.764906][ T41] ? schedule+0x163/0x280
[ 3687.765134][ T41] schedule+0xeb/0x280
[ 3687.765372][ T41] synchronize_rcu_expedited+0x3c8/0x500
[ 3687.765678][ T41] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 3687.766015][ T41] ? __pfx_autoremove_wake_function+0x10/0x10
[ 3687.766358][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 3687.766685][ T41] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 3687.766973][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 3687.767309][ T41] ? mnt_release_group_id+0x44/0x90
[ 3687.767600][ T41] ? __up_write+0x190/0x520
[ 3687.767874][ T41] namespace_unlock+0x1a4/0x420
[ 3687.768142][ T41] ? umount_tree+0x6ee/0xfb0
[ 3687.768398][ T41] ? __pfx_namespace_unlock+0x10/0x10
[ 3687.768685][ T41] ? __pfx_umount_tree+0x10/0x10
[ 3687.768966][ T41] ? lock_acquire+0x1c1/0x220
[ 3687.769215][ T41] do_umount+0x378/0xb10
[ 3687.769449][ T41] ? __pfx_do_umount+0x10/0x10
[ 3687.769702][ T41] ? user_path_at_empty+0x49/0x60
[ 3687.769969][ T41] ? __kasan_slab_free+0x107/0x1c0
[ 3687.770248][ T41] path_umount+0x1f6/0x360
[ 3687.770499][ T41] __x64_sys_umount+0x10b/0x130
[ 3687.770780][ T41] ? __pfx___x64_sys_umount+0x10/0x10
[ 3687.771065][ T41] ? do_user_addr_fault+0x46e/0xba0
[ 3687.771346][ T41] do_syscall_64+0xc9/0x1e0
[ 3687.771591][ T41] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 3687.771903][ T41] RIP: 0033:0x7f2156ce763b
[ 3687.772137][ T41] RSP: 002b:00007fff7944a928 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[ 3687.772579][ T41] RAX: ffffffffffffffda RBX: 000000000046d7b0 RCX: 00007f2156ce763b
[ 3687.772990][ T41] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00007fff7944a930
[ 3687.773406][ T41] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007fff7944a7c0
[ 3687.773826][ T41] R10: 00007f2156bad8d0 R11: 0000000000000206 R12: 00007fff7944bae0
[ 3687.774239][ T41] R13: 0000000000000001 R14: 00007fff7944da54 R15: 0000000000000000
[ 3687.774652][ T41]
[ 3687.774815][ T41] INFO: lockdep is turned off.
[ 3708.976230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3708.976621][ C3] rcu: 3-....: (181773 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=41320
[ 3708.977196][ C3] rcu: (t=182069 jiffies g=2723341 q=5634 ncpus=4)
[ 3708.977545][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3708.978039][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3708.978673][ C3] Workqueue: netns cleanup_net
[ 3708.978934][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3708.979275][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3708.980281][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 3708.980604][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 3708.981017][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3708.981432][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3708.981843][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3708.982257][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3708.982669][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3708.983132][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3708.983478][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3708.983899][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3708.984310][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3708.984721][ C3] PKRU: 55555554
[ 3708.984909][ C3] Call Trace:
[ 3708.985088][ C3]
[ 3708.985242][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3708.985526][ C3] ? print_cpu_stall+0x263/0x6a0
[ 3708.985785][ C3] ? check_cpu_stall+0x284/0x500
[ 3708.986046][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 3708.986346][ C3] ? rcu_pending+0x92/0x360
[ 3708.986583][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3708.986864][ C3] ? update_process_times+0xb9/0x110
[ 3708.987144][ C3] ? tick_sched_handle+0x67/0x130
[ 3708.987410][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3708.987704][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3708.987954][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3708.988278][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3708.988559][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3708.988858][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3708.989132][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3708.989449][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3708.989720][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3708.990038][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3708.990348][ C3]
[ 3708.990502][ C3]
[ 3708.990660][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3708.990988][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3708.991291][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3708.991598][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3708.991922][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3708.992225][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3708.992485][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3708.992768][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3708.993065][ C3] ? lock_acquire+0x1c1/0x220
[ 3708.993313][ C3] ? __mutex_lock+0x33e/0xb10
[ 3708.993563][ C3] _raw_spin_lock+0x67/0x80
[ 3708.993807][ C3] __mutex_lock+0x33e/0xb10
[ 3708.994048][ C3] ? mark_held_locks+0xa5/0xf0
[ 3708.994298][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3708.994604][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3708.994868][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3708.995210][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3708.995492][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3708.995792][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3708.996097][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3708.996396][ C3] __tcf_action_put+0x3d/0xf0
[ 3708.996649][ C3] tcf_action_destroy+0x43/0x130
[ 3708.996909][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3708.997155][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3708.997485][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3708.997785][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3708.998110][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3708.998425][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3708.998683][ C3] tcf_chain_flush+0x1e0/0x320
[ 3708.998935][ C3] __tcf_block_put+0x113/0x270
[ 3708.999200][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3708.999520][ C3] __qdisc_destroy+0xee/0x340
[ 3708.999770][ C3] dev_shutdown+0x129/0x350
[ 3709.000009][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3709.000341][ C3] ? mutex_is_locked+0x17/0x50
[ 3709.000596][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3709.000946][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3709.001273][ C3] default_device_exit_batch+0x234/0x2d0
[ 3709.001568][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3709.001888][ C3] ? ops_exit_list+0xb4/0x170
[ 3709.002134][ C3] cleanup_net+0x4f3/0xb60
[ 3709.002370][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3709.002661][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3709.002920][ C3] ? lock_acquire+0x1c1/0x220
[ 3709.003166][ C3] ? process_one_work+0x714/0x1310
[ 3709.003437][ C3] process_one_work+0x78c/0x1310
[ 3709.003704][ C3] ? hlock_class+0x4e/0x130
[ 3709.003942][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3709.004225][ C3] ? assign_work+0x16c/0x240
[ 3709.004467][ C3] worker_thread+0x73d/0x1010
[ 3709.004713][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3709.005054][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3709.005323][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3709.005590][ C3] kthread+0x28f/0x360
[ 3709.005805][ C3] ? __pfx_kthread+0x10/0x10
[ 3709.006045][ C3] ret_from_fork+0x31/0x70
[ 3709.006281][ C3] ? __pfx_kthread+0x10/0x10
[ 3709.006524][ C3] ret_from_fork_asm+0x1b/0x30
[ 3709.006780][ C3]
[ 3736.563226][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 197s! [kworker/u8:1:71]
[ 3736.563705][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3736.564687][ C3] irq event stamp: 12124043
[ 3736.564922][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3736.565426][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3736.565922][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3736.566418][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3736.566910][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3736.567404][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3736.568043][ C3] Workqueue: netns cleanup_net
[ 3736.568298][ C3] RIP: 0010:kasan_report+0xce/0xf0
[ 3736.568570][ C3] Code: 24 20 88 5c 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3
[ 3736.569578][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000246
[ 3736.569893][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 3736.570313][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3736.570721][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3736.571136][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 3736.571548][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 3736.571959][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3736.572426][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3736.572771][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3736.573188][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3736.573609][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3736.574022][ C3] PKRU: 55555554
[ 3736.574217][ C3] Call Trace:
[ 3736.574392][ C3]
[ 3736.574549][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3736.574821][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3736.575084][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3736.575372][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3736.575653][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3736.575950][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3736.576230][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3736.576546][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3736.576815][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3736.577140][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3736.577446][ C3]
[ 3736.577599][ C3]
[ 3736.577756][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3736.578090][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3736.578390][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3736.578689][ C3] ? kasan_report+0xce/0xf0
[ 3736.578925][ C3] ? kasan_report+0x41/0xf0
[ 3736.579173][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3736.579479][ C3] kasan_check_range+0x39/0x1c0
[ 3736.579736][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 3736.580031][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3736.580358][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3736.580662][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3736.580921][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3736.581206][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3736.581503][ C3] ? lock_acquire+0x1c1/0x220
[ 3736.581753][ C3] ? __mutex_lock+0x33e/0xb10
[ 3736.582000][ C3] _raw_spin_lock+0x67/0x80
[ 3736.582247][ C3] __mutex_lock+0x33e/0xb10
[ 3736.582503][ C3] ? mark_held_locks+0xa5/0xf0
[ 3736.582752][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3736.583068][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3736.583352][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3736.583701][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3736.583977][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3736.584285][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3736.584589][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3736.584887][ C3] __tcf_action_put+0x3d/0xf0
[ 3736.585143][ C3] tcf_action_destroy+0x43/0x130
[ 3736.585403][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3736.585647][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3736.585974][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3736.586281][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3736.586605][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3736.586920][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3736.587183][ C3] tcf_chain_flush+0x1e0/0x320
[ 3736.587437][ C3] __tcf_block_put+0x113/0x270
[ 3736.587690][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3736.588008][ C3] __qdisc_destroy+0xee/0x340
[ 3736.588261][ C3] dev_shutdown+0x129/0x350
[ 3736.588502][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3736.588836][ C3] ? mutex_is_locked+0x17/0x50
[ 3736.589097][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3736.589450][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3736.589776][ C3] default_device_exit_batch+0x234/0x2d0
[ 3736.590080][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3736.590402][ C3] ? ops_exit_list+0xb4/0x170
[ 3736.590649][ C3] cleanup_net+0x4f3/0xb60
[ 3736.590884][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3736.591184][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3736.591445][ C3] ? lock_acquire+0x1c1/0x220
[ 3736.591692][ C3] ? process_one_work+0x714/0x1310
[ 3736.591962][ C3] process_one_work+0x78c/0x1310
[ 3736.592230][ C3] ? hlock_class+0x4e/0x130
[ 3736.592468][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3736.592755][ C3] ? assign_work+0x16c/0x240
[ 3736.592996][ C3] worker_thread+0x73d/0x1010
[ 3736.593250][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3736.593600][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3736.593868][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3736.594143][ C3] kthread+0x28f/0x360
[ 3736.594360][ C3] ? __pfx_kthread+0x10/0x10
[ 3736.594601][ C3] ret_from_fork+0x31/0x70
[ 3736.594836][ C3] ? __pfx_kthread+0x10/0x10
[ 3736.595085][ C3] ret_from_fork_asm+0x1b/0x30
[ 3736.595344][ C3]
[ 3757.383254][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 230181 jiffies s: 467069 root: 0x8/.
[ 3757.383927][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 3757.384305][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 3757.384588][ C3] NMI backtrace for cpu 3
[ 3757.384596][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3757.384601][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3757.384604][ C3] Workqueue: netns cleanup_net
[ 3757.384614][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 3757.384621][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 3757.384624][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 3757.384627][ C3] RAX: 00000000000000fb RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 3757.384629][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3757.384630][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3757.384632][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3757.384633][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3757.384635][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3757.384637][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3757.384641][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3757.384643][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3757.384644][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3757.384646][ C3] PKRU: 55555554
[ 3757.384646][ C3] Call Trace:
[ 3757.384651][ C3]
[ 3757.384655][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 3757.384662][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3757.384667][ C3] ? nmi_handle+0x153/0x420
[ 3757.384673][ C3] ? default_do_nmi+0x41/0x100
[ 3757.384678][ C3] ? exc_nmi+0xf3/0x120
[ 3757.384681][ C3] ? end_repeat_nmi+0xf/0x60
[ 3757.384686][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3757.384692][ C3] ? kasan_report+0x19/0xf0
[ 3757.384695][ C3] ? kasan_report+0x19/0xf0
[ 3757.384698][ C3] ? kasan_report+0x19/0xf0
[ 3757.384701][ C3]
[ 3757.384701][ C3]
[ 3757.384703][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3757.384708][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3757.384712][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3757.384716][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3757.384720][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3757.384727][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3757.384730][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3757.384733][ C3] ? lock_acquire+0x1c1/0x220
[ 3757.384735][ C3] ? __mutex_lock+0x33e/0xb10
[ 3757.384741][ C3] _raw_spin_lock+0x67/0x80
[ 3757.384744][ C3] __mutex_lock+0x33e/0xb10
[ 3757.384749][ C3] ? mark_held_locks+0xa5/0xf0
[ 3757.384751][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3757.384757][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3757.384760][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3757.384764][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3757.384767][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3757.384772][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3757.384775][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3757.384783][ C3] __tcf_action_put+0x3d/0xf0
[ 3757.384790][ C3] tcf_action_destroy+0x43/0x130
[ 3757.384794][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3757.384798][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3757.384806][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3757.384813][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3757.384819][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3757.384824][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3757.384828][ C3] tcf_chain_flush+0x1e0/0x320
[ 3757.384832][ C3] __tcf_block_put+0x113/0x270
[ 3757.384837][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3757.384845][ C3] __qdisc_destroy+0xee/0x340
[ 3757.384849][ C3] dev_shutdown+0x129/0x350
[ 3757.384853][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3757.384860][ C3] ? mutex_is_locked+0x17/0x50
[ 3757.384864][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3757.384867][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3757.384871][ C3] default_device_exit_batch+0x234/0x2d0
[ 3757.384875][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3757.384879][ C3] ? ops_exit_list+0xb4/0x170
[ 3757.384882][ C3] cleanup_net+0x4f3/0xb60
[ 3757.384885][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3757.384888][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3757.384891][ C3] ? lock_acquire+0x1c1/0x220
[ 3757.384893][ C3] ? process_one_work+0x714/0x1310
[ 3757.384899][ C3] process_one_work+0x78c/0x1310
[ 3757.384903][ C3] ? hlock_class+0x4e/0x130
[ 3757.384906][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3757.384911][ C3] ? assign_work+0x16c/0x240
[ 3757.384914][ C3] worker_thread+0x73d/0x1010
[ 3757.384917][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3757.384921][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3757.384924][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3757.384926][ C3] kthread+0x28f/0x360
[ 3757.384930][ C3] ? __pfx_kthread+0x10/0x10
[ 3757.384932][ C3] ret_from_fork+0x31/0x70
[ 3757.384935][ C3] ? __pfx_kthread+0x10/0x10
[ 3757.384937][ C3] ret_from_fork_asm+0x1b/0x30
[ 3757.384947][ C3]
[ 3784.563234][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 242s! [kworker/u8:1:71]
[ 3784.563715][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3784.564695][ C3] irq event stamp: 12124043
[ 3784.564931][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3784.565432][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3784.565930][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3784.566430][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3784.566917][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3784.567413][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3784.568053][ C3] Workqueue: netns cleanup_net
[ 3784.568309][ C3] RIP: 0010:kasan_check_range+0xdf/0x1c0
[ 3784.568611][ C3] Code: d8 eb 0d 48 83 c0 08 48 39 d0 0f 84 b0 00 00 00 48 83 38 00 74 ed 48 8d 50 08 eb 09 48 83 c0 01 48 39 c2 74 2c 80 38 00 74 f2 <48> 89 c2 b8 01 00 00 00 48 85 d2 0f 84 4c ff ff ff 41 83 e2 07 49
[ 3784.569617][ C3] RSP: 0018:ffffc9000051f4b0 EFLAGS: 00000282
[ 3784.569934][ C3] RAX: ffffed10045e5641 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 3784.570348][ C3] RDX: ffffed10045e5642 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3784.570760][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 3784.571171][ C3] R10: ffff888022f2b20b R11: 205d313754202020 R12: 0000000000000003
[ 3784.571583][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3784.571995][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3784.572458][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3784.572802][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3784.573216][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3784.573636][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3784.574056][ C3] PKRU: 55555554
[ 3784.574243][ C3] Call Trace:
[ 3784.574424][ C3]
[ 3784.574578][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3784.574849][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3784.575099][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3784.575387][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3784.575668][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3784.575962][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3784.576237][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3784.576556][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3784.576832][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3784.577151][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3784.577457][ C3]
[ 3784.577616][ C3]
[ 3784.577770][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3784.578101][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3784.578401][ C3] ? kasan_check_range+0xdf/0x1c0
[ 3784.578664][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 3784.578968][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3784.579291][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3784.579600][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3784.579876][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3784.580156][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3784.580448][ C3] ? lock_acquire+0x1c1/0x220
[ 3784.580694][ C3] ? __mutex_lock+0x33e/0xb10
[ 3784.580944][ C3] _raw_spin_lock+0x67/0x80
[ 3784.581181][ C3] __mutex_lock+0x33e/0xb10
[ 3784.581425][ C3] ? mark_held_locks+0xa5/0xf0
[ 3784.581680][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3784.581985][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3784.582247][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3784.582597][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3784.582880][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3784.583177][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3784.583489][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3784.583783][ C3] __tcf_action_put+0x3d/0xf0
[ 3784.584036][ C3] tcf_action_destroy+0x43/0x130
[ 3784.584295][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3784.584541][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3784.584875][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3784.585171][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3784.585494][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3784.585815][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3784.586071][ C3] tcf_chain_flush+0x1e0/0x320
[ 3784.586326][ C3] __tcf_block_put+0x113/0x270
[ 3784.586575][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3784.586891][ C3] __qdisc_destroy+0xee/0x340
[ 3784.587139][ C3] dev_shutdown+0x129/0x350
[ 3784.587377][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3784.587715][ C3] ? mutex_is_locked+0x17/0x50
[ 3784.587966][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3784.588331][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3784.588655][ C3] default_device_exit_batch+0x234/0x2d0
[ 3784.588952][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3784.589279][ C3] ? ops_exit_list+0xb4/0x170
[ 3784.589525][ C3] cleanup_net+0x4f3/0xb60
[ 3784.589755][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3784.590046][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3784.590309][ C3] ? lock_acquire+0x1c1/0x220
[ 3784.590553][ C3] ? process_one_work+0x714/0x1310
[ 3784.590827][ C3] process_one_work+0x78c/0x1310
[ 3784.591087][ C3] ? hlock_class+0x4e/0x130
[ 3784.591327][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3784.591608][ C3] ? assign_work+0x16c/0x240
[ 3784.591850][ C3] worker_thread+0x73d/0x1010
[ 3784.592095][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3784.592439][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3784.592706][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3784.592971][ C3] kthread+0x28f/0x360
[ 3784.593185][ C3] ? __pfx_kthread+0x10/0x10
[ 3784.593435][ C3] ret_from_fork+0x31/0x70
[ 3784.593668][ C3] ? __pfx_kthread+0x10/0x10
[ 3784.593910][ C3] ret_from_fork_asm+0x1b/0x30
[ 3784.594167][ C3]
[ 3787.010231][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3787.010620][ C3] rcu: 3-....: (259690 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=59397
[ 3787.011194][ C3] rcu: (t=260103 jiffies g=2723341 q=5634 ncpus=4)
[ 3787.011543][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3787.012036][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3787.012676][ C3] Workqueue: netns cleanup_net
[ 3787.012934][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 3787.013211][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3787.014227][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 3787.014555][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 3787.014971][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3787.015389][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3787.015804][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 3787.016221][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 3787.016638][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3787.017103][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3787.017458][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3787.017870][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3787.018292][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3787.018712][ C3] PKRU: 55555554
[ 3787.018900][ C3] Call Trace:
[ 3787.019077][ C3]
[ 3787.019231][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3787.019522][ C3] ? print_cpu_stall+0x263/0x6a0
[ 3787.019789][ C3] ? check_cpu_stall+0x284/0x500
[ 3787.020046][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 3787.020349][ C3] ? rcu_pending+0x92/0x360
[ 3787.020586][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3787.020869][ C3] ? update_process_times+0xb9/0x110
[ 3787.021153][ C3] ? tick_sched_handle+0x67/0x130
[ 3787.021418][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3787.021715][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3787.021966][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3787.022290][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3787.022576][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3787.022871][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3787.023145][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3787.023474][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3787.023748][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3787.024067][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3787.024375][ C3]
[ 3787.024530][ C3]
[ 3787.024684][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3787.025008][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3787.025315][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3787.025615][ C3] ? kasan_report+0xd2/0xf0
[ 3787.025858][ C3] kasan_check_range+0x39/0x1c0
[ 3787.026116][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 3787.026404][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3787.026725][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3787.027030][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3787.027290][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3787.027569][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3787.027860][ C3] ? lock_acquire+0x1c1/0x220
[ 3787.028106][ C3] ? __mutex_lock+0x33e/0xb10
[ 3787.028355][ C3] _raw_spin_lock+0x67/0x80
[ 3787.028591][ C3] __mutex_lock+0x33e/0xb10
[ 3787.028831][ C3] ? mark_held_locks+0xa5/0xf0
[ 3787.029081][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3787.029387][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3787.029649][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3787.029991][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3787.030267][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3787.030564][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3787.030868][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3787.031164][ C3] __tcf_action_put+0x3d/0xf0
[ 3787.031416][ C3] tcf_action_destroy+0x43/0x130
[ 3787.031675][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3787.031924][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3787.032251][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3787.032546][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3787.032875][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3787.033194][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3787.033459][ C3] tcf_chain_flush+0x1e0/0x320
[ 3787.033709][ C3] __tcf_block_put+0x113/0x270
[ 3787.033959][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3787.034283][ C3] __qdisc_destroy+0xee/0x340
[ 3787.034537][ C3] dev_shutdown+0x129/0x350
[ 3787.034774][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3787.035107][ C3] ? mutex_is_locked+0x17/0x50
[ 3787.035365][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3787.035720][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3787.036046][ C3] default_device_exit_batch+0x234/0x2d0
[ 3787.036341][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3787.036663][ C3] ? ops_exit_list+0xb4/0x170
[ 3787.036914][ C3] cleanup_net+0x4f3/0xb60
[ 3787.037147][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3787.037445][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3787.037703][ C3] ? lock_acquire+0x1c1/0x220
[ 3787.037948][ C3] ? process_one_work+0x714/0x1310
[ 3787.038223][ C3] process_one_work+0x78c/0x1310
[ 3787.038490][ C3] ? hlock_class+0x4e/0x130
[ 3787.038730][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3787.039011][ C3] ? assign_work+0x16c/0x240
[ 3787.039255][ C3] worker_thread+0x73d/0x1010
[ 3787.039506][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3787.039859][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3787.040127][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3787.040393][ C3] kthread+0x28f/0x360
[ 3787.040608][ C3] ? __pfx_kthread+0x10/0x10
[ 3787.040856][ C3] ret_from_fork+0x31/0x70
[ 3787.041088][ C3] ? __pfx_kthread+0x10/0x10
[ 3787.041336][ C3] ret_from_fork_asm+0x1b/0x30
[ 3787.041594][ C3]
[ 3810.631267][ T41] INFO: task kworker/u8:0:11 blocked for more than 122 seconds.
[ 3810.631712][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 3810.632074][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 3810.632529][ T41] task:kworker/u8:0 state:D stack:28760 pid:11 tgid:11 ppid:2 flags:0x00004000
[ 3810.633069][ T41] Workqueue: ipv6_addrconf addrconf_verify_work
[ 3810.633418][ T41] Call Trace:
[ 3810.633595][ T41]
[ 3810.633755][ T41] __schedule+0x705/0x1ac0
[ 3810.633997][ T41] ? __pfx___schedule+0x10/0x10
[ 3810.634259][ T41] ? __mutex_trylock_common+0x79/0x260
[ 3810.634548][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 3810.634824][ T41] ? lock_acquire+0x1c1/0x220
[ 3810.635071][ T41] ? schedule+0x163/0x280
[ 3810.635306][ T41] schedule+0xeb/0x280
[ 3810.635523][ T41] schedule_preempt_disabled+0x15/0x30
[ 3810.635809][ T41] __mutex_lock+0x5e4/0xb10
[ 3810.636049][ T41] ? addrconf_verify_work+0x12/0x30
[ 3810.636328][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 3810.636596][ T41] ? addrconf_verify_work+0x12/0x30
[ 3810.636869][ T41] addrconf_verify_work+0x12/0x30
[ 3810.637133][ T41] process_one_work+0x78c/0x1310
[ 3810.637402][ T41] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3810.637694][ T41] ? __pfx_process_one_work+0x10/0x10
[ 3810.637978][ T41] ? assign_work+0x16c/0x240
[ 3810.638219][ T41] worker_thread+0x73d/0x1010
[ 3810.638475][ T41] ? __pfx_worker_thread+0x10/0x10
[ 3810.638744][ T41] kthread+0x28f/0x360
[ 3810.638960][ T41] ? __pfx_kthread+0x10/0x10
[ 3810.639202][ T41] ret_from_fork+0x31/0x70
[ 3810.639445][ T41] ? __pfx_kthread+0x10/0x10
[ 3810.639688][ T41] ret_from_fork_asm+0x1b/0x30
[ 3810.639944][ T41]
[ 3810.640123][ T41] INFO: task kworker/3:0:5656 blocked for more than 245 seconds.
[ 3810.640529][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 3810.640892][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 3810.641347][ T41] task:kworker/3:0 state:D stack:25296 pid:5656 tgid:5656 ppid:2 flags:0x00004000
[ 3810.641877][ T41] Workqueue: events linkwatch_event
[ 3810.642153][ T41] Call Trace:
[ 3810.642332][ T41]
[ 3810.642489][ T41] __schedule+0x705/0x1ac0
[ 3810.642727][ T41] ? __pfx___schedule+0x10/0x10
[ 3810.642981][ T41] ? __pfx___lock_release+0x10/0x10
[ 3810.643266][ T41] ? hlock_class+0x4e/0x130
[ 3810.643506][ T41] ? mark_held_locks+0xa5/0xf0
[ 3810.643758][ T41] ? schedule+0x1fe/0x280
[ 3810.643983][ T41] schedule+0xeb/0x280
[ 3810.644199][ T41] schedule_preempt_disabled+0x15/0x30
[ 3810.644489][ T41] __mutex_lock+0x5e4/0xb10
[ 3810.644729][ T41] ? lock_acquire.part.0+0xe5/0x330
[ 3810.645001][ T41] ? process_one_work+0x714/0x1310
[ 3810.645275][ T41] ? linkwatch_event+0xe/0x60
[ 3810.645523][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 3810.645786][ T41] ? __pfx___lock_release+0x10/0x10
[ 3810.646061][ T41] ? lock_acquire+0x1c1/0x220
[ 3810.646314][ T41] ? linkwatch_event+0xe/0x60
[ 3810.646558][ T41] linkwatch_event+0xe/0x60
[ 3810.646797][ T41] process_one_work+0x78c/0x1310
[ 3810.647058][ T41] ? hlock_class+0x4e/0x130
[ 3810.647304][ T41] ? __pfx_process_one_work+0x10/0x10
[ 3810.647586][ T41] ? assign_work+0x16c/0x240
[ 3810.647830][ T41] worker_thread+0x73d/0x1010
[ 3810.648082][ T41] ? __pfx_worker_thread+0x10/0x10
[ 3810.648360][ T41] kthread+0x28f/0x360
[ 3810.648573][ T41] ? __pfx_kthread+0x10/0x10
[ 3810.648816][ T41] ret_from_fork+0x31/0x70
[ 3810.649049][ T41] ? __pfx_kthread+0x10/0x10
[ 3810.649298][ T41] ret_from_fork_asm+0x1b/0x30
[ 3810.649554][ T41]
[ 3810.649721][ T41] INFO: task ip:26197 blocked for more than 245 seconds.
[ 3810.650089][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 3810.650454][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 3810.650904][ T41] task:ip state:D stack:26320 pid:26197 tgid:26197 ppid:24680 flags:0x00004002
[ 3810.651440][ T41] Call Trace:
[ 3810.651616][ T41]
[ 3810.651771][ T41] __schedule+0x705/0x1ac0
[ 3810.652007][ T41] ? __pfx___schedule+0x10/0x10
[ 3810.652268][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 3810.652540][ T41] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3810.652833][ T41] ? lock_acquire+0x1c1/0x220
[ 3810.653080][ T41] ? lock_acquire+0x1c1/0x220
[ 3810.653339][ T41] ? schedule+0x163/0x280
[ 3810.653568][ T41] schedule+0xeb/0x280
[ 3810.653784][ T41] synchronize_rcu_expedited+0x3c8/0x500
[ 3810.654080][ T41] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 3810.654409][ T41] ? __pfx_autoremove_wake_function+0x10/0x10
[ 3810.654727][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 3810.655045][ T41] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 3810.655329][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 3810.655643][ T41] ? mnt_release_group_id+0x44/0x90
[ 3810.655917][ T41] ? __up_write+0x190/0x520
[ 3810.656155][ T41] namespace_unlock+0x1a4/0x420
[ 3810.656416][ T41] ? umount_tree+0x6ee/0xfb0
[ 3810.656658][ T41] ? __pfx_namespace_unlock+0x10/0x10
[ 3810.656939][ T41] ? __pfx_umount_tree+0x10/0x10
[ 3810.657199][ T41] ? lock_acquire+0x1c1/0x220
[ 3810.657451][ T41] do_umount+0x378/0xb10
[ 3810.657677][ T41] ? __pfx_do_umount+0x10/0x10
[ 3810.657927][ T41] ? user_path_at_empty+0x49/0x60
[ 3810.658189][ T41] ? __kasan_slab_free+0x107/0x1c0
[ 3810.658466][ T41] path_umount+0x1f6/0x360
[ 3810.658698][ T41] __x64_sys_umount+0x10b/0x130
[ 3810.658953][ T41] ? __pfx___x64_sys_umount+0x10/0x10
[ 3810.659238][ T41] ? do_user_addr_fault+0x46e/0xba0
[ 3810.659514][ T41] do_syscall_64+0xc9/0x1e0
[ 3810.659753][ T41] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 3810.660066][ T41] RIP: 0033:0x7f2156ce763b
[ 3810.660308][ T41] RSP: 002b:00007fff7944a928 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[ 3810.660739][ T41] RAX: ffffffffffffffda RBX: 000000000046d7b0 RCX: 00007f2156ce763b
[ 3810.661149][ T41] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00007fff7944a930
[ 3810.661567][ T41] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007fff7944a7c0
[ 3810.661976][ T41] R10: 00007f2156bad8d0 R11: 0000000000000206 R12: 00007fff7944bae0
[ 3810.662390][ T41] R13: 0000000000000001 R14: 00007fff7944da54 R15: 0000000000000000
[ 3810.662806][ T41]
[ 3810.662965][ T41] INFO: lockdep is turned off.
[ 3812.563227][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 268s! [kworker/u8:1:71]
[ 3812.563702][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3812.564677][ C3] irq event stamp: 12124043
[ 3812.564912][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3812.565414][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3812.565913][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3812.566405][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3812.566900][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3812.567393][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3812.568031][ C3] Workqueue: netns cleanup_net
[ 3812.568298][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 3812.568569][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3812.569579][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 3812.569897][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 3812.570309][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3812.570725][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3812.571143][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 3812.571555][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 3812.571971][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3812.572437][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3812.572776][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3812.573196][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3812.573614][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3812.574029][ C3] PKRU: 55555554
[ 3812.574216][ C3] Call Trace:
[ 3812.574395][ C3]
[ 3812.574548][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3812.574826][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3812.575078][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3812.575370][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3812.575650][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3812.575947][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3812.576226][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3812.576543][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3812.576812][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3812.577131][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3812.577435][ C3]
[ 3812.577591][ C3]
[ 3812.577746][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3812.578070][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3812.578376][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3812.578679][ C3] ? kasan_report+0xd2/0xf0
[ 3812.578919][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3812.579216][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3812.579514][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3812.579836][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3812.580139][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3812.580398][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3812.580676][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3812.580971][ C3] ? lock_acquire+0x1c1/0x220
[ 3812.581216][ C3] ? __mutex_lock+0x33e/0xb10
[ 3812.581465][ C3] _raw_spin_lock+0x67/0x80
[ 3812.581704][ C3] __mutex_lock+0x33e/0xb10
[ 3812.581949][ C3] ? mark_held_locks+0xa5/0xf0
[ 3812.582197][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3812.582505][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3812.582766][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3812.583123][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3812.583405][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3812.583703][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3812.584005][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3812.584308][ C3] __tcf_action_put+0x3d/0xf0
[ 3812.584565][ C3] tcf_action_destroy+0x43/0x130
[ 3812.584824][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3812.585069][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3812.585395][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3812.585692][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3812.586020][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3812.586343][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3812.586598][ C3] tcf_chain_flush+0x1e0/0x320
[ 3812.586848][ C3] __tcf_block_put+0x113/0x270
[ 3812.587099][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3812.587427][ C3] __qdisc_destroy+0xee/0x340
[ 3812.587682][ C3] dev_shutdown+0x129/0x350
[ 3812.587921][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3812.588254][ C3] ? mutex_is_locked+0x17/0x50
[ 3812.588511][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3812.588861][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3812.589187][ C3] default_device_exit_batch+0x234/0x2d0
[ 3812.589487][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3812.589807][ C3] ? ops_exit_list+0xb4/0x170
[ 3812.590053][ C3] cleanup_net+0x4f3/0xb60
[ 3812.590301][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3812.590604][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3812.590862][ C3] ? lock_acquire+0x1c1/0x220
[ 3812.591107][ C3] ? process_one_work+0x714/0x1310
[ 3812.591378][ C3] process_one_work+0x78c/0x1310
[ 3812.591650][ C3] ? hlock_class+0x4e/0x130
[ 3812.591894][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3812.592178][ C3] ? assign_work+0x16c/0x240
[ 3812.592420][ C3] worker_thread+0x73d/0x1010
[ 3812.592667][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3812.593009][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3812.593289][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3812.593561][ C3] kthread+0x28f/0x360
[ 3812.593786][ C3] ? __pfx_kthread+0x10/0x10
[ 3812.594025][ C3] ret_from_fork+0x31/0x70
[ 3812.594261][ C3] ? __pfx_kthread+0x10/0x10
[ 3812.594503][ C3] ret_from_fork_asm+0x1b/0x30
[ 3812.594766][ C3]
[ 3840.563227][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 294s! [kworker/u8:1:71]
[ 3840.563693][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3840.564666][ C3] irq event stamp: 12124043
[ 3840.564907][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3840.565409][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3840.565901][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3840.566398][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3840.566894][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3840.567380][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3840.568020][ C3] Workqueue: netns cleanup_net
[ 3840.568283][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 3840.568553][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 3840.569565][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 3840.569882][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 3840.570293][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3840.570711][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 3840.571133][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3840.571544][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3840.571960][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3840.572426][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3840.572767][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3840.573192][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3840.573610][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3840.574019][ C3] PKRU: 55555554
[ 3840.574206][ C3] Call Trace:
[ 3840.574382][ C3]
[ 3840.574538][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3840.574809][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3840.575068][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3840.575360][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3840.575642][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3840.575941][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3840.576222][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3840.576546][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3840.576815][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3840.577133][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3840.577443][ C3]
[ 3840.577597][ C3]
[ 3840.577752][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3840.578078][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3840.578376][ C3] ? kasan_report+0x19/0xf0
[ 3840.578616][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3840.578919][ C3] kasan_check_range+0x39/0x1c0
[ 3840.579174][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 3840.579467][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3840.579787][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3840.580089][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3840.580349][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3840.580625][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3840.580921][ C3] ? lock_acquire+0x1c1/0x220
[ 3840.581166][ C3] ? __mutex_lock+0x33e/0xb10
[ 3840.581414][ C3] _raw_spin_lock+0x67/0x80
[ 3840.581651][ C3] __mutex_lock+0x33e/0xb10
[ 3840.581890][ C3] ? mark_held_locks+0xa5/0xf0
[ 3840.582136][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3840.582447][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3840.582709][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3840.583059][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3840.583333][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3840.583631][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3840.583933][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3840.584230][ C3] __tcf_action_put+0x3d/0xf0
[ 3840.584488][ C3] tcf_action_destroy+0x43/0x130
[ 3840.584747][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3840.584991][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3840.585317][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3840.585623][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3840.585944][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3840.586256][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3840.586519][ C3] tcf_chain_flush+0x1e0/0x320
[ 3840.586771][ C3] __tcf_block_put+0x113/0x270
[ 3840.587024][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3840.587349][ C3] __qdisc_destroy+0xee/0x340
[ 3840.587601][ C3] dev_shutdown+0x129/0x350
[ 3840.587842][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3840.588175][ C3] ? mutex_is_locked+0x17/0x50
[ 3840.588428][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3840.588784][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3840.589116][ C3] default_device_exit_batch+0x234/0x2d0
[ 3840.589409][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3840.589729][ C3] ? ops_exit_list+0xb4/0x170
[ 3840.589984][ C3] cleanup_net+0x4f3/0xb60
[ 3840.590224][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3840.590520][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3840.590779][ C3] ? lock_acquire+0x1c1/0x220
[ 3840.591025][ C3] ? process_one_work+0x714/0x1310
[ 3840.591302][ C3] process_one_work+0x78c/0x1310
[ 3840.591570][ C3] ? hlock_class+0x4e/0x130
[ 3840.591805][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3840.592088][ C3] ? assign_work+0x16c/0x240
[ 3840.592329][ C3] worker_thread+0x73d/0x1010
[ 3840.592582][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3840.592928][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3840.593207][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3840.593472][ C3] kthread+0x28f/0x360
[ 3840.593695][ C3] ? __pfx_kthread+0x10/0x10
[ 3840.593934][ C3] ret_from_fork+0x31/0x70
[ 3840.594174][ C3] ? __pfx_kthread+0x10/0x10
[ 3840.594415][ C3] ret_from_fork_asm+0x1b/0x30
[ 3840.594669][ C3]
[ 3855.687255][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 328485 jiffies s: 467069 root: 0x8/.
[ 3855.687931][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 3855.688322][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 3855.688608][ C3] NMI backtrace for cpu 3
[ 3855.688616][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3855.688622][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3855.688624][ C3] Workqueue: netns cleanup_net
[ 3855.688636][ C3] RIP: 0010:kasan_check_range+0xdf/0x1c0
[ 3855.688644][ C3] Code: d8 eb 0d 48 83 c0 08 48 39 d0 0f 84 b0 00 00 00 48 83 38 00 74 ed 48 8d 50 08 eb 09 48 83 c0 01 48 39 c2 74 2c 80 38 00 74 f2 <48> 89 c2 b8 01 00 00 00 48 85 d2 0f 84 4c ff ff ff 41 83 e2 07 49
[ 3855.688647][ C3] RSP: 0018:ffffc9000051f4b0 EFLAGS: 00000282
[ 3855.688649][ C3] RAX: ffffed10045e5641 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 3855.688651][ C3] RDX: ffffed10045e5642 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3855.688653][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 3855.688655][ C3] R10: ffff888022f2b20b R11: 205d313754202020 R12: 0000000000000003
[ 3855.688656][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3855.688657][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3855.688659][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3855.688663][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3855.688665][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3855.688666][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3855.688667][ C3] PKRU: 55555554
[ 3855.688668][ C3] Call Trace:
[ 3855.688672][ C3]
[ 3855.688676][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 3855.688683][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3855.688688][ C3] ? nmi_handle+0x153/0x420
[ 3855.688694][ C3] ? default_do_nmi+0x41/0x100
[ 3855.688700][ C3] ? exc_nmi+0xf3/0x120
[ 3855.688703][ C3] ? end_repeat_nmi+0xf/0x60
[ 3855.688708][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3855.688714][ C3] ? kasan_check_range+0xdf/0x1c0
[ 3855.688718][ C3] ? kasan_check_range+0xdf/0x1c0
[ 3855.688721][ C3] ? kasan_check_range+0xdf/0x1c0
[ 3855.688725][ C3]
[ 3855.688725][ C3]
[ 3855.688726][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 3855.688730][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3855.688734][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3855.688739][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3855.688745][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3855.688748][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3855.688751][ C3] ? lock_acquire+0x1c1/0x220
[ 3855.688754][ C3] ? __mutex_lock+0x33e/0xb10
[ 3855.688759][ C3] _raw_spin_lock+0x67/0x80
[ 3855.688762][ C3] __mutex_lock+0x33e/0xb10
[ 3855.688767][ C3] ? mark_held_locks+0xa5/0xf0
[ 3855.688769][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3855.688776][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3855.688779][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3855.688782][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3855.688786][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3855.688790][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3855.688793][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3855.688800][ C3] __tcf_action_put+0x3d/0xf0
[ 3855.688808][ C3] tcf_action_destroy+0x43/0x130
[ 3855.688811][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3855.688816][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3855.688824][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3855.688831][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3855.688837][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3855.688841][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3855.688846][ C3] tcf_chain_flush+0x1e0/0x320
[ 3855.688850][ C3] __tcf_block_put+0x113/0x270
[ 3855.688854][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3855.688862][ C3] __qdisc_destroy+0xee/0x340
[ 3855.688867][ C3] dev_shutdown+0x129/0x350
[ 3855.688871][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3855.688878][ C3] ? mutex_is_locked+0x17/0x50
[ 3855.688881][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3855.688885][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3855.688889][ C3] default_device_exit_batch+0x234/0x2d0
[ 3855.688892][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3855.688896][ C3] ? ops_exit_list+0xb4/0x170
[ 3855.688899][ C3] cleanup_net+0x4f3/0xb60
[ 3855.688902][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3855.688905][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3855.688908][ C3] ? lock_acquire+0x1c1/0x220
[ 3855.688910][ C3] ? process_one_work+0x714/0x1310
[ 3855.688916][ C3] process_one_work+0x78c/0x1310
[ 3855.688920][ C3] ? hlock_class+0x4e/0x130
[ 3855.688923][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3855.688928][ C3] ? assign_work+0x16c/0x240
[ 3855.688931][ C3] worker_thread+0x73d/0x1010
[ 3855.688934][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3855.688938][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3855.688941][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3855.688943][ C3] kthread+0x28f/0x360
[ 3855.688947][ C3] ? __pfx_kthread+0x10/0x10
[ 3855.688949][ C3] ret_from_fork+0x31/0x70
[ 3855.688953][ C3] ? __pfx_kthread+0x10/0x10
[ 3855.688954][ C3] ret_from_fork_asm+0x1b/0x30
[ 3855.688964][ C3]
[ 3865.045231][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3865.045609][ C3] rcu: 3-....: (337608 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=76956
[ 3865.046180][ C3] rcu: (t=338138 jiffies g=2723341 q=5634 ncpus=4)
[ 3865.046524][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3865.047012][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3865.047643][ C3] Workqueue: netns cleanup_net
[ 3865.047901][ C3] RIP: 0010:kasan_check_range+0x54/0x1c0
[ 3865.048197][ C3] Code: ff fe 48 39 c7 77 23 44 89 c2 e8 57 e8 ff ff 83 f0 01 5b 5d 41 5c c3 cc cc cc cc 48 b8 ff ff ff ff ff 7f ff ff 48 39 c7 76 dd <4c> 8d 54 37 ff 48 89 fd 48 b8 00 00 00 00 00 fc ff df 4d 89 d1 48
[ 3865.049199][ C3] RSP: 0018:ffffc9000051f4b0 EFLAGS: 00000216
[ 3865.049513][ C3] RAX: ffff7fffffffffff RBX: 0000000000000047 RCX: ffffffffa8cb35b0
[ 3865.049931][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3865.050342][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3865.050751][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3865.051159][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3865.051572][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3865.052032][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3865.052376][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3865.052787][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3865.053202][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3865.053613][ C3] PKRU: 55555554
[ 3865.053800][ C3] Call Trace:
[ 3865.053975][ C3]
[ 3865.054130][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3865.054414][ C3] ? print_cpu_stall+0x263/0x6a0
[ 3865.054673][ C3] ? check_cpu_stall+0x284/0x500
[ 3865.054931][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 3865.055226][ C3] ? rcu_pending+0x92/0x360
[ 3865.055464][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3865.055742][ C3] ? update_process_times+0xb9/0x110
[ 3865.056019][ C3] ? tick_sched_handle+0x67/0x130
[ 3865.056284][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3865.056576][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3865.056824][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3865.057146][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3865.057427][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3865.057724][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3865.057998][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3865.058313][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3865.058583][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3865.058903][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3865.059206][ C3]
[ 3865.059363][ C3]
[ 3865.059517][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3865.059842][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3865.060141][ C3] ? kasan_check_range+0x54/0x1c0
[ 3865.060405][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 3865.060695][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3865.061016][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3865.061320][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3865.061581][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3865.061859][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3865.062152][ C3] ? lock_acquire+0x1c1/0x220
[ 3865.062399][ C3] ? __mutex_lock+0x33e/0xb10
[ 3865.062646][ C3] _raw_spin_lock+0x67/0x80
[ 3865.062891][ C3] __mutex_lock+0x33e/0xb10
[ 3865.063131][ C3] ? mark_held_locks+0xa5/0xf0
[ 3865.063380][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3865.063687][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3865.063948][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3865.064289][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3865.064570][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3865.064869][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3865.065173][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3865.065470][ C3] __tcf_action_put+0x3d/0xf0
[ 3865.065722][ C3] tcf_action_destroy+0x43/0x130
[ 3865.065982][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3865.066228][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3865.066554][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3865.066853][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3865.067175][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3865.067488][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3865.067747][ C3] tcf_chain_flush+0x1e0/0x320
[ 3865.067998][ C3] __tcf_block_put+0x113/0x270
[ 3865.068250][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3865.068569][ C3] __qdisc_destroy+0xee/0x340
[ 3865.068814][ C3] dev_shutdown+0x129/0x350
[ 3865.069055][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3865.069388][ C3] ? mutex_is_locked+0x17/0x50
[ 3865.069639][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3865.069988][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3865.070314][ C3] default_device_exit_batch+0x234/0x2d0
[ 3865.070607][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3865.070926][ C3] ? ops_exit_list+0xb4/0x170
[ 3865.071174][ C3] cleanup_net+0x4f3/0xb60
[ 3865.071409][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3865.071702][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3865.071962][ C3] ? lock_acquire+0x1c1/0x220
[ 3865.072207][ C3] ? process_one_work+0x714/0x1310
[ 3865.072479][ C3] process_one_work+0x78c/0x1310
[ 3865.072740][ C3] ? hlock_class+0x4e/0x130
[ 3865.072983][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3865.073268][ C3] ? assign_work+0x16c/0x240
[ 3865.073508][ C3] worker_thread+0x73d/0x1010
[ 3865.073755][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3865.074096][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3865.074363][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3865.074636][ C3] kthread+0x28f/0x360
[ 3865.074852][ C3] ? __pfx_kthread+0x10/0x10
[ 3865.075091][ C3] ret_from_fork+0x31/0x70
[ 3865.075327][ C3] ? __pfx_kthread+0x10/0x10
[ 3865.075568][ C3] ret_from_fork_asm+0x1b/0x30
[ 3865.075825][ C3]
[ 3892.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 343s! [kworker/u8:1:71]
[ 3892.563684][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3892.564645][ C3] irq event stamp: 12124043
[ 3892.564879][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3892.565368][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3892.565857][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3892.566347][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3892.566829][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3892.567313][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3892.567939][ C3] Workqueue: netns cleanup_net
[ 3892.568191][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3892.568524][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3892.569516][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 3892.569830][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 3892.570237][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3892.570646][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3892.571055][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3892.571463][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3892.571868][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3892.572326][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3892.572665][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3892.573082][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3892.573495][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3892.573902][ C3] PKRU: 55555554
[ 3892.574089][ C3] Call Trace:
[ 3892.574266][ C3]
[ 3892.574417][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3892.574687][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3892.574938][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3892.575221][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3892.575504][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3892.575799][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3892.576071][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3892.576387][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3892.576656][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3892.576974][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3892.577278][ C3]
[ 3892.577433][ C3]
[ 3892.577585][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3892.577911][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3892.578215][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3892.578516][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3892.578837][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3892.579143][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3892.579403][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3892.579681][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3892.579973][ C3] ? lock_acquire+0x1c1/0x220
[ 3892.580219][ C3] ? __mutex_lock+0x33e/0xb10
[ 3892.580469][ C3] _raw_spin_lock+0x67/0x80
[ 3892.580706][ C3] __mutex_lock+0x33e/0xb10
[ 3892.580944][ C3] ? mark_held_locks+0xa5/0xf0
[ 3892.581193][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3892.581499][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3892.581761][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3892.582103][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3892.582383][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3892.582681][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3892.582991][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3892.583287][ C3] __tcf_action_put+0x3d/0xf0
[ 3892.583535][ C3] tcf_action_destroy+0x43/0x130
[ 3892.583798][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3892.584045][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3892.584371][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3892.584666][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3892.584988][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3892.585303][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3892.585559][ C3] tcf_chain_flush+0x1e0/0x320
[ 3892.585811][ C3] __tcf_block_put+0x113/0x270
[ 3892.586061][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3892.586379][ C3] __qdisc_destroy+0xee/0x340
[ 3892.586627][ C3] dev_shutdown+0x129/0x350
[ 3892.586865][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3892.587196][ C3] ? mutex_is_locked+0x17/0x50
[ 3892.587446][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3892.587798][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3892.588124][ C3] default_device_exit_batch+0x234/0x2d0
[ 3892.588417][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3892.588737][ C3] ? ops_exit_list+0xb4/0x170
[ 3892.588984][ C3] cleanup_net+0x4f3/0xb60
[ 3892.589215][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3892.589510][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3892.589769][ C3] ? lock_acquire+0x1c1/0x220
[ 3892.590012][ C3] ? process_one_work+0x714/0x1310
[ 3892.590289][ C3] process_one_work+0x78c/0x1310
[ 3892.590548][ C3] ? hlock_class+0x4e/0x130
[ 3892.590788][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3892.591073][ C3] ? assign_work+0x16c/0x240
[ 3892.591317][ C3] worker_thread+0x73d/0x1010
[ 3892.591563][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3892.591905][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3892.592179][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3892.592447][ C3] kthread+0x28f/0x360
[ 3892.592660][ C3] ? __pfx_kthread+0x10/0x10
[ 3892.592907][ C3] ret_from_fork+0x31/0x70
[ 3892.593140][ C3] ? __pfx_kthread+0x10/0x10
[ 3892.593381][ C3] ret_from_fork_asm+0x1b/0x30
[ 3892.593635][ C3]
[ 3920.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 369s! [kworker/u8:1:71]
[ 3920.563676][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3920.564639][ C3] irq event stamp: 12124043
[ 3920.564874][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3920.565365][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3920.565859][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3920.566343][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3920.566825][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3920.567310][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3920.567934][ C3] Workqueue: netns cleanup_net
[ 3920.568187][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3920.568519][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3920.569517][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 3920.569832][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 3920.570239][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3920.570648][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3920.571055][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3920.571461][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3920.571866][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3920.572322][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3920.572667][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3920.573082][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3920.573491][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3920.573899][ C3] PKRU: 55555554
[ 3920.574085][ C3] Call Trace:
[ 3920.574262][ C3]
[ 3920.574413][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3920.574682][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3920.574931][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3920.575215][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3920.575497][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3920.575790][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3920.576062][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3920.576377][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3920.576645][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3920.576962][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3920.577265][ C3]
[ 3920.577419][ C3]
[ 3920.577572][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3920.577896][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3920.578198][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3920.578501][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3920.578820][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3920.579125][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3920.579383][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3920.579661][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3920.579952][ C3] ? lock_acquire+0x1c1/0x220
[ 3920.580196][ C3] ? __mutex_lock+0x33e/0xb10
[ 3920.580446][ C3] _raw_spin_lock+0x67/0x80
[ 3920.580684][ C3] __mutex_lock+0x33e/0xb10
[ 3920.580920][ C3] ? mark_held_locks+0xa5/0xf0
[ 3920.581169][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3920.581476][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3920.581738][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3920.582078][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3920.582354][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3920.582658][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3920.582959][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3920.583255][ C3] __tcf_action_put+0x3d/0xf0
[ 3920.583502][ C3] tcf_action_destroy+0x43/0x130
[ 3920.583761][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3920.584007][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3920.584331][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3920.584625][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3920.584948][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3920.585261][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3920.585516][ C3] tcf_chain_flush+0x1e0/0x320
[ 3920.585767][ C3] __tcf_block_put+0x113/0x270
[ 3920.586016][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3920.586332][ C3] __qdisc_destroy+0xee/0x340
[ 3920.586583][ C3] dev_shutdown+0x129/0x350
[ 3920.586823][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3920.587154][ C3] ? mutex_is_locked+0x17/0x50
[ 3920.587404][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3920.587754][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3920.588079][ C3] default_device_exit_batch+0x234/0x2d0
[ 3920.588371][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3920.588690][ C3] ? ops_exit_list+0xb4/0x170
[ 3920.588936][ C3] cleanup_net+0x4f3/0xb60
[ 3920.589167][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3920.589461][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3920.589719][ C3] ? lock_acquire+0x1c1/0x220
[ 3920.589961][ C3] ? process_one_work+0x714/0x1310
[ 3920.590230][ C3] process_one_work+0x78c/0x1310
[ 3920.590489][ C3] ? hlock_class+0x4e/0x130
[ 3920.590727][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3920.591006][ C3] ? assign_work+0x16c/0x240
[ 3920.591251][ C3] worker_thread+0x73d/0x1010
[ 3920.591497][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3920.591839][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3920.592104][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3920.592371][ C3] kthread+0x28f/0x360
[ 3920.592593][ C3] ? __pfx_kthread+0x10/0x10
[ 3920.592835][ C3] ret_from_fork+0x31/0x70
[ 3920.593068][ C3] ? __pfx_kthread+0x10/0x10
[ 3920.593307][ C3] ret_from_fork_asm+0x1b/0x30
[ 3920.593562][ C3]
[ 3933.512251][ T41] INFO: task kworker/u8:0:11 blocked for more than 245 seconds.
[ 3933.512698][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 3933.513069][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 3933.513528][ T41] task:kworker/u8:0 state:D stack:28760 pid:11 tgid:11 ppid:2 flags:0x00004000
[ 3933.514069][ T41] Workqueue: ipv6_addrconf addrconf_verify_work
[ 3933.514408][ T41] Call Trace:
[ 3933.514585][ T41]
[ 3933.514744][ T41] __schedule+0x705/0x1ac0
[ 3933.514985][ T41] ? __pfx___schedule+0x10/0x10
[ 3933.515260][ T41] ? __mutex_trylock_common+0x79/0x260
[ 3933.515547][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 3933.515821][ T41] ? lock_acquire+0x1c1/0x220
[ 3933.516073][ T41] ? schedule+0x163/0x280
[ 3933.516310][ T41] schedule+0xeb/0x280
[ 3933.516524][ T41] schedule_preempt_disabled+0x15/0x30
[ 3933.516808][ T41] __mutex_lock+0x5e4/0xb10
[ 3933.517055][ T41] ? addrconf_verify_work+0x12/0x30
[ 3933.517335][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 3933.517602][ T41] ? addrconf_verify_work+0x12/0x30
[ 3933.517870][ T41] addrconf_verify_work+0x12/0x30
[ 3933.518143][ T41] process_one_work+0x78c/0x1310
[ 3933.518413][ T41] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3933.518709][ T41] ? __pfx_process_one_work+0x10/0x10
[ 3933.518991][ T41] ? assign_work+0x16c/0x240
[ 3933.519257][ T41] worker_thread+0x73d/0x1010
[ 3933.519508][ T41] ? __pfx_worker_thread+0x10/0x10
[ 3933.519776][ T41] kthread+0x28f/0x360
[ 3933.519991][ T41] ? __pfx_kthread+0x10/0x10
[ 3933.520246][ T41] ret_from_fork+0x31/0x70
[ 3933.520480][ T41] ? __pfx_kthread+0x10/0x10
[ 3933.520721][ T41] ret_from_fork_asm+0x1b/0x30
[ 3933.520980][ T41]
[ 3933.521161][ T41] INFO: task kworker/3:0:5656 blocked for more than 368 seconds.
[ 3933.521568][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 3933.521929][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 3933.522385][ T41] task:kworker/3:0 state:D stack:25296 pid:5656 tgid:5656 ppid:2 flags:0x00004000
[ 3933.522929][ T41] Workqueue: events linkwatch_event
[ 3933.523211][ T41] Call Trace:
[ 3933.523396][ T41]
[ 3933.523551][ T41] __schedule+0x705/0x1ac0
[ 3933.523788][ T41] ? __pfx___schedule+0x10/0x10
[ 3933.524050][ T41] ? __pfx___lock_release+0x10/0x10
[ 3933.524329][ T41] ? hlock_class+0x4e/0x130
[ 3933.524568][ T41] ? mark_held_locks+0xa5/0xf0
[ 3933.524817][ T41] ? schedule+0x1fe/0x280
[ 3933.525053][ T41] schedule+0xeb/0x280
[ 3933.525272][ T41] schedule_preempt_disabled+0x15/0x30
[ 3933.525556][ T41] __mutex_lock+0x5e4/0xb10
[ 3933.525794][ T41] ? lock_acquire.part.0+0xe5/0x330
[ 3933.526071][ T41] ? process_one_work+0x714/0x1310
[ 3933.526344][ T41] ? linkwatch_event+0xe/0x60
[ 3933.526590][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 3933.526852][ T41] ? __pfx___lock_release+0x10/0x10
[ 3933.527132][ T41] ? lock_acquire+0x1c1/0x220
[ 3933.527385][ T41] ? linkwatch_event+0xe/0x60
[ 3933.527632][ T41] linkwatch_event+0xe/0x60
[ 3933.527869][ T41] process_one_work+0x78c/0x1310
[ 3933.528137][ T41] ? hlock_class+0x4e/0x130
[ 3933.528384][ T41] ? __pfx_process_one_work+0x10/0x10
[ 3933.528666][ T41] ? assign_work+0x16c/0x240
[ 3933.528908][ T41] worker_thread+0x73d/0x1010
[ 3933.529164][ T41] ? __pfx_worker_thread+0x10/0x10
[ 3933.529437][ T41] kthread+0x28f/0x360
[ 3933.529651][ T41] ? __pfx_kthread+0x10/0x10
[ 3933.529893][ T41] ret_from_fork+0x31/0x70
[ 3933.530134][ T41] ? __pfx_kthread+0x10/0x10
[ 3933.530379][ T41] ret_from_fork_asm+0x1b/0x30
[ 3933.530634][ T41]
[ 3933.530801][ T41] INFO: task ip:26197 blocked for more than 368 seconds.
[ 3933.531170][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 3933.531538][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 3933.531989][ T41] task:ip state:D stack:26320 pid:26197 tgid:26197 ppid:24680 flags:0x00004002
[ 3933.532539][ T41] Call Trace:
[ 3933.532712][ T41]
[ 3933.532870][ T41] __schedule+0x705/0x1ac0
[ 3933.533117][ T41] ? __pfx___schedule+0x10/0x10
[ 3933.533381][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 3933.533653][ T41] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3933.533947][ T41] ? lock_acquire+0x1c1/0x220
[ 3933.534201][ T41] ? lock_acquire+0x1c1/0x220
[ 3933.534454][ T41] ? schedule+0x163/0x280
[ 3933.534683][ T41] schedule+0xeb/0x280
[ 3933.534896][ T41] synchronize_rcu_expedited+0x3c8/0x500
[ 3933.535202][ T41] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 3933.535530][ T41] ? __pfx_autoremove_wake_function+0x10/0x10
[ 3933.535849][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 3933.536173][ T41] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 3933.536457][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 3933.536772][ T41] ? mnt_release_group_id+0x44/0x90
[ 3933.537055][ T41] ? __up_write+0x190/0x520
[ 3933.537303][ T41] namespace_unlock+0x1a4/0x420
[ 3933.537559][ T41] ? umount_tree+0x6ee/0xfb0
[ 3933.537802][ T41] ? __pfx_namespace_unlock+0x10/0x10
[ 3933.538089][ T41] ? __pfx_umount_tree+0x10/0x10
[ 3933.538356][ T41] ? lock_acquire+0x1c1/0x220
[ 3933.538605][ T41] do_umount+0x378/0xb10
[ 3933.538829][ T41] ? __pfx_do_umount+0x10/0x10
[ 3933.539089][ T41] ? user_path_at_empty+0x49/0x60
[ 3933.539360][ T41] ? __kasan_slab_free+0x107/0x1c0
[ 3933.539630][ T41] path_umount+0x1f6/0x360
[ 3933.539866][ T41] __x64_sys_umount+0x10b/0x130
[ 3933.540128][ T41] ? __pfx___x64_sys_umount+0x10/0x10
[ 3933.540415][ T41] ? do_user_addr_fault+0x46e/0xba0
[ 3933.540690][ T41] do_syscall_64+0xc9/0x1e0
[ 3933.540932][ T41] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 3933.541257][ T41] RIP: 0033:0x7f2156ce763b
[ 3933.541491][ T41] RSP: 002b:00007fff7944a928 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[ 3933.541924][ T41] RAX: ffffffffffffffda RBX: 000000000046d7b0 RCX: 00007f2156ce763b
[ 3933.542347][ T41] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00007fff7944a930
[ 3933.542762][ T41] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007fff7944a7c0
[ 3933.543181][ T41] R10: 00007f2156bad8d0 R11: 0000000000000206 R12: 00007fff7944bae0
[ 3933.543601][ T41] R13: 0000000000000001 R14: 00007fff7944da54 R15: 0000000000000000
[ 3933.544016][ T41]
[ 3933.544184][ T41] INFO: lockdep is turned off.
[ 3943.078230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3943.078610][ C3] rcu: 3-....: (415552 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=93144
[ 3943.079178][ C3] rcu: (t=416171 jiffies g=2723341 q=5634 ncpus=4)
[ 3943.079523][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3943.080006][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3943.080635][ C3] Workqueue: netns cleanup_net
[ 3943.080889][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3943.081227][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3943.082221][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 3943.082544][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 3943.082956][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3943.083365][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3943.083774][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3943.084184][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3943.084596][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3943.085054][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3943.085397][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3943.085807][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3943.086220][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3943.086632][ C3] PKRU: 55555554
[ 3943.086817][ C3] Call Trace:
[ 3943.086991][ C3]
[ 3943.087145][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3943.087428][ C3] ? print_cpu_stall+0x263/0x6a0
[ 3943.087688][ C3] ? check_cpu_stall+0x284/0x500
[ 3943.087946][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 3943.088240][ C3] ? rcu_pending+0x92/0x360
[ 3943.088478][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3943.088754][ C3] ? update_process_times+0xb9/0x110
[ 3943.089031][ C3] ? tick_sched_handle+0x67/0x130
[ 3943.089296][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3943.089588][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3943.089836][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3943.090157][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3943.090436][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3943.090733][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3943.091006][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3943.091322][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3943.091592][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3943.091911][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3943.092216][ C3]
[ 3943.092373][ C3]
[ 3943.092529][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3943.092854][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3943.093157][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3943.093461][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3943.093781][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3943.094086][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3943.094344][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3943.094623][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3943.094914][ C3] ? lock_acquire+0x1c1/0x220
[ 3943.095159][ C3] ? __mutex_lock+0x33e/0xb10
[ 3943.095410][ C3] _raw_spin_lock+0x67/0x80
[ 3943.095647][ C3] __mutex_lock+0x33e/0xb10
[ 3943.095886][ C3] ? mark_held_locks+0xa5/0xf0
[ 3943.096136][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3943.096442][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3943.096704][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3943.097047][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3943.097323][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3943.097620][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3943.097924][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3943.098220][ C3] __tcf_action_put+0x3d/0xf0
[ 3943.098468][ C3] tcf_action_destroy+0x43/0x130
[ 3943.098728][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3943.098975][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3943.099302][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3943.099598][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3943.099920][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3943.100233][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3943.100489][ C3] tcf_chain_flush+0x1e0/0x320
[ 3943.100738][ C3] __tcf_block_put+0x113/0x270
[ 3943.100989][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3943.101307][ C3] __qdisc_destroy+0xee/0x340
[ 3943.101554][ C3] dev_shutdown+0x129/0x350
[ 3943.101792][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3943.102123][ C3] ? mutex_is_locked+0x17/0x50
[ 3943.102375][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3943.102730][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3943.103054][ C3] default_device_exit_batch+0x234/0x2d0
[ 3943.103347][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3943.103667][ C3] ? ops_exit_list+0xb4/0x170
[ 3943.103913][ C3] cleanup_net+0x4f3/0xb60
[ 3943.104145][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3943.104438][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3943.104695][ C3] ? lock_acquire+0x1c1/0x220
[ 3943.104939][ C3] ? process_one_work+0x714/0x1310
[ 3943.105208][ C3] process_one_work+0x78c/0x1310
[ 3943.105469][ C3] ? hlock_class+0x4e/0x130
[ 3943.105712][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3943.105993][ C3] ? assign_work+0x16c/0x240
[ 3943.106236][ C3] worker_thread+0x73d/0x1010
[ 3943.106481][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3943.106823][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3943.107090][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3943.107357][ C3] kthread+0x28f/0x360
[ 3943.107570][ C3] ? __pfx_kthread+0x10/0x10
[ 3943.107812][ C3] ret_from_fork+0x31/0x70
[ 3943.108044][ C3] ? __pfx_kthread+0x10/0x10
[ 3943.108286][ C3] ret_from_fork_asm+0x1b/0x30
[ 3943.108544][ C3]
[ 3953.991268][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 426789 jiffies s: 467069 root: 0x8/.
[ 3953.991932][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 3953.992315][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 3953.992609][ C3] NMI backtrace for cpu 3
[ 3953.992615][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3953.992619][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3953.992622][ C3] Workqueue: netns cleanup_net
[ 3953.992628][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 3953.992635][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3953.992638][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 3953.992640][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 3953.992642][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3953.992643][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3953.992645][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 3953.992646][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 3953.992648][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3953.992649][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3953.992652][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3953.992654][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3953.992655][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3953.992656][ C3] PKRU: 55555554
[ 3953.992657][ C3] Call Trace:
[ 3953.992660][ C3]
[ 3953.992662][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 3953.992668][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3953.992673][ C3] ? nmi_handle+0x153/0x420
[ 3953.992678][ C3] ? default_do_nmi+0x41/0x100
[ 3953.992683][ C3] ? exc_nmi+0xf3/0x120
[ 3953.992685][ C3] ? end_repeat_nmi+0xf/0x60
[ 3953.992688][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3953.992695][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3953.992698][ C3] ? kasan_report+0xd2/0xf0
[ 3953.992701][ C3] ? kasan_report+0xd2/0xf0
[ 3953.992704][ C3] ? kasan_report+0xd2/0xf0
[ 3953.992706][ C3]
[ 3953.992707][ C3]
[ 3953.992711][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3953.992715][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3953.992718][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3953.992723][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3953.992728][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3953.992731][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3953.992734][ C3] ? lock_acquire+0x1c1/0x220
[ 3953.992736][ C3] ? __mutex_lock+0x33e/0xb10
[ 3953.992741][ C3] _raw_spin_lock+0x67/0x80
[ 3953.992744][ C3] __mutex_lock+0x33e/0xb10
[ 3953.992748][ C3] ? mark_held_locks+0xa5/0xf0
[ 3953.992750][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3953.992756][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3953.992759][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3953.992762][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3953.992765][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3953.992770][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3953.992773][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3953.992778][ C3] __tcf_action_put+0x3d/0xf0
[ 3953.992784][ C3] tcf_action_destroy+0x43/0x130
[ 3953.992787][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3953.992791][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3953.992798][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3953.992805][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3953.992810][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3953.992815][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3953.992819][ C3] tcf_chain_flush+0x1e0/0x320
[ 3953.992823][ C3] __tcf_block_put+0x113/0x270
[ 3953.992827][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3953.992834][ C3] __qdisc_destroy+0xee/0x340
[ 3953.992838][ C3] dev_shutdown+0x129/0x350
[ 3953.992842][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3953.992847][ C3] ? mutex_is_locked+0x17/0x50
[ 3953.992850][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3953.992852][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3953.992857][ C3] default_device_exit_batch+0x234/0x2d0
[ 3953.992860][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3953.992863][ C3] ? ops_exit_list+0xb4/0x170
[ 3953.992865][ C3] cleanup_net+0x4f3/0xb60
[ 3953.992868][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3953.992871][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3953.992874][ C3] ? lock_acquire+0x1c1/0x220
[ 3953.992876][ C3] ? process_one_work+0x714/0x1310
[ 3953.992880][ C3] process_one_work+0x78c/0x1310
[ 3953.992884][ C3] ? hlock_class+0x4e/0x130
[ 3953.992887][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3953.992891][ C3] ? assign_work+0x16c/0x240
[ 3953.992894][ C3] worker_thread+0x73d/0x1010
[ 3953.992897][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3953.992900][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3953.992903][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3953.992906][ C3] kthread+0x28f/0x360
[ 3953.992908][ C3] ? __pfx_kthread+0x10/0x10
[ 3953.992910][ C3] ret_from_fork+0x31/0x70
[ 3953.992913][ C3] ? __pfx_kthread+0x10/0x10
[ 3953.992915][ C3] ret_from_fork_asm+0x1b/0x30
[ 3953.992922][ C3]
[ 3980.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 425s! [kworker/u8:1:71]
[ 3980.563679][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 3980.564644][ C3] irq event stamp: 12124043
[ 3980.564877][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 3980.565371][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 3980.565862][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 3980.566350][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 3980.566838][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3980.567325][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3980.567961][ C3] Workqueue: netns cleanup_net
[ 3980.568215][ C3] RIP: 0010:kasan_check_range+0x4f/0x1c0
[ 3980.568513][ C3] Code: ff ff ff ff ff ff fe 48 39 c7 77 23 44 89 c2 e8 57 e8 ff ff 83 f0 01 5b 5d 41 5c c3 cc cc cc cc 48 b8 ff ff ff ff ff 7f ff ff <48> 39 c7 76 dd 4c 8d 54 37 ff 48 89 fd 48 b8 00 00 00 00 00 fc ff
[ 3980.569515][ C3] RSP: 0018:ffffc9000051f4b0 EFLAGS: 00000286
[ 3980.569831][ C3] RAX: ffff7fffffffffff RBX: 0000000000000047 RCX: ffffffffa8cb35b0
[ 3980.570240][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 3980.570652][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 3980.571064][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 3980.571473][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 3980.571882][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 3980.572346][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3980.572689][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 3980.573102][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3980.573510][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3980.573920][ C3] PKRU: 55555554
[ 3980.574106][ C3] Call Trace:
[ 3980.574283][ C3]
[ 3980.574435][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3980.574706][ C3] ? __run_hrtimer+0x1c0/0x710
[ 3980.574958][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3980.575243][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 3980.575526][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3980.575822][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 3980.576096][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3980.576413][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 3980.576683][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3980.577004][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3980.577308][ C3]
[ 3980.577463][ C3]
[ 3980.577617][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3980.577944][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3980.578244][ C3] ? kasan_check_range+0x4f/0x1c0
[ 3980.578509][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 3980.578798][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3980.579120][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 3980.579426][ C3] do_raw_spin_lock+0x1ec/0x270
[ 3980.579683][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3980.579965][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3980.580257][ C3] ? lock_acquire+0x1c1/0x220
[ 3980.580504][ C3] ? __mutex_lock+0x33e/0xb10
[ 3980.580754][ C3] _raw_spin_lock+0x67/0x80
[ 3980.580990][ C3] __mutex_lock+0x33e/0xb10
[ 3980.581231][ C3] ? mark_held_locks+0xa5/0xf0
[ 3980.581481][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3980.581786][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 3980.582049][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3980.582401][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 3980.582678][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3980.582976][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3980.583283][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 3980.583576][ C3] __tcf_action_put+0x3d/0xf0
[ 3980.583827][ C3] tcf_action_destroy+0x43/0x130
[ 3980.584087][ C3] tcf_exts_destroy+0x3c/0xb0
[ 3980.584334][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 3980.584660][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 3980.584956][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 3980.585281][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3980.585595][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 3980.585850][ C3] tcf_chain_flush+0x1e0/0x320
[ 3980.586101][ C3] __tcf_block_put+0x113/0x270
[ 3980.586353][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 3980.586670][ C3] __qdisc_destroy+0xee/0x340
[ 3980.586918][ C3] dev_shutdown+0x129/0x350
[ 3980.587154][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3980.587487][ C3] ? mutex_is_locked+0x17/0x50
[ 3980.587739][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3980.588087][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3980.588415][ C3] default_device_exit_batch+0x234/0x2d0
[ 3980.588709][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 3980.589029][ C3] ? ops_exit_list+0xb4/0x170
[ 3980.589286][ C3] cleanup_net+0x4f3/0xb60
[ 3980.589522][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3980.589813][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 3980.590073][ C3] ? lock_acquire+0x1c1/0x220
[ 3980.590322][ C3] ? process_one_work+0x714/0x1310
[ 3980.590592][ C3] process_one_work+0x78c/0x1310
[ 3980.590853][ C3] ? hlock_class+0x4e/0x130
[ 3980.591092][ C3] ? __pfx_process_one_work+0x10/0x10
[ 3980.591373][ C3] ? assign_work+0x16c/0x240
[ 3980.591616][ C3] worker_thread+0x73d/0x1010
[ 3980.591861][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3980.592204][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3980.592478][ C3] ? __pfx_worker_thread+0x10/0x10
[ 3980.592745][ C3] kthread+0x28f/0x360
[ 3980.592959][ C3] ? __pfx_kthread+0x10/0x10
[ 3980.593201][ C3] ret_from_fork+0x31/0x70
[ 3980.593435][ C3] ? __pfx_kthread+0x10/0x10
[ 3980.593676][ C3] ret_from_fork_asm+0x1b/0x30
[ 3980.593934][ C3]
[ 4008.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 451s! [kworker/u8:1:71]
[ 4008.563681][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4008.564647][ C3] irq event stamp: 12124043
[ 4008.564883][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4008.565373][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4008.565865][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4008.566354][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4008.566839][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4008.567327][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4008.567954][ C3] Workqueue: netns cleanup_net
[ 4008.568206][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4008.568543][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4008.569540][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4008.569861][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4008.570271][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4008.570681][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4008.571092][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4008.571502][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4008.571914][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4008.572380][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4008.572721][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4008.573133][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4008.573542][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4008.573951][ C3] PKRU: 55555554
[ 4008.574138][ C3] Call Trace:
[ 4008.574316][ C3]
[ 4008.574468][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4008.574739][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4008.574991][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4008.575277][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4008.575559][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4008.575854][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4008.576126][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4008.576443][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4008.576712][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4008.577032][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4008.577338][ C3]
[ 4008.577492][ C3]
[ 4008.577646][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4008.577971][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4008.578276][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4008.578579][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4008.578899][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4008.579205][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4008.579464][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4008.579742][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4008.580035][ C3] ? lock_acquire+0x1c1/0x220
[ 4008.580281][ C3] ? __mutex_lock+0x33e/0xb10
[ 4008.580531][ C3] _raw_spin_lock+0x67/0x80
[ 4008.580769][ C3] __mutex_lock+0x33e/0xb10
[ 4008.581006][ C3] ? mark_held_locks+0xa5/0xf0
[ 4008.581258][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4008.581565][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4008.581828][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4008.582177][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4008.582457][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4008.582756][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4008.583059][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4008.583356][ C3] __tcf_action_put+0x3d/0xf0
[ 4008.583604][ C3] tcf_action_destroy+0x43/0x130
[ 4008.583865][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4008.584112][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4008.584439][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4008.584734][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4008.585058][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4008.585375][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4008.585631][ C3] tcf_chain_flush+0x1e0/0x320
[ 4008.585884][ C3] __tcf_block_put+0x113/0x270
[ 4008.586135][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4008.586453][ C3] __qdisc_destroy+0xee/0x340
[ 4008.586702][ C3] dev_shutdown+0x129/0x350
[ 4008.586942][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4008.587275][ C3] ? mutex_is_locked+0x17/0x50
[ 4008.587526][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4008.587876][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4008.588202][ C3] default_device_exit_batch+0x234/0x2d0
[ 4008.588497][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4008.588819][ C3] ? ops_exit_list+0xb4/0x170
[ 4008.589066][ C3] cleanup_net+0x4f3/0xb60
[ 4008.589299][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4008.589594][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4008.589853][ C3] ? lock_acquire+0x1c1/0x220
[ 4008.590097][ C3] ? process_one_work+0x714/0x1310
[ 4008.590367][ C3] process_one_work+0x78c/0x1310
[ 4008.590627][ C3] ? hlock_class+0x4e/0x130
[ 4008.590865][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4008.591145][ C3] ? assign_work+0x16c/0x240
[ 4008.591389][ C3] worker_thread+0x73d/0x1010
[ 4008.591635][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4008.591977][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4008.592251][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4008.592516][ C3] kthread+0x28f/0x360
[ 4008.592729][ C3] ? __pfx_kthread+0x10/0x10
[ 4008.592971][ C3] ret_from_fork+0x31/0x70
[ 4008.593205][ C3] ? __pfx_kthread+0x10/0x10
[ 4008.593445][ C3] ret_from_fork_asm+0x1b/0x30
[ 4008.593705][ C3]
[ 4021.112230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4021.112599][ C3] rcu: 3-....: (493472 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=110589
[ 4021.113169][ C3] rcu: (t=494205 jiffies g=2723341 q=5634 ncpus=4)
[ 4021.113512][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4021.113995][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4021.114618][ C3] Workqueue: netns cleanup_net
[ 4021.114871][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 4021.115139][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 4021.116136][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4021.116452][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 4021.116860][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4021.117270][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4021.117679][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4021.118088][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4021.118495][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4021.118952][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4021.119294][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4021.119704][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4021.120112][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4021.120519][ C3] PKRU: 55555554
[ 4021.120706][ C3] Call Trace:
[ 4021.120882][ C3]
[ 4021.121032][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4021.121315][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4021.121573][ C3] ? check_cpu_stall+0x284/0x500
[ 4021.121831][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4021.122132][ C3] ? rcu_pending+0x92/0x360
[ 4021.122367][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4021.122646][ C3] ? update_process_times+0xb9/0x110
[ 4021.122925][ C3] ? tick_sched_handle+0x67/0x130
[ 4021.123189][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4021.123480][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4021.123728][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4021.124048][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4021.124327][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4021.124623][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4021.124897][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4021.125209][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4021.125478][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4021.125793][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4021.126099][ C3]
[ 4021.126252][ C3]
[ 4021.126409][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4021.126736][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4021.127039][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4021.127344][ C3] ? kasan_report+0xd2/0xf0
[ 4021.127580][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4021.127883][ C3] ? kasan_report+0xd6/0xf0
[ 4021.128122][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4021.128412][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4021.128733][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4021.129037][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4021.129293][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4021.129572][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4021.129862][ C3] ? lock_acquire+0x1c1/0x220
[ 4021.130107][ C3] ? __mutex_lock+0x33e/0xb10
[ 4021.130356][ C3] _raw_spin_lock+0x67/0x80
[ 4021.130591][ C3] __mutex_lock+0x33e/0xb10
[ 4021.130831][ C3] ? mark_held_locks+0xa5/0xf0
[ 4021.131081][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4021.131385][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4021.131646][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4021.131989][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4021.132270][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4021.132566][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4021.132870][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4021.133164][ C3] __tcf_action_put+0x3d/0xf0
[ 4021.133414][ C3] tcf_action_destroy+0x43/0x130
[ 4021.133672][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4021.133919][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4021.134244][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4021.134538][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4021.134860][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4021.135173][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4021.135429][ C3] tcf_chain_flush+0x1e0/0x320
[ 4021.135680][ C3] __tcf_block_put+0x113/0x270
[ 4021.135930][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4021.136248][ C3] __qdisc_destroy+0xee/0x340
[ 4021.136496][ C3] dev_shutdown+0x129/0x350
[ 4021.136732][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4021.137067][ C3] ? mutex_is_locked+0x17/0x50
[ 4021.137317][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4021.137667][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4021.137992][ C3] default_device_exit_batch+0x234/0x2d0
[ 4021.138284][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4021.138605][ C3] ? ops_exit_list+0xb4/0x170
[ 4021.138849][ C3] cleanup_net+0x4f3/0xb60
[ 4021.139080][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4021.139372][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4021.139631][ C3] ? lock_acquire+0x1c1/0x220
[ 4021.139874][ C3] ? process_one_work+0x714/0x1310
[ 4021.140142][ C3] process_one_work+0x78c/0x1310
[ 4021.140401][ C3] ? hlock_class+0x4e/0x130
[ 4021.140639][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4021.140919][ C3] ? assign_work+0x16c/0x240
[ 4021.141161][ C3] worker_thread+0x73d/0x1010
[ 4021.141406][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4021.141748][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4021.142014][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4021.142285][ C3] kthread+0x28f/0x360
[ 4021.142497][ C3] ? __pfx_kthread+0x10/0x10
[ 4021.142738][ C3] ret_from_fork+0x31/0x70
[ 4021.142969][ C3] ? __pfx_kthread+0x10/0x10
[ 4021.143210][ C3] ret_from_fork_asm+0x1b/0x30
[ 4021.143466][ C3]
[ 4048.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 488s! [kworker/u8:1:71]
[ 4048.563678][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4048.564643][ C3] irq event stamp: 12124043
[ 4048.564879][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4048.565370][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4048.565860][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4048.566347][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4048.566835][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4048.567321][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4048.567948][ C3] Workqueue: netns cleanup_net
[ 4048.568201][ C3] RIP: 0010:kasan_report+0xc/0xf0
[ 4048.568466][ C3] Code: 5c c3 cc cc cc cc 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 <55> 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00
[ 4048.569459][ C3] RSP: 0018:ffffc9000051f488 EFLAGS: 00000213
[ 4048.569774][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4048.570181][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4048.570589][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4048.570999][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4048.571407][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4048.571814][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4048.572278][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4048.572619][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4048.573031][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4048.573444][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4048.573851][ C3] PKRU: 55555554
[ 4048.574038][ C3] Call Trace:
[ 4048.574215][ C3]
[ 4048.574366][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4048.574637][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4048.574888][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4048.575171][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4048.575454][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4048.575749][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4048.576021][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4048.576337][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4048.576606][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4048.576922][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4048.577224][ C3]
[ 4048.577379][ C3]
[ 4048.577532][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4048.577858][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4048.578155][ C3] ? kasan_report+0xc/0xf0
[ 4048.578388][ C3] kasan_check_range+0x39/0x1c0
[ 4048.578644][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4048.578933][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4048.579254][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4048.579559][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4048.579816][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4048.580094][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4048.580388][ C3] ? lock_acquire+0x1c1/0x220
[ 4048.580632][ C3] ? __mutex_lock+0x33e/0xb10
[ 4048.580880][ C3] _raw_spin_lock+0x67/0x80
[ 4048.581118][ C3] __mutex_lock+0x33e/0xb10
[ 4048.581356][ C3] ? mark_held_locks+0xa5/0xf0
[ 4048.581605][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4048.581918][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4048.582181][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4048.582526][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4048.582801][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4048.583100][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4048.583403][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4048.583699][ C3] __tcf_action_put+0x3d/0xf0
[ 4048.583946][ C3] tcf_action_destroy+0x43/0x130
[ 4048.584206][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4048.584454][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4048.584778][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4048.585073][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4048.585399][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4048.585712][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4048.585967][ C3] tcf_chain_flush+0x1e0/0x320
[ 4048.586218][ C3] __tcf_block_put+0x113/0x270
[ 4048.586469][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4048.586782][ C3] __qdisc_destroy+0xee/0x340
[ 4048.587029][ C3] dev_shutdown+0x129/0x350
[ 4048.587268][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4048.587599][ C3] ? mutex_is_locked+0x17/0x50
[ 4048.587848][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4048.588197][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4048.588522][ C3] default_device_exit_batch+0x234/0x2d0
[ 4048.588812][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4048.589131][ C3] ? ops_exit_list+0xb4/0x170
[ 4048.589378][ C3] cleanup_net+0x4f3/0xb60
[ 4048.589609][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4048.589901][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4048.590159][ C3] ? lock_acquire+0x1c1/0x220
[ 4048.590402][ C3] ? process_one_work+0x714/0x1310
[ 4048.590670][ C3] process_one_work+0x78c/0x1310
[ 4048.590929][ C3] ? hlock_class+0x4e/0x130
[ 4048.591166][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4048.591446][ C3] ? assign_work+0x16c/0x240
[ 4048.591687][ C3] worker_thread+0x73d/0x1010
[ 4048.591939][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4048.592280][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4048.592545][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4048.592810][ C3] kthread+0x28f/0x360
[ 4048.593027][ C3] ? __pfx_kthread+0x10/0x10
[ 4048.593268][ C3] ret_from_fork+0x31/0x70
[ 4048.593501][ C3] ? __pfx_kthread+0x10/0x10
[ 4048.593738][ C3] ret_from_fork_asm+0x1b/0x30
[ 4048.593993][ C3]
[ 4052.295255][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 525093 jiffies s: 467069 root: 0x8/.
[ 4052.295925][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4052.296306][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4052.296589][ C3] NMI backtrace for cpu 3
[ 4052.296595][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4052.296598][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4052.296601][ C3] Workqueue: netns cleanup_net
[ 4052.296606][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4052.296612][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4052.296615][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4052.296618][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4052.296619][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4052.296621][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4052.296622][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4052.296624][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4052.296625][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4052.296627][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4052.296630][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4052.296632][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4052.296633][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4052.296634][ C3] PKRU: 55555554
[ 4052.296635][ C3] Call Trace:
[ 4052.296637][ C3]
[ 4052.296638][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4052.296645][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4052.296649][ C3] ? nmi_handle+0x153/0x420
[ 4052.296654][ C3] ? default_do_nmi+0x41/0x100
[ 4052.296659][ C3] ? exc_nmi+0xf3/0x120
[ 4052.296661][ C3] ? end_repeat_nmi+0xf/0x60
[ 4052.296666][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4052.296670][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4052.296673][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4052.296676][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4052.296679][ C3]
[ 4052.296680][ C3]
[ 4052.296681][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4052.296685][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4052.296690][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4052.296695][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4052.296697][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4052.296700][ C3] ? lock_acquire+0x1c1/0x220
[ 4052.296703][ C3] ? __mutex_lock+0x33e/0xb10
[ 4052.296707][ C3] _raw_spin_lock+0x67/0x80
[ 4052.296710][ C3] __mutex_lock+0x33e/0xb10
[ 4052.296714][ C3] ? mark_held_locks+0xa5/0xf0
[ 4052.296716][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4052.296721][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4052.296724][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4052.296728][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4052.296731][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4052.296736][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4052.296739][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4052.296744][ C3] __tcf_action_put+0x3d/0xf0
[ 4052.296749][ C3] tcf_action_destroy+0x43/0x130
[ 4052.296753][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4052.296755][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4052.296762][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4052.296769][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4052.296774][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4052.296778][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4052.296782][ C3] tcf_chain_flush+0x1e0/0x320
[ 4052.296786][ C3] __tcf_block_put+0x113/0x270
[ 4052.296790][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4052.296797][ C3] __qdisc_destroy+0xee/0x340
[ 4052.296801][ C3] dev_shutdown+0x129/0x350
[ 4052.296805][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4052.296809][ C3] ? mutex_is_locked+0x17/0x50
[ 4052.296812][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4052.296815][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4052.296819][ C3] default_device_exit_batch+0x234/0x2d0
[ 4052.296822][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4052.296825][ C3] ? ops_exit_list+0xb4/0x170
[ 4052.296828][ C3] cleanup_net+0x4f3/0xb60
[ 4052.296830][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4052.296833][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4052.296836][ C3] ? lock_acquire+0x1c1/0x220
[ 4052.296838][ C3] ? process_one_work+0x714/0x1310
[ 4052.296842][ C3] process_one_work+0x78c/0x1310
[ 4052.296847][ C3] ? hlock_class+0x4e/0x130
[ 4052.296850][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4052.296854][ C3] ? assign_work+0x16c/0x240
[ 4052.296858][ C3] worker_thread+0x73d/0x1010
[ 4052.296861][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4052.296864][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4052.296867][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4052.296869][ C3] kthread+0x28f/0x360
[ 4052.296872][ C3] ? __pfx_kthread+0x10/0x10
[ 4052.296874][ C3] ret_from_fork+0x31/0x70
[ 4052.296877][ C3] ? __pfx_kthread+0x10/0x10
[ 4052.296879][ C3] ret_from_fork_asm+0x1b/0x30
[ 4052.296885][ C3]
[ 4056.392251][ T41] INFO: task kworker/u8:0:11 blocked for more than 368 seconds.
[ 4056.392683][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 4056.393045][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 4056.393501][ T41] task:kworker/u8:0 state:D stack:28760 pid:11 tgid:11 ppid:2 flags:0x00004000
[ 4056.394035][ T41] Workqueue: ipv6_addrconf addrconf_verify_work
[ 4056.394377][ T41] Call Trace:
[ 4056.394554][ T41]
[ 4056.394711][ T41] __schedule+0x705/0x1ac0
[ 4056.394952][ T41] ? __pfx___schedule+0x10/0x10
[ 4056.395209][ T41] ? __mutex_trylock_common+0x79/0x260
[ 4056.395505][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 4056.395779][ T41] ? lock_acquire+0x1c1/0x220
[ 4056.396026][ T41] ? schedule+0x163/0x280
[ 4056.396260][ T41] schedule+0xeb/0x280
[ 4056.396477][ T41] schedule_preempt_disabled+0x15/0x30
[ 4056.396760][ T41] __mutex_lock+0x5e4/0xb10
[ 4056.396999][ T41] ? addrconf_verify_work+0x12/0x30
[ 4056.397276][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 4056.397543][ T41] ? addrconf_verify_work+0x12/0x30
[ 4056.397814][ T41] addrconf_verify_work+0x12/0x30
[ 4056.398076][ T41] process_one_work+0x78c/0x1310
[ 4056.398345][ T41] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4056.398637][ T41] ? __pfx_process_one_work+0x10/0x10
[ 4056.398921][ T41] ? assign_work+0x16c/0x240
[ 4056.399163][ T41] worker_thread+0x73d/0x1010
[ 4056.399421][ T41] ? __pfx_worker_thread+0x10/0x10
[ 4056.399687][ T41] kthread+0x28f/0x360
[ 4056.399903][ T41] ? __pfx_kthread+0x10/0x10
[ 4056.400144][ T41] ret_from_fork+0x31/0x70
[ 4056.400385][ T41] ? __pfx_kthread+0x10/0x10
[ 4056.400627][ T41] ret_from_fork_asm+0x1b/0x30
[ 4056.400880][ T41]
[ 4056.401058][ T41] INFO: task kworker/3:0:5656 blocked for more than 491 seconds.
[ 4056.401462][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 4056.401824][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 4056.402284][ T41] task:kworker/3:0 state:D stack:25296 pid:5656 tgid:5656 ppid:2 flags:0x00004000
[ 4056.402814][ T41] Workqueue: events linkwatch_event
[ 4056.403089][ T41] Call Trace:
[ 4056.403270][ T41]
[ 4056.403430][ T41] __schedule+0x705/0x1ac0
[ 4056.403673][ T41] ? __pfx___schedule+0x10/0x10
[ 4056.403928][ T41] ? __pfx___lock_release+0x10/0x10
[ 4056.404198][ T41] ? hlock_class+0x4e/0x130
[ 4056.404446][ T41] ? mark_held_locks+0xa5/0xf0
[ 4056.404696][ T41] ? schedule+0x1fe/0x280
[ 4056.404920][ T41] schedule+0xeb/0x280
[ 4056.405136][ T41] schedule_preempt_disabled+0x15/0x30
[ 4056.405425][ T41] __mutex_lock+0x5e4/0xb10
[ 4056.405663][ T41] ? lock_acquire.part.0+0xe5/0x330
[ 4056.405933][ T41] ? process_one_work+0x714/0x1310
[ 4056.406199][ T41] ? linkwatch_event+0xe/0x60
[ 4056.406450][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 4056.406712][ T41] ? __pfx___lock_release+0x10/0x10
[ 4056.406983][ T41] ? lock_acquire+0x1c1/0x220
[ 4056.407234][ T41] ? linkwatch_event+0xe/0x60
[ 4056.407479][ T41] linkwatch_event+0xe/0x60
[ 4056.407715][ T41] process_one_work+0x78c/0x1310
[ 4056.407973][ T41] ? hlock_class+0x4e/0x130
[ 4056.408210][ T41] ? __pfx_process_one_work+0x10/0x10
[ 4056.408497][ T41] ? assign_work+0x16c/0x240
[ 4056.408740][ T41] worker_thread+0x73d/0x1010
[ 4056.408986][ T41] ? __pfx_worker_thread+0x10/0x10
[ 4056.409258][ T41] kthread+0x28f/0x360
[ 4056.409471][ T41] ? __pfx_kthread+0x10/0x10
[ 4056.409711][ T41] ret_from_fork+0x31/0x70
[ 4056.409940][ T41] ? __pfx_kthread+0x10/0x10
[ 4056.410178][ T41] ret_from_fork_asm+0x1b/0x30
[ 4056.410436][ T41]
[ 4056.410596][ T41] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
[ 4056.411063][ T41] INFO: lockdep is turned off.
[ 4076.563226][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 514s! [kworker/u8:1:71]
[ 4076.563691][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4076.564662][ C3] irq event stamp: 12124043
[ 4076.564901][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4076.565394][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4076.565885][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4076.566371][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4076.566858][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4076.567344][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4076.567972][ C3] Workqueue: netns cleanup_net
[ 4076.568224][ C3] RIP: 0010:kasan_check_range+0x69/0x1c0
[ 4076.568523][ C3] Code: 5c c3 cc cc cc cc 48 b8 ff ff ff ff ff 7f ff ff 48 39 c7 76 dd 4c 8d 54 37 ff 48 89 fd 48 b8 00 00 00 00 00 fc ff df 4d 89 d1 <48> c1 ed 03 49 c1 e9 03 48 01 c5 49 01 c1 48 89 e8 49 8d 59 01 48
[ 4076.569519][ C3] RSP: 0018:ffffc9000051f4b0 EFLAGS: 00000216
[ 4076.569835][ C3] RAX: dffffc0000000000 RBX: 0000000000000047 RCX: ffffffffa8cb35b0
[ 4076.570245][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4076.570654][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffff888022f2b20b
[ 4076.571065][ C3] R10: ffff888022f2b20b R11: 205d313754202020 R12: 0000000000000003
[ 4076.571476][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4076.571896][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4076.572358][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4076.572697][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4076.573109][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4076.573520][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4076.573931][ C3] PKRU: 55555554
[ 4076.574117][ C3] Call Trace:
[ 4076.574296][ C3]
[ 4076.574448][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4076.574719][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4076.574970][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4076.575256][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4076.575535][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4076.575831][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4076.576106][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4076.576422][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4076.576692][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4076.577011][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4076.577314][ C3]
[ 4076.577470][ C3]
[ 4076.577623][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4076.577951][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4076.578249][ C3] ? kasan_check_range+0x69/0x1c0
[ 4076.578514][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4076.578804][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4076.579126][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4076.579430][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4076.579687][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4076.579967][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4076.580261][ C3] ? lock_acquire+0x1c1/0x220
[ 4076.580506][ C3] ? __mutex_lock+0x33e/0xb10
[ 4076.580754][ C3] _raw_spin_lock+0x67/0x80
[ 4076.580992][ C3] __mutex_lock+0x33e/0xb10
[ 4076.581232][ C3] ? mark_held_locks+0xa5/0xf0
[ 4076.581485][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4076.581795][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4076.582057][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4076.582401][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4076.582676][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4076.582974][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4076.583278][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4076.583571][ C3] __tcf_action_put+0x3d/0xf0
[ 4076.583821][ C3] tcf_action_destroy+0x43/0x130
[ 4076.584080][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4076.584325][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4076.584648][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4076.584947][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4076.585269][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4076.585580][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4076.585839][ C3] tcf_chain_flush+0x1e0/0x320
[ 4076.586089][ C3] __tcf_block_put+0x113/0x270
[ 4076.586342][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4076.586659][ C3] __qdisc_destroy+0xee/0x340
[ 4076.586904][ C3] dev_shutdown+0x129/0x350
[ 4076.587144][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4076.587476][ C3] ? mutex_is_locked+0x17/0x50
[ 4076.587725][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4076.588073][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4076.588399][ C3] default_device_exit_batch+0x234/0x2d0
[ 4076.588690][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4076.589009][ C3] ? ops_exit_list+0xb4/0x170
[ 4076.589255][ C3] cleanup_net+0x4f3/0xb60
[ 4076.589488][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4076.589779][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4076.590037][ C3] ? lock_acquire+0x1c1/0x220
[ 4076.590283][ C3] ? process_one_work+0x714/0x1310
[ 4076.590552][ C3] process_one_work+0x78c/0x1310
[ 4076.590812][ C3] ? hlock_class+0x4e/0x130
[ 4076.591048][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4076.591332][ C3] ? assign_work+0x16c/0x240
[ 4076.591571][ C3] worker_thread+0x73d/0x1010
[ 4076.591824][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4076.592165][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4076.592432][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4076.592698][ C3] kthread+0x28f/0x360
[ 4076.592913][ C3] ? __pfx_kthread+0x10/0x10
[ 4076.593152][ C3] ret_from_fork+0x31/0x70
[ 4076.593388][ C3] ? __pfx_kthread+0x10/0x10
[ 4076.593629][ C3] ret_from_fork_asm+0x1b/0x30
[ 4076.593884][ C3]
[ 4099.147230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4099.147605][ C3] rcu: 3-....: (571393 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=128130
[ 4099.148176][ C3] rcu: (t=572240 jiffies g=2723341 q=5634 ncpus=4)
[ 4099.148519][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4099.149007][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4099.149640][ C3] Workqueue: netns cleanup_net
[ 4099.149893][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 4099.150166][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 4099.151160][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 4099.151476][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4099.151891][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4099.152301][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4099.152710][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4099.153117][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4099.153529][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4099.153986][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4099.154327][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4099.154737][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4099.155144][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4099.155555][ C3] PKRU: 55555554
[ 4099.155740][ C3] Call Trace:
[ 4099.155914][ C3]
[ 4099.156068][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4099.156351][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4099.156611][ C3] ? check_cpu_stall+0x284/0x500
[ 4099.156867][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4099.157161][ C3] ? rcu_pending+0x92/0x360
[ 4099.157398][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4099.157675][ C3] ? update_process_times+0xb9/0x110
[ 4099.157952][ C3] ? tick_sched_handle+0x67/0x130
[ 4099.158216][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4099.158508][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4099.158756][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4099.159076][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4099.159356][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4099.159652][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4099.159924][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4099.160238][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4099.160508][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4099.160826][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4099.161128][ C3]
[ 4099.161284][ C3]
[ 4099.161437][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4099.161768][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4099.162074][ C3] ? kasan_report+0x19/0xf0
[ 4099.162315][ C3] kasan_check_range+0x39/0x1c0
[ 4099.162571][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4099.162860][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4099.163196][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4099.163503][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4099.163759][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4099.164037][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4099.164328][ C3] ? lock_acquire+0x1c1/0x220
[ 4099.164573][ C3] ? __mutex_lock+0x33e/0xb10
[ 4099.164822][ C3] _raw_spin_lock+0x67/0x80
[ 4099.165058][ C3] __mutex_lock+0x33e/0xb10
[ 4099.165295][ C3] ? mark_held_locks+0xa5/0xf0
[ 4099.165544][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4099.165849][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4099.166111][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4099.166454][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4099.166729][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4099.167025][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4099.167330][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4099.167624][ C3] __tcf_action_put+0x3d/0xf0
[ 4099.167873][ C3] tcf_action_destroy+0x43/0x130
[ 4099.168133][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4099.168379][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4099.168704][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4099.168999][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4099.169322][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4099.169634][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4099.169890][ C3] tcf_chain_flush+0x1e0/0x320
[ 4099.170141][ C3] __tcf_block_put+0x113/0x270
[ 4099.170394][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4099.170712][ C3] __qdisc_destroy+0xee/0x340
[ 4099.170960][ C3] dev_shutdown+0x129/0x350
[ 4099.171197][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4099.171530][ C3] ? mutex_is_locked+0x17/0x50
[ 4099.171784][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4099.172135][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4099.172460][ C3] default_device_exit_batch+0x234/0x2d0
[ 4099.172751][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4099.173070][ C3] ? ops_exit_list+0xb4/0x170
[ 4099.173317][ C3] cleanup_net+0x4f3/0xb60
[ 4099.173549][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4099.173841][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4099.174099][ C3] ? lock_acquire+0x1c1/0x220
[ 4099.174343][ C3] ? process_one_work+0x714/0x1310
[ 4099.174611][ C3] process_one_work+0x78c/0x1310
[ 4099.174871][ C3] ? hlock_class+0x4e/0x130
[ 4099.175111][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4099.175392][ C3] ? assign_work+0x16c/0x240
[ 4099.175634][ C3] worker_thread+0x73d/0x1010
[ 4099.175881][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4099.176222][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4099.176489][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4099.176756][ C3] kthread+0x28f/0x360
[ 4099.176969][ C3] ? __pfx_kthread+0x10/0x10
[ 4099.177210][ C3] ret_from_fork+0x31/0x70
[ 4099.177446][ C3] ? __pfx_kthread+0x10/0x10
[ 4099.177687][ C3] ret_from_fork_asm+0x1b/0x30
[ 4099.177942][ C3]
[ 4124.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 559s! [kworker/u8:1:71]
[ 4124.563686][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4124.564650][ C3] irq event stamp: 12124043
[ 4124.564885][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4124.565376][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4124.565866][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4124.566351][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4124.566835][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4124.567321][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4124.567947][ C3] Workqueue: netns cleanup_net
[ 4124.568200][ C3] RIP: 0010:kasan_report+0xda/0xf0
[ 4124.568469][ C3] Code: 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00
[ 4124.569464][ C3] RSP: 0018:ffffc9000051f4a0 EFLAGS: 00000282
[ 4124.569780][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4124.570188][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4124.570606][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4124.571019][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4124.571427][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4124.571840][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4124.572299][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4124.572644][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4124.573054][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4124.573462][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4124.573870][ C3] PKRU: 55555554
[ 4124.574057][ C3] Call Trace:
[ 4124.574234][ C3]
[ 4124.574387][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4124.574657][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4124.574907][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4124.575191][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4124.575475][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4124.575769][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4124.576041][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4124.576357][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4124.576625][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4124.576944][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4124.577250][ C3]
[ 4124.577404][ C3]
[ 4124.577557][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4124.577882][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4124.578186][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4124.578490][ C3] ? kasan_report+0xda/0xf0
[ 4124.578728][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4124.579021][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4124.579342][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4124.579647][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4124.579904][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4124.580183][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4124.580477][ C3] ? lock_acquire+0x1c1/0x220
[ 4124.580720][ C3] ? __mutex_lock+0x33e/0xb10
[ 4124.580969][ C3] _raw_spin_lock+0x67/0x80
[ 4124.581207][ C3] __mutex_lock+0x33e/0xb10
[ 4124.581446][ C3] ? mark_held_locks+0xa5/0xf0
[ 4124.581700][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4124.582006][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4124.582268][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4124.582613][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4124.582888][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4124.583190][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4124.583492][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4124.583788][ C3] __tcf_action_put+0x3d/0xf0
[ 4124.584036][ C3] tcf_action_destroy+0x43/0x130
[ 4124.584296][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4124.584543][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4124.584867][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4124.585164][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4124.585487][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4124.585800][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4124.586056][ C3] tcf_chain_flush+0x1e0/0x320
[ 4124.586309][ C3] __tcf_block_put+0x113/0x270
[ 4124.586560][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4124.586875][ C3] __qdisc_destroy+0xee/0x340
[ 4124.587122][ C3] dev_shutdown+0x129/0x350
[ 4124.587362][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4124.587695][ C3] ? mutex_is_locked+0x17/0x50
[ 4124.587944][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4124.588295][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4124.588621][ C3] default_device_exit_batch+0x234/0x2d0
[ 4124.588911][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4124.589231][ C3] ? ops_exit_list+0xb4/0x170
[ 4124.589478][ C3] cleanup_net+0x4f3/0xb60
[ 4124.589709][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4124.590003][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4124.590266][ C3] ? lock_acquire+0x1c1/0x220
[ 4124.590508][ C3] ? process_one_work+0x714/0x1310
[ 4124.590778][ C3] process_one_work+0x78c/0x1310
[ 4124.591037][ C3] ? hlock_class+0x4e/0x130
[ 4124.591274][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4124.591559][ C3] ? assign_work+0x16c/0x240
[ 4124.591803][ C3] worker_thread+0x73d/0x1010
[ 4124.592049][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4124.592391][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4124.592657][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4124.592922][ C3] kthread+0x28f/0x360
[ 4124.593143][ C3] ? __pfx_kthread+0x10/0x10
[ 4124.593385][ C3] ret_from_fork+0x31/0x70
[ 4124.593618][ C3] ? __pfx_kthread+0x10/0x10
[ 4124.593856][ C3] ret_from_fork_asm+0x1b/0x30
[ 4124.594112][ C3]
[ 4150.599255][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 623397 jiffies s: 467069 root: 0x8/.
[ 4150.599917][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4150.600300][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4150.600582][ C3] NMI backtrace for cpu 3
[ 4150.600591][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4150.600595][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4150.600598][ C3] Workqueue: netns cleanup_net
[ 4150.600606][ C3] RIP: 0010:queued_spin_lock_slowpath+0xa3/0xb90
[ 4150.600614][ C3] Code: 0f 1f 44 00 00 49 89 fd 49 89 fc 41 be 01 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 c1 ed 03 41 83 e4 07 49 01 c5 41 83 c4 03 04 00 00 00 48 89 ef e8 d0 79 e9 fd 41 0f b6 45 00 41 38 c4 7c
[ 4150.600617][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4150.600619][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4150.600621][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4150.600623][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4150.600624][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4150.600626][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4150.600627][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4150.600629][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4150.600632][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4150.600633][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4150.600634][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4150.600636][ C3] PKRU: 55555554
[ 4150.600636][ C3] Call Trace:
[ 4150.600640][ C3]
[ 4150.600644][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4150.600650][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4150.600655][ C3] ? nmi_handle+0x153/0x420
[ 4150.600661][ C3] ? default_do_nmi+0x41/0x100
[ 4150.600666][ C3] ? exc_nmi+0xf3/0x120
[ 4150.600669][ C3] ? end_repeat_nmi+0xf/0x60
[ 4150.600674][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4150.600677][ C3] ? queued_spin_lock_slowpath+0xa3/0xb90
[ 4150.600680][ C3] ? queued_spin_lock_slowpath+0xa3/0xb90
[ 4150.600683][ C3] ? queued_spin_lock_slowpath+0xa3/0xb90
[ 4150.600687][ C3]
[ 4150.600688][ C3]
[ 4150.600689][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4150.600693][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4150.600697][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4150.600703][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4150.600706][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4150.600709][ C3] ? lock_acquire+0x1c1/0x220
[ 4150.600711][ C3] ? __mutex_lock+0x33e/0xb10
[ 4150.600717][ C3] _raw_spin_lock+0x67/0x80
[ 4150.600720][ C3] __mutex_lock+0x33e/0xb10
[ 4150.600724][ C3] ? mark_held_locks+0xa5/0xf0
[ 4150.600727][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4150.600733][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4150.600735][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4150.600739][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4150.600742][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4150.600747][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4150.600750][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4150.600756][ C3] __tcf_action_put+0x3d/0xf0
[ 4150.600763][ C3] tcf_action_destroy+0x43/0x130
[ 4150.600767][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4150.600771][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4150.600779][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4150.600786][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4150.600791][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4150.600796][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4150.600800][ C3] tcf_chain_flush+0x1e0/0x320
[ 4150.600804][ C3] __tcf_block_put+0x113/0x270
[ 4150.600808][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4150.600817][ C3] __qdisc_destroy+0xee/0x340
[ 4150.600821][ C3] dev_shutdown+0x129/0x350
[ 4150.600825][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4150.600830][ C3] ? mutex_is_locked+0x17/0x50
[ 4150.600834][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4150.600837][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4150.600842][ C3] default_device_exit_batch+0x234/0x2d0
[ 4150.600845][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4150.600848][ C3] ? ops_exit_list+0xb4/0x170
[ 4150.600851][ C3] cleanup_net+0x4f3/0xb60
[ 4150.600854][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4150.600857][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4150.600860][ C3] ? lock_acquire+0x1c1/0x220
[ 4150.600862][ C3] ? process_one_work+0x714/0x1310
[ 4150.600868][ C3] process_one_work+0x78c/0x1310
[ 4150.600872][ C3] ? hlock_class+0x4e/0x130
[ 4150.600875][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4150.600879][ C3] ? assign_work+0x16c/0x240
[ 4150.600883][ C3] worker_thread+0x73d/0x1010
[ 4150.600886][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4150.600890][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4150.600893][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4150.600895][ C3] kthread+0x28f/0x360
[ 4150.600899][ C3] ? __pfx_kthread+0x10/0x10
[ 4150.600901][ C3] ret_from_fork+0x31/0x70
[ 4150.600904][ C3] ? __pfx_kthread+0x10/0x10
[ 4150.600905][ C3] ret_from_fork_asm+0x1b/0x30
[ 4150.600914][ C3]
[ 4176.563226][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 607s! [kworker/u8:1:71]
[ 4176.563697][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4176.564666][ C3] irq event stamp: 12124043
[ 4176.564899][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4176.565404][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4176.565894][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4176.566389][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4176.566877][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4176.567360][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4176.567991][ C3] Workqueue: netns cleanup_net
[ 4176.568245][ C3] RIP: 0010:kasan_report+0xda/0xf0
[ 4176.568520][ C3] Code: 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00
[ 4176.569521][ C3] RSP: 0018:ffffc9000051f480 EFLAGS: 00000286
[ 4176.569836][ C3] RAX: 0000000000000000 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4176.570244][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4176.570657][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4176.571063][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4176.571486][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 4176.571893][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4176.572349][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4176.572693][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4176.573103][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4176.573521][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4176.573928][ C3] PKRU: 55555554
[ 4176.574113][ C3] Call Trace:
[ 4176.574289][ C3]
[ 4176.574446][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4176.574716][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4176.574968][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4176.575250][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4176.575534][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4176.575829][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4176.576102][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4176.576421][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4176.576692][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4176.577010][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4176.577311][ C3]
[ 4176.577474][ C3]
[ 4176.577629][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4176.577954][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4176.578251][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4176.578554][ C3] ? kasan_report+0xda/0xf0
[ 4176.578791][ C3] kasan_check_range+0x39/0x1c0
[ 4176.579049][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4176.579341][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4176.579667][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4176.579971][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4176.580229][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4176.580512][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4176.580806][ C3] ? lock_acquire+0x1c1/0x220
[ 4176.581050][ C3] ? __mutex_lock+0x33e/0xb10
[ 4176.581305][ C3] _raw_spin_lock+0x67/0x80
[ 4176.581549][ C3] __mutex_lock+0x33e/0xb10
[ 4176.581786][ C3] ? mark_held_locks+0xa5/0xf0
[ 4176.582034][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4176.582346][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4176.582615][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4176.582956][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4176.583231][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4176.583536][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4176.583839][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4176.584134][ C3] __tcf_action_put+0x3d/0xf0
[ 4176.584391][ C3] tcf_action_destroy+0x43/0x130
[ 4176.584650][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4176.584893][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4176.585217][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4176.585520][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4176.585841][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4176.586151][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4176.586414][ C3] tcf_chain_flush+0x1e0/0x320
[ 4176.586665][ C3] __tcf_block_put+0x113/0x270
[ 4176.586916][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4176.587231][ C3] __qdisc_destroy+0xee/0x340
[ 4176.587487][ C3] dev_shutdown+0x129/0x350
[ 4176.587725][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4176.588055][ C3] ? mutex_is_locked+0x17/0x50
[ 4176.588308][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4176.588660][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4176.588984][ C3] default_device_exit_batch+0x234/0x2d0
[ 4176.589276][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4176.589602][ C3] ? ops_exit_list+0xb4/0x170
[ 4176.589848][ C3] cleanup_net+0x4f3/0xb60
[ 4176.590081][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4176.590372][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4176.590635][ C3] ? lock_acquire+0x1c1/0x220
[ 4176.590889][ C3] ? process_one_work+0x714/0x1310
[ 4176.591157][ C3] process_one_work+0x78c/0x1310
[ 4176.591431][ C3] ? hlock_class+0x4e/0x130
[ 4176.591667][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4176.591953][ C3] ? assign_work+0x16c/0x240
[ 4176.592205][ C3] worker_thread+0x73d/0x1010
[ 4176.592461][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4176.592804][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4176.593071][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4176.593339][ C3] kthread+0x28f/0x360
[ 4176.593561][ C3] ? __pfx_kthread+0x10/0x10
[ 4176.593801][ C3] ret_from_fork+0x31/0x70
[ 4176.594036][ C3] ? __pfx_kthread+0x10/0x10
[ 4176.594276][ C3] ret_from_fork_asm+0x1b/0x30
[ 4176.594538][ C3]
[ 4177.181230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4177.181602][ C3] rcu: 3-....: (649312 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=143853
[ 4177.182178][ C3] rcu: (t=650274 jiffies g=2723341 q=5637 ncpus=4)
[ 4177.182526][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4177.183010][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4177.183647][ C3] Workqueue: netns cleanup_net
[ 4177.183900][ C3] RIP: 0010:kasan_report+0x44/0xf0
[ 4177.184169][ C3] Code: 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7 ff ff 41 89 c4 <84> c0 0f 84 9c 00 00 00 e8 ff a7 ba ff 41 81 87 3c 0a 00 00 00 00
[ 4177.185173][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000247
[ 4177.185496][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 4177.185905][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4177.186314][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4177.186727][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4177.187137][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 4177.187550][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4177.188008][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4177.188348][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4177.188763][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4177.189175][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4177.189589][ C3] PKRU: 55555554
[ 4177.189775][ C3] Call Trace:
[ 4177.189949][ C3]
[ 4177.190100][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4177.190387][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4177.190647][ C3] ? check_cpu_stall+0x284/0x500
[ 4177.190903][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4177.191195][ C3] ? rcu_pending+0x92/0x360
[ 4177.191446][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4177.191723][ C3] ? update_process_times+0xb9/0x110
[ 4177.191999][ C3] ? tick_sched_handle+0x67/0x130
[ 4177.192263][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4177.192566][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4177.192816][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4177.193136][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4177.193423][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4177.193718][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4177.193988][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4177.194303][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4177.194577][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4177.194895][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4177.195200][ C3]
[ 4177.195355][ C3]
[ 4177.195513][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4177.195837][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4177.196140][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4177.196445][ C3] ? kasan_report+0x44/0xf0
[ 4177.196684][ C3] ? kasan_report+0x41/0xf0
[ 4177.196922][ C3] kasan_check_range+0x39/0x1c0
[ 4177.197176][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4177.197471][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4177.197790][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4177.198092][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4177.198348][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4177.198632][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4177.198927][ C3] ? lock_acquire+0x1c1/0x220
[ 4177.199172][ C3] ? __mutex_lock+0x33e/0xb10
[ 4177.199424][ C3] _raw_spin_lock+0x67/0x80
[ 4177.199662][ C3] __mutex_lock+0x33e/0xb10
[ 4177.199899][ C3] ? mark_held_locks+0xa5/0xf0
[ 4177.200145][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4177.200459][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4177.200720][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4177.201059][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4177.201340][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4177.201645][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4177.201948][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4177.202242][ C3] __tcf_action_put+0x3d/0xf0
[ 4177.202496][ C3] tcf_action_destroy+0x43/0x130
[ 4177.202755][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4177.202999][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4177.203325][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4177.203629][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4177.203951][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4177.204263][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4177.204526][ C3] tcf_chain_flush+0x1e0/0x320
[ 4177.204779][ C3] __tcf_block_put+0x113/0x270
[ 4177.205031][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4177.205347][ C3] __qdisc_destroy+0xee/0x340
[ 4177.205597][ C3] dev_shutdown+0x129/0x350
[ 4177.205839][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4177.206167][ C3] ? mutex_is_locked+0x17/0x50
[ 4177.206424][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4177.206771][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4177.207096][ C3] default_device_exit_batch+0x234/0x2d0
[ 4177.207393][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4177.207712][ C3] ? ops_exit_list+0xb4/0x170
[ 4177.207961][ C3] cleanup_net+0x4f3/0xb60
[ 4177.208193][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4177.208492][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4177.208750][ C3] ? lock_acquire+0x1c1/0x220
[ 4177.208994][ C3] ? process_one_work+0x714/0x1310
[ 4177.209261][ C3] process_one_work+0x78c/0x1310
[ 4177.209526][ C3] ? hlock_class+0x4e/0x130
[ 4177.209761][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4177.210043][ C3] ? assign_work+0x16c/0x240
[ 4177.210283][ C3] worker_thread+0x73d/0x1010
[ 4177.210534][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4177.210874][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4177.211140][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4177.211418][ C3] kthread+0x28f/0x360
[ 4177.211631][ C3] ? __pfx_kthread+0x10/0x10
[ 4177.211870][ C3] ret_from_fork+0x31/0x70
[ 4177.212103][ C3] ? __pfx_kthread+0x10/0x10
[ 4177.212342][ C3] ret_from_fork_asm+0x1b/0x30
[ 4177.212602][ C3]
[ 4204.563226][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 633s! [kworker/u8:1:71]
[ 4204.563692][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4204.564660][ C3] irq event stamp: 12124043
[ 4204.564895][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4204.565388][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4204.565883][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4204.566366][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4204.566855][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4204.567340][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4204.567972][ C3] Workqueue: netns cleanup_net
[ 4204.568223][ C3] RIP: 0010:kasan_report+0x44/0xf0
[ 4204.568496][ C3] Code: 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7 ff ff 41 89 c4 <84> c0 0f 84 9c 00 00 00 e8 ff a7 ba ff 41 81 87 3c 0a 00 00 00 00
[ 4204.569497][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000247
[ 4204.569809][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 4204.570218][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4204.570632][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4204.571040][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4204.571462][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 4204.571870][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4204.572327][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4204.572672][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4204.573082][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4204.573495][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4204.573906][ C3] PKRU: 55555554
[ 4204.574092][ C3] Call Trace:
[ 4204.574266][ C3]
[ 4204.574425][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4204.574695][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4204.574945][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4204.575232][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4204.575518][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4204.575813][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4204.576085][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4204.576402][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4204.576669][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4204.576986][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4204.577292][ C3]
[ 4204.577450][ C3]
[ 4204.577605][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4204.577925][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4204.578223][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4204.578525][ C3] ? kasan_report+0x44/0xf0
[ 4204.578762][ C3] ? kasan_report+0x41/0xf0
[ 4204.579003][ C3] kasan_check_range+0x39/0x1c0
[ 4204.579260][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4204.579555][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4204.579876][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4204.580180][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4204.580441][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4204.580720][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4204.581011][ C3] ? lock_acquire+0x1c1/0x220
[ 4204.581264][ C3] ? __mutex_lock+0x33e/0xb10
[ 4204.581515][ C3] _raw_spin_lock+0x67/0x80
[ 4204.581751][ C3] __mutex_lock+0x33e/0xb10
[ 4204.581990][ C3] ? mark_held_locks+0xa5/0xf0
[ 4204.582240][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4204.582552][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4204.582813][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4204.583151][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4204.583435][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4204.583732][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4204.584039][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4204.584332][ C3] __tcf_action_put+0x3d/0xf0
[ 4204.584587][ C3] tcf_action_destroy+0x43/0x130
[ 4204.584851][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4204.585097][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4204.585426][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4204.585722][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4204.586045][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4204.586356][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4204.586615][ C3] tcf_chain_flush+0x1e0/0x320
[ 4204.586868][ C3] __tcf_block_put+0x113/0x270
[ 4204.587119][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4204.587441][ C3] __qdisc_destroy+0xee/0x340
[ 4204.587687][ C3] dev_shutdown+0x129/0x350
[ 4204.587925][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4204.588255][ C3] ? mutex_is_locked+0x17/0x50
[ 4204.588512][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4204.588860][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4204.589186][ C3] default_device_exit_batch+0x234/0x2d0
[ 4204.589485][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4204.589804][ C3] ? ops_exit_list+0xb4/0x170
[ 4204.590048][ C3] cleanup_net+0x4f3/0xb60
[ 4204.590283][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4204.590580][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4204.590839][ C3] ? lock_acquire+0x1c1/0x220
[ 4204.591084][ C3] ? process_one_work+0x714/0x1310
[ 4204.591360][ C3] process_one_work+0x78c/0x1310
[ 4204.591624][ C3] ? hlock_class+0x4e/0x130
[ 4204.591861][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4204.592143][ C3] ? assign_work+0x16c/0x240
[ 4204.592390][ C3] worker_thread+0x73d/0x1010
[ 4204.592634][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4204.592975][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4204.593241][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4204.593516][ C3] kthread+0x28f/0x360
[ 4204.593730][ C3] ? __pfx_kthread+0x10/0x10
[ 4204.593973][ C3] ret_from_fork+0x31/0x70
[ 4204.594206][ C3] ? __pfx_kthread+0x10/0x10
[ 4204.594453][ C3] ret_from_fork_asm+0x1b/0x30
[ 4204.594706][ C3]
[ 4232.563226][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 659s! [kworker/u8:1:71]
[ 4232.563689][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4232.564659][ C3] irq event stamp: 12124043
[ 4232.564896][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4232.565390][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4232.565882][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4232.566374][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4232.566862][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4232.567352][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4232.567985][ C3] Workqueue: netns cleanup_net
[ 4232.568240][ C3] RIP: 0010:kasan_report+0x16/0xf0
[ 4232.568513][ C3] Code: 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 <0f> 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f
[ 4232.569513][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4232.569830][ C3] RAX: 00000000000000fb RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4232.570241][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4232.570651][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4232.571084][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4232.571492][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4232.571900][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4232.572357][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4232.572696][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4232.573108][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4232.573517][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4232.573925][ C3] PKRU: 55555554
[ 4232.574111][ C3] Call Trace:
[ 4232.574287][ C3]
[ 4232.574437][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4232.574705][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4232.574956][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4232.575239][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4232.575520][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4232.575816][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4232.576092][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4232.576407][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4232.576676][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4232.576994][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4232.577295][ C3]
[ 4232.577452][ C3]
[ 4232.577605][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4232.577930][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4232.578238][ C3] ? kasan_report+0x16/0xf0
[ 4232.578474][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4232.578785][ C3] ? kasan_report+0xdb/0xf0
[ 4232.579022][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4232.579317][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4232.579639][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4232.579942][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4232.580198][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4232.580477][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4232.580774][ C3] ? lock_acquire+0x1c1/0x220
[ 4232.581041][ C3] ? __mutex_lock+0x33e/0xb10
[ 4232.581288][ C3] _raw_spin_lock+0x67/0x80
[ 4232.581525][ C3] __mutex_lock+0x33e/0xb10
[ 4232.581765][ C3] ? mark_held_locks+0xa5/0xf0
[ 4232.582014][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4232.582320][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4232.582582][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4232.582924][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4232.583200][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4232.583500][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4232.583803][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4232.584097][ C3] __tcf_action_put+0x3d/0xf0
[ 4232.584346][ C3] tcf_action_destroy+0x43/0x130
[ 4232.584605][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4232.584849][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4232.585173][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4232.585472][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4232.585794][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4232.586106][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4232.586362][ C3] tcf_chain_flush+0x1e0/0x320
[ 4232.586614][ C3] __tcf_block_put+0x113/0x270
[ 4232.586866][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4232.587185][ C3] __qdisc_destroy+0xee/0x340
[ 4232.587431][ C3] dev_shutdown+0x129/0x350
[ 4232.587671][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4232.588002][ C3] ? mutex_is_locked+0x17/0x50
[ 4232.588253][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4232.588602][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4232.588928][ C3] default_device_exit_batch+0x234/0x2d0
[ 4232.589221][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4232.589540][ C3] ? ops_exit_list+0xb4/0x170
[ 4232.589787][ C3] cleanup_net+0x4f3/0xb60
[ 4232.590020][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4232.590312][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4232.590570][ C3] ? lock_acquire+0x1c1/0x220
[ 4232.590815][ C3] ? process_one_work+0x714/0x1310
[ 4232.591100][ C3] process_one_work+0x78c/0x1310
[ 4232.591360][ C3] ? hlock_class+0x4e/0x130
[ 4232.591597][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4232.591879][ C3] ? assign_work+0x16c/0x240
[ 4232.592119][ C3] worker_thread+0x73d/0x1010
[ 4232.592367][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4232.592707][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4232.592974][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4232.593242][ C3] kthread+0x28f/0x360
[ 4232.593458][ C3] ? __pfx_kthread+0x10/0x10
[ 4232.593697][ C3] ret_from_fork+0x31/0x70
[ 4232.593932][ C3] ? __pfx_kthread+0x10/0x10
[ 4232.594173][ C3] ret_from_fork_asm+0x1b/0x30
[ 4232.594428][ C3]
[ 4248.903257][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 721701 jiffies s: 467069 root: 0x8/.
[ 4248.903921][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4248.904304][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4248.904588][ C3] NMI backtrace for cpu 3
[ 4248.904593][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4248.904597][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4248.904599][ C3] Workqueue: netns cleanup_net
[ 4248.904605][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 4248.904611][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 4248.904614][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 4248.904616][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4248.904618][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4248.904619][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4248.904621][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4248.904622][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4248.904623][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4248.904625][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4248.904629][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4248.904631][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4248.904632][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4248.904633][ C3] PKRU: 55555554
[ 4248.904635][ C3] Call Trace:
[ 4248.904638][ C3]
[ 4248.904641][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4248.904647][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4248.904653][ C3] ? nmi_handle+0x153/0x420
[ 4248.904659][ C3] ? default_do_nmi+0x41/0x100
[ 4248.904663][ C3] ? exc_nmi+0xf3/0x120
[ 4248.904666][ C3] ? end_repeat_nmi+0xf/0x60
[ 4248.904671][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4248.904676][ C3] ? kasan_report+0x19/0xf0
[ 4248.904679][ C3] ? kasan_report+0x19/0xf0
[ 4248.904682][ C3] ? kasan_report+0x19/0xf0
[ 4248.904685][ C3]
[ 4248.904685][ C3]
[ 4248.904689][ C3] kasan_check_range+0x39/0x1c0
[ 4248.904693][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4248.904697][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4248.904701][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4248.904705][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4248.904710][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4248.904713][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4248.904716][ C3] ? lock_acquire+0x1c1/0x220
[ 4248.904718][ C3] ? __mutex_lock+0x33e/0xb10
[ 4248.904724][ C3] _raw_spin_lock+0x67/0x80
[ 4248.904726][ C3] __mutex_lock+0x33e/0xb10
[ 4248.904730][ C3] ? mark_held_locks+0xa5/0xf0
[ 4248.904733][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4248.904738][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4248.904741][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4248.904745][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4248.904748][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4248.904753][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4248.904756][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4248.904762][ C3] __tcf_action_put+0x3d/0xf0
[ 4248.904768][ C3] tcf_action_destroy+0x43/0x130
[ 4248.904771][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4248.904774][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4248.904782][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4248.904789][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4248.904794][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4248.904799][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4248.904803][ C3] tcf_chain_flush+0x1e0/0x320
[ 4248.904806][ C3] __tcf_block_put+0x113/0x270
[ 4248.904810][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4248.904818][ C3] __qdisc_destroy+0xee/0x340
[ 4248.904821][ C3] dev_shutdown+0x129/0x350
[ 4248.904825][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4248.904830][ C3] ? mutex_is_locked+0x17/0x50
[ 4248.904833][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4248.904836][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4248.904840][ C3] default_device_exit_batch+0x234/0x2d0
[ 4248.904843][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4248.904847][ C3] ? ops_exit_list+0xb4/0x170
[ 4248.904850][ C3] cleanup_net+0x4f3/0xb60
[ 4248.904853][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4248.904855][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4248.904859][ C3] ? lock_acquire+0x1c1/0x220
[ 4248.904861][ C3] ? process_one_work+0x714/0x1310
[ 4248.904866][ C3] process_one_work+0x78c/0x1310
[ 4248.904870][ C3] ? hlock_class+0x4e/0x130
[ 4248.904873][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4248.904877][ C3] ? assign_work+0x16c/0x240
[ 4248.904880][ C3] worker_thread+0x73d/0x1010
[ 4248.904883][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4248.904887][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4248.904890][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4248.904892][ C3] kthread+0x28f/0x360
[ 4248.904894][ C3] ? __pfx_kthread+0x10/0x10
[ 4248.904897][ C3] ret_from_fork+0x31/0x70
[ 4248.904899][ C3] ? __pfx_kthread+0x10/0x10
[ 4248.904901][ C3] ret_from_fork_asm+0x1b/0x30
[ 4248.904909][ C3]
[ 4255.216230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4255.216606][ C3] rcu: 3-....: (727230 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=159955
[ 4255.217177][ C3] rcu: (t=728309 jiffies g=2723341 q=5640 ncpus=4)
[ 4255.217519][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4255.218003][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4255.218634][ C3] Workqueue: netns cleanup_net
[ 4255.218891][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 4255.219162][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 4255.220157][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4255.220475][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 4255.220900][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4255.221308][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4255.221717][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4255.222126][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4255.222533][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4255.222991][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4255.223331][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4255.223744][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4255.224153][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4255.224561][ C3] PKRU: 55555554
[ 4255.224747][ C3] Call Trace:
[ 4255.224923][ C3]
[ 4255.225074][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4255.225354][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4255.225613][ C3] ? check_cpu_stall+0x284/0x500
[ 4255.225870][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4255.226163][ C3] ? rcu_pending+0x92/0x360
[ 4255.226403][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4255.226678][ C3] ? update_process_times+0xb9/0x110
[ 4255.226955][ C3] ? tick_sched_handle+0x67/0x130
[ 4255.227218][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4255.227511][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4255.227760][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4255.228080][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4255.228359][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4255.228654][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4255.228927][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4255.229239][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4255.229507][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4255.229825][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4255.230130][ C3]
[ 4255.230284][ C3]
[ 4255.230438][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4255.230759][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4255.231072][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4255.231375][ C3] ? kasan_report+0xd2/0xf0
[ 4255.231611][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4255.231917][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4255.232208][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4255.232529][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4255.232833][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4255.233090][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4255.233368][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4255.233659][ C3] ? lock_acquire+0x1c1/0x220
[ 4255.233906][ C3] ? __mutex_lock+0x33e/0xb10
[ 4255.234154][ C3] _raw_spin_lock+0x67/0x80
[ 4255.234391][ C3] __mutex_lock+0x33e/0xb10
[ 4255.234629][ C3] ? mark_held_locks+0xa5/0xf0
[ 4255.234877][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4255.235181][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4255.235446][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4255.235787][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4255.236062][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4255.236360][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4255.236662][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4255.236956][ C3] __tcf_action_put+0x3d/0xf0
[ 4255.237203][ C3] tcf_action_destroy+0x43/0x130
[ 4255.237462][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4255.237710][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4255.238033][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4255.238327][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4255.238649][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4255.238961][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4255.239217][ C3] tcf_chain_flush+0x1e0/0x320
[ 4255.239466][ C3] __tcf_block_put+0x113/0x270
[ 4255.239715][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4255.240030][ C3] __qdisc_destroy+0xee/0x340
[ 4255.240276][ C3] dev_shutdown+0x129/0x350
[ 4255.240512][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4255.240842][ C3] ? mutex_is_locked+0x17/0x50
[ 4255.241107][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4255.241457][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4255.241781][ C3] default_device_exit_batch+0x234/0x2d0
[ 4255.242074][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4255.242395][ C3] ? ops_exit_list+0xb4/0x170
[ 4255.242641][ C3] cleanup_net+0x4f3/0xb60
[ 4255.242880][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4255.243173][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4255.243435][ C3] ? lock_acquire+0x1c1/0x220
[ 4255.243678][ C3] ? process_one_work+0x714/0x1310
[ 4255.243946][ C3] process_one_work+0x78c/0x1310
[ 4255.244206][ C3] ? hlock_class+0x4e/0x130
[ 4255.244445][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4255.244725][ C3] ? assign_work+0x16c/0x240
[ 4255.244966][ C3] worker_thread+0x73d/0x1010
[ 4255.245211][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4255.245553][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4255.245821][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4255.246086][ C3] kthread+0x28f/0x360
[ 4255.246299][ C3] ? __pfx_kthread+0x10/0x10
[ 4255.246540][ C3] ret_from_fork+0x31/0x70
[ 4255.246772][ C3] ? __pfx_kthread+0x10/0x10
[ 4255.247011][ C3] ret_from_fork_asm+0x1b/0x30
[ 4255.247267][ C3]
[ 4280.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 704s! [kworker/u8:1:71]
[ 4280.563687][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4280.564654][ C3] irq event stamp: 12124043
[ 4280.564890][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4280.565381][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4280.565873][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4280.566361][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4280.566846][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4280.567334][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4280.567961][ C3] Workqueue: netns cleanup_net
[ 4280.568214][ C3] RIP: 0010:kasan_report+0x29/0xf0
[ 4280.568484][ C3] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 4280.569482][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4280.569799][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4280.570210][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4280.570621][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4280.571046][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4280.571457][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 4280.571866][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4280.572326][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4280.572666][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4280.573081][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4280.573491][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4280.573899][ C3] PKRU: 55555554
[ 4280.574087][ C3] Call Trace:
[ 4280.574263][ C3]
[ 4280.574414][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4280.574684][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4280.574935][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4280.575219][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4280.575501][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4280.575797][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4280.576069][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4280.576385][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4280.576653][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4280.576972][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4280.577275][ C3]
[ 4280.577430][ C3]
[ 4280.577586][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4280.577912][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4280.578215][ C3] ? kasan_report+0x29/0xf0
[ 4280.578460][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4280.578756][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4280.579077][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4280.579382][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4280.579638][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4280.579917][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4280.580212][ C3] ? lock_acquire+0x1c1/0x220
[ 4280.580458][ C3] ? __mutex_lock+0x33e/0xb10
[ 4280.580705][ C3] _raw_spin_lock+0x67/0x80
[ 4280.580952][ C3] __mutex_lock+0x33e/0xb10
[ 4280.581194][ C3] ? mark_held_locks+0xa5/0xf0
[ 4280.581442][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4280.581749][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4280.582012][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4280.582356][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4280.582632][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4280.582932][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4280.583235][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4280.583531][ C3] __tcf_action_put+0x3d/0xf0
[ 4280.583780][ C3] tcf_action_destroy+0x43/0x130
[ 4280.584039][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4280.584284][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4280.584608][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4280.584907][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4280.585230][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4280.585541][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4280.585797][ C3] tcf_chain_flush+0x1e0/0x320
[ 4280.586048][ C3] __tcf_block_put+0x113/0x270
[ 4280.586302][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4280.586623][ C3] __qdisc_destroy+0xee/0x340
[ 4280.586867][ C3] dev_shutdown+0x129/0x350
[ 4280.587106][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4280.587436][ C3] ? mutex_is_locked+0x17/0x50
[ 4280.587697][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4280.588046][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4280.588373][ C3] default_device_exit_batch+0x234/0x2d0
[ 4280.588665][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4280.588985][ C3] ? ops_exit_list+0xb4/0x170
[ 4280.589232][ C3] cleanup_net+0x4f3/0xb60
[ 4280.589465][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4280.589756][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4280.590015][ C3] ? lock_acquire+0x1c1/0x220
[ 4280.590261][ C3] ? process_one_work+0x714/0x1310
[ 4280.590531][ C3] process_one_work+0x78c/0x1310
[ 4280.590796][ C3] ? hlock_class+0x4e/0x130
[ 4280.591033][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4280.591317][ C3] ? assign_work+0x16c/0x240
[ 4280.591558][ C3] worker_thread+0x73d/0x1010
[ 4280.591804][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4280.592146][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4280.592413][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4280.592679][ C3] kthread+0x28f/0x360
[ 4280.592895][ C3] ? __pfx_kthread+0x10/0x10
[ 4280.593135][ C3] ret_from_fork+0x31/0x70
[ 4280.593370][ C3] ? __pfx_kthread+0x10/0x10
[ 4280.593613][ C3] ret_from_fork_asm+0x1b/0x30
[ 4280.593866][ C3]
[ 4308.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 730s! [kworker/u8:1:71]
[ 4308.563688][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4308.564653][ C3] irq event stamp: 12124043
[ 4308.564888][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4308.565380][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4308.565871][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4308.566356][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4308.566839][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4308.567328][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4308.567954][ C3] Workqueue: netns cleanup_net
[ 4308.568207][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 4308.568475][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 4308.569470][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4308.569786][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 4308.570196][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4308.570617][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4308.571027][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4308.571436][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4308.571845][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4308.572305][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4308.572648][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4308.573060][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4308.573469][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4308.573878][ C3] PKRU: 55555554
[ 4308.574064][ C3] Call Trace:
[ 4308.574240][ C3]
[ 4308.574392][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4308.574660][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4308.574911][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4308.575195][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4308.575477][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4308.575771][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4308.576043][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4308.576357][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4308.576626][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4308.576943][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4308.577247][ C3]
[ 4308.577400][ C3]
[ 4308.577554][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4308.577876][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4308.578181][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4308.578485][ C3] ? kasan_report+0xd2/0xf0
[ 4308.578723][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4308.579029][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4308.579320][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4308.579642][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4308.579947][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4308.580203][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4308.580483][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4308.580782][ C3] ? lock_acquire+0x1c1/0x220
[ 4308.581027][ C3] ? __mutex_lock+0x33e/0xb10
[ 4308.581276][ C3] _raw_spin_lock+0x67/0x80
[ 4308.581511][ C3] __mutex_lock+0x33e/0xb10
[ 4308.581751][ C3] ? mark_held_locks+0xa5/0xf0
[ 4308.582000][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4308.582307][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4308.582568][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4308.582910][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4308.583186][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4308.583481][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4308.583793][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4308.584085][ C3] __tcf_action_put+0x3d/0xf0
[ 4308.584335][ C3] tcf_action_destroy+0x43/0x130
[ 4308.584596][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4308.584857][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4308.585202][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4308.585498][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4308.585825][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4308.586139][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4308.586395][ C3] tcf_chain_flush+0x1e0/0x320
[ 4308.586645][ C3] __tcf_block_put+0x113/0x270
[ 4308.586896][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4308.587212][ C3] __qdisc_destroy+0xee/0x340
[ 4308.587461][ C3] dev_shutdown+0x129/0x350
[ 4308.587697][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4308.588028][ C3] ? mutex_is_locked+0x17/0x50
[ 4308.588279][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4308.588629][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4308.588954][ C3] default_device_exit_batch+0x234/0x2d0
[ 4308.589247][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4308.589569][ C3] ? ops_exit_list+0xb4/0x170
[ 4308.589814][ C3] cleanup_net+0x4f3/0xb60
[ 4308.590047][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4308.590340][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4308.590604][ C3] ? lock_acquire+0x1c1/0x220
[ 4308.590853][ C3] ? process_one_work+0x714/0x1310
[ 4308.591121][ C3] process_one_work+0x78c/0x1310
[ 4308.591382][ C3] ? hlock_class+0x4e/0x130
[ 4308.591621][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4308.591901][ C3] ? assign_work+0x16c/0x240
[ 4308.592143][ C3] worker_thread+0x73d/0x1010
[ 4308.592389][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4308.592736][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4308.593003][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4308.593270][ C3] kthread+0x28f/0x360
[ 4308.593483][ C3] ? __pfx_kthread+0x10/0x10
[ 4308.593725][ C3] ret_from_fork+0x31/0x70
[ 4308.593956][ C3] ? __pfx_kthread+0x10/0x10
[ 4308.594198][ C3] ret_from_fork_asm+0x1b/0x30
[ 4308.594454][ C3]
[ 4333.251231][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4333.251607][ C3] rcu: 3-....: (805174 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=176725
[ 4333.252182][ C3] rcu: (t=806344 jiffies g=2723341 q=5640 ncpus=4)
[ 4333.252523][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4333.253007][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4333.253637][ C3] Workqueue: netns cleanup_net
[ 4333.253891][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 4333.254161][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 4333.255155][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 4333.255472][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 4333.255881][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4333.256290][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4333.256699][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4333.257109][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 4333.257519][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4333.257976][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4333.258318][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4333.258729][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4333.259140][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4333.259550][ C3] PKRU: 55555554
[ 4333.259737][ C3] Call Trace:
[ 4333.259912][ C3]
[ 4333.260064][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4333.260344][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4333.260624][ C3] ? check_cpu_stall+0x284/0x500
[ 4333.260882][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4333.261174][ C3] ? rcu_pending+0x92/0x360
[ 4333.261413][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4333.261688][ C3] ? update_process_times+0xb9/0x110
[ 4333.261963][ C3] ? tick_sched_handle+0x67/0x130
[ 4333.262226][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4333.262519][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4333.262768][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4333.263088][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4333.263369][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4333.263663][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4333.263941][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4333.264257][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4333.264529][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4333.264867][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4333.265171][ C3]
[ 4333.265325][ C3]
[ 4333.265478][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4333.265801][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4333.266100][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4333.266395][ C3] ? kasan_report+0xd2/0xf0
[ 4333.266636][ C3] kasan_check_range+0x39/0x1c0
[ 4333.266892][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4333.267179][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4333.267499][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4333.267803][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4333.268058][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4333.268337][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4333.268629][ C3] ? lock_acquire+0x1c1/0x220
[ 4333.268873][ C3] ? __mutex_lock+0x33e/0xb10
[ 4333.269121][ C3] _raw_spin_lock+0x67/0x80
[ 4333.269355][ C3] __mutex_lock+0x33e/0xb10
[ 4333.269594][ C3] ? mark_held_locks+0xa5/0xf0
[ 4333.269843][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4333.270146][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4333.270407][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4333.270809][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4333.271084][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4333.271383][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4333.271686][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4333.271980][ C3] __tcf_action_put+0x3d/0xf0
[ 4333.272228][ C3] tcf_action_destroy+0x43/0x130
[ 4333.272487][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4333.272733][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4333.273057][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4333.273351][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4333.273673][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4333.273989][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4333.274243][ C3] tcf_chain_flush+0x1e0/0x320
[ 4333.274491][ C3] __tcf_block_put+0x113/0x270
[ 4333.274742][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4333.275058][ C3] __qdisc_destroy+0xee/0x340
[ 4333.275304][ C3] dev_shutdown+0x129/0x350
[ 4333.275539][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4333.275869][ C3] ? mutex_is_locked+0x17/0x50
[ 4333.276119][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4333.276468][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4333.276791][ C3] default_device_exit_batch+0x234/0x2d0
[ 4333.277084][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4333.277403][ C3] ? ops_exit_list+0xb4/0x170
[ 4333.277646][ C3] cleanup_net+0x4f3/0xb60
[ 4333.277879][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4333.278168][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4333.278425][ C3] ? lock_acquire+0x1c1/0x220
[ 4333.278670][ C3] ? process_one_work+0x714/0x1310
[ 4333.278936][ C3] process_one_work+0x78c/0x1310
[ 4333.279195][ C3] ? hlock_class+0x4e/0x130
[ 4333.279433][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4333.279712][ C3] ? assign_work+0x16c/0x240
[ 4333.279953][ C3] worker_thread+0x73d/0x1010
[ 4333.280196][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4333.280560][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4333.280825][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4333.281090][ C3] kthread+0x28f/0x360
[ 4333.281302][ C3] ? __pfx_kthread+0x10/0x10
[ 4333.281543][ C3] ret_from_fork+0x31/0x70
[ 4333.281773][ C3] ? __pfx_kthread+0x10/0x10
[ 4333.282013][ C3] ret_from_fork_asm+0x1b/0x30
[ 4333.282268][ C3]
[ 4347.207254][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 820005 jiffies s: 467069 root: 0x8/.
[ 4347.207917][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4347.208298][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4347.208580][ C3] NMI backtrace for cpu 3
[ 4347.208587][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4347.208591][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4347.208593][ C3] Workqueue: netns cleanup_net
[ 4347.208600][ C3] RIP: 0010:kasan_report+0x29/0xf0
[ 4347.208606][ C3] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 4347.208608][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4347.208611][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4347.208613][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4347.208614][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4347.208616][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4347.208617][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 4347.208619][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4347.208621][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4347.208624][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4347.208626][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4347.208627][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4347.208629][ C3] PKRU: 55555554
[ 4347.208630][ C3] Call Trace:
[ 4347.208633][ C3]
[ 4347.208636][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4347.208641][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4347.208645][ C3] ? nmi_handle+0x153/0x420
[ 4347.208650][ C3] ? default_do_nmi+0x41/0x100
[ 4347.208655][ C3] ? exc_nmi+0xf3/0x120
[ 4347.208658][ C3] ? end_repeat_nmi+0xf/0x60
[ 4347.208662][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4347.208667][ C3] ? kasan_report+0x29/0xf0
[ 4347.208670][ C3] ? kasan_report+0x29/0xf0
[ 4347.208673][ C3] ? kasan_report+0x29/0xf0
[ 4347.208676][ C3]
[ 4347.208677][ C3]
[ 4347.208678][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4347.208681][ C3] ? kasan_report+0xd6/0xf0
[ 4347.208685][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4347.208688][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4347.208692][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4347.208696][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4347.208701][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4347.208704][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4347.208707][ C3] ? lock_acquire+0x1c1/0x220
[ 4347.208710][ C3] ? __mutex_lock+0x33e/0xb10
[ 4347.208715][ C3] _raw_spin_lock+0x67/0x80
[ 4347.208717][ C3] __mutex_lock+0x33e/0xb10
[ 4347.208721][ C3] ? mark_held_locks+0xa5/0xf0
[ 4347.208723][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4347.208729][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4347.208731][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4347.208735][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4347.208738][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4347.208743][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4347.208746][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4347.208753][ C3] __tcf_action_put+0x3d/0xf0
[ 4347.208759][ C3] tcf_action_destroy+0x43/0x130
[ 4347.208762][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4347.208766][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4347.208773][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4347.208780][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4347.208786][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4347.208790][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4347.208794][ C3] tcf_chain_flush+0x1e0/0x320
[ 4347.208798][ C3] __tcf_block_put+0x113/0x270
[ 4347.208802][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4347.208810][ C3] __qdisc_destroy+0xee/0x340
[ 4347.208814][ C3] dev_shutdown+0x129/0x350
[ 4347.208818][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4347.208823][ C3] ? mutex_is_locked+0x17/0x50
[ 4347.208826][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4347.208829][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4347.208833][ C3] default_device_exit_batch+0x234/0x2d0
[ 4347.208836][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4347.208840][ C3] ? ops_exit_list+0xb4/0x170
[ 4347.208843][ C3] cleanup_net+0x4f3/0xb60
[ 4347.208846][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4347.208848][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4347.208851][ C3] ? lock_acquire+0x1c1/0x220
[ 4347.208853][ C3] ? process_one_work+0x714/0x1310
[ 4347.208858][ C3] process_one_work+0x78c/0x1310
[ 4347.208862][ C3] ? hlock_class+0x4e/0x130
[ 4347.208865][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4347.208869][ C3] ? assign_work+0x16c/0x240
[ 4347.208873][ C3] worker_thread+0x73d/0x1010
[ 4347.208875][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4347.208879][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4347.208882][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4347.208884][ C3] kthread+0x28f/0x360
[ 4347.208887][ C3] ? __pfx_kthread+0x10/0x10
[ 4347.208890][ C3] ret_from_fork+0x31/0x70
[ 4347.208892][ C3] ? __pfx_kthread+0x10/0x10
[ 4347.208894][ C3] ret_from_fork_asm+0x1b/0x30
[ 4347.208901][ C3]
[ 4372.563226][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 790s! [kworker/u8:1:71]
[ 4372.563688][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4372.564649][ C3] irq event stamp: 12124043
[ 4372.564884][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4372.565373][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4372.565862][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4372.566348][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4372.566831][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4372.567317][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4372.567943][ C3] Workqueue: netns cleanup_net
[ 4372.568195][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4372.568528][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4372.569528][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4372.569843][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4372.570253][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4372.570668][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4372.571080][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4372.571490][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4372.571902][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4372.572363][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4372.572705][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4372.573118][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4372.573526][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4372.573933][ C3] PKRU: 55555554
[ 4372.574120][ C3] Call Trace:
[ 4372.574296][ C3]
[ 4372.574447][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4372.574716][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4372.574966][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4372.575251][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4372.575532][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4372.575827][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4372.576098][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4372.576413][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4372.576682][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4372.576998][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4372.577302][ C3]
[ 4372.577456][ C3]
[ 4372.577609][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4372.577932][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4372.578236][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4372.578538][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4372.578859][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4372.579164][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4372.579422][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4372.579701][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4372.579993][ C3] ? lock_acquire+0x1c1/0x220
[ 4372.580239][ C3] ? __mutex_lock+0x33e/0xb10
[ 4372.580493][ C3] _raw_spin_lock+0x67/0x80
[ 4372.580731][ C3] __mutex_lock+0x33e/0xb10
[ 4372.580969][ C3] ? mark_held_locks+0xa5/0xf0
[ 4372.581219][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4372.581527][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4372.581793][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4372.582134][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4372.582414][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4372.582712][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4372.583013][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4372.583309][ C3] __tcf_action_put+0x3d/0xf0
[ 4372.583556][ C3] tcf_action_destroy+0x43/0x130
[ 4372.583815][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4372.584062][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4372.584388][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4372.584683][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4372.585006][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4372.585321][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4372.585576][ C3] tcf_chain_flush+0x1e0/0x320
[ 4372.585828][ C3] __tcf_block_put+0x113/0x270
[ 4372.586079][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4372.586395][ C3] __qdisc_destroy+0xee/0x340
[ 4372.586642][ C3] dev_shutdown+0x129/0x350
[ 4372.586881][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4372.587212][ C3] ? mutex_is_locked+0x17/0x50
[ 4372.587461][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4372.587812][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4372.588141][ C3] default_device_exit_batch+0x234/0x2d0
[ 4372.588434][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4372.588755][ C3] ? ops_exit_list+0xb4/0x170
[ 4372.589002][ C3] cleanup_net+0x4f3/0xb60
[ 4372.589233][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4372.589527][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4372.589785][ C3] ? lock_acquire+0x1c1/0x220
[ 4372.590029][ C3] ? process_one_work+0x714/0x1310
[ 4372.590303][ C3] process_one_work+0x78c/0x1310
[ 4372.590562][ C3] ? hlock_class+0x4e/0x130
[ 4372.590801][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4372.591081][ C3] ? assign_work+0x16c/0x240
[ 4372.591324][ C3] worker_thread+0x73d/0x1010
[ 4372.591570][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4372.591913][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4372.592179][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4372.592446][ C3] kthread+0x28f/0x360
[ 4372.592666][ C3] ? __pfx_kthread+0x10/0x10
[ 4372.592907][ C3] ret_from_fork+0x31/0x70
[ 4372.593141][ C3] ? __pfx_kthread+0x10/0x10
[ 4372.593381][ C3] ret_from_fork_asm+0x1b/0x30
[ 4372.593637][ C3]
[ 4400.563226][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 816s! [kworker/u8:1:71]
[ 4400.563684][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4400.564648][ C3] irq event stamp: 12124043
[ 4400.564886][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4400.565377][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4400.565871][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4400.566356][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4400.566842][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4400.567330][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4400.567958][ C3] Workqueue: netns cleanup_net
[ 4400.568211][ C3] RIP: 0010:kasan_report+0x22/0xf0
[ 4400.568482][ C3] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 4400.569485][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 4400.569802][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4400.570223][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4400.570637][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4400.571047][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4400.571458][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 4400.571870][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4400.572331][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4400.572675][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4400.573089][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4400.573501][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4400.573914][ C3] PKRU: 55555554
[ 4400.574100][ C3] Call Trace:
[ 4400.574277][ C3]
[ 4400.574430][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4400.574700][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4400.574952][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4400.575240][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4400.575521][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4400.575817][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4400.576092][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4400.576406][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4400.576676][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4400.576998][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4400.577304][ C3]
[ 4400.577458][ C3]
[ 4400.577613][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4400.577936][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4400.578237][ C3] ? kasan_report+0x22/0xf0
[ 4400.578477][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4400.578775][ C3] kasan_check_range+0x39/0x1c0
[ 4400.579032][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4400.579321][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4400.579645][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4400.579951][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4400.580215][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4400.580496][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4400.580789][ C3] ? lock_acquire+0x1c1/0x220
[ 4400.581036][ C3] ? __mutex_lock+0x33e/0xb10
[ 4400.581286][ C3] _raw_spin_lock+0x67/0x80
[ 4400.581524][ C3] __mutex_lock+0x33e/0xb10
[ 4400.581763][ C3] ? mark_held_locks+0xa5/0xf0
[ 4400.582014][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4400.582324][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4400.582586][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4400.582930][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4400.583208][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4400.583507][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4400.583813][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4400.584108][ C3] __tcf_action_put+0x3d/0xf0
[ 4400.584357][ C3] tcf_action_destroy+0x43/0x130
[ 4400.584617][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4400.584864][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4400.585194][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4400.585490][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4400.585814][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4400.586128][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4400.586386][ C3] tcf_chain_flush+0x1e0/0x320
[ 4400.586637][ C3] __tcf_block_put+0x113/0x270
[ 4400.586888][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4400.587207][ C3] __qdisc_destroy+0xee/0x340
[ 4400.587456][ C3] dev_shutdown+0x129/0x350
[ 4400.587694][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4400.588025][ C3] ? mutex_is_locked+0x17/0x50
[ 4400.588278][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4400.588631][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4400.588957][ C3] default_device_exit_batch+0x234/0x2d0
[ 4400.589251][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4400.589573][ C3] ? ops_exit_list+0xb4/0x170
[ 4400.589822][ C3] cleanup_net+0x4f3/0xb60
[ 4400.590054][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4400.590352][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4400.590611][ C3] ? lock_acquire+0x1c1/0x220
[ 4400.590855][ C3] ? process_one_work+0x714/0x1310
[ 4400.591124][ C3] process_one_work+0x78c/0x1310
[ 4400.591386][ C3] ? hlock_class+0x4e/0x130
[ 4400.591626][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4400.591914][ C3] ? assign_work+0x16c/0x240
[ 4400.592158][ C3] worker_thread+0x73d/0x1010
[ 4400.592408][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4400.592752][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4400.593020][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4400.593288][ C3] kthread+0x28f/0x360
[ 4400.593501][ C3] ? __pfx_kthread+0x10/0x10
[ 4400.593743][ C3] ret_from_fork+0x31/0x70
[ 4400.593974][ C3] ? __pfx_kthread+0x10/0x10
[ 4400.594217][ C3] ret_from_fork_asm+0x1b/0x30
[ 4400.594474][ C3]
[ 4411.286229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4411.286601][ C3] rcu: 3-....: (883093 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=193165
[ 4411.287177][ C3] rcu: (t=884379 jiffies g=2723341 q=5640 ncpus=4)
[ 4411.287522][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4411.288008][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4411.288641][ C3] Workqueue: netns cleanup_net
[ 4411.288893][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 4411.289163][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 4411.290165][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 4411.290479][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 4411.290891][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4411.291303][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4411.291713][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4411.292122][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 4411.292535][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4411.292995][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4411.293338][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4411.293751][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4411.294162][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4411.294575][ C3] PKRU: 55555554
[ 4411.294761][ C3] Call Trace:
[ 4411.294935][ C3]
[ 4411.295089][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4411.295370][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4411.295631][ C3] ? check_cpu_stall+0x284/0x500
[ 4411.295891][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4411.296185][ C3] ? rcu_pending+0x92/0x360
[ 4411.296426][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4411.296707][ C3] ? update_process_times+0xb9/0x110
[ 4411.296999][ C3] ? tick_sched_handle+0x67/0x130
[ 4411.297264][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4411.297557][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4411.297806][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4411.298128][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4411.298409][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4411.298706][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4411.298979][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4411.299295][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4411.299565][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4411.299884][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4411.300193][ C3]
[ 4411.300351][ C3]
[ 4411.300505][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4411.300827][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4411.301127][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4411.301426][ C3] ? kasan_report+0xd2/0xf0
[ 4411.301665][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4411.301969][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4411.302275][ C3] kasan_check_range+0x39/0x1c0
[ 4411.302532][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4411.302822][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4411.303144][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4411.303450][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4411.303706][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4411.303987][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4411.304281][ C3] ? lock_acquire+0x1c1/0x220
[ 4411.304527][ C3] ? __mutex_lock+0x33e/0xb10
[ 4411.304776][ C3] _raw_spin_lock+0x67/0x80
[ 4411.305013][ C3] __mutex_lock+0x33e/0xb10
[ 4411.305254][ C3] ? mark_held_locks+0xa5/0xf0
[ 4411.305505][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4411.305809][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4411.306071][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4411.306415][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4411.306693][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4411.306990][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4411.307295][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4411.307589][ C3] __tcf_action_put+0x3d/0xf0
[ 4411.307840][ C3] tcf_action_destroy+0x43/0x130
[ 4411.308100][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4411.308347][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4411.308672][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4411.308969][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4411.309294][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4411.309610][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4411.309865][ C3] tcf_chain_flush+0x1e0/0x320
[ 4411.310121][ C3] __tcf_block_put+0x113/0x270
[ 4411.310374][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4411.310693][ C3] __qdisc_destroy+0xee/0x340
[ 4411.310941][ C3] dev_shutdown+0x129/0x350
[ 4411.311178][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4411.311510][ C3] ? mutex_is_locked+0x17/0x50
[ 4411.311762][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4411.312111][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4411.312438][ C3] default_device_exit_batch+0x234/0x2d0
[ 4411.312733][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4411.313054][ C3] ? ops_exit_list+0xb4/0x170
[ 4411.313299][ C3] cleanup_net+0x4f3/0xb60
[ 4411.313534][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4411.313826][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4411.314085][ C3] ? lock_acquire+0x1c1/0x220
[ 4411.314333][ C3] ? process_one_work+0x714/0x1310
[ 4411.314602][ C3] process_one_work+0x78c/0x1310
[ 4411.314863][ C3] ? hlock_class+0x4e/0x130
[ 4411.315103][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4411.315385][ C3] ? assign_work+0x16c/0x240
[ 4411.315629][ C3] worker_thread+0x73d/0x1010
[ 4411.315873][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4411.316218][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4411.316490][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4411.316755][ C3] kthread+0x28f/0x360
[ 4411.316967][ C3] ? __pfx_kthread+0x10/0x10
[ 4411.317209][ C3] ret_from_fork+0x31/0x70
[ 4411.317441][ C3] ? __pfx_kthread+0x10/0x10
[ 4411.317682][ C3] ret_from_fork_asm+0x1b/0x30
[ 4411.317937][ C3]
[ 4429.945900][ T75] kmemleak: 1224 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
[ 4436.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 849s! [kworker/u8:1:71]
[ 4436.563684][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4436.564644][ C3] irq event stamp: 12124043
[ 4436.564879][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4436.565367][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4436.565855][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4436.566340][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4436.566824][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4436.567310][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4436.567938][ C3] Workqueue: netns cleanup_net
[ 4436.568192][ C3] RIP: 0010:kasan_check_range+0xdf/0x1c0
[ 4436.568488][ C3] Code: d8 eb 0d 48 83 c0 08 48 39 d0 0f 84 b0 00 00 00 48 83 38 00 74 ed 48 8d 50 08 eb 09 48 83 c0 01 48 39 c2 74 2c 80 38 00 74 f2 <48> 89 c2 b8 01 00 00 00 48 85 d2 0f 84 4c ff ff ff 41 83 e2 07 49
[ 4436.569487][ C3] RSP: 0018:ffffc9000051f4b0 EFLAGS: 00000282
[ 4436.569802][ C3] RAX: ffffed10045e5641 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4436.570218][ C3] RDX: ffffed10045e5642 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4436.570630][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4436.571038][ C3] R10: ffff888022f2b20b R11: 205d313754202020 R12: 0000000000000003
[ 4436.571447][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4436.571858][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4436.572317][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4436.572660][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4436.573070][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4436.573482][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4436.573894][ C3] PKRU: 55555554
[ 4436.574081][ C3] Call Trace:
[ 4436.574257][ C3]
[ 4436.574409][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4436.574680][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4436.574934][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4436.575223][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4436.575504][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4436.575801][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4436.576076][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4436.576391][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4436.576660][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4436.576979][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4436.577284][ C3]
[ 4436.577438][ C3]
[ 4436.577594][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4436.577919][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4436.578217][ C3] ? kasan_check_range+0xdf/0x1c0
[ 4436.578483][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4436.578771][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4436.579094][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4436.579400][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4436.579658][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4436.579938][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4436.580237][ C3] ? lock_acquire+0x1c1/0x220
[ 4436.580484][ C3] ? __mutex_lock+0x33e/0xb10
[ 4436.580732][ C3] _raw_spin_lock+0x67/0x80
[ 4436.580970][ C3] __mutex_lock+0x33e/0xb10
[ 4436.581208][ C3] ? mark_held_locks+0xa5/0xf0
[ 4436.581457][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4436.581763][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4436.582027][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4436.582371][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4436.582647][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4436.582945][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4436.583249][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4436.583545][ C3] __tcf_action_put+0x3d/0xf0
[ 4436.583794][ C3] tcf_action_destroy+0x43/0x130
[ 4436.584053][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4436.584302][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4436.584627][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4436.584922][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4436.585246][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4436.585561][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4436.585817][ C3] tcf_chain_flush+0x1e0/0x320
[ 4436.586069][ C3] __tcf_block_put+0x113/0x270
[ 4436.586320][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4436.586637][ C3] __qdisc_destroy+0xee/0x340
[ 4436.586889][ C3] dev_shutdown+0x129/0x350
[ 4436.587127][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4436.587458][ C3] ? mutex_is_locked+0x17/0x50
[ 4436.587708][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4436.588059][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4436.588386][ C3] default_device_exit_batch+0x234/0x2d0
[ 4436.588679][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4436.589001][ C3] ? ops_exit_list+0xb4/0x170
[ 4436.589248][ C3] cleanup_net+0x4f3/0xb60
[ 4436.589483][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4436.589775][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4436.590037][ C3] ? lock_acquire+0x1c1/0x220
[ 4436.590281][ C3] ? process_one_work+0x714/0x1310
[ 4436.590550][ C3] process_one_work+0x78c/0x1310
[ 4436.590811][ C3] ? hlock_class+0x4e/0x130
[ 4436.591051][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4436.591332][ C3] ? assign_work+0x16c/0x240
[ 4436.591575][ C3] worker_thread+0x73d/0x1010
[ 4436.591822][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4436.592164][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4436.592433][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4436.592700][ C3] kthread+0x28f/0x360
[ 4436.592913][ C3] ? __pfx_kthread+0x10/0x10
[ 4436.593155][ C3] ret_from_fork+0x31/0x70
[ 4436.593388][ C3] ? __pfx_kthread+0x10/0x10
[ 4436.593628][ C3] ret_from_fork_asm+0x1b/0x30
[ 4436.593883][ C3]
[ 4445.511262][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 918309 jiffies s: 467069 root: 0x8/.
[ 4445.511923][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4445.512305][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4445.512585][ C3] NMI backtrace for cpu 3
[ 4445.512590][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4445.512594][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4445.512597][ C3] Workqueue: netns cleanup_net
[ 4445.512602][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4445.512608][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4445.512610][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4445.512613][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4445.512614][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4445.512616][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4445.512617][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4445.512619][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4445.512620][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4445.512622][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4445.512625][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4445.512627][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4445.512628][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4445.512629][ C3] PKRU: 55555554
[ 4445.512630][ C3] Call Trace:
[ 4445.512632][ C3]
[ 4445.512635][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4445.512640][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4445.512644][ C3] ? nmi_handle+0x153/0x420
[ 4445.512648][ C3] ? default_do_nmi+0x41/0x100
[ 4445.512652][ C3] ? exc_nmi+0xf3/0x120
[ 4445.512655][ C3] ? end_repeat_nmi+0xf/0x60
[ 4445.512659][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4445.512663][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4445.512666][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4445.512669][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4445.512672][ C3]
[ 4445.512673][ C3]
[ 4445.512674][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4445.512678][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4445.512682][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4445.512687][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4445.512690][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4445.512693][ C3] ? lock_acquire+0x1c1/0x220
[ 4445.512695][ C3] ? __mutex_lock+0x33e/0xb10
[ 4445.512700][ C3] _raw_spin_lock+0x67/0x80
[ 4445.512703][ C3] __mutex_lock+0x33e/0xb10
[ 4445.512707][ C3] ? mark_held_locks+0xa5/0xf0
[ 4445.512709][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4445.512714][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4445.512717][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4445.512720][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4445.512724][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4445.512728][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4445.512731][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4445.512737][ C3] __tcf_action_put+0x3d/0xf0
[ 4445.512742][ C3] tcf_action_destroy+0x43/0x130
[ 4445.512745][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4445.512748][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4445.512755][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4445.512762][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4445.512768][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4445.512772][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4445.512776][ C3] tcf_chain_flush+0x1e0/0x320
[ 4445.512780][ C3] __tcf_block_put+0x113/0x270
[ 4445.512784][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4445.512792][ C3] __qdisc_destroy+0xee/0x340
[ 4445.512796][ C3] dev_shutdown+0x129/0x350
[ 4445.512799][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4445.512804][ C3] ? mutex_is_locked+0x17/0x50
[ 4445.512807][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4445.512810][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4445.512814][ C3] default_device_exit_batch+0x234/0x2d0
[ 4445.512817][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4445.512821][ C3] ? ops_exit_list+0xb4/0x170
[ 4445.512823][ C3] cleanup_net+0x4f3/0xb60
[ 4445.512826][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4445.512829][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4445.512833][ C3] ? lock_acquire+0x1c1/0x220
[ 4445.512835][ C3] ? process_one_work+0x714/0x1310
[ 4445.512839][ C3] process_one_work+0x78c/0x1310
[ 4445.512843][ C3] ? hlock_class+0x4e/0x130
[ 4445.512847][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4445.512851][ C3] ? assign_work+0x16c/0x240
[ 4445.512854][ C3] worker_thread+0x73d/0x1010
[ 4445.512857][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4445.512861][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4445.512864][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4445.512866][ C3] kthread+0x28f/0x360
[ 4445.512868][ C3] ? __pfx_kthread+0x10/0x10
[ 4445.512871][ C3] ret_from_fork+0x31/0x70
[ 4445.512874][ C3] ? __pfx_kthread+0x10/0x10
[ 4445.512875][ C3] ret_from_fork_asm+0x1b/0x30
[ 4445.512882][ C3]
[ 4472.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 883s! [kworker/u8:1:71]
[ 4472.563683][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4472.564644][ C3] irq event stamp: 12124043
[ 4472.564877][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4472.565368][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4472.565856][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4472.566343][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4472.566826][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4472.567313][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4472.567941][ C3] Workqueue: netns cleanup_net
[ 4472.568193][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 4472.568462][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 4472.569455][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 4472.569772][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4472.570188][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4472.570596][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4472.571008][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4472.571417][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4472.571825][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4472.572284][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4472.572623][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4472.573040][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4472.573450][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4472.573859][ C3] PKRU: 55555554
[ 4472.574046][ C3] Call Trace:
[ 4472.574224][ C3]
[ 4472.574376][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4472.574646][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4472.574896][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4472.575180][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4472.575469][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4472.575766][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4472.576038][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4472.576359][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4472.576641][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4472.576960][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4472.577262][ C3]
[ 4472.577418][ C3]
[ 4472.577571][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4472.577896][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4472.578193][ C3] ? kasan_report+0x19/0xf0
[ 4472.578435][ C3] kasan_check_range+0x39/0x1c0
[ 4472.578691][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4472.578980][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4472.579302][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4472.579606][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4472.579870][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4472.580149][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4472.580441][ C3] ? lock_acquire+0x1c1/0x220
[ 4472.580687][ C3] ? __mutex_lock+0x33e/0xb10
[ 4472.580936][ C3] _raw_spin_lock+0x67/0x80
[ 4472.581172][ C3] __mutex_lock+0x33e/0xb10
[ 4472.581411][ C3] ? mark_held_locks+0xa5/0xf0
[ 4472.581660][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4472.581965][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4472.582227][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4472.582570][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4472.582845][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4472.583143][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4472.583448][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4472.583743][ C3] __tcf_action_put+0x3d/0xf0
[ 4472.583992][ C3] tcf_action_destroy+0x43/0x130
[ 4472.584252][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4472.584498][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4472.584823][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4472.585119][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4472.585444][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4472.585759][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4472.586015][ C3] tcf_chain_flush+0x1e0/0x320
[ 4472.586267][ C3] __tcf_block_put+0x113/0x270
[ 4472.586517][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4472.586835][ C3] __qdisc_destroy+0xee/0x340
[ 4472.587083][ C3] dev_shutdown+0x129/0x350
[ 4472.587321][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4472.587653][ C3] ? mutex_is_locked+0x17/0x50
[ 4472.587902][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4472.588254][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4472.588581][ C3] default_device_exit_batch+0x234/0x2d0
[ 4472.588873][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4472.589193][ C3] ? ops_exit_list+0xb4/0x170
[ 4472.589440][ C3] cleanup_net+0x4f3/0xb60
[ 4472.589672][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4472.589970][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4472.590228][ C3] ? lock_acquire+0x1c1/0x220
[ 4472.590472][ C3] ? process_one_work+0x714/0x1310
[ 4472.590740][ C3] process_one_work+0x78c/0x1310
[ 4472.591000][ C3] ? hlock_class+0x4e/0x130
[ 4472.591239][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4472.591520][ C3] ? assign_work+0x16c/0x240
[ 4472.591763][ C3] worker_thread+0x73d/0x1010
[ 4472.592009][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4472.592351][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4472.592617][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4472.592883][ C3] kthread+0x28f/0x360
[ 4472.593096][ C3] ? __pfx_kthread+0x10/0x10
[ 4472.593339][ C3] ret_from_fork+0x31/0x70
[ 4472.593571][ C3] ? __pfx_kthread+0x10/0x10
[ 4472.593811][ C3] ret_from_fork_asm+0x1b/0x30
[ 4472.594067][ C3]
[ 4489.321230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4489.321604][ C3] rcu: 3-....: (961013 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=210064
[ 4489.322178][ C3] rcu: (t=962414 jiffies g=2723341 q=5640 ncpus=4)
[ 4489.322521][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4489.323006][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4489.323639][ C3] Workqueue: netns cleanup_net
[ 4489.323899][ C3] RIP: 0010:kasan_report+0x29/0xf0
[ 4489.324170][ C3] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 4489.325173][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4489.325491][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4489.325902][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4489.326313][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4489.326723][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4489.327135][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 4489.327547][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4489.328007][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4489.328350][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4489.328764][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4489.329176][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4489.329586][ C3] PKRU: 55555554
[ 4489.329777][ C3] Call Trace:
[ 4489.329953][ C3]
[ 4489.330106][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4489.330387][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4489.330647][ C3] ? check_cpu_stall+0x284/0x500
[ 4489.330905][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4489.331200][ C3] ? rcu_pending+0x92/0x360
[ 4489.331437][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4489.331713][ C3] ? update_process_times+0xb9/0x110
[ 4489.331992][ C3] ? tick_sched_handle+0x67/0x130
[ 4489.332256][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4489.332557][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4489.332807][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4489.333130][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4489.333421][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4489.333732][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4489.334005][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4489.334319][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4489.334587][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4489.334903][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4489.335209][ C3]
[ 4489.335363][ C3]
[ 4489.335517][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4489.335839][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4489.336144][ C3] ? kasan_report+0x29/0xf0
[ 4489.336385][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4489.336679][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4489.336999][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4489.337302][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4489.337557][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4489.337838][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4489.338130][ C3] ? lock_acquire+0x1c1/0x220
[ 4489.338376][ C3] ? __mutex_lock+0x33e/0xb10
[ 4489.338624][ C3] _raw_spin_lock+0x67/0x80
[ 4489.338859][ C3] __mutex_lock+0x33e/0xb10
[ 4489.339099][ C3] ? mark_held_locks+0xa5/0xf0
[ 4489.339348][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4489.339651][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4489.339918][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4489.340262][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4489.340539][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4489.340836][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4489.341140][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4489.341434][ C3] __tcf_action_put+0x3d/0xf0
[ 4489.341684][ C3] tcf_action_destroy+0x43/0x130
[ 4489.341943][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4489.342191][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4489.342514][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4489.342811][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4489.343134][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4489.343447][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4489.343701][ C3] tcf_chain_flush+0x1e0/0x320
[ 4489.343952][ C3] __tcf_block_put+0x113/0x270
[ 4489.344203][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4489.344520][ C3] __qdisc_destroy+0xee/0x340
[ 4489.344770][ C3] dev_shutdown+0x129/0x350
[ 4489.345006][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4489.345337][ C3] ? mutex_is_locked+0x17/0x50
[ 4489.345586][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4489.345935][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4489.346262][ C3] default_device_exit_batch+0x234/0x2d0
[ 4489.346556][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4489.346876][ C3] ? ops_exit_list+0xb4/0x170
[ 4489.347120][ C3] cleanup_net+0x4f3/0xb60
[ 4489.347356][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4489.347647][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4489.347906][ C3] ? lock_acquire+0x1c1/0x220
[ 4489.348151][ C3] ? process_one_work+0x714/0x1310
[ 4489.348420][ C3] process_one_work+0x78c/0x1310
[ 4489.348679][ C3] ? hlock_class+0x4e/0x130
[ 4489.348918][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4489.349199][ C3] ? assign_work+0x16c/0x240
[ 4489.349441][ C3] worker_thread+0x73d/0x1010
[ 4489.349685][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4489.350031][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4489.350299][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4489.350565][ C3] kthread+0x28f/0x360
[ 4489.350779][ C3] ? __pfx_kthread+0x10/0x10
[ 4489.351020][ C3] ret_from_fork+0x31/0x70
[ 4489.351254][ C3] ? __pfx_kthread+0x10/0x10
[ 4489.351494][ C3] ret_from_fork_asm+0x1b/0x30
[ 4489.351750][ C3]
[ 4516.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 924s! [kworker/u8:1:71]
[ 4516.563682][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4516.564648][ C3] irq event stamp: 12124043
[ 4516.564883][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4516.565374][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4516.565867][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4516.566353][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4516.566842][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4516.567328][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4516.567958][ C3] Workqueue: netns cleanup_net
[ 4516.568210][ C3] RIP: 0010:kasan_check_range+0x1b/0x1c0
[ 4516.568510][ C3] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 85 f6 0f 84 5e 01 00 00 48 89 f8 41 54 44 0f b6 c2 48 01 f0 55 53 <72> 14 eb 26 cc cc cc 48 b8 ff ff ff ff ff ff ff fe 48 39 c7 77 23
[ 4516.569510][ C3] RSP: 0018:ffffc9000051f4b0 EFLAGS: 00000286
[ 4516.569834][ C3] RAX: ffff888022f2b20c RBX: 0000000000000047 RCX: ffffffffa8cb35b0
[ 4516.570246][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4516.570657][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4516.571069][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4516.571482][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4516.571893][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4516.572355][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4516.572695][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4516.573109][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4516.573520][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4516.573931][ C3] PKRU: 55555554
[ 4516.574119][ C3] Call Trace:
[ 4516.574295][ C3]
[ 4516.574448][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4516.574719][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4516.574972][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4516.575258][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4516.575539][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4516.575838][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4516.576111][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4516.576428][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4516.576701][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4516.577020][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4516.577324][ C3]
[ 4516.577480][ C3]
[ 4516.577634][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4516.577958][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4516.578256][ C3] ? kasan_check_range+0x1b/0x1c0
[ 4516.578521][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4516.578818][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4516.579156][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4516.579476][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4516.579739][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4516.580018][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4516.580314][ C3] ? lock_acquire+0x1c1/0x220
[ 4516.580561][ C3] ? __mutex_lock+0x33e/0xb10
[ 4516.580808][ C3] _raw_spin_lock+0x67/0x80
[ 4516.581046][ C3] __mutex_lock+0x33e/0xb10
[ 4516.581287][ C3] ? mark_held_locks+0xa5/0xf0
[ 4516.581535][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4516.581843][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4516.582106][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4516.582449][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4516.582725][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4516.583026][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4516.583331][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4516.583626][ C3] __tcf_action_put+0x3d/0xf0
[ 4516.583877][ C3] tcf_action_destroy+0x43/0x130
[ 4516.584136][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4516.584381][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4516.584706][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4516.585005][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4516.585330][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4516.585643][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4516.585899][ C3] tcf_chain_flush+0x1e0/0x320
[ 4516.586150][ C3] __tcf_block_put+0x113/0x270
[ 4516.586403][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4516.586721][ C3] __qdisc_destroy+0xee/0x340
[ 4516.586967][ C3] dev_shutdown+0x129/0x350
[ 4516.587206][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4516.587538][ C3] ? mutex_is_locked+0x17/0x50
[ 4516.587790][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4516.588140][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4516.588468][ C3] default_device_exit_batch+0x234/0x2d0
[ 4516.588761][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4516.589081][ C3] ? ops_exit_list+0xb4/0x170
[ 4516.589328][ C3] cleanup_net+0x4f3/0xb60
[ 4516.589562][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4516.589859][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4516.590120][ C3] ? lock_acquire+0x1c1/0x220
[ 4516.590367][ C3] ? process_one_work+0x714/0x1310
[ 4516.590637][ C3] process_one_work+0x78c/0x1310
[ 4516.590898][ C3] ? hlock_class+0x4e/0x130
[ 4516.591135][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4516.591419][ C3] ? assign_work+0x16c/0x240
[ 4516.591659][ C3] worker_thread+0x73d/0x1010
[ 4516.591906][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4516.592248][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4516.592515][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4516.592782][ C3] kthread+0x28f/0x360
[ 4516.592998][ C3] ? __pfx_kthread+0x10/0x10
[ 4516.593238][ C3] ret_from_fork+0x31/0x70
[ 4516.593473][ C3] ? __pfx_kthread+0x10/0x10
[ 4516.593714][ C3] ret_from_fork_asm+0x1b/0x30
[ 4516.593968][ C3]
[ 4543.815254][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1016613 jiffies s: 467069 root: 0x8/.
[ 4543.815923][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4543.816300][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4543.816583][ C3] NMI backtrace for cpu 3
[ 4543.816589][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4543.816592][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4543.816595][ C3] Workqueue: netns cleanup_net
[ 4543.816601][ C3] RIP: 0010:kasan_report+0x22/0xf0
[ 4543.816607][ C3] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 4543.816610][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4543.816613][ C3] RAX: 00000000000000fb RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4543.816614][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4543.816616][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4543.816618][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4543.816619][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 4543.816621][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4543.816622][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4543.816626][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4543.816628][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4543.816629][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4543.816630][ C3] PKRU: 55555554
[ 4543.816631][ C3] Call Trace:
[ 4543.816634][ C3]
[ 4543.816637][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4543.816642][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4543.816646][ C3] ? nmi_handle+0x153/0x420
[ 4543.816651][ C3] ? default_do_nmi+0x41/0x100
[ 4543.816655][ C3] ? exc_nmi+0xf3/0x120
[ 4543.816658][ C3] ? end_repeat_nmi+0xf/0x60
[ 4543.816662][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4543.816667][ C3] ? kasan_report+0x22/0xf0
[ 4543.816669][ C3] ? kasan_report+0x22/0xf0
[ 4543.816673][ C3] ? kasan_report+0x22/0xf0
[ 4543.816675][ C3]
[ 4543.816676][ C3]
[ 4543.816678][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4543.816682][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4543.816686][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4543.816690][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4543.816694][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4543.816700][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4543.816702][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4543.816705][ C3] ? lock_acquire+0x1c1/0x220
[ 4543.816708][ C3] ? __mutex_lock+0x33e/0xb10
[ 4543.816712][ C3] _raw_spin_lock+0x67/0x80
[ 4543.816715][ C3] __mutex_lock+0x33e/0xb10
[ 4543.816719][ C3] ? mark_held_locks+0xa5/0xf0
[ 4543.816721][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4543.816726][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4543.816729][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4543.816733][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4543.816736][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4543.816740][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4543.816743][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4543.816749][ C3] __tcf_action_put+0x3d/0xf0
[ 4543.816755][ C3] tcf_action_destroy+0x43/0x130
[ 4543.816759][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4543.816762][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4543.816769][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4543.816776][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4543.816781][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4543.816786][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4543.816790][ C3] tcf_chain_flush+0x1e0/0x320
[ 4543.816794][ C3] __tcf_block_put+0x113/0x270
[ 4543.816798][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4543.816806][ C3] __qdisc_destroy+0xee/0x340
[ 4543.816810][ C3] dev_shutdown+0x129/0x350
[ 4543.816813][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4543.816819][ C3] ? mutex_is_locked+0x17/0x50
[ 4543.816822][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4543.816825][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4543.816829][ C3] default_device_exit_batch+0x234/0x2d0
[ 4543.816832][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4543.816836][ C3] ? ops_exit_list+0xb4/0x170
[ 4543.816839][ C3] cleanup_net+0x4f3/0xb60
[ 4543.816842][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4543.816844][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4543.816848][ C3] ? lock_acquire+0x1c1/0x220
[ 4543.816850][ C3] ? process_one_work+0x714/0x1310
[ 4543.816855][ C3] process_one_work+0x78c/0x1310
[ 4543.816859][ C3] ? hlock_class+0x4e/0x130
[ 4543.816862][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4543.816866][ C3] ? assign_work+0x16c/0x240
[ 4543.816870][ C3] worker_thread+0x73d/0x1010
[ 4543.816872][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4543.816876][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4543.816879][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4543.816881][ C3] kthread+0x28f/0x360
[ 4543.816884][ C3] ? __pfx_kthread+0x10/0x10
[ 4543.816886][ C3] ret_from_fork+0x31/0x70
[ 4543.816889][ C3] ? __pfx_kthread+0x10/0x10
[ 4543.816891][ C3] ret_from_fork_asm+0x1b/0x30
[ 4543.816898][ C3]
[ 4567.355230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4567.355604][ C3] rcu: 3-....: (1038963 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=227627
[ 4567.356182][ C3] rcu: (t=1040448 jiffies g=2723341 q=5640 ncpus=4)
[ 4567.356533][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4567.357020][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4567.357651][ C3] Workqueue: netns cleanup_net
[ 4567.357905][ C3] RIP: 0010:kasan_report+0x31/0xf0
[ 4567.358177][ C3] Code: 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 <48> 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7 ff ff 41 89 c4 84 c0 0f
[ 4567.359180][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000246
[ 4567.359500][ C3] RAX: 0000000000000000 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4567.359914][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4567.360327][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4567.360742][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4567.361169][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 4567.361603][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4567.362085][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4567.362446][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4567.362879][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4567.363312][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4567.363727][ C3] PKRU: 55555554
[ 4567.363914][ C3] Call Trace:
[ 4567.364088][ C3]
[ 4567.364243][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4567.364526][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4567.364787][ C3] ? check_cpu_stall+0x284/0x500
[ 4567.365046][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4567.365342][ C3] ? rcu_pending+0x92/0x360
[ 4567.365582][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4567.365861][ C3] ? update_process_times+0xb9/0x110
[ 4567.366142][ C3] ? tick_sched_handle+0x67/0x130
[ 4567.366407][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4567.366702][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4567.366950][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4567.367273][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4567.367554][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4567.367852][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4567.368126][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4567.368443][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4567.368715][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4567.369034][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4567.369345][ C3]
[ 4567.369502][ C3]
[ 4567.369657][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4567.369981][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4567.370281][ C3] ? kasan_report+0x31/0xf0
[ 4567.370524][ C3] kasan_check_range+0x39/0x1c0
[ 4567.370781][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4567.371071][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4567.371395][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4567.371701][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4567.371960][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4567.372241][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4567.372534][ C3] ? lock_acquire+0x1c1/0x220
[ 4567.372782][ C3] ? __mutex_lock+0x33e/0xb10
[ 4567.373031][ C3] _raw_spin_lock+0x67/0x80
[ 4567.373270][ C3] __mutex_lock+0x33e/0xb10
[ 4567.373510][ C3] ? mark_held_locks+0xa5/0xf0
[ 4567.373761][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4567.374068][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4567.374332][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4567.374679][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4567.374956][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4567.375257][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4567.375561][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4567.375858][ C3] __tcf_action_put+0x3d/0xf0
[ 4567.376107][ C3] tcf_action_destroy+0x43/0x130
[ 4567.376368][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4567.376615][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4567.376941][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4567.377238][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4567.377562][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4567.377878][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4567.378136][ C3] tcf_chain_flush+0x1e0/0x320
[ 4567.378389][ C3] __tcf_block_put+0x113/0x270
[ 4567.378640][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4567.378959][ C3] __qdisc_destroy+0xee/0x340
[ 4567.379208][ C3] dev_shutdown+0x129/0x350
[ 4567.379452][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4567.379786][ C3] ? mutex_is_locked+0x17/0x50
[ 4567.380037][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4567.380392][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4567.380719][ C3] default_device_exit_batch+0x234/0x2d0
[ 4567.381013][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4567.381337][ C3] ? ops_exit_list+0xb4/0x170
[ 4567.381585][ C3] cleanup_net+0x4f3/0xb60
[ 4567.381818][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4567.382113][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4567.382372][ C3] ? lock_acquire+0x1c1/0x220
[ 4567.382617][ C3] ? process_one_work+0x714/0x1310
[ 4567.382890][ C3] process_one_work+0x78c/0x1310
[ 4567.383154][ C3] ? hlock_class+0x4e/0x130
[ 4567.383396][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4567.383678][ C3] ? assign_work+0x16c/0x240
[ 4567.383921][ C3] worker_thread+0x73d/0x1010
[ 4567.384169][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4567.384515][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4567.384783][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4567.385050][ C3] kthread+0x28f/0x360
[ 4567.385265][ C3] ? __pfx_kthread+0x10/0x10
[ 4567.385508][ C3] ret_from_fork+0x31/0x70
[ 4567.385742][ C3] ? __pfx_kthread+0x10/0x10
[ 4567.385983][ C3] ret_from_fork_asm+0x1b/0x30
[ 4567.386240][ C3]
[ 4592.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 995s! [kworker/u8:1:71]
[ 4592.563682][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4592.564647][ C3] irq event stamp: 12124043
[ 4592.564883][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4592.565373][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4592.565867][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4592.566353][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4592.566840][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4592.567328][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4592.567956][ C3] Workqueue: netns cleanup_net
[ 4592.568211][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 4592.568480][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 4592.569484][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4592.569802][ C3] RAX: 00000000000000fb RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4592.570213][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4592.570626][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4592.571036][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4592.571445][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4592.571856][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4592.572317][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4592.572659][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4592.573071][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4592.573481][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4592.573892][ C3] PKRU: 55555554
[ 4592.574077][ C3] Call Trace:
[ 4592.574255][ C3]
[ 4592.574407][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4592.574678][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4592.574928][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4592.575216][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4592.575500][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4592.575795][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4592.576069][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4592.576385][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4592.576655][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4592.576975][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4592.577281][ C3]
[ 4592.577435][ C3]
[ 4592.577589][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4592.577914][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4592.578220][ C3] ? kasan_report+0x19/0xf0
[ 4592.578461][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4592.578760][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4592.579054][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4592.579381][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4592.579688][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4592.579946][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4592.580226][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4592.580521][ C3] ? lock_acquire+0x1c1/0x220
[ 4592.580766][ C3] ? __mutex_lock+0x33e/0xb10
[ 4592.581015][ C3] _raw_spin_lock+0x67/0x80
[ 4592.581255][ C3] __mutex_lock+0x33e/0xb10
[ 4592.581493][ C3] ? mark_held_locks+0xa5/0xf0
[ 4592.581744][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4592.582051][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4592.582318][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4592.582661][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4592.582935][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4592.583237][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4592.583540][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4592.583836][ C3] __tcf_action_put+0x3d/0xf0
[ 4592.584084][ C3] tcf_action_destroy+0x43/0x130
[ 4592.584343][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4592.584590][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4592.584918][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4592.585214][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4592.585538][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4592.585853][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4592.586109][ C3] tcf_chain_flush+0x1e0/0x320
[ 4592.586362][ C3] __tcf_block_put+0x113/0x270
[ 4592.586615][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4592.586932][ C3] __qdisc_destroy+0xee/0x340
[ 4592.587182][ C3] dev_shutdown+0x129/0x350
[ 4592.587425][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4592.587773][ C3] ? mutex_is_locked+0x17/0x50
[ 4592.588035][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4592.588388][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4592.588716][ C3] default_device_exit_batch+0x234/0x2d0
[ 4592.589008][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4592.589334][ C3] ? ops_exit_list+0xb4/0x170
[ 4592.589581][ C3] cleanup_net+0x4f3/0xb60
[ 4592.589813][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4592.590109][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4592.590370][ C3] ? lock_acquire+0x1c1/0x220
[ 4592.590616][ C3] ? process_one_work+0x714/0x1310
[ 4592.590886][ C3] process_one_work+0x78c/0x1310
[ 4592.591146][ C3] ? hlock_class+0x4e/0x130
[ 4592.591385][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4592.591666][ C3] ? assign_work+0x16c/0x240
[ 4592.591910][ C3] worker_thread+0x73d/0x1010
[ 4592.592157][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4592.592501][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4592.592769][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4592.593036][ C3] kthread+0x28f/0x360
[ 4592.593249][ C3] ? __pfx_kthread+0x10/0x10
[ 4592.593492][ C3] ret_from_fork+0x31/0x70
[ 4592.593727][ C3] ? __pfx_kthread+0x10/0x10
[ 4592.593967][ C3] ret_from_fork_asm+0x1b/0x30
[ 4592.594226][ C3]
[ 4620.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1021s! [kworker/u8:1:71]
[ 4620.563682][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4620.564642][ C3] irq event stamp: 12124043
[ 4620.564876][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4620.565365][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4620.565853][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4620.566335][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4620.566820][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4620.567302][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4620.567929][ C3] Workqueue: netns cleanup_net
[ 4620.568178][ C3] RIP: 0010:kasan_report+0x22/0xf0
[ 4620.568447][ C3] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 4620.569448][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4620.569761][ C3] RAX: 00000000000000fb RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4620.570172][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4620.570583][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4620.570991][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4620.571402][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 4620.571811][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4620.572270][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4620.572611][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4620.573022][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4620.573433][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4620.573842][ C3] PKRU: 55555554
[ 4620.574029][ C3] Call Trace:
[ 4620.574203][ C3]
[ 4620.574357][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4620.574628][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4620.574879][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4620.575174][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4620.575466][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4620.575774][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4620.576058][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4620.576384][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4620.576654][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4620.576970][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4620.577275][ C3]
[ 4620.577427][ C3]
[ 4620.577583][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4620.577909][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4620.578210][ C3] ? kasan_report+0x22/0xf0
[ 4620.578450][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4620.578745][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4620.579038][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4620.579365][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4620.579667][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4620.579923][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4620.580200][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4620.580496][ C3] ? lock_acquire+0x1c1/0x220
[ 4620.580741][ C3] ? __mutex_lock+0x33e/0xb10
[ 4620.580990][ C3] _raw_spin_lock+0x67/0x80
[ 4620.581227][ C3] __mutex_lock+0x33e/0xb10
[ 4620.581466][ C3] ? mark_held_locks+0xa5/0xf0
[ 4620.581713][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4620.582018][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4620.582281][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4620.582621][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4620.582896][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4620.583196][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4620.583500][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4620.583793][ C3] __tcf_action_put+0x3d/0xf0
[ 4620.584042][ C3] tcf_action_destroy+0x43/0x130
[ 4620.584302][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4620.584545][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4620.584869][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4620.585169][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4620.585491][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4620.585802][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4620.586057][ C3] tcf_chain_flush+0x1e0/0x320
[ 4620.586309][ C3] __tcf_block_put+0x113/0x270
[ 4620.586561][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4620.586877][ C3] __qdisc_destroy+0xee/0x340
[ 4620.587122][ C3] dev_shutdown+0x129/0x350
[ 4620.587362][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4620.587693][ C3] ? mutex_is_locked+0x17/0x50
[ 4620.587945][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4620.588294][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4620.588618][ C3] default_device_exit_batch+0x234/0x2d0
[ 4620.588910][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4620.589235][ C3] ? ops_exit_list+0xb4/0x170
[ 4620.589481][ C3] cleanup_net+0x4f3/0xb60
[ 4620.589714][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4620.590005][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4620.590263][ C3] ? lock_acquire+0x1c1/0x220
[ 4620.590509][ C3] ? process_one_work+0x714/0x1310
[ 4620.590780][ C3] process_one_work+0x78c/0x1310
[ 4620.591039][ C3] ? hlock_class+0x4e/0x130
[ 4620.591275][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4620.591557][ C3] ? assign_work+0x16c/0x240
[ 4620.591796][ C3] worker_thread+0x73d/0x1010
[ 4620.592041][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4620.592382][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4620.592649][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4620.592914][ C3] kthread+0x28f/0x360
[ 4620.593130][ C3] ? __pfx_kthread+0x10/0x10
[ 4620.593369][ C3] ret_from_fork+0x31/0x70
[ 4620.593603][ C3] ? __pfx_kthread+0x10/0x10
[ 4620.593844][ C3] ret_from_fork_asm+0x1b/0x30
[ 4620.594096][ C3]
[ 4642.119270][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1114917 jiffies s: 467069 root: 0x8/.
[ 4642.119946][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4642.120325][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4642.120611][ C3] NMI backtrace for cpu 3
[ 4642.120617][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4642.120621][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4642.120623][ C3] Workqueue: netns cleanup_net
[ 4642.120630][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4642.120636][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4642.120638][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4642.120641][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4642.120643][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4642.120644][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4642.120646][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4642.120648][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4642.120649][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4642.120651][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4642.120655][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4642.120656][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4642.120657][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4642.120659][ C3] PKRU: 55555554
[ 4642.120660][ C3] Call Trace:
[ 4642.120662][ C3]
[ 4642.120665][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4642.120669][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4642.120673][ C3] ? nmi_handle+0x153/0x420
[ 4642.120678][ C3] ? default_do_nmi+0x41/0x100
[ 4642.120682][ C3] ? exc_nmi+0xf3/0x120
[ 4642.120684][ C3] ? end_repeat_nmi+0xf/0x60
[ 4642.120688][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4642.120692][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4642.120695][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4642.120698][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4642.120701][ C3]
[ 4642.120702][ C3]
[ 4642.120703][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4642.120707][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4642.120711][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4642.120717][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4642.120720][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4642.120723][ C3] ? lock_acquire+0x1c1/0x220
[ 4642.120725][ C3] ? __mutex_lock+0x33e/0xb10
[ 4642.120730][ C3] _raw_spin_lock+0x67/0x80
[ 4642.120733][ C3] __mutex_lock+0x33e/0xb10
[ 4642.120737][ C3] ? mark_held_locks+0xa5/0xf0
[ 4642.120740][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4642.120745][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4642.120747][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4642.120751][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4642.120754][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4642.120759][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4642.120762][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4642.120768][ C3] __tcf_action_put+0x3d/0xf0
[ 4642.120774][ C3] tcf_action_destroy+0x43/0x130
[ 4642.120778][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4642.120781][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4642.120788][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4642.120795][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4642.120800][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4642.120805][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4642.120809][ C3] tcf_chain_flush+0x1e0/0x320
[ 4642.120813][ C3] __tcf_block_put+0x113/0x270
[ 4642.120817][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4642.120824][ C3] __qdisc_destroy+0xee/0x340
[ 4642.120828][ C3] dev_shutdown+0x129/0x350
[ 4642.120832][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4642.120837][ C3] ? mutex_is_locked+0x17/0x50
[ 4642.120840][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4642.120844][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4642.120848][ C3] default_device_exit_batch+0x234/0x2d0
[ 4642.120851][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4642.120855][ C3] ? ops_exit_list+0xb4/0x170
[ 4642.120858][ C3] cleanup_net+0x4f3/0xb60
[ 4642.120861][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4642.120864][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4642.120867][ C3] ? lock_acquire+0x1c1/0x220
[ 4642.120869][ C3] ? process_one_work+0x714/0x1310
[ 4642.120874][ C3] process_one_work+0x78c/0x1310
[ 4642.120878][ C3] ? hlock_class+0x4e/0x130
[ 4642.120882][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4642.120886][ C3] ? assign_work+0x16c/0x240
[ 4642.120889][ C3] worker_thread+0x73d/0x1010
[ 4642.120892][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4642.120896][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4642.120899][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4642.120901][ C3] kthread+0x28f/0x360
[ 4642.120904][ C3] ? __pfx_kthread+0x10/0x10
[ 4642.120906][ C3] ret_from_fork+0x31/0x70
[ 4642.120909][ C3] ? __pfx_kthread+0x10/0x10
[ 4642.120911][ C3] ret_from_fork_asm+0x1b/0x30
[ 4642.120918][ C3]
[ 4645.390229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4645.390598][ C3] rcu: 3-....: (1116882 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=244350
[ 4645.391175][ C3] rcu: (t=1118483 jiffies g=2723341 q=5640 ncpus=4)
[ 4645.391524][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4645.392007][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4645.392637][ C3] Workqueue: netns cleanup_net
[ 4645.392891][ C3] RIP: 0010:kasan_report+0xda/0xf0
[ 4645.393161][ C3] Code: 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00
[ 4645.394156][ C3] RSP: 0018:ffffc9000051f4a0 EFLAGS: 00000282
[ 4645.394476][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4645.394886][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4645.395294][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4645.395703][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4645.396113][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4645.396523][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4645.396981][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4645.397322][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4645.397733][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4645.398143][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4645.398551][ C3] PKRU: 55555554
[ 4645.398738][ C3] Call Trace:
[ 4645.398913][ C3]
[ 4645.399074][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4645.399356][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4645.399615][ C3] ? check_cpu_stall+0x284/0x500
[ 4645.399872][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4645.400165][ C3] ? rcu_pending+0x92/0x360
[ 4645.400404][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4645.400679][ C3] ? update_process_times+0xb9/0x110
[ 4645.400955][ C3] ? tick_sched_handle+0x67/0x130
[ 4645.401218][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4645.401512][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4645.401774][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4645.402094][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4645.402377][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4645.402681][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4645.402962][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4645.403277][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4645.403544][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4645.403861][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4645.404165][ C3]
[ 4645.404319][ C3]
[ 4645.404472][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4645.404794][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4645.405099][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4645.405402][ C3] ? kasan_report+0xda/0xf0
[ 4645.405639][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4645.405931][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4645.406254][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4645.406557][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4645.406814][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4645.407092][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4645.407386][ C3] ? lock_acquire+0x1c1/0x220
[ 4645.407629][ C3] ? __mutex_lock+0x33e/0xb10
[ 4645.407877][ C3] _raw_spin_lock+0x67/0x80
[ 4645.408115][ C3] __mutex_lock+0x33e/0xb10
[ 4645.408351][ C3] ? mark_held_locks+0xa5/0xf0
[ 4645.408600][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4645.408906][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4645.409171][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4645.409511][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4645.409786][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4645.410085][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4645.410386][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4645.410683][ C3] __tcf_action_put+0x3d/0xf0
[ 4645.410930][ C3] tcf_action_destroy+0x43/0x130
[ 4645.411189][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4645.411434][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4645.411758][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4645.412055][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4645.412375][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4645.412689][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4645.412945][ C3] tcf_chain_flush+0x1e0/0x320
[ 4645.413196][ C3] __tcf_block_put+0x113/0x270
[ 4645.413448][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4645.413761][ C3] __qdisc_destroy+0xee/0x340
[ 4645.414009][ C3] dev_shutdown+0x129/0x350
[ 4645.414247][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4645.414577][ C3] ? mutex_is_locked+0x17/0x50
[ 4645.414827][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4645.415177][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4645.415503][ C3] default_device_exit_batch+0x234/0x2d0
[ 4645.415794][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4645.416115][ C3] ? ops_exit_list+0xb4/0x170
[ 4645.416360][ C3] cleanup_net+0x4f3/0xb60
[ 4645.416592][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4645.416884][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4645.417143][ C3] ? lock_acquire+0x1c1/0x220
[ 4645.417388][ C3] ? process_one_work+0x714/0x1310
[ 4645.417657][ C3] process_one_work+0x78c/0x1310
[ 4645.417916][ C3] ? hlock_class+0x4e/0x130
[ 4645.418151][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4645.418432][ C3] ? assign_work+0x16c/0x240
[ 4645.418673][ C3] worker_thread+0x73d/0x1010
[ 4645.418919][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4645.419263][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4645.419529][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4645.419794][ C3] kthread+0x28f/0x360
[ 4645.420007][ C3] ? __pfx_kthread+0x10/0x10
[ 4645.420248][ C3] ret_from_fork+0x31/0x70
[ 4645.420481][ C3] ? __pfx_kthread+0x10/0x10
[ 4645.420719][ C3] ret_from_fork_asm+0x1b/0x30
[ 4645.420977][ C3]
[ 4672.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1069s! [kworker/u8:1:71]
[ 4672.563681][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4672.564643][ C3] irq event stamp: 12124043
[ 4672.564879][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4672.565369][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4672.565864][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4672.566350][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4672.566837][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4672.567325][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4672.567952][ C3] Workqueue: netns cleanup_net
[ 4672.568205][ C3] RIP: 0010:__kasan_check_read+0x0/0x20
[ 4672.568497][ C3] Code: 48 c7 c7 b0 c2 9e a9 5b 5d 41 5c e9 9a b3 9b ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 0c 24 89 f6 31 d2 e9 af ef ff ff 66 66 2e 0f 1f
[ 4672.569499][ C3] RSP: 0018:ffffc9000051f4c8 EFLAGS: 00000206
[ 4672.569815][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4672.570227][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4672.570637][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4672.571046][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4672.571459][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4672.571870][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4672.572330][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4672.572671][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4672.573082][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4672.573495][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4672.573905][ C3] PKRU: 55555554
[ 4672.574092][ C3] Call Trace:
[ 4672.574266][ C3]
[ 4672.574420][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4672.574690][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4672.574942][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4672.575226][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4672.575507][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4672.575804][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4672.576077][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4672.576392][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4672.576662][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4672.576981][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4672.577287][ C3]
[ 4672.577441][ C3]
[ 4672.577597][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4672.577924][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4672.578239][ C3] ? __pfx___kasan_check_read+0x10/0x10
[ 4672.578541][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4672.578847][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4672.579182][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4672.579502][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4672.579767][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4672.580061][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4672.580362][ C3] ? lock_acquire+0x1c1/0x220
[ 4672.580609][ C3] ? __mutex_lock+0x33e/0xb10
[ 4672.580858][ C3] _raw_spin_lock+0x67/0x80
[ 4672.581094][ C3] __mutex_lock+0x33e/0xb10
[ 4672.581336][ C3] ? mark_held_locks+0xa5/0xf0
[ 4672.581587][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4672.581891][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4672.582153][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4672.582499][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4672.582776][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4672.583074][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4672.583381][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4672.583675][ C3] __tcf_action_put+0x3d/0xf0
[ 4672.583925][ C3] tcf_action_destroy+0x43/0x130
[ 4672.584186][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4672.584433][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4672.584759][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4672.585056][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4672.585384][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4672.585698][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4672.585953][ C3] tcf_chain_flush+0x1e0/0x320
[ 4672.586204][ C3] __tcf_block_put+0x113/0x270
[ 4672.586457][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4672.586776][ C3] __qdisc_destroy+0xee/0x340
[ 4672.587025][ C3] dev_shutdown+0x129/0x350
[ 4672.587262][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4672.587594][ C3] ? mutex_is_locked+0x17/0x50
[ 4672.587847][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4672.588197][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4672.588524][ C3] default_device_exit_batch+0x234/0x2d0
[ 4672.588821][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4672.589144][ C3] ? ops_exit_list+0xb4/0x170
[ 4672.589390][ C3] cleanup_net+0x4f3/0xb60
[ 4672.589624][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4672.589918][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4672.590176][ C3] ? lock_acquire+0x1c1/0x220
[ 4672.590425][ C3] ? process_one_work+0x714/0x1310
[ 4672.590694][ C3] process_one_work+0x78c/0x1310
[ 4672.590956][ C3] ? hlock_class+0x4e/0x130
[ 4672.591198][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4672.591481][ C3] ? assign_work+0x16c/0x240
[ 4672.591729][ C3] worker_thread+0x73d/0x1010
[ 4672.591973][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4672.592317][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4672.592586][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4672.592854][ C3] kthread+0x28f/0x360
[ 4672.593067][ C3] ? __pfx_kthread+0x10/0x10
[ 4672.593310][ C3] ret_from_fork+0x31/0x70
[ 4672.593542][ C3] ? __pfx_kthread+0x10/0x10
[ 4672.593785][ C3] ret_from_fork_asm+0x1b/0x30
[ 4672.594043][ C3]
[ 4700.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1095s! [kworker/u8:1:71]
[ 4700.563683][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4700.564648][ C3] irq event stamp: 12124043
[ 4700.564881][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4700.565375][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4700.565868][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4700.566355][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4700.566843][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4700.567329][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4700.567963][ C3] Workqueue: netns cleanup_net
[ 4700.568217][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4700.568553][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4700.569556][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4700.569872][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4700.570284][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4700.570693][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4700.571104][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4700.571519][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4700.571928][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4700.572388][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4700.572730][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4700.573142][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4700.573555][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4700.573964][ C3] PKRU: 55555554
[ 4700.574151][ C3] Call Trace:
[ 4700.574328][ C3]
[ 4700.574480][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4700.574751][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4700.575002][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4700.575286][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4700.575566][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4700.575865][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4700.576137][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4700.576455][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4700.576724][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4700.577042][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4700.577346][ C3]
[ 4700.577502][ C3]
[ 4700.577656][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4700.577982][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4700.578287][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4700.578591][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4700.578916][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4700.579221][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4700.579483][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4700.579763][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4700.580056][ C3] ? lock_acquire+0x1c1/0x220
[ 4700.580303][ C3] ? __mutex_lock+0x33e/0xb10
[ 4700.580552][ C3] _raw_spin_lock+0x67/0x80
[ 4700.580788][ C3] __mutex_lock+0x33e/0xb10
[ 4700.581029][ C3] ? mark_held_locks+0xa5/0xf0
[ 4700.581282][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4700.581587][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4700.581849][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4700.582192][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4700.582473][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4700.582770][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4700.583076][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4700.583371][ C3] __tcf_action_put+0x3d/0xf0
[ 4700.583621][ C3] tcf_action_destroy+0x43/0x130
[ 4700.583880][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4700.584127][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4700.584452][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4700.584749][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4700.585072][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4700.585386][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4700.585640][ C3] tcf_chain_flush+0x1e0/0x320
[ 4700.585891][ C3] __tcf_block_put+0x113/0x270
[ 4700.586144][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4700.586461][ C3] __qdisc_destroy+0xee/0x340
[ 4700.586709][ C3] dev_shutdown+0x129/0x350
[ 4700.586946][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4700.587278][ C3] ? mutex_is_locked+0x17/0x50
[ 4700.587530][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4700.587878][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4700.588204][ C3] default_device_exit_batch+0x234/0x2d0
[ 4700.588499][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4700.588825][ C3] ? ops_exit_list+0xb4/0x170
[ 4700.589070][ C3] cleanup_net+0x4f3/0xb60
[ 4700.589307][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4700.589598][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4700.589858][ C3] ? lock_acquire+0x1c1/0x220
[ 4700.590104][ C3] ? process_one_work+0x714/0x1310
[ 4700.590374][ C3] process_one_work+0x78c/0x1310
[ 4700.590634][ C3] ? hlock_class+0x4e/0x130
[ 4700.590873][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4700.591154][ C3] ? assign_work+0x16c/0x240
[ 4700.591398][ C3] worker_thread+0x73d/0x1010
[ 4700.591642][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4700.591987][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4700.592255][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4700.592523][ C3] kthread+0x28f/0x360
[ 4700.592737][ C3] ? __pfx_kthread+0x10/0x10
[ 4700.592980][ C3] ret_from_fork+0x31/0x70
[ 4700.593213][ C3] ? __pfx_kthread+0x10/0x10
[ 4700.593456][ C3] ret_from_fork_asm+0x1b/0x30
[ 4700.593712][ C3]
[ 4723.424230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4723.424600][ C3] rcu: 3-....: (1194827 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=262573
[ 4723.425178][ C3] rcu: (t=1196517 jiffies g=2723341 q=5640 ncpus=4)
[ 4723.425524][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4723.426012][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4723.426639][ C3] Workqueue: netns cleanup_net
[ 4723.426894][ C3] RIP: 0010:kasan_report+0xd6/0xf0
[ 4723.427164][ C3] Code: 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 <44> 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb
[ 4723.428163][ C3] RSP: 0018:ffffc9000051f498 EFLAGS: 00000282
[ 4723.428481][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 4723.428896][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4723.429309][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4723.429720][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4723.430129][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4723.430538][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4723.430998][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4723.431344][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4723.431757][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4723.432179][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4723.432593][ C3] PKRU: 55555554
[ 4723.432787][ C3] Call Trace:
[ 4723.432972][ C3]
[ 4723.433130][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4723.433422][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4723.433692][ C3] ? check_cpu_stall+0x284/0x500
[ 4723.433958][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4723.434268][ C3] ? rcu_pending+0x92/0x360
[ 4723.434513][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4723.434802][ C3] ? update_process_times+0xb9/0x110
[ 4723.435090][ C3] ? tick_sched_handle+0x67/0x130
[ 4723.435365][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4723.435667][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4723.435926][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4723.436262][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4723.436555][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4723.436863][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4723.437147][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4723.437462][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4723.437733][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4723.438050][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4723.438358][ C3]
[ 4723.438512][ C3]
[ 4723.438672][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4723.438998][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4723.439304][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4723.439610][ C3] ? kasan_report+0xd6/0xf0
[ 4723.439849][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4723.440143][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4723.440467][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4723.440771][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4723.441028][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4723.441311][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4723.441602][ C3] ? lock_acquire+0x1c1/0x220
[ 4723.441850][ C3] ? __mutex_lock+0x33e/0xb10
[ 4723.442099][ C3] _raw_spin_lock+0x67/0x80
[ 4723.442337][ C3] __mutex_lock+0x33e/0xb10
[ 4723.442577][ C3] ? mark_held_locks+0xa5/0xf0
[ 4723.442828][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4723.443132][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4723.443397][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4723.443741][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4723.444019][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4723.444319][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4723.444625][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4723.444919][ C3] __tcf_action_put+0x3d/0xf0
[ 4723.445170][ C3] tcf_action_destroy+0x43/0x130
[ 4723.445431][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4723.445679][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4723.446005][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4723.446304][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4723.446628][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4723.446943][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4723.447198][ C3] tcf_chain_flush+0x1e0/0x320
[ 4723.447449][ C3] __tcf_block_put+0x113/0x270
[ 4723.447702][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4723.448020][ C3] __qdisc_destroy+0xee/0x340
[ 4723.448268][ C3] dev_shutdown+0x129/0x350
[ 4723.448506][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4723.448842][ C3] ? mutex_is_locked+0x17/0x50
[ 4723.449093][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4723.449443][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4723.449771][ C3] default_device_exit_batch+0x234/0x2d0
[ 4723.450065][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4723.450386][ C3] ? ops_exit_list+0xb4/0x170
[ 4723.450631][ C3] cleanup_net+0x4f3/0xb60
[ 4723.450866][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4723.451157][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4723.451418][ C3] ? lock_acquire+0x1c1/0x220
[ 4723.451664][ C3] ? process_one_work+0x714/0x1310
[ 4723.451934][ C3] process_one_work+0x78c/0x1310
[ 4723.452196][ C3] ? hlock_class+0x4e/0x130
[ 4723.452437][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4723.452719][ C3] ? assign_work+0x16c/0x240
[ 4723.452962][ C3] worker_thread+0x73d/0x1010
[ 4723.453207][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4723.453553][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4723.453821][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4723.454089][ C3] kthread+0x28f/0x360
[ 4723.454303][ C3] ? __pfx_kthread+0x10/0x10
[ 4723.454546][ C3] ret_from_fork+0x31/0x70
[ 4723.454778][ C3] ? __pfx_kthread+0x10/0x10
[ 4723.455021][ C3] ret_from_fork_asm+0x1b/0x30
[ 4723.455278][ C3]
[ 4740.423256][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1213221 jiffies s: 467069 root: 0x8/.
[ 4740.423924][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4740.424301][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4740.424587][ C3] NMI backtrace for cpu 3
[ 4740.424592][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4740.424596][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4740.424598][ C3] Workqueue: netns cleanup_net
[ 4740.424604][ C3] RIP: 0010:kasan_report+0xe1/0xf0
[ 4740.424610][ C3] Code: 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e <41> 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00 90 90 90 90 90 90 90
[ 4740.424612][ C3] RSP: 0018:ffffc9000051f4a0 EFLAGS: 00000286
[ 4740.424614][ C3] RAX: 0000000000000000 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4740.424616][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4740.424618][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4740.424619][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4740.424621][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 4740.424622][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4740.424624][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4740.424627][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4740.424629][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4740.424630][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4740.424631][ C3] PKRU: 55555554
[ 4740.424632][ C3] Call Trace:
[ 4740.424634][ C3]
[ 4740.424637][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4740.424643][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4740.424646][ C3] ? nmi_handle+0x153/0x420
[ 4740.424651][ C3] ? default_do_nmi+0x41/0x100
[ 4740.424655][ C3] ? exc_nmi+0xf3/0x120
[ 4740.424658][ C3] ? end_repeat_nmi+0xf/0x60
[ 4740.424662][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4740.424667][ C3] ? kasan_report+0xe1/0xf0
[ 4740.424669][ C3] ? kasan_report+0xe1/0xf0
[ 4740.424673][ C3] ? kasan_report+0xe1/0xf0
[ 4740.424675][ C3]
[ 4740.424676][ C3]
[ 4740.424677][ C3] kasan_check_range+0x39/0x1c0
[ 4740.424682][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4740.424685][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4740.424689][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4740.424694][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4740.424699][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4740.424701][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4740.424704][ C3] ? lock_acquire+0x1c1/0x220
[ 4740.424707][ C3] ? __mutex_lock+0x33e/0xb10
[ 4740.424712][ C3] _raw_spin_lock+0x67/0x80
[ 4740.424715][ C3] __mutex_lock+0x33e/0xb10
[ 4740.424719][ C3] ? mark_held_locks+0xa5/0xf0
[ 4740.424721][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4740.424726][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4740.424729][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4740.424733][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4740.424736][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4740.424741][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4740.424744][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4740.424750][ C3] __tcf_action_put+0x3d/0xf0
[ 4740.424755][ C3] tcf_action_destroy+0x43/0x130
[ 4740.424758][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4740.424761][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4740.424768][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4740.424775][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4740.424780][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4740.424785][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4740.424789][ C3] tcf_chain_flush+0x1e0/0x320
[ 4740.424793][ C3] __tcf_block_put+0x113/0x270
[ 4740.424797][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4740.424804][ C3] __qdisc_destroy+0xee/0x340
[ 4740.424808][ C3] dev_shutdown+0x129/0x350
[ 4740.424812][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4740.424817][ C3] ? mutex_is_locked+0x17/0x50
[ 4740.424820][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4740.424823][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4740.424828][ C3] default_device_exit_batch+0x234/0x2d0
[ 4740.424830][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4740.424834][ C3] ? ops_exit_list+0xb4/0x170
[ 4740.424837][ C3] cleanup_net+0x4f3/0xb60
[ 4740.424840][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4740.424843][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4740.424846][ C3] ? lock_acquire+0x1c1/0x220
[ 4740.424848][ C3] ? process_one_work+0x714/0x1310
[ 4740.424853][ C3] process_one_work+0x78c/0x1310
[ 4740.424857][ C3] ? hlock_class+0x4e/0x130
[ 4740.424860][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4740.424864][ C3] ? assign_work+0x16c/0x240
[ 4740.424867][ C3] worker_thread+0x73d/0x1010
[ 4740.424870][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4740.424874][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4740.424877][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4740.424879][ C3] kthread+0x28f/0x360
[ 4740.424881][ C3] ? __pfx_kthread+0x10/0x10
[ 4740.424884][ C3] ret_from_fork+0x31/0x70
[ 4740.424886][ C3] ? __pfx_kthread+0x10/0x10
[ 4740.424888][ C3] ret_from_fork_asm+0x1b/0x30
[ 4740.424896][ C3]
[ 4764.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1155s! [kworker/u8:1:71]
[ 4764.563684][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4764.564651][ C3] irq event stamp: 12124043
[ 4764.564884][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4764.565379][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4764.565871][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4764.566359][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4764.566847][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4764.567332][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4764.567965][ C3] Workqueue: netns cleanup_net
[ 4764.568219][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4764.568558][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4764.569555][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4764.569871][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4764.570282][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4764.570691][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4764.571100][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4764.571512][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4764.571921][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4764.572380][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4764.572720][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4764.573130][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4764.573542][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4764.573951][ C3] PKRU: 55555554
[ 4764.574138][ C3] Call Trace:
[ 4764.574313][ C3]
[ 4764.574466][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4764.574737][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4764.574988][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4764.575273][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4764.575553][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4764.575850][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4764.576123][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4764.576438][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4764.576708][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4764.577025][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4764.577330][ C3]
[ 4764.577484][ C3]
[ 4764.577639][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4764.577964][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4764.578268][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4764.578578][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4764.578901][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4764.579204][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4764.579461][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4764.579743][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4764.580035][ C3] ? lock_acquire+0x1c1/0x220
[ 4764.580282][ C3] ? __mutex_lock+0x33e/0xb10
[ 4764.580530][ C3] _raw_spin_lock+0x67/0x80
[ 4764.580767][ C3] __mutex_lock+0x33e/0xb10
[ 4764.581007][ C3] ? mark_held_locks+0xa5/0xf0
[ 4764.581257][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4764.581562][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4764.581824][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4764.582166][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4764.582448][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4764.582746][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4764.583050][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4764.583345][ C3] __tcf_action_put+0x3d/0xf0
[ 4764.583595][ C3] tcf_action_destroy+0x43/0x130
[ 4764.583855][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4764.584102][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4764.584426][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4764.584724][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4764.585049][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4764.585361][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4764.585615][ C3] tcf_chain_flush+0x1e0/0x320
[ 4764.585867][ C3] __tcf_block_put+0x113/0x270
[ 4764.586119][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4764.586437][ C3] __qdisc_destroy+0xee/0x340
[ 4764.586684][ C3] dev_shutdown+0x129/0x350
[ 4764.586922][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4764.587254][ C3] ? mutex_is_locked+0x17/0x50
[ 4764.587505][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4764.587853][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4764.588181][ C3] default_device_exit_batch+0x234/0x2d0
[ 4764.588482][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4764.588803][ C3] ? ops_exit_list+0xb4/0x170
[ 4764.589048][ C3] cleanup_net+0x4f3/0xb60
[ 4764.589284][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4764.589575][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4764.589834][ C3] ? lock_acquire+0x1c1/0x220
[ 4764.590080][ C3] ? process_one_work+0x714/0x1310
[ 4764.590350][ C3] process_one_work+0x78c/0x1310
[ 4764.590611][ C3] ? hlock_class+0x4e/0x130
[ 4764.590850][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4764.591131][ C3] ? assign_work+0x16c/0x240
[ 4764.591375][ C3] worker_thread+0x73d/0x1010
[ 4764.591620][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4764.591966][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4764.592237][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4764.592509][ C3] kthread+0x28f/0x360
[ 4764.592730][ C3] ? __pfx_kthread+0x10/0x10
[ 4764.592976][ C3] ret_from_fork+0x31/0x70
[ 4764.593209][ C3] ? __pfx_kthread+0x10/0x10
[ 4764.593452][ C3] ret_from_fork_asm+0x1b/0x30
[ 4764.593708][ C3]
[ 4792.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1181s! [kworker/u8:1:71]
[ 4792.563682][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4792.564647][ C3] irq event stamp: 12124043
[ 4792.564883][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4792.565372][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4792.565864][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4792.566351][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4792.566836][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4792.567324][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4792.567951][ C3] Workqueue: netns cleanup_net
[ 4792.568204][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4792.568542][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4792.569538][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4792.569855][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4792.570265][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4792.570675][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4792.571084][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4792.571494][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4792.571903][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4792.572363][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4792.572705][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4792.573116][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4792.573524][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4792.573935][ C3] PKRU: 55555554
[ 4792.574122][ C3] Call Trace:
[ 4792.574299][ C3]
[ 4792.574450][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4792.574721][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4792.574972][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4792.575259][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4792.575540][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4792.575834][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4792.576107][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4792.576422][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4792.576691][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4792.577010][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4792.577315][ C3]
[ 4792.577469][ C3]
[ 4792.577624][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4792.577947][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4792.578257][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4792.578562][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4792.578882][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4792.579187][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4792.579445][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4792.579724][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4792.580018][ C3] ? lock_acquire+0x1c1/0x220
[ 4792.580262][ C3] ? __mutex_lock+0x33e/0xb10
[ 4792.580510][ C3] _raw_spin_lock+0x67/0x80
[ 4792.580749][ C3] __mutex_lock+0x33e/0xb10
[ 4792.580985][ C3] ? mark_held_locks+0xa5/0xf0
[ 4792.581235][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4792.581542][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4792.581804][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4792.582146][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4792.582426][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4792.582725][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4792.583026][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4792.583323][ C3] __tcf_action_put+0x3d/0xf0
[ 4792.583571][ C3] tcf_action_destroy+0x43/0x130
[ 4792.583830][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4792.584075][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4792.584399][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4792.584695][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4792.585015][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4792.585328][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4792.585585][ C3] tcf_chain_flush+0x1e0/0x320
[ 4792.585837][ C3] __tcf_block_put+0x113/0x270
[ 4792.586089][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4792.586403][ C3] __qdisc_destroy+0xee/0x340
[ 4792.586651][ C3] dev_shutdown+0x129/0x350
[ 4792.586890][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4792.587221][ C3] ? mutex_is_locked+0x17/0x50
[ 4792.587474][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4792.587823][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4792.588149][ C3] default_device_exit_batch+0x234/0x2d0
[ 4792.588444][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4792.588764][ C3] ? ops_exit_list+0xb4/0x170
[ 4792.589011][ C3] cleanup_net+0x4f3/0xb60
[ 4792.589244][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4792.589537][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4792.589795][ C3] ? lock_acquire+0x1c1/0x220
[ 4792.590040][ C3] ? process_one_work+0x714/0x1310
[ 4792.590309][ C3] process_one_work+0x78c/0x1310
[ 4792.590569][ C3] ? hlock_class+0x4e/0x130
[ 4792.590805][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4792.591087][ C3] ? assign_work+0x16c/0x240
[ 4792.591330][ C3] worker_thread+0x73d/0x1010
[ 4792.591576][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4792.591917][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4792.592183][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4792.592449][ C3] kthread+0x28f/0x360
[ 4792.592664][ C3] ? __pfx_kthread+0x10/0x10
[ 4792.592904][ C3] ret_from_fork+0x31/0x70
[ 4792.593138][ C3] ? __pfx_kthread+0x10/0x10
[ 4792.593387][ C3] ret_from_fork_asm+0x1b/0x30
[ 4792.593643][ C3]
[ 4801.459229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4801.459598][ C3] rcu: 3-....: (1272747 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=279442
[ 4801.460176][ C3] rcu: (t=1274552 jiffies g=2723341 q=5640 ncpus=4)
[ 4801.460524][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4801.461013][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4801.461641][ C3] Workqueue: netns cleanup_net
[ 4801.461898][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 4801.462168][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 4801.463172][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 4801.463491][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4801.463903][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4801.464315][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4801.464725][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4801.465135][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4801.465546][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4801.466010][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4801.466354][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4801.466766][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4801.467176][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4801.467586][ C3] PKRU: 55555554
[ 4801.467772][ C3] Call Trace:
[ 4801.467957][ C3]
[ 4801.468109][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4801.468400][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4801.468661][ C3] ? check_cpu_stall+0x284/0x500
[ 4801.468917][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4801.469214][ C3] ? rcu_pending+0x92/0x360
[ 4801.469452][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4801.469730][ C3] ? update_process_times+0xb9/0x110
[ 4801.470008][ C3] ? tick_sched_handle+0x67/0x130
[ 4801.470274][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4801.470565][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4801.470816][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4801.471139][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4801.471419][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4801.471718][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4801.471991][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4801.472307][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4801.472576][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4801.472896][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4801.473201][ C3]
[ 4801.473357][ C3]
[ 4801.473512][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4801.473838][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4801.474135][ C3] ? kasan_report+0x19/0xf0
[ 4801.474380][ C3] kasan_check_range+0x39/0x1c0
[ 4801.474637][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4801.474925][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4801.475248][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4801.475555][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4801.475812][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4801.476093][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4801.476386][ C3] ? lock_acquire+0x1c1/0x220
[ 4801.476633][ C3] ? __mutex_lock+0x33e/0xb10
[ 4801.476883][ C3] _raw_spin_lock+0x67/0x80
[ 4801.477119][ C3] __mutex_lock+0x33e/0xb10
[ 4801.477360][ C3] ? mark_held_locks+0xa5/0xf0
[ 4801.477611][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4801.477915][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4801.478184][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4801.478532][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4801.478808][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4801.479106][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4801.479412][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4801.479706][ C3] __tcf_action_put+0x3d/0xf0
[ 4801.479956][ C3] tcf_action_destroy+0x43/0x130
[ 4801.480215][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4801.480462][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4801.480788][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4801.481084][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4801.481407][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4801.481722][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4801.481977][ C3] tcf_chain_flush+0x1e0/0x320
[ 4801.482227][ C3] __tcf_block_put+0x113/0x270
[ 4801.482479][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4801.482797][ C3] __qdisc_destroy+0xee/0x340
[ 4801.483045][ C3] dev_shutdown+0x129/0x350
[ 4801.483282][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4801.483613][ C3] ? mutex_is_locked+0x17/0x50
[ 4801.483865][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4801.484215][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4801.484542][ C3] default_device_exit_batch+0x234/0x2d0
[ 4801.484835][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4801.485160][ C3] ? ops_exit_list+0xb4/0x170
[ 4801.485407][ C3] cleanup_net+0x4f3/0xb60
[ 4801.485640][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4801.485943][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4801.486201][ C3] ? lock_acquire+0x1c1/0x220
[ 4801.486447][ C3] ? process_one_work+0x714/0x1310
[ 4801.486714][ C3] process_one_work+0x78c/0x1310
[ 4801.486977][ C3] ? hlock_class+0x4e/0x130
[ 4801.487217][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4801.487501][ C3] ? assign_work+0x16c/0x240
[ 4801.487751][ C3] worker_thread+0x73d/0x1010
[ 4801.488003][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4801.488360][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4801.488639][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4801.488914][ C3] kthread+0x28f/0x360
[ 4801.489132][ C3] ? __pfx_kthread+0x10/0x10
[ 4801.489382][ C3] ret_from_fork+0x31/0x70
[ 4801.489622][ C3] ? __pfx_kthread+0x10/0x10
[ 4801.489870][ C3] ret_from_fork_asm+0x1b/0x30
[ 4801.490134][ C3]
[ 4828.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1214s! [kworker/u8:1:71]
[ 4828.563691][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4828.564652][ C3] irq event stamp: 12124043
[ 4828.564888][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4828.565379][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4828.565869][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4828.566356][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4828.566840][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4828.567327][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4828.567955][ C3] Workqueue: netns cleanup_net
[ 4828.568216][ C3] RIP: 0010:kasan_report+0x22/0xf0
[ 4828.568486][ C3] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 4828.569483][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 4828.569800][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 4828.570212][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4828.570625][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 4828.571039][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4828.571451][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 4828.571867][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4828.572330][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4828.572672][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4828.573089][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4828.573501][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4828.573914][ C3] PKRU: 55555554
[ 4828.574105][ C3] Call Trace:
[ 4828.574282][ C3]
[ 4828.574434][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4828.574704][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4828.574956][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4828.575241][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4828.575524][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4828.575821][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4828.576094][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4828.576410][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4828.576680][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4828.577000][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4828.577305][ C3]
[ 4828.577460][ C3]
[ 4828.577614][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4828.577940][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4828.578246][ C3] ? kasan_report+0x22/0xf0
[ 4828.578487][ C3] kasan_check_range+0x39/0x1c0
[ 4828.578743][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4828.579034][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4828.579357][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4828.579664][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4828.579921][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4828.580200][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4828.580494][ C3] ? lock_acquire+0x1c1/0x220
[ 4828.580740][ C3] ? __mutex_lock+0x33e/0xb10
[ 4828.580991][ C3] _raw_spin_lock+0x67/0x80
[ 4828.581230][ C3] __mutex_lock+0x33e/0xb10
[ 4828.581468][ C3] ? mark_held_locks+0xa5/0xf0
[ 4828.581720][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4828.582027][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4828.582295][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4828.582640][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4828.582921][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4828.583228][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4828.583540][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4828.583841][ C3] __tcf_action_put+0x3d/0xf0
[ 4828.584094][ C3] tcf_action_destroy+0x43/0x130
[ 4828.584363][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4828.584616][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4828.584951][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4828.585257][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4828.585587][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4828.585910][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4828.586177][ C3] tcf_chain_flush+0x1e0/0x320
[ 4828.586438][ C3] __tcf_block_put+0x113/0x270
[ 4828.586699][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4828.587017][ C3] __qdisc_destroy+0xee/0x340
[ 4828.587266][ C3] dev_shutdown+0x129/0x350
[ 4828.587506][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4828.587839][ C3] ? mutex_is_locked+0x17/0x50
[ 4828.588093][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4828.588447][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4828.588775][ C3] default_device_exit_batch+0x234/0x2d0
[ 4828.589068][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4828.589391][ C3] ? ops_exit_list+0xb4/0x170
[ 4828.589642][ C3] cleanup_net+0x4f3/0xb60
[ 4828.589874][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4828.590172][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4828.590433][ C3] ? lock_acquire+0x1c1/0x220
[ 4828.590678][ C3] ? process_one_work+0x714/0x1310
[ 4828.590950][ C3] process_one_work+0x78c/0x1310
[ 4828.591211][ C3] ? hlock_class+0x4e/0x130
[ 4828.591450][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4828.591732][ C3] ? assign_work+0x16c/0x240
[ 4828.591977][ C3] worker_thread+0x73d/0x1010
[ 4828.592224][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4828.592567][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4828.592836][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4828.593103][ C3] kthread+0x28f/0x360
[ 4828.593318][ C3] ? __pfx_kthread+0x10/0x10
[ 4828.593561][ C3] ret_from_fork+0x31/0x70
[ 4828.593796][ C3] ? __pfx_kthread+0x10/0x10
[ 4828.594036][ C3] ret_from_fork_asm+0x1b/0x30
[ 4828.594293][ C3]
[ 4838.727257][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1311525 jiffies s: 467069 root: 0x8/.
[ 4838.727926][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4838.728316][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4838.728601][ C3] NMI backtrace for cpu 3
[ 4838.728606][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4838.728610][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4838.728612][ C3] Workqueue: netns cleanup_net
[ 4838.728618][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4838.728624][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4838.728627][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4838.728629][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4838.728631][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4838.728632][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4838.728634][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4838.728635][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4838.728637][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4838.728639][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4838.728643][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4838.728645][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4838.728646][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4838.728647][ C3] PKRU: 55555554
[ 4838.728648][ C3] Call Trace:
[ 4838.728650][ C3]
[ 4838.728652][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4838.728657][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4838.728662][ C3] ? nmi_handle+0x153/0x420
[ 4838.728666][ C3] ? default_do_nmi+0x41/0x100
[ 4838.728670][ C3] ? exc_nmi+0xf3/0x120
[ 4838.728672][ C3] ? end_repeat_nmi+0xf/0x60
[ 4838.728676][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4838.728680][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4838.728683][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4838.728686][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4838.728690][ C3]
[ 4838.728690][ C3]
[ 4838.728691][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4838.728695][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4838.728700][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4838.728705][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4838.728708][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4838.728711][ C3] ? lock_acquire+0x1c1/0x220
[ 4838.728713][ C3] ? __mutex_lock+0x33e/0xb10
[ 4838.728717][ C3] _raw_spin_lock+0x67/0x80
[ 4838.728720][ C3] __mutex_lock+0x33e/0xb10
[ 4838.728724][ C3] ? mark_held_locks+0xa5/0xf0
[ 4838.728726][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4838.728732][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4838.728734][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4838.728738][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4838.728741][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4838.728746][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4838.728749][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4838.728755][ C3] __tcf_action_put+0x3d/0xf0
[ 4838.728761][ C3] tcf_action_destroy+0x43/0x130
[ 4838.728764][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4838.728767][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4838.728774][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4838.728781][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4838.728787][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4838.728791][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4838.728796][ C3] tcf_chain_flush+0x1e0/0x320
[ 4838.728799][ C3] __tcf_block_put+0x113/0x270
[ 4838.728803][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4838.728810][ C3] __qdisc_destroy+0xee/0x340
[ 4838.728815][ C3] dev_shutdown+0x129/0x350
[ 4838.728818][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4838.728823][ C3] ? mutex_is_locked+0x17/0x50
[ 4838.728826][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4838.728829][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4838.728834][ C3] default_device_exit_batch+0x234/0x2d0
[ 4838.728837][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4838.728840][ C3] ? ops_exit_list+0xb4/0x170
[ 4838.728843][ C3] cleanup_net+0x4f3/0xb60
[ 4838.728846][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4838.728849][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4838.728852][ C3] ? lock_acquire+0x1c1/0x220
[ 4838.728854][ C3] ? process_one_work+0x714/0x1310
[ 4838.728858][ C3] process_one_work+0x78c/0x1310
[ 4838.728863][ C3] ? hlock_class+0x4e/0x130
[ 4838.728865][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4838.728870][ C3] ? assign_work+0x16c/0x240
[ 4838.728873][ C3] worker_thread+0x73d/0x1010
[ 4838.728876][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4838.728880][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4838.728883][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4838.728885][ C3] kthread+0x28f/0x360
[ 4838.728887][ C3] ? __pfx_kthread+0x10/0x10
[ 4838.728890][ C3] ret_from_fork+0x31/0x70
[ 4838.728893][ C3] ? __pfx_kthread+0x10/0x10
[ 4838.728894][ C3] ret_from_fork_asm+0x1b/0x30
[ 4838.728902][ C3]
[ 4864.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1248s! [kworker/u8:1:71]
[ 4864.563685][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4864.564655][ C3] irq event stamp: 12124043
[ 4864.564888][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4864.565383][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4864.565873][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4864.566359][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4864.566846][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4864.567333][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4864.567970][ C3] Workqueue: netns cleanup_net
[ 4864.568223][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 4864.568495][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 4864.569496][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 4864.569813][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 4864.570224][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4864.570635][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4864.571045][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4864.571457][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4864.571868][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4864.572329][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4864.572671][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4864.573081][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4864.573496][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4864.573905][ C3] PKRU: 55555554
[ 4864.574093][ C3] Call Trace:
[ 4864.574269][ C3]
[ 4864.574432][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4864.574704][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4864.574956][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4864.575240][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4864.575520][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4864.575819][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4864.576091][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4864.576407][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4864.576678][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4864.576995][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4864.577298][ C3]
[ 4864.577453][ C3]
[ 4864.577609][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4864.577938][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4864.578242][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4864.578547][ C3] ? kasan_report+0xd2/0xf0
[ 4864.578788][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4864.579092][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4864.579390][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4864.579712][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4864.580016][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4864.580275][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4864.580555][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4864.580852][ C3] ? lock_acquire+0x1c1/0x220
[ 4864.581096][ C3] ? __mutex_lock+0x33e/0xb10
[ 4864.581345][ C3] _raw_spin_lock+0x67/0x80
[ 4864.581583][ C3] __mutex_lock+0x33e/0xb10
[ 4864.581822][ C3] ? mark_held_locks+0xa5/0xf0
[ 4864.582071][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4864.582382][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4864.582646][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4864.582990][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4864.583268][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4864.583570][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4864.583874][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4864.584172][ C3] __tcf_action_put+0x3d/0xf0
[ 4864.584425][ C3] tcf_action_destroy+0x43/0x130
[ 4864.584687][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4864.584933][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4864.585261][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4864.585562][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4864.585887][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4864.586203][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4864.586463][ C3] tcf_chain_flush+0x1e0/0x320
[ 4864.586718][ C3] __tcf_block_put+0x113/0x270
[ 4864.586972][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4864.587293][ C3] __qdisc_destroy+0xee/0x340
[ 4864.587541][ C3] dev_shutdown+0x129/0x350
[ 4864.587783][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4864.588122][ C3] ? mutex_is_locked+0x17/0x50
[ 4864.588377][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4864.588730][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4864.589058][ C3] default_device_exit_batch+0x234/0x2d0
[ 4864.589350][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4864.589672][ C3] ? ops_exit_list+0xb4/0x170
[ 4864.589920][ C3] cleanup_net+0x4f3/0xb60
[ 4864.590155][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4864.590447][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4864.590708][ C3] ? lock_acquire+0x1c1/0x220
[ 4864.590954][ C3] ? process_one_work+0x714/0x1310
[ 4864.591225][ C3] process_one_work+0x78c/0x1310
[ 4864.591487][ C3] ? hlock_class+0x4e/0x130
[ 4864.591724][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4864.592008][ C3] ? assign_work+0x16c/0x240
[ 4864.592251][ C3] worker_thread+0x73d/0x1010
[ 4864.592499][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4864.592843][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4864.593110][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4864.593377][ C3] kthread+0x28f/0x360
[ 4864.593593][ C3] ? __pfx_kthread+0x10/0x10
[ 4864.593833][ C3] ret_from_fork+0x31/0x70
[ 4864.594067][ C3] ? __pfx_kthread+0x10/0x10
[ 4864.594310][ C3] ret_from_fork_asm+0x1b/0x30
[ 4864.594564][ C3]
[ 4879.494229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4879.494599][ C3] rcu: 3-....: (1350666 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=296371
[ 4879.495177][ C3] rcu: (t=1352587 jiffies g=2723341 q=5640 ncpus=4)
[ 4879.495524][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4879.496012][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4879.496641][ C3] Workqueue: netns cleanup_net
[ 4879.496896][ C3] RIP: 0010:kasan_report+0xda/0xf0
[ 4879.497165][ C3] Code: 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00
[ 4879.498168][ C3] RSP: 0018:ffffc9000051f4a0 EFLAGS: 00000282
[ 4879.498485][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4879.498895][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4879.499304][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4879.499716][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4879.500127][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4879.500540][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4879.500999][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4879.501342][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4879.501757][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4879.502167][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4879.502575][ C3] PKRU: 55555554
[ 4879.502763][ C3] Call Trace:
[ 4879.502939][ C3]
[ 4879.503090][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4879.503370][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4879.503630][ C3] ? check_cpu_stall+0x284/0x500
[ 4879.503888][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4879.504185][ C3] ? rcu_pending+0x92/0x360
[ 4879.504421][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4879.504698][ C3] ? update_process_times+0xb9/0x110
[ 4879.504977][ C3] ? tick_sched_handle+0x67/0x130
[ 4879.505242][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4879.505535][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4879.505785][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4879.506107][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4879.506388][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4879.506686][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4879.506960][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4879.507273][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4879.507546][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4879.507871][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4879.508180][ C3]
[ 4879.508334][ C3]
[ 4879.508492][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4879.508815][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4879.509123][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4879.509430][ C3] ? kasan_report+0xda/0xf0
[ 4879.509669][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4879.509966][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4879.510290][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4879.510596][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4879.510855][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4879.511137][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4879.511434][ C3] ? lock_acquire+0x1c1/0x220
[ 4879.511682][ C3] ? __mutex_lock+0x33e/0xb10
[ 4879.511929][ C3] _raw_spin_lock+0x67/0x80
[ 4879.512170][ C3] __mutex_lock+0x33e/0xb10
[ 4879.512413][ C3] ? mark_held_locks+0xa5/0xf0
[ 4879.512664][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4879.512975][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4879.513240][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4879.513584][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4879.513863][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4879.514164][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4879.514472][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4879.514769][ C3] __tcf_action_put+0x3d/0xf0
[ 4879.515021][ C3] tcf_action_destroy+0x43/0x130
[ 4879.515285][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4879.515532][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4879.515860][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4879.516159][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4879.516483][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4879.516798][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4879.517055][ C3] tcf_chain_flush+0x1e0/0x320
[ 4879.517307][ C3] __tcf_block_put+0x113/0x270
[ 4879.517560][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4879.517884][ C3] __qdisc_destroy+0xee/0x340
[ 4879.518128][ C3] dev_shutdown+0x129/0x350
[ 4879.518369][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4879.518700][ C3] ? mutex_is_locked+0x17/0x50
[ 4879.518951][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4879.519302][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4879.519628][ C3] default_device_exit_batch+0x234/0x2d0
[ 4879.519922][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4879.520241][ C3] ? ops_exit_list+0xb4/0x170
[ 4879.520489][ C3] cleanup_net+0x4f3/0xb60
[ 4879.520722][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4879.521014][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4879.521273][ C3] ? lock_acquire+0x1c1/0x220
[ 4879.521520][ C3] ? process_one_work+0x714/0x1310
[ 4879.521790][ C3] process_one_work+0x78c/0x1310
[ 4879.522053][ C3] ? hlock_class+0x4e/0x130
[ 4879.522292][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4879.522574][ C3] ? assign_work+0x16c/0x240
[ 4879.522815][ C3] worker_thread+0x73d/0x1010
[ 4879.523063][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4879.523405][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4879.523672][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4879.523940][ C3] kthread+0x28f/0x360
[ 4879.524155][ C3] ? __pfx_kthread+0x10/0x10
[ 4879.524394][ C3] ret_from_fork+0x31/0x70
[ 4879.524629][ C3] ? __pfx_kthread+0x10/0x10
[ 4879.524871][ C3] ret_from_fork_asm+0x1b/0x30
[ 4879.525126][ C3]
[ 4904.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1285s! [kworker/u8:1:71]
[ 4904.563687][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4904.564654][ C3] irq event stamp: 12124043
[ 4904.564891][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4904.565382][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4904.565874][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4904.566362][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4904.566848][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4904.567336][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4904.567968][ C3] Workqueue: netns cleanup_net
[ 4904.568222][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4904.568555][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4904.569556][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4904.569872][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4904.570283][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4904.570694][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4904.571106][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4904.571517][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4904.571926][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4904.572387][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4904.572730][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4904.573143][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4904.573555][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4904.573965][ C3] PKRU: 55555554
[ 4904.574151][ C3] Call Trace:
[ 4904.574329][ C3]
[ 4904.574480][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4904.574750][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4904.575002][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4904.575287][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4904.575570][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4904.575866][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4904.576139][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4904.576456][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4904.576726][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4904.577045][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4904.577350][ C3]
[ 4904.577504][ C3]
[ 4904.577658][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4904.577989][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4904.578295][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4904.578599][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4904.578921][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4904.579227][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4904.579485][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4904.579764][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4904.580058][ C3] ? lock_acquire+0x1c1/0x220
[ 4904.580305][ C3] ? __mutex_lock+0x33e/0xb10
[ 4904.580554][ C3] _raw_spin_lock+0x67/0x80
[ 4904.580793][ C3] __mutex_lock+0x33e/0xb10
[ 4904.581031][ C3] ? mark_held_locks+0xa5/0xf0
[ 4904.581281][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4904.581588][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4904.581852][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4904.582196][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4904.582475][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4904.582774][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4904.583076][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4904.583374][ C3] __tcf_action_put+0x3d/0xf0
[ 4904.583621][ C3] tcf_action_destroy+0x43/0x130
[ 4904.583881][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4904.584129][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4904.584457][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4904.584751][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4904.585075][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4904.585390][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4904.585646][ C3] tcf_chain_flush+0x1e0/0x320
[ 4904.585899][ C3] __tcf_block_put+0x113/0x270
[ 4904.586150][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4904.586467][ C3] __qdisc_destroy+0xee/0x340
[ 4904.586715][ C3] dev_shutdown+0x129/0x350
[ 4904.586954][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4904.587287][ C3] ? mutex_is_locked+0x17/0x50
[ 4904.587537][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4904.587895][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4904.588222][ C3] default_device_exit_batch+0x234/0x2d0
[ 4904.588515][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4904.588837][ C3] ? ops_exit_list+0xb4/0x170
[ 4904.589084][ C3] cleanup_net+0x4f3/0xb60
[ 4904.589316][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4904.589612][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4904.589871][ C3] ? lock_acquire+0x1c1/0x220
[ 4904.590114][ C3] ? process_one_work+0x714/0x1310
[ 4904.590385][ C3] process_one_work+0x78c/0x1310
[ 4904.590645][ C3] ? hlock_class+0x4e/0x130
[ 4904.590885][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4904.591165][ C3] ? assign_work+0x16c/0x240
[ 4904.591410][ C3] worker_thread+0x73d/0x1010
[ 4904.591658][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4904.592000][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4904.592269][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4904.592537][ C3] kthread+0x28f/0x360
[ 4904.592752][ C3] ? __pfx_kthread+0x10/0x10
[ 4904.592994][ C3] ret_from_fork+0x31/0x70
[ 4904.593227][ C3] ? __pfx_kthread+0x10/0x10
[ 4904.593468][ C3] ret_from_fork_asm+0x1b/0x30
[ 4904.593724][ C3]
[ 4932.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1311s! [kworker/u8:1:71]
[ 4932.563694][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4932.564663][ C3] irq event stamp: 12124043
[ 4932.564896][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4932.565389][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4932.565880][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4932.566366][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4932.566854][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4932.567338][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4932.567973][ C3] Workqueue: netns cleanup_net
[ 4932.568226][ C3] RIP: 0010:queued_spin_lock_slowpath+0xa3/0xb90
[ 4932.568556][ C3] Code: 0f 1f 44 00 00 49 89 fd 49 89 fc 41 be 01 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 c1 ed 03 41 83 e4 07 49 01 c5 41 83 c4 03 04 00 00 00 48 89 ef e8 d0 79 e9 fd 41 0f b6 45 00 41 38 c4 7c
[ 4932.569555][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 4932.569870][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4932.570282][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4932.570691][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4932.571100][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4932.571511][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4932.571923][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4932.572384][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4932.572726][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4932.573137][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4932.573549][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4932.573959][ C3] PKRU: 55555554
[ 4932.574147][ C3] Call Trace:
[ 4932.574321][ C3]
[ 4932.574475][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4932.574746][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4932.574996][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4932.575282][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4932.575562][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4932.575862][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4932.576136][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4932.576451][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4932.576721][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4932.577038][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4932.577344][ C3]
[ 4932.577498][ C3]
[ 4932.577661][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4932.577987][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4932.578290][ C3] ? queued_spin_lock_slowpath+0xa3/0xb90
[ 4932.578590][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4932.578911][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4932.579216][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4932.579475][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4932.579753][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4932.580049][ C3] ? lock_acquire+0x1c1/0x220
[ 4932.580296][ C3] ? __mutex_lock+0x33e/0xb10
[ 4932.580543][ C3] _raw_spin_lock+0x67/0x80
[ 4932.580782][ C3] __mutex_lock+0x33e/0xb10
[ 4932.581022][ C3] ? mark_held_locks+0xa5/0xf0
[ 4932.581270][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4932.581578][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4932.581846][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4932.582188][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4932.582467][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4932.582768][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4932.583070][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4932.583366][ C3] __tcf_action_put+0x3d/0xf0
[ 4932.583616][ C3] tcf_action_destroy+0x43/0x130
[ 4932.583875][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4932.584119][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4932.584446][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4932.584744][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4932.585067][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4932.585379][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4932.585635][ C3] tcf_chain_flush+0x1e0/0x320
[ 4932.585887][ C3] __tcf_block_put+0x113/0x270
[ 4932.586138][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4932.586456][ C3] __qdisc_destroy+0xee/0x340
[ 4932.586702][ C3] dev_shutdown+0x129/0x350
[ 4932.586942][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4932.587275][ C3] ? mutex_is_locked+0x17/0x50
[ 4932.587526][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4932.587883][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4932.588210][ C3] default_device_exit_batch+0x234/0x2d0
[ 4932.588505][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4932.588824][ C3] ? ops_exit_list+0xb4/0x170
[ 4932.589072][ C3] cleanup_net+0x4f3/0xb60
[ 4932.589308][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4932.589600][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4932.589860][ C3] ? lock_acquire+0x1c1/0x220
[ 4932.590107][ C3] ? process_one_work+0x714/0x1310
[ 4932.590378][ C3] process_one_work+0x78c/0x1310
[ 4932.590639][ C3] ? hlock_class+0x4e/0x130
[ 4932.590875][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4932.591160][ C3] ? assign_work+0x16c/0x240
[ 4932.591403][ C3] worker_thread+0x73d/0x1010
[ 4932.591653][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4932.591996][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4932.592264][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4932.592531][ C3] kthread+0x28f/0x360
[ 4932.592748][ C3] ? __pfx_kthread+0x10/0x10
[ 4932.592987][ C3] ret_from_fork+0x31/0x70
[ 4932.593222][ C3] ? __pfx_kthread+0x10/0x10
[ 4932.593465][ C3] ret_from_fork_asm+0x1b/0x30
[ 4932.593720][ C3]
[ 4937.031267][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1409829 jiffies s: 467069 root: 0x8/.
[ 4937.031932][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 4937.032310][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 4937.032599][ C3] NMI backtrace for cpu 3
[ 4937.032603][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4937.032606][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4937.032609][ C3] Workqueue: netns cleanup_net
[ 4937.032613][ C3] RIP: 0010:report_enabled+0x19/0x30
[ 4937.032618][ C3] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 4937.032621][ C3] RSP: 0018:ffffc9000051f420 EFLAGS: 00000247
[ 4937.032623][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 4937.032625][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4937.032626][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4937.032627][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4937.032629][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4937.032631][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4937.032632][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4937.032636][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4937.032637][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4937.032638][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4937.032640][ C3] PKRU: 55555554
[ 4937.032640][ C3] Call Trace:
[ 4937.032642][ C3]
[ 4937.032645][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 4937.032649][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4937.032653][ C3] ? nmi_handle+0x153/0x420
[ 4937.032657][ C3] ? default_do_nmi+0x41/0x100
[ 4937.032661][ C3] ? exc_nmi+0xf3/0x120
[ 4937.032663][ C3] ? end_repeat_nmi+0xf/0x60
[ 4937.032666][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4937.032671][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4937.032674][ C3] ? report_enabled+0x19/0x30
[ 4937.032677][ C3] ? report_enabled+0x19/0x30
[ 4937.032680][ C3] ? report_enabled+0x19/0x30
[ 4937.032683][ C3]
[ 4937.032683][ C3]
[ 4937.032684][ C3] kasan_report+0x41/0xf0
[ 4937.032687][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4937.032692][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4937.032696][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4937.032699][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4937.032704][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4937.032708][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4937.032711][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4937.032714][ C3] ? lock_acquire+0x1c1/0x220
[ 4937.032716][ C3] ? __mutex_lock+0x33e/0xb10
[ 4937.032721][ C3] _raw_spin_lock+0x67/0x80
[ 4937.032723][ C3] __mutex_lock+0x33e/0xb10
[ 4937.032728][ C3] ? mark_held_locks+0xa5/0xf0
[ 4937.032730][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4937.032734][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4937.032737][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4937.032740][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4937.032744][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4937.032749][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4937.032752][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4937.032757][ C3] __tcf_action_put+0x3d/0xf0
[ 4937.032762][ C3] tcf_action_destroy+0x43/0x130
[ 4937.032766][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4937.032768][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4937.032775][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4937.032782][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4937.032787][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4937.032792][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4937.032796][ C3] tcf_chain_flush+0x1e0/0x320
[ 4937.032800][ C3] __tcf_block_put+0x113/0x270
[ 4937.032804][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4937.032811][ C3] __qdisc_destroy+0xee/0x340
[ 4937.032814][ C3] dev_shutdown+0x129/0x350
[ 4937.032818][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4937.032822][ C3] ? mutex_is_locked+0x17/0x50
[ 4937.032825][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4937.032827][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4937.032832][ C3] default_device_exit_batch+0x234/0x2d0
[ 4937.032835][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4937.032838][ C3] ? ops_exit_list+0xb4/0x170
[ 4937.032841][ C3] cleanup_net+0x4f3/0xb60
[ 4937.032844][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4937.032846][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4937.032849][ C3] ? lock_acquire+0x1c1/0x220
[ 4937.032852][ C3] ? process_one_work+0x714/0x1310
[ 4937.032856][ C3] process_one_work+0x78c/0x1310
[ 4937.032860][ C3] ? hlock_class+0x4e/0x130
[ 4937.032863][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4937.032867][ C3] ? assign_work+0x16c/0x240
[ 4937.032870][ C3] worker_thread+0x73d/0x1010
[ 4937.032873][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4937.032877][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4937.032880][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4937.032882][ C3] kthread+0x28f/0x360
[ 4937.032884][ C3] ? __pfx_kthread+0x10/0x10
[ 4937.032887][ C3] ret_from_fork+0x31/0x70
[ 4937.032889][ C3] ? __pfx_kthread+0x10/0x10
[ 4937.032891][ C3] ret_from_fork_asm+0x1b/0x30
[ 4937.032898][ C3]
[ 4957.529229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4957.529608][ C3] rcu: 3-....: (1428586 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=314585
[ 4957.530189][ C3] rcu: (t=1430622 jiffies g=2723341 q=5640 ncpus=4)
[ 4957.530537][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4957.531023][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4957.531655][ C3] Workqueue: netns cleanup_net
[ 4957.531911][ C3] RIP: 0010:__kasan_check_read+0x0/0x20
[ 4957.532199][ C3] Code: 48 c7 c7 b0 c2 9e a9 5b 5d 41 5c e9 9a b3 9b ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 0c 24 89 f6 31 d2 e9 af ef ff ff 66 66 2e 0f 1f
[ 4957.533199][ C3] RSP: 0018:ffffc9000051f4c8 EFLAGS: 00000206
[ 4957.533516][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4957.533926][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4957.534339][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4957.534751][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 4957.535162][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 4957.535576][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4957.536037][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4957.536382][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4957.536795][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4957.537206][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4957.537620][ C3] PKRU: 55555554
[ 4957.537808][ C3] Call Trace:
[ 4957.537985][ C3]
[ 4957.538136][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4957.538419][ C3] ? print_cpu_stall+0x263/0x6a0
[ 4957.538678][ C3] ? check_cpu_stall+0x284/0x500
[ 4957.538937][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 4957.539234][ C3] ? rcu_pending+0x92/0x360
[ 4957.539469][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4957.539749][ C3] ? update_process_times+0xb9/0x110
[ 4957.540026][ C3] ? tick_sched_handle+0x67/0x130
[ 4957.540291][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4957.540583][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4957.540833][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4957.541157][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4957.541436][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4957.541735][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4957.542010][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4957.542323][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4957.542594][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4957.542910][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4957.543218][ C3]
[ 4957.543371][ C3]
[ 4957.543528][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4957.543853][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4957.544159][ C3] ? __pfx___kasan_check_read+0x10/0x10
[ 4957.544449][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 4957.544738][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4957.545063][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4957.545367][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4957.545622][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4957.545903][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4957.546194][ C3] ? lock_acquire+0x1c1/0x220
[ 4957.546440][ C3] ? __mutex_lock+0x33e/0xb10
[ 4957.546688][ C3] _raw_spin_lock+0x67/0x80
[ 4957.546923][ C3] __mutex_lock+0x33e/0xb10
[ 4957.547163][ C3] ? mark_held_locks+0xa5/0xf0
[ 4957.547413][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4957.547720][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4957.547983][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4957.548331][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4957.548609][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4957.548908][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4957.549213][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4957.549508][ C3] __tcf_action_put+0x3d/0xf0
[ 4957.549758][ C3] tcf_action_destroy+0x43/0x130
[ 4957.550019][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4957.550267][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4957.550592][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4957.550889][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4957.551216][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4957.551531][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4957.551787][ C3] tcf_chain_flush+0x1e0/0x320
[ 4957.552038][ C3] __tcf_block_put+0x113/0x270
[ 4957.552291][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4957.552610][ C3] __qdisc_destroy+0xee/0x340
[ 4957.552860][ C3] dev_shutdown+0x129/0x350
[ 4957.553099][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4957.553430][ C3] ? mutex_is_locked+0x17/0x50
[ 4957.553683][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4957.554032][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4957.554358][ C3] default_device_exit_batch+0x234/0x2d0
[ 4957.554654][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4957.554976][ C3] ? ops_exit_list+0xb4/0x170
[ 4957.555222][ C3] cleanup_net+0x4f3/0xb60
[ 4957.555461][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4957.555753][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4957.556012][ C3] ? lock_acquire+0x1c1/0x220
[ 4957.556260][ C3] ? process_one_work+0x714/0x1310
[ 4957.556530][ C3] process_one_work+0x78c/0x1310
[ 4957.556791][ C3] ? hlock_class+0x4e/0x130
[ 4957.557031][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4957.557312][ C3] ? assign_work+0x16c/0x240
[ 4957.557560][ C3] worker_thread+0x73d/0x1010
[ 4957.557805][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4957.558151][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4957.558420][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4957.558688][ C3] kthread+0x28f/0x360
[ 4957.558903][ C3] ? __pfx_kthread+0x10/0x10
[ 4957.559145][ C3] ret_from_fork+0x31/0x70
[ 4957.559378][ C3] ? __pfx_kthread+0x10/0x10
[ 4957.559621][ C3] ret_from_fork_asm+0x1b/0x30
[ 4957.559876][ C3]
[ 4984.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1360s! [kworker/u8:1:71]
[ 4984.563682][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 4984.564642][ C3] irq event stamp: 12124043
[ 4984.564882][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 4984.565372][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 4984.565864][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 4984.566351][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 4984.566842][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4984.567333][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4984.567962][ C3] Workqueue: netns cleanup_net
[ 4984.568215][ C3] RIP: 0010:kasan_report+0xda/0xf0
[ 4984.568486][ C3] Code: 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00
[ 4984.569484][ C3] RSP: 0018:ffffc9000051f4a0 EFLAGS: 00000282
[ 4984.569799][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 4984.570210][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 4984.570619][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 4984.571027][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 4984.571437][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 4984.571847][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 4984.572306][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4984.572646][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 4984.573057][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4984.573468][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4984.573878][ C3] PKRU: 55555554
[ 4984.574064][ C3] Call Trace:
[ 4984.574245][ C3]
[ 4984.574400][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4984.574669][ C3] ? __run_hrtimer+0x1c0/0x710
[ 4984.574920][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4984.575211][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 4984.575492][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4984.575789][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 4984.576062][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4984.576379][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 4984.576650][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4984.576968][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4984.577271][ C3]
[ 4984.577432][ C3]
[ 4984.577586][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4984.577910][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4984.578216][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4984.578519][ C3] ? kasan_report+0xda/0xf0
[ 4984.578759][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4984.579052][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4984.579376][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 4984.579684][ C3] do_raw_spin_lock+0x1ec/0x270
[ 4984.579942][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4984.580223][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4984.580516][ C3] ? lock_acquire+0x1c1/0x220
[ 4984.580762][ C3] ? __mutex_lock+0x33e/0xb10
[ 4984.581012][ C3] _raw_spin_lock+0x67/0x80
[ 4984.581250][ C3] __mutex_lock+0x33e/0xb10
[ 4984.581490][ C3] ? mark_held_locks+0xa5/0xf0
[ 4984.581743][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4984.582050][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 4984.582317][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4984.582660][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 4984.582936][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4984.583236][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4984.583541][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 4984.583837][ C3] __tcf_action_put+0x3d/0xf0
[ 4984.584086][ C3] tcf_action_destroy+0x43/0x130
[ 4984.584346][ C3] tcf_exts_destroy+0x3c/0xb0
[ 4984.584594][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 4984.584921][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 4984.585217][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 4984.585541][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4984.585855][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 4984.586113][ C3] tcf_chain_flush+0x1e0/0x320
[ 4984.586364][ C3] __tcf_block_put+0x113/0x270
[ 4984.586615][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 4984.586933][ C3] __qdisc_destroy+0xee/0x340
[ 4984.587182][ C3] dev_shutdown+0x129/0x350
[ 4984.587425][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4984.587756][ C3] ? mutex_is_locked+0x17/0x50
[ 4984.588007][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4984.588360][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4984.588686][ C3] default_device_exit_batch+0x234/0x2d0
[ 4984.588980][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 4984.589303][ C3] ? ops_exit_list+0xb4/0x170
[ 4984.589549][ C3] cleanup_net+0x4f3/0xb60
[ 4984.589781][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4984.590075][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 4984.590335][ C3] ? lock_acquire+0x1c1/0x220
[ 4984.590580][ C3] ? process_one_work+0x714/0x1310
[ 4984.590849][ C3] process_one_work+0x78c/0x1310
[ 4984.591113][ C3] ? hlock_class+0x4e/0x130
[ 4984.591355][ C3] ? __pfx_process_one_work+0x10/0x10
[ 4984.591635][ C3] ? assign_work+0x16c/0x240
[ 4984.591879][ C3] worker_thread+0x73d/0x1010
[ 4984.592125][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4984.592469][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4984.592736][ C3] ? __pfx_worker_thread+0x10/0x10
[ 4984.593004][ C3] kthread+0x28f/0x360
[ 4984.593218][ C3] ? __pfx_kthread+0x10/0x10
[ 4984.593461][ C3] ret_from_fork+0x31/0x70
[ 4984.593692][ C3] ? __pfx_kthread+0x10/0x10
[ 4984.593935][ C3] ret_from_fork_asm+0x1b/0x30
[ 4984.594191][ C3]
[ 5012.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1386s! [kworker/u8:1:71]
[ 5012.563693][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5012.564657][ C3] irq event stamp: 12124043
[ 5012.564894][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5012.565382][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5012.565874][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5012.566357][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5012.566844][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5012.567335][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5012.567964][ C3] Workqueue: netns cleanup_net
[ 5012.568214][ C3] RIP: 0010:kasan_report+0xda/0xf0
[ 5012.568484][ C3] Code: 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00
[ 5012.569483][ C3] RSP: 0018:ffffc9000051f480 EFLAGS: 00000286
[ 5012.569798][ C3] RAX: 0000000000000000 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 5012.570211][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5012.570622][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5012.571033][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 5012.571442][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 5012.571859][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5012.572319][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5012.572662][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5012.573075][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5012.573487][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5012.573901][ C3] PKRU: 55555554
[ 5012.574088][ C3] Call Trace:
[ 5012.574264][ C3]
[ 5012.574417][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5012.574688][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5012.574937][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5012.575227][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5012.575507][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5012.575805][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5012.576079][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5012.576394][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5012.576664][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5012.576984][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5012.577295][ C3]
[ 5012.577449][ C3]
[ 5012.577606][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5012.577931][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5012.578233][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5012.578534][ C3] ? kasan_report+0xda/0xf0
[ 5012.578775][ C3] kasan_check_range+0x39/0x1c0
[ 5012.579032][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5012.579323][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5012.579647][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5012.579954][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5012.580213][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5012.580493][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5012.580788][ C3] ? lock_acquire+0x1c1/0x220
[ 5012.581035][ C3] ? __mutex_lock+0x33e/0xb10
[ 5012.581286][ C3] _raw_spin_lock+0x67/0x80
[ 5012.581524][ C3] __mutex_lock+0x33e/0xb10
[ 5012.581763][ C3] ? mark_held_locks+0xa5/0xf0
[ 5012.582015][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5012.582324][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5012.582588][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5012.582931][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5012.583210][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5012.583511][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5012.583816][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5012.584114][ C3] __tcf_action_put+0x3d/0xf0
[ 5012.584363][ C3] tcf_action_destroy+0x43/0x130
[ 5012.584623][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5012.584872][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5012.585203][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5012.585500][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5012.585825][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5012.586141][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5012.586399][ C3] tcf_chain_flush+0x1e0/0x320
[ 5012.586654][ C3] __tcf_block_put+0x113/0x270
[ 5012.586906][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5012.587228][ C3] __qdisc_destroy+0xee/0x340
[ 5012.587478][ C3] dev_shutdown+0x129/0x350
[ 5012.587718][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5012.588050][ C3] ? mutex_is_locked+0x17/0x50
[ 5012.588301][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5012.588654][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5012.588983][ C3] default_device_exit_batch+0x234/0x2d0
[ 5012.589276][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5012.589599][ C3] ? ops_exit_list+0xb4/0x170
[ 5012.589849][ C3] cleanup_net+0x4f3/0xb60
[ 5012.590082][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5012.590377][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5012.590637][ C3] ? lock_acquire+0x1c1/0x220
[ 5012.590881][ C3] ? process_one_work+0x714/0x1310
[ 5012.591151][ C3] process_one_work+0x78c/0x1310
[ 5012.591413][ C3] ? hlock_class+0x4e/0x130
[ 5012.591655][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5012.591937][ C3] ? assign_work+0x16c/0x240
[ 5012.592182][ C3] worker_thread+0x73d/0x1010
[ 5012.592429][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5012.592772][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5012.593042][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5012.593310][ C3] kthread+0x28f/0x360
[ 5012.593525][ C3] ? __pfx_kthread+0x10/0x10
[ 5012.593768][ C3] ret_from_fork+0x31/0x70
[ 5012.594005][ C3] ? __pfx_kthread+0x10/0x10
[ 5012.594248][ C3] ret_from_fork_asm+0x1b/0x30
[ 5012.594504][ C3]
[ 5035.335267][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1508133 jiffies s: 467069 root: 0x8/.
[ 5035.336165][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 5035.336689][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 5035.337114][ C3] NMI backtrace for cpu 3
[ 5035.337119][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5035.337123][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5035.337125][ C3] Workqueue: netns cleanup_net
[ 5035.337131][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 5035.337136][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 5035.337139][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 5035.337141][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 5035.337143][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5035.337144][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5035.337146][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 5035.337147][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 5035.337149][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5035.337151][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5035.337155][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5035.337156][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5035.337158][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5035.337159][ C3] PKRU: 55555554
[ 5035.337160][ C3] Call Trace:
[ 5035.337162][ C3]
[ 5035.337164][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 5035.337170][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 5035.337173][ C3] ? nmi_handle+0x153/0x420
[ 5035.337178][ C3] ? default_do_nmi+0x41/0x100
[ 5035.337182][ C3] ? exc_nmi+0xf3/0x120
[ 5035.337184][ C3] ? end_repeat_nmi+0xf/0x60
[ 5035.337187][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5035.337192][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5035.337195][ C3] ? kasan_report+0xd2/0xf0
[ 5035.337198][ C3] ? kasan_report+0xd2/0xf0
[ 5035.337202][ C3] ? kasan_report+0xd2/0xf0
[ 5035.337204][ C3]
[ 5035.337205][ C3]
[ 5035.337209][ C3] kasan_check_range+0x39/0x1c0
[ 5035.337214][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5035.337217][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5035.337221][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5035.337226][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5035.337232][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5035.337234][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5035.337238][ C3] ? lock_acquire+0x1c1/0x220
[ 5035.337240][ C3] ? __mutex_lock+0x33e/0xb10
[ 5035.337245][ C3] _raw_spin_lock+0x67/0x80
[ 5035.337248][ C3] __mutex_lock+0x33e/0xb10
[ 5035.337252][ C3] ? mark_held_locks+0xa5/0xf0
[ 5035.337255][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5035.337260][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5035.337263][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5035.337266][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5035.337270][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5035.337274][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5035.337277][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5035.337283][ C3] __tcf_action_put+0x3d/0xf0
[ 5035.337288][ C3] tcf_action_destroy+0x43/0x130
[ 5035.337292][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5035.337295][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5035.337301][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5035.337308][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5035.337314][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5035.337318][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5035.337322][ C3] tcf_chain_flush+0x1e0/0x320
[ 5035.337326][ C3] __tcf_block_put+0x113/0x270
[ 5035.337330][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5035.337338][ C3] __qdisc_destroy+0xee/0x340
[ 5035.337341][ C3] dev_shutdown+0x129/0x350
[ 5035.337345][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5035.337351][ C3] ? mutex_is_locked+0x17/0x50
[ 5035.337354][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5035.337357][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5035.337361][ C3] default_device_exit_batch+0x234/0x2d0
[ 5035.337364][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5035.337367][ C3] ? ops_exit_list+0xb4/0x170
[ 5035.337370][ C3] cleanup_net+0x4f3/0xb60
[ 5035.337374][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5035.337376][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5035.337379][ C3] ? lock_acquire+0x1c1/0x220
[ 5035.337381][ C3] ? process_one_work+0x714/0x1310
[ 5035.337386][ C3] process_one_work+0x78c/0x1310
[ 5035.337390][ C3] ? hlock_class+0x4e/0x130
[ 5035.337394][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5035.337398][ C3] ? assign_work+0x16c/0x240
[ 5035.337401][ C3] worker_thread+0x73d/0x1010
[ 5035.337404][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5035.337408][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5035.337411][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5035.337413][ C3] kthread+0x28f/0x360
[ 5035.337415][ C3] ? __pfx_kthread+0x10/0x10
[ 5035.337418][ C3] ret_from_fork+0x31/0x70
[ 5035.337420][ C3] ? __pfx_kthread+0x10/0x10
[ 5035.337422][ C3] ret_from_fork_asm+0x1b/0x30
[ 5035.337429][ C3]
[ 5035.563229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 5035.563599][ C3] rcu: 3-....: (1506504 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=332137
[ 5035.564179][ C3] rcu: (t=1508656 jiffies g=2723341 q=5640 ncpus=4)
[ 5035.564524][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5035.565007][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5035.565640][ C3] Workqueue: netns cleanup_net
[ 5035.565896][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5035.566231][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5035.567234][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5035.567552][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5035.567963][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5035.568373][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5035.568785][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5035.569197][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5035.569608][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5035.570070][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5035.570411][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5035.570825][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5035.571236][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5035.571646][ C3] PKRU: 55555554
[ 5035.571834][ C3] Call Trace:
[ 5035.572010][ C3]
[ 5035.572162][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 5035.572443][ C3] ? print_cpu_stall+0x263/0x6a0
[ 5035.572704][ C3] ? check_cpu_stall+0x284/0x500
[ 5035.572963][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 5035.573258][ C3] ? rcu_pending+0x92/0x360
[ 5035.573496][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 5035.573773][ C3] ? update_process_times+0xb9/0x110
[ 5035.574051][ C3] ? tick_sched_handle+0x67/0x130
[ 5035.574316][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 5035.574610][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5035.574861][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 5035.575182][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5035.575463][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5035.575759][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5035.576032][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5035.576348][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5035.576617][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5035.576936][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5035.577248][ C3]
[ 5035.577403][ C3]
[ 5035.577559][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5035.577885][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5035.578191][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5035.578498][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5035.578821][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5035.579128][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5035.579391][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5035.579672][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5035.579968][ C3] ? lock_acquire+0x1c1/0x220
[ 5035.580211][ C3] ? __mutex_lock+0x33e/0xb10
[ 5035.580459][ C3] _raw_spin_lock+0x67/0x80
[ 5035.580699][ C3] __mutex_lock+0x33e/0xb10
[ 5035.580935][ C3] ? mark_held_locks+0xa5/0xf0
[ 5035.581186][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5035.581493][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5035.581758][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5035.582101][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5035.582378][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5035.582680][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5035.582984][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5035.583281][ C3] __tcf_action_put+0x3d/0xf0
[ 5035.583531][ C3] tcf_action_destroy+0x43/0x130
[ 5035.583791][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5035.584037][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5035.584364][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5035.584661][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5035.584984][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5035.585306][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5035.585564][ C3] tcf_chain_flush+0x1e0/0x320
[ 5035.585816][ C3] __tcf_block_put+0x113/0x270
[ 5035.586070][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5035.586386][ C3] __qdisc_destroy+0xee/0x340
[ 5035.586634][ C3] dev_shutdown+0x129/0x350
[ 5035.586874][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5035.587214][ C3] ? mutex_is_locked+0x17/0x50
[ 5035.587466][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5035.587818][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5035.588145][ C3] default_device_exit_batch+0x234/0x2d0
[ 5035.588438][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5035.588761][ C3] ? ops_exit_list+0xb4/0x170
[ 5035.589009][ C3] cleanup_net+0x4f3/0xb60
[ 5035.589242][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5035.589538][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5035.589797][ C3] ? lock_acquire+0x1c1/0x220
[ 5035.590043][ C3] ? process_one_work+0x714/0x1310
[ 5035.590313][ C3] process_one_work+0x78c/0x1310
[ 5035.590576][ C3] ? hlock_class+0x4e/0x130
[ 5035.590814][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5035.591095][ C3] ? assign_work+0x16c/0x240
[ 5035.591341][ C3] worker_thread+0x73d/0x1010
[ 5035.591589][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5035.591933][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5035.592201][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5035.592469][ C3] kthread+0x28f/0x360
[ 5035.592685][ C3] ? __pfx_kthread+0x10/0x10
[ 5035.592927][ C3] ret_from_fork+0x31/0x70
[ 5035.593161][ C3] ? __pfx_kthread+0x10/0x10
[ 5035.593402][ C3] ret_from_fork_asm+0x1b/0x30
[ 5035.593659][ C3]
[ 5060.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1431s! [kworker/u8:1:71]
[ 5060.563700][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5060.564673][ C3] irq event stamp: 12124043
[ 5060.564908][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5060.565407][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5060.565900][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5060.566391][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5060.566880][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5060.567375][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5060.568006][ C3] Workqueue: netns cleanup_net
[ 5060.568261][ C3] RIP: 0010:kasan_check_range+0x161/0x1c0
[ 5060.568564][ C3] Code: 2c 48 89 c2 48 85 c0 75 b0 48 89 da 4c 89 d8 4c 29 da e9 49 ff ff ff 48 85 d2 74 b3 48 01 ea eb 09 48 83 c0 01 48 39 d0 74 a5 <80> 38 00 74 f2 e9 74 ff ff ff b8 01 00 00 00 c3 cc cc cc cc 48 29
[ 5060.569564][ C3] RSP: 0018:ffffc9000051f4b0 EFLAGS: 00000286
[ 5060.569882][ C3] RAX: ffffed10045e5641 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 5060.570293][ C3] RDX: ffffed10045e5642 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5060.570705][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 5060.571115][ C3] R10: ffff888022f2b20b R11: 205d313754202020 R12: 0000000000000003
[ 5060.571528][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5060.571939][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5060.572403][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5060.572746][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5060.573158][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5060.573571][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5060.573981][ C3] PKRU: 55555554
[ 5060.574169][ C3] Call Trace:
[ 5060.574344][ C3]
[ 5060.574501][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5060.574772][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5060.575023][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5060.575309][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5060.575589][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5060.575887][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5060.576161][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5060.576483][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5060.576754][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5060.577076][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5060.577380][ C3]
[ 5060.577536][ C3]
[ 5060.577693][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5060.578020][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5060.578319][ C3] ? kasan_check_range+0x161/0x1c0
[ 5060.578588][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5060.578882][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5060.579203][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5060.579510][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5060.579769][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5060.580049][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5060.580349][ C3] ? lock_acquire+0x1c1/0x220
[ 5060.580597][ C3] ? __mutex_lock+0x33e/0xb10
[ 5060.580847][ C3] _raw_spin_lock+0x67/0x80
[ 5060.581087][ C3] __mutex_lock+0x33e/0xb10
[ 5060.581327][ C3] ? mark_held_locks+0xa5/0xf0
[ 5060.581579][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5060.581888][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5060.582153][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5060.582497][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5060.582774][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5060.583076][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5060.583380][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5060.583681][ C3] __tcf_action_put+0x3d/0xf0
[ 5060.583931][ C3] tcf_action_destroy+0x43/0x130
[ 5060.584192][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5060.584440][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5060.584770][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5060.585069][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5060.585394][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5060.585710][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5060.585966][ C3] tcf_chain_flush+0x1e0/0x320
[ 5060.586220][ C3] __tcf_block_put+0x113/0x270
[ 5060.586474][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5060.586792][ C3] __qdisc_destroy+0xee/0x340
[ 5060.587044][ C3] dev_shutdown+0x129/0x350
[ 5060.587285][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5060.587616][ C3] ? mutex_is_locked+0x17/0x50
[ 5060.587869][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5060.588220][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5060.588549][ C3] default_device_exit_batch+0x234/0x2d0
[ 5060.588844][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5060.589167][ C3] ? ops_exit_list+0xb4/0x170
[ 5060.589416][ C3] cleanup_net+0x4f3/0xb60
[ 5060.589651][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5060.589946][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5060.590208][ C3] ? lock_acquire+0x1c1/0x220
[ 5060.590456][ C3] ? process_one_work+0x714/0x1310
[ 5060.590727][ C3] process_one_work+0x78c/0x1310
[ 5060.590989][ C3] ? hlock_class+0x4e/0x130
[ 5060.591228][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5060.591512][ C3] ? assign_work+0x16c/0x240
[ 5060.591756][ C3] worker_thread+0x73d/0x1010
[ 5060.592004][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5060.592349][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5060.592618][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5060.592886][ C3] kthread+0x28f/0x360
[ 5060.593102][ C3] ? __pfx_kthread+0x10/0x10
[ 5060.593352][ C3] ret_from_fork+0x31/0x70
[ 5060.593588][ C3] ? __pfx_kthread+0x10/0x10
[ 5060.593830][ C3] ret_from_fork_asm+0x1b/0x30
[ 5060.594086][ C3]
[ 5088.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1457s! [kworker/u8:1:71]
[ 5088.563695][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5088.564665][ C3] irq event stamp: 12124043
[ 5088.564903][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5088.565397][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5088.565896][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5088.566389][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5088.566882][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5088.567374][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5088.568004][ C3] Workqueue: netns cleanup_net
[ 5088.568259][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5088.568596][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5088.569602][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5088.569921][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5088.570335][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5088.570751][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5088.571165][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5088.571576][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5088.571991][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5088.572459][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5088.572804][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5088.573226][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5088.573638][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5088.574050][ C3] PKRU: 55555554
[ 5088.574237][ C3] Call Trace:
[ 5088.574416][ C3]
[ 5088.574568][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5088.574840][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5088.575092][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5088.575379][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5088.575662][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5088.575959][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5088.576238][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5088.576554][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5088.576829][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5088.577149][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5088.577457][ C3]
[ 5088.577612][ C3]
[ 5088.577768][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5088.578092][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5088.578401][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5088.578706][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5088.579028][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5088.579335][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5088.579592][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5088.579874][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5088.580170][ C3] ? lock_acquire+0x1c1/0x220
[ 5088.580415][ C3] ? __mutex_lock+0x33e/0xb10
[ 5088.580664][ C3] _raw_spin_lock+0x67/0x80
[ 5088.580904][ C3] __mutex_lock+0x33e/0xb10
[ 5088.581142][ C3] ? mark_held_locks+0xa5/0xf0
[ 5088.581395][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5088.581702][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5088.581966][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5088.582313][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5088.582590][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5088.582892][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5088.583195][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5088.583495][ C3] __tcf_action_put+0x3d/0xf0
[ 5088.583743][ C3] tcf_action_destroy+0x43/0x130
[ 5088.584004][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5088.584251][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5088.584578][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5088.584876][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5088.585200][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5088.585517][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5088.585773][ C3] tcf_chain_flush+0x1e0/0x320
[ 5088.586026][ C3] __tcf_block_put+0x113/0x270
[ 5088.586278][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5088.586594][ C3] __qdisc_destroy+0xee/0x340
[ 5088.586849][ C3] dev_shutdown+0x129/0x350
[ 5088.587089][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5088.587422][ C3] ? mutex_is_locked+0x17/0x50
[ 5088.587674][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5088.588025][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5088.588354][ C3] default_device_exit_batch+0x234/0x2d0
[ 5088.588646][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5088.588970][ C3] ? ops_exit_list+0xb4/0x170
[ 5088.589217][ C3] cleanup_net+0x4f3/0xb60
[ 5088.589450][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5088.589744][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5088.590005][ C3] ? lock_acquire+0x1c1/0x220
[ 5088.590251][ C3] ? process_one_work+0x714/0x1310
[ 5088.590521][ C3] process_one_work+0x78c/0x1310
[ 5088.590782][ C3] ? hlock_class+0x4e/0x130
[ 5088.591020][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5088.591303][ C3] ? assign_work+0x16c/0x240
[ 5088.591546][ C3] worker_thread+0x73d/0x1010
[ 5088.591792][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5088.592135][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5088.592404][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5088.592671][ C3] kthread+0x28f/0x360
[ 5088.592885][ C3] ? __pfx_kthread+0x10/0x10
[ 5088.593126][ C3] ret_from_fork+0x31/0x70
[ 5088.593360][ C3] ? __pfx_kthread+0x10/0x10
[ 5088.593598][ C3] ret_from_fork_asm+0x1b/0x30
[ 5088.593854][ C3]
[ 5113.597229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 5113.597600][ C3] rcu: 3-....: (1584448 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=349829
[ 5113.598180][ C3] rcu: (t=1586690 jiffies g=2723341 q=5640 ncpus=4)
[ 5113.598527][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5113.599014][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5113.599643][ C3] Workqueue: netns cleanup_net
[ 5113.599898][ C3] RIP: 0010:kasan_report+0x16/0xf0
[ 5113.600166][ C3] Code: 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 <0f> 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f
[ 5113.601164][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 5113.601482][ C3] RAX: 00000000000000fb RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5113.601891][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5113.602302][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5113.602711][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5113.603120][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5113.603532][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5113.603991][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5113.604338][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5113.604750][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5113.605159][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5113.605570][ C3] PKRU: 55555554
[ 5113.605756][ C3] Call Trace:
[ 5113.605933][ C3]
[ 5113.606084][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 5113.606367][ C3] ? print_cpu_stall+0x263/0x6a0
[ 5113.606626][ C3] ? check_cpu_stall+0x284/0x500
[ 5113.606887][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 5113.607183][ C3] ? rcu_pending+0x92/0x360
[ 5113.607421][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 5113.607702][ C3] ? update_process_times+0xb9/0x110
[ 5113.607988][ C3] ? tick_sched_handle+0x67/0x130
[ 5113.608254][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 5113.608550][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5113.608803][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 5113.609129][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5113.609414][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5113.609716][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5113.609991][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5113.610309][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5113.610581][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5113.610902][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5113.611209][ C3]
[ 5113.611365][ C3]
[ 5113.611521][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5113.611850][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5113.612156][ C3] ? kasan_report+0x16/0xf0
[ 5113.612400][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5113.612705][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 5113.613001][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5113.613328][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5113.613636][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5113.613893][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5113.614178][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5113.614472][ C3] ? lock_acquire+0x1c1/0x220
[ 5113.614721][ C3] ? __mutex_lock+0x33e/0xb10
[ 5113.614973][ C3] _raw_spin_lock+0x67/0x80
[ 5113.615213][ C3] __mutex_lock+0x33e/0xb10
[ 5113.615458][ C3] ? mark_held_locks+0xa5/0xf0
[ 5113.615710][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5113.616017][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5113.616283][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5113.616630][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5113.616915][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5113.617214][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5113.617522][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5113.617820][ C3] __tcf_action_put+0x3d/0xf0
[ 5113.618072][ C3] tcf_action_destroy+0x43/0x130
[ 5113.618334][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5113.618588][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5113.618917][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5113.619216][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5113.619545][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5113.619864][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5113.620122][ C3] tcf_chain_flush+0x1e0/0x320
[ 5113.620376][ C3] __tcf_block_put+0x113/0x270
[ 5113.620633][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5113.620955][ C3] __qdisc_destroy+0xee/0x340
[ 5113.621205][ C3] dev_shutdown+0x129/0x350
[ 5113.621445][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5113.621780][ C3] ? mutex_is_locked+0x17/0x50
[ 5113.622033][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5113.622386][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5113.622717][ C3] default_device_exit_batch+0x234/0x2d0
[ 5113.623015][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5113.623341][ C3] ? ops_exit_list+0xb4/0x170
[ 5113.623590][ C3] cleanup_net+0x4f3/0xb60
[ 5113.623827][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5113.624127][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5113.624390][ C3] ? lock_acquire+0x1c1/0x220
[ 5113.624638][ C3] ? process_one_work+0x714/0x1310
[ 5113.624909][ C3] process_one_work+0x78c/0x1310
[ 5113.625172][ C3] ? hlock_class+0x4e/0x130
[ 5113.625416][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5113.625702][ C3] ? assign_work+0x16c/0x240
[ 5113.625949][ C3] worker_thread+0x73d/0x1010
[ 5113.626196][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5113.626545][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5113.626819][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5113.627091][ C3] kthread+0x28f/0x360
[ 5113.627305][ C3] ? __pfx_kthread+0x10/0x10
[ 5113.627549][ C3] ret_from_fork+0x31/0x70
[ 5113.627783][ C3] ? __pfx_kthread+0x10/0x10
[ 5113.628026][ C3] ret_from_fork_asm+0x1b/0x30
[ 5113.628285][ C3]
[ 5133.639247][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1606437 jiffies s: 467069 root: 0x8/.
[ 5133.639908][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 5133.640291][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 5133.640578][ C3] NMI backtrace for cpu 3
[ 5133.640583][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5133.640588][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5133.640590][ C3] Workqueue: netns cleanup_net
[ 5133.640597][ C3] RIP: 0010:kasan_report+0x0/0xf0
[ 5133.640604][ C3] Code: e8 f5 fd ff ff 48 83 c4 68 5b 5d 41 5c c3 cc cc cc cc 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <66> 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24
[ 5133.640606][ C3] RSP: 0018:ffffc9000051f4a8 EFLAGS: 00000213
[ 5133.640609][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 5133.640611][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5133.640612][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 5133.640614][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5133.640616][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5133.640617][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5133.640620][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5133.640623][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5133.640625][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5133.640626][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5133.640628][ C3] PKRU: 55555554
[ 5133.640629][ C3] Call Trace:
[ 5133.640632][ C3]
[ 5133.640636][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 5133.640641][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 5133.640645][ C3] ? nmi_handle+0x153/0x420
[ 5133.640650][ C3] ? default_do_nmi+0x41/0x100
[ 5133.640654][ C3] ? exc_nmi+0xf3/0x120
[ 5133.640657][ C3] ? end_repeat_nmi+0xf/0x60
[ 5133.640661][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5133.640666][ C3] ? __pfx_kasan_report+0x10/0x10
[ 5133.640670][ C3] ? __pfx_kasan_report+0x10/0x10
[ 5133.640673][ C3] ? __pfx_kasan_report+0x10/0x10
[ 5133.640676][ C3]
[ 5133.640677][ C3]
[ 5133.640677][ C3] kasan_check_range+0x39/0x1c0
[ 5133.640682][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5133.640686][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5133.640690][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5133.640695][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5133.640701][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5133.640703][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5133.640707][ C3] ? lock_acquire+0x1c1/0x220
[ 5133.640709][ C3] ? __mutex_lock+0x33e/0xb10
[ 5133.640714][ C3] _raw_spin_lock+0x67/0x80
[ 5133.640717][ C3] __mutex_lock+0x33e/0xb10
[ 5133.640722][ C3] ? mark_held_locks+0xa5/0xf0
[ 5133.640724][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5133.640730][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5133.640733][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5133.640736][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5133.640740][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5133.640745][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5133.640748][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5133.640755][ C3] __tcf_action_put+0x3d/0xf0
[ 5133.640761][ C3] tcf_action_destroy+0x43/0x130
[ 5133.640765][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5133.640768][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5133.640776][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5133.640783][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5133.640789][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5133.640793][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5133.640798][ C3] tcf_chain_flush+0x1e0/0x320
[ 5133.640801][ C3] __tcf_block_put+0x113/0x270
[ 5133.640806][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5133.640813][ C3] __qdisc_destroy+0xee/0x340
[ 5133.640818][ C3] dev_shutdown+0x129/0x350
[ 5133.640821][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5133.640827][ C3] ? mutex_is_locked+0x17/0x50
[ 5133.640830][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5133.640833][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5133.640838][ C3] default_device_exit_batch+0x234/0x2d0
[ 5133.640841][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5133.640845][ C3] ? ops_exit_list+0xb4/0x170
[ 5133.640848][ C3] cleanup_net+0x4f3/0xb60
[ 5133.640851][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5133.640854][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5133.640858][ C3] ? lock_acquire+0x1c1/0x220
[ 5133.640860][ C3] ? process_one_work+0x714/0x1310
[ 5133.640864][ C3] process_one_work+0x78c/0x1310
[ 5133.640869][ C3] ? hlock_class+0x4e/0x130
[ 5133.640872][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5133.640876][ C3] ? assign_work+0x16c/0x240
[ 5133.640879][ C3] worker_thread+0x73d/0x1010
[ 5133.640882][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5133.640886][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5133.640889][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5133.640891][ C3] kthread+0x28f/0x360
[ 5133.640894][ C3] ? __pfx_kthread+0x10/0x10
[ 5133.640897][ C3] ret_from_fork+0x31/0x70
[ 5133.640900][ C3] ? __pfx_kthread+0x10/0x10
[ 5133.640902][ C3] ret_from_fork_asm+0x1b/0x30
[ 5133.640910][ C3]
[ 5160.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1524s! [kworker/u8:1:71]
[ 5160.563696][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5160.564679][ C3] irq event stamp: 12124043
[ 5160.564919][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5160.565411][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5160.565906][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5160.566399][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5160.566897][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5160.567402][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5160.568036][ C3] Workqueue: netns cleanup_net
[ 5160.568289][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5160.568624][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5160.569626][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5160.569943][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5160.570355][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5160.570768][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5160.571180][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5160.571592][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5160.572010][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5160.572479][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5160.572826][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5160.573247][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5160.573657][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5160.574063][ C3] PKRU: 55555554
[ 5160.574250][ C3] Call Trace:
[ 5160.574427][ C3]
[ 5160.574578][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5160.574854][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5160.575110][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5160.575394][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5160.575676][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5160.575977][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5160.576255][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5160.576576][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5160.576846][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5160.577171][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5160.577480][ C3]
[ 5160.577636][ C3]
[ 5160.577790][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5160.578114][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5160.578424][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5160.578733][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5160.579056][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5160.579362][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5160.579620][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5160.579899][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5160.580191][ C3] ? lock_acquire+0x1c1/0x220
[ 5160.580436][ C3] ? __mutex_lock+0x33e/0xb10
[ 5160.580691][ C3] _raw_spin_lock+0x67/0x80
[ 5160.580930][ C3] __mutex_lock+0x33e/0xb10
[ 5160.581168][ C3] ? mark_held_locks+0xa5/0xf0
[ 5160.581419][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5160.581723][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5160.581987][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5160.582331][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5160.582612][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5160.582910][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5160.583213][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5160.583509][ C3] __tcf_action_put+0x3d/0xf0
[ 5160.583755][ C3] tcf_action_destroy+0x43/0x130
[ 5160.584015][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5160.584262][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5160.584588][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5160.584885][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5160.585208][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5160.585522][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5160.585778][ C3] tcf_chain_flush+0x1e0/0x320
[ 5160.586030][ C3] __tcf_block_put+0x113/0x270
[ 5160.586281][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5160.586605][ C3] __qdisc_destroy+0xee/0x340
[ 5160.586852][ C3] dev_shutdown+0x129/0x350
[ 5160.587090][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5160.587427][ C3] ? mutex_is_locked+0x17/0x50
[ 5160.587676][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5160.588027][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5160.588359][ C3] default_device_exit_batch+0x234/0x2d0
[ 5160.588660][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5160.588980][ C3] ? ops_exit_list+0xb4/0x170
[ 5160.589232][ C3] cleanup_net+0x4f3/0xb60
[ 5160.589467][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5160.589773][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5160.590041][ C3] ? lock_acquire+0x1c1/0x220
[ 5160.590286][ C3] ? process_one_work+0x714/0x1310
[ 5160.590559][ C3] process_one_work+0x78c/0x1310
[ 5160.590826][ C3] ? hlock_class+0x4e/0x130
[ 5160.591073][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5160.591357][ C3] ? assign_work+0x16c/0x240
[ 5160.591602][ C3] worker_thread+0x73d/0x1010
[ 5160.591851][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5160.592203][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5160.592478][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5160.592747][ C3] kthread+0x28f/0x360
[ 5160.592960][ C3] ? __pfx_kthread+0x10/0x10
[ 5160.593203][ C3] ret_from_fork+0x31/0x70
[ 5160.593444][ C3] ? __pfx_kthread+0x10/0x10
[ 5160.593693][ C3] ret_from_fork_asm+0x1b/0x30
[ 5160.593952][ C3]
[ 5188.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1550s! [kworker/u8:1:71]
[ 5188.563695][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5188.564665][ C3] irq event stamp: 12124043
[ 5188.564901][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5188.565402][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5188.565898][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5188.566388][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5188.566873][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5188.567362][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5188.567989][ C3] Workqueue: netns cleanup_net
[ 5188.568246][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5188.568584][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5188.569592][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5188.569912][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5188.570328][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5188.570745][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5188.571158][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5188.571573][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5188.571988][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5188.572453][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5188.572800][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5188.573216][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5188.573631][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5188.574050][ C3] PKRU: 55555554
[ 5188.574238][ C3] Call Trace:
[ 5188.574419][ C3]
[ 5188.574579][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5188.574857][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5188.575111][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5188.575398][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5188.575683][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5188.575984][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5188.576259][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5188.576582][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5188.576854][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5188.577173][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5188.577480][ C3]
[ 5188.577637][ C3]
[ 5188.577794][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5188.578121][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5188.578426][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5188.578734][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5188.579058][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5188.579366][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5188.579625][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5188.579911][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5188.580206][ C3] ? lock_acquire+0x1c1/0x220
[ 5188.580455][ C3] ? __mutex_lock+0x33e/0xb10
[ 5188.580706][ C3] _raw_spin_lock+0x67/0x80
[ 5188.580944][ C3] __mutex_lock+0x33e/0xb10
[ 5188.581186][ C3] ? mark_held_locks+0xa5/0xf0
[ 5188.581440][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5188.581746][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5188.582013][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5188.582361][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5188.582640][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5188.582941][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5188.583251][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5188.583547][ C3] __tcf_action_put+0x3d/0xf0
[ 5188.583801][ C3] tcf_action_destroy+0x43/0x130
[ 5188.584062][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5188.584311][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5188.584639][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5188.584938][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5188.585265][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5188.585582][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5188.585840][ C3] tcf_chain_flush+0x1e0/0x320
[ 5188.586093][ C3] __tcf_block_put+0x113/0x270
[ 5188.586354][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5188.586677][ C3] __qdisc_destroy+0xee/0x340
[ 5188.586927][ C3] dev_shutdown+0x129/0x350
[ 5188.587167][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5188.587501][ C3] ? mutex_is_locked+0x17/0x50
[ 5188.587755][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5188.588108][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5188.588438][ C3] default_device_exit_batch+0x234/0x2d0
[ 5188.588735][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5188.589061][ C3] ? ops_exit_list+0xb4/0x170
[ 5188.589309][ C3] cleanup_net+0x4f3/0xb60
[ 5188.589546][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5188.589840][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5188.590105][ C3] ? lock_acquire+0x1c1/0x220
[ 5188.590353][ C3] ? process_one_work+0x714/0x1310
[ 5188.590626][ C3] process_one_work+0x78c/0x1310
[ 5188.590889][ C3] ? hlock_class+0x4e/0x130
[ 5188.591130][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5188.591416][ C3] ? assign_work+0x16c/0x240
[ 5188.591661][ C3] worker_thread+0x73d/0x1010
[ 5188.591907][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5188.592256][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5188.592527][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5188.592796][ C3] kthread+0x28f/0x360
[ 5188.593012][ C3] ? __pfx_kthread+0x10/0x10
[ 5188.593257][ C3] ret_from_fork+0x31/0x70
[ 5188.593492][ C3] ? __pfx_kthread+0x10/0x10
[ 5188.593736][ C3] ret_from_fork_asm+0x1b/0x30
[ 5188.593995][ C3]
[ 5191.632229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 5191.632600][ C3] rcu: 3-....: (1662368 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=367130
[ 5191.633183][ C3] rcu: (t=1664725 jiffies g=2723341 q=5640 ncpus=4)
[ 5191.633530][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5191.634018][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5191.634648][ C3] Workqueue: netns cleanup_net
[ 5191.634903][ C3] RIP: 0010:report_enabled+0x19/0x30
[ 5191.635181][ C3] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 5191.636180][ C3] RSP: 0018:ffffc9000051f400 EFLAGS: 00000247
[ 5191.636509][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 5191.636922][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5191.637334][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5191.637748][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5191.638158][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 5191.638571][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5191.639033][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5191.639380][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5191.639794][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5191.640206][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5191.640618][ C3] PKRU: 55555554
[ 5191.640804][ C3] Call Trace:
[ 5191.640982][ C3]
[ 5191.641133][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 5191.641418][ C3] ? print_cpu_stall+0x263/0x6a0
[ 5191.641678][ C3] ? check_cpu_stall+0x284/0x500
[ 5191.641936][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 5191.642232][ C3] ? rcu_pending+0x92/0x360
[ 5191.642471][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 5191.642750][ C3] ? update_process_times+0xb9/0x110
[ 5191.643028][ C3] ? tick_sched_handle+0x67/0x130
[ 5191.643293][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 5191.643585][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5191.643836][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 5191.644160][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5191.644441][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5191.644740][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5191.645014][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5191.645330][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5191.645602][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5191.645921][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5191.646227][ C3]
[ 5191.646387][ C3]
[ 5191.646543][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5191.646865][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5191.647165][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5191.647466][ C3] ? report_enabled+0x19/0x30
[ 5191.647713][ C3] kasan_report+0x41/0xf0
[ 5191.647943][ C3] kasan_check_range+0x39/0x1c0
[ 5191.648202][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5191.648492][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5191.648814][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5191.649122][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5191.649380][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5191.649660][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5191.649953][ C3] ? lock_acquire+0x1c1/0x220
[ 5191.650200][ C3] ? __mutex_lock+0x33e/0xb10
[ 5191.650451][ C3] _raw_spin_lock+0x67/0x80
[ 5191.650692][ C3] __mutex_lock+0x33e/0xb10
[ 5191.650932][ C3] ? mark_held_locks+0xa5/0xf0
[ 5191.651183][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5191.651492][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5191.651757][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5191.652101][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5191.652378][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5191.652676][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5191.652982][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5191.653279][ C3] __tcf_action_put+0x3d/0xf0
[ 5191.653527][ C3] tcf_action_destroy+0x43/0x130
[ 5191.653787][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5191.654035][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5191.654362][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5191.654659][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5191.654983][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5191.655299][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5191.655556][ C3] tcf_chain_flush+0x1e0/0x320
[ 5191.655806][ C3] __tcf_block_put+0x113/0x270
[ 5191.656057][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5191.656379][ C3] __qdisc_destroy+0xee/0x340
[ 5191.656626][ C3] dev_shutdown+0x129/0x350
[ 5191.656864][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5191.657196][ C3] ? mutex_is_locked+0x17/0x50
[ 5191.657448][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5191.657800][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5191.658126][ C3] default_device_exit_batch+0x234/0x2d0
[ 5191.658420][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5191.658743][ C3] ? ops_exit_list+0xb4/0x170
[ 5191.658990][ C3] cleanup_net+0x4f3/0xb60
[ 5191.659222][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5191.659516][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5191.659774][ C3] ? lock_acquire+0x1c1/0x220
[ 5191.660019][ C3] ? process_one_work+0x714/0x1310
[ 5191.660289][ C3] process_one_work+0x78c/0x1310
[ 5191.660551][ C3] ? hlock_class+0x4e/0x130
[ 5191.660791][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5191.661072][ C3] ? assign_work+0x16c/0x240
[ 5191.661317][ C3] worker_thread+0x73d/0x1010
[ 5191.661564][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5191.661907][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5191.662176][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5191.662444][ C3] kthread+0x28f/0x360
[ 5191.662658][ C3] ? __pfx_kthread+0x10/0x10
[ 5191.662902][ C3] ret_from_fork+0x31/0x70
[ 5191.663137][ C3] ? __pfx_kthread+0x10/0x10
[ 5191.663383][ C3] ret_from_fork_asm+0x1b/0x30
[ 5191.663643][ C3]
[ 5216.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1576s! [kworker/u8:1:71]
[ 5216.563694][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5216.564665][ C3] irq event stamp: 12124043
[ 5216.564899][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5216.565393][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5216.565883][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5216.566375][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5216.566862][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5216.567349][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5216.567980][ C3] Workqueue: netns cleanup_net
[ 5216.568234][ C3] RIP: 0010:report_enabled+0x19/0x30
[ 5216.568514][ C3] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 5216.569519][ C3] RSP: 0018:ffffc9000051f400 EFLAGS: 00000247
[ 5216.569839][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 5216.570258][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5216.570677][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5216.571091][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5216.571505][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 5216.571916][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5216.572380][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5216.572725][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5216.573144][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5216.573558][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5216.573973][ C3] PKRU: 55555554
[ 5216.574161][ C3] Call Trace:
[ 5216.574340][ C3]
[ 5216.574493][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5216.574764][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5216.575017][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5216.575305][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5216.575589][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5216.575888][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5216.576167][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5216.576486][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5216.576757][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5216.577078][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5216.577385][ C3]
[ 5216.577542][ C3]
[ 5216.577697][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5216.578023][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5216.578323][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5216.578625][ C3] ? report_enabled+0x19/0x30
[ 5216.578874][ C3] kasan_report+0x41/0xf0
[ 5216.579104][ C3] kasan_check_range+0x39/0x1c0
[ 5216.579362][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5216.579651][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5216.579977][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5216.580286][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5216.580546][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5216.580827][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5216.581122][ C3] ? lock_acquire+0x1c1/0x220
[ 5216.581370][ C3] ? __mutex_lock+0x33e/0xb10
[ 5216.581619][ C3] _raw_spin_lock+0x67/0x80
[ 5216.581857][ C3] __mutex_lock+0x33e/0xb10
[ 5216.582096][ C3] ? mark_held_locks+0xa5/0xf0
[ 5216.582348][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5216.582655][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5216.582920][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5216.583265][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5216.583542][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5216.583843][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5216.584150][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5216.584447][ C3] __tcf_action_put+0x3d/0xf0
[ 5216.584697][ C3] tcf_action_destroy+0x43/0x130
[ 5216.584958][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5216.585205][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5216.585533][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5216.585837][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5216.586169][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5216.586487][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5216.586745][ C3] tcf_chain_flush+0x1e0/0x320
[ 5216.587000][ C3] __tcf_block_put+0x113/0x270
[ 5216.587253][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5216.587572][ C3] __qdisc_destroy+0xee/0x340
[ 5216.587823][ C3] dev_shutdown+0x129/0x350
[ 5216.588065][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5216.588403][ C3] ? mutex_is_locked+0x17/0x50
[ 5216.588654][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5216.589009][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5216.589339][ C3] default_device_exit_batch+0x234/0x2d0
[ 5216.589634][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5216.589958][ C3] ? ops_exit_list+0xb4/0x170
[ 5216.590207][ C3] cleanup_net+0x4f3/0xb60
[ 5216.590441][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5216.590740][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5216.591003][ C3] ? lock_acquire+0x1c1/0x220
[ 5216.591249][ C3] ? process_one_work+0x714/0x1310
[ 5216.591522][ C3] process_one_work+0x78c/0x1310
[ 5216.591784][ C3] ? hlock_class+0x4e/0x130
[ 5216.592026][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5216.592309][ C3] ? assign_work+0x16c/0x240
[ 5216.592555][ C3] worker_thread+0x73d/0x1010
[ 5216.592803][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5216.593149][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5216.593419][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5216.593688][ C3] kthread+0x28f/0x360
[ 5216.593903][ C3] ? __pfx_kthread+0x10/0x10
[ 5216.594149][ C3] ret_from_fork+0x31/0x70
[ 5216.594385][ C3] ? __pfx_kthread+0x10/0x10
[ 5216.594627][ C3] ret_from_fork_asm+0x1b/0x30
[ 5216.594883][ C3]
[ 5231.943269][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1704741 jiffies s: 467069 root: 0x8/.
[ 5231.944264][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 5231.944810][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 5231.945228][ C3] NMI backtrace for cpu 3
[ 5231.945235][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5231.945239][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5231.945243][ C3] Workqueue: netns cleanup_net
[ 5231.945248][ C3] RIP: 0010:report_enabled+0x19/0x30
[ 5231.945254][ C3] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 5231.945257][ C3] RSP: 0018:ffffc9000051f420 EFLAGS: 00000247
[ 5231.945259][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 5231.945261][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5231.945263][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5231.945264][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5231.945266][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 5231.945267][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5231.945269][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5231.945273][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5231.945275][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5231.945276][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5231.945277][ C3] PKRU: 55555554
[ 5231.945278][ C3] Call Trace:
[ 5231.945280][ C3]
[ 5231.945286][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 5231.945291][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 5231.945295][ C3] ? nmi_handle+0x153/0x420
[ 5231.945300][ C3] ? default_do_nmi+0x41/0x100
[ 5231.945305][ C3] ? exc_nmi+0xf3/0x120
[ 5231.945307][ C3] ? end_repeat_nmi+0xf/0x60
[ 5231.945311][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5231.945316][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5231.945319][ C3] ? report_enabled+0x19/0x30
[ 5231.945322][ C3] ? report_enabled+0x19/0x30
[ 5231.945325][ C3] ? report_enabled+0x19/0x30
[ 5231.945328][ C3]
[ 5231.945329][ C3]
[ 5231.945329][ C3] kasan_report+0x41/0xf0
[ 5231.945335][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 5231.945339][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5231.945343][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5231.945347][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5231.945352][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5231.945355][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5231.945358][ C3] ? lock_acquire+0x1c1/0x220
[ 5231.945360][ C3] ? __mutex_lock+0x33e/0xb10
[ 5231.945365][ C3] _raw_spin_lock+0x67/0x80
[ 5231.945368][ C3] __mutex_lock+0x33e/0xb10
[ 5231.945372][ C3] ? mark_held_locks+0xa5/0xf0
[ 5231.945374][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5231.945380][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5231.945383][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5231.945386][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5231.945390][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5231.945395][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5231.945398][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5231.945408][ C3] __tcf_action_put+0x3d/0xf0
[ 5231.945413][ C3] tcf_action_destroy+0x43/0x130
[ 5231.945416][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5231.945419][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5231.945428][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5231.945435][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5231.945440][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5231.945445][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5231.945449][ C3] tcf_chain_flush+0x1e0/0x320
[ 5231.945453][ C3] __tcf_block_put+0x113/0x270
[ 5231.945457][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5231.945465][ C3] __qdisc_destroy+0xee/0x340
[ 5231.945469][ C3] dev_shutdown+0x129/0x350
[ 5231.945473][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5231.945478][ C3] ? mutex_is_locked+0x17/0x50
[ 5231.945481][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5231.945484][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5231.945489][ C3] default_device_exit_batch+0x234/0x2d0
[ 5231.945492][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5231.945496][ C3] ? ops_exit_list+0xb4/0x170
[ 5231.945499][ C3] cleanup_net+0x4f3/0xb60
[ 5231.945503][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5231.945505][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5231.945509][ C3] ? lock_acquire+0x1c1/0x220
[ 5231.945511][ C3] ? process_one_work+0x714/0x1310
[ 5231.945516][ C3] process_one_work+0x78c/0x1310
[ 5231.945520][ C3] ? hlock_class+0x4e/0x130
[ 5231.945523][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5231.945528][ C3] ? assign_work+0x16c/0x240
[ 5231.945531][ C3] worker_thread+0x73d/0x1010
[ 5231.945534][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5231.945538][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5231.945541][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5231.945543][ C3] kthread+0x28f/0x360
[ 5231.945545][ C3] ? __pfx_kthread+0x10/0x10
[ 5231.945548][ C3] ret_from_fork+0x31/0x70
[ 5231.945551][ C3] ? __pfx_kthread+0x10/0x10
[ 5231.945552][ C3] ret_from_fork_asm+0x1b/0x30
[ 5231.945560][ C3]
[ 5256.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1613s! [kworker/u8:1:71]
[ 5256.563683][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5256.564661][ C3] irq event stamp: 12124043
[ 5256.564899][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5256.565391][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5256.565883][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5256.566372][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5256.566856][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5256.567345][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5256.567975][ C3] Workqueue: netns cleanup_net
[ 5256.568227][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5256.568560][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5256.569564][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5256.569881][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5256.570291][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5256.570703][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5256.571115][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5256.571525][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5256.571936][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5256.572398][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5256.572742][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5256.573160][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5256.573575][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5256.573989][ C3] PKRU: 55555554
[ 5256.574179][ C3] Call Trace:
[ 5256.574358][ C3]
[ 5256.574511][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5256.574781][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5256.575035][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5256.575323][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5256.575608][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5256.575907][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5256.576188][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5256.576508][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5256.576780][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5256.577103][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5256.577411][ C3]
[ 5256.577569][ C3]
[ 5256.577726][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5256.578055][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5256.578364][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5256.578669][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5256.578995][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5256.579303][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5256.579565][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5256.579846][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5256.580143][ C3] ? lock_acquire+0x1c1/0x220
[ 5256.580391][ C3] ? __mutex_lock+0x33e/0xb10
[ 5256.580643][ C3] _raw_spin_lock+0x67/0x80
[ 5256.580884][ C3] __mutex_lock+0x33e/0xb10
[ 5256.581124][ C3] ? mark_held_locks+0xa5/0xf0
[ 5256.581377][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5256.581687][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5256.581952][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5256.582300][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5256.582580][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5256.582883][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5256.583189][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5256.583490][ C3] __tcf_action_put+0x3d/0xf0
[ 5256.583739][ C3] tcf_action_destroy+0x43/0x130
[ 5256.584001][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5256.584252][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5256.584582][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5256.584880][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5256.585207][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5256.585526][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5256.585785][ C3] tcf_chain_flush+0x1e0/0x320
[ 5256.586046][ C3] __tcf_block_put+0x113/0x270
[ 5256.586300][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5256.586619][ C3] __qdisc_destroy+0xee/0x340
[ 5256.586868][ C3] dev_shutdown+0x129/0x350
[ 5256.587109][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5256.587445][ C3] ? mutex_is_locked+0x17/0x50
[ 5256.587696][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5256.588051][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5256.588381][ C3] default_device_exit_batch+0x234/0x2d0
[ 5256.588677][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5256.589001][ C3] ? ops_exit_list+0xb4/0x170
[ 5256.589252][ C3] cleanup_net+0x4f3/0xb60
[ 5256.589487][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5256.589783][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5256.590046][ C3] ? lock_acquire+0x1c1/0x220
[ 5256.590293][ C3] ? process_one_work+0x714/0x1310
[ 5256.590566][ C3] process_one_work+0x78c/0x1310
[ 5256.590828][ C3] ? hlock_class+0x4e/0x130
[ 5256.591071][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5256.591355][ C3] ? assign_work+0x16c/0x240
[ 5256.591600][ C3] worker_thread+0x73d/0x1010
[ 5256.591850][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5256.592197][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5256.592468][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5256.592738][ C3] kthread+0x28f/0x360
[ 5256.592953][ C3] ? __pfx_kthread+0x10/0x10
[ 5256.593197][ C3] ret_from_fork+0x31/0x70
[ 5256.593432][ C3] ? __pfx_kthread+0x10/0x10
[ 5256.593675][ C3] ret_from_fork_asm+0x1b/0x30
[ 5256.593935][ C3]
[ 5269.667229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 5269.667607][ C3] rcu: 3-....: (1740287 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=384122
[ 5269.668188][ C3] rcu: (t=1742760 jiffies g=2723341 q=5640 ncpus=4)
[ 5269.668538][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5269.669025][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5269.669660][ C3] Workqueue: netns cleanup_net
[ 5269.669918][ C3] RIP: 0010:kasan_report+0xda/0xf0
[ 5269.670191][ C3] Code: 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00
[ 5269.671200][ C3] RSP: 0018:ffffc9000051f4a0 EFLAGS: 00000282
[ 5269.671521][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5269.671936][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5269.672350][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5269.672767][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 5269.673182][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 5269.673599][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5269.674065][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5269.674410][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5269.674829][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5269.675245][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5269.675658][ C3] PKRU: 55555554
[ 5269.675848][ C3] Call Trace:
[ 5269.676031][ C3]
[ 5269.676184][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 5269.676468][ C3] ? print_cpu_stall+0x263/0x6a0
[ 5269.676732][ C3] ? check_cpu_stall+0x284/0x500
[ 5269.676993][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 5269.677290][ C3] ? rcu_pending+0x92/0x360
[ 5269.677531][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 5269.677810][ C3] ? update_process_times+0xb9/0x110
[ 5269.678091][ C3] ? tick_sched_handle+0x67/0x130
[ 5269.678359][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 5269.678656][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5269.678909][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 5269.679234][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5269.679518][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5269.679818][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5269.680095][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5269.680413][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5269.680687][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5269.681011][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5269.681320][ C3]
[ 5269.681476][ C3]
[ 5269.681634][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5269.681959][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5269.682270][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5269.682579][ C3] ? kasan_report+0xda/0xf0
[ 5269.682818][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 5269.683117][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5269.683442][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5269.683752][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5269.684012][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5269.684294][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5269.684592][ C3] ? lock_acquire+0x1c1/0x220
[ 5269.684840][ C3] ? __mutex_lock+0x33e/0xb10
[ 5269.685089][ C3] _raw_spin_lock+0x67/0x80
[ 5269.685330][ C3] __mutex_lock+0x33e/0xb10
[ 5269.685573][ C3] ? mark_held_locks+0xa5/0xf0
[ 5269.685824][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5269.686139][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5269.686405][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5269.686752][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5269.687032][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5269.687337][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5269.687643][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5269.687942][ C3] __tcf_action_put+0x3d/0xf0
[ 5269.688195][ C3] tcf_action_destroy+0x43/0x130
[ 5269.688458][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5269.688706][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5269.689034][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5269.689337][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5269.689662][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5269.689979][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5269.690239][ C3] tcf_chain_flush+0x1e0/0x320
[ 5269.690493][ C3] __tcf_block_put+0x113/0x270
[ 5269.690748][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5269.691067][ C3] __qdisc_destroy+0xee/0x340
[ 5269.691317][ C3] dev_shutdown+0x129/0x350
[ 5269.691560][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5269.691895][ C3] ? mutex_is_locked+0x17/0x50
[ 5269.692151][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5269.692506][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5269.692837][ C3] default_device_exit_batch+0x234/0x2d0
[ 5269.693134][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5269.693460][ C3] ? ops_exit_list+0xb4/0x170
[ 5269.693709][ C3] cleanup_net+0x4f3/0xb60
[ 5269.693948][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5269.694244][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5269.694507][ C3] ? lock_acquire+0x1c1/0x220
[ 5269.694756][ C3] ? process_one_work+0x714/0x1310
[ 5269.695029][ C3] process_one_work+0x78c/0x1310
[ 5269.695293][ C3] ? hlock_class+0x4e/0x130
[ 5269.695532][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5269.695819][ C3] ? assign_work+0x16c/0x240
[ 5269.696066][ C3] worker_thread+0x73d/0x1010
[ 5269.696318][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5269.696665][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5269.696936][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5269.697205][ C3] kthread+0x28f/0x360
[ 5269.697424][ C3] ? __pfx_kthread+0x10/0x10
[ 5269.697665][ C3] ret_from_fork+0x31/0x70
[ 5269.697902][ C3] ? __pfx_kthread+0x10/0x10
[ 5269.698146][ C3] ret_from_fork_asm+0x1b/0x30
[ 5269.698403][ C3]
[ 5296.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1650s! [kworker/u8:1:71]
[ 5296.563692][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5296.564658][ C3] irq event stamp: 12124043
[ 5296.564897][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5296.565388][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5296.565885][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5296.566373][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5296.566859][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5296.567351][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5296.567983][ C3] Workqueue: netns cleanup_net
[ 5296.568237][ C3] RIP: 0010:__kasan_check_read+0x0/0x20
[ 5296.568527][ C3] Code: 48 c7 c7 b0 c2 9e a9 5b 5d 41 5c e9 9a b3 9b ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 0c 24 89 f6 31 d2 e9 af ef ff ff 66 66 2e 0f 1f
[ 5296.569530][ C3] RSP: 0018:ffffc9000051f4c8 EFLAGS: 00000206
[ 5296.569845][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5296.570262][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5296.570675][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5296.571089][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5296.571504][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5296.571923][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5296.572388][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5296.572735][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5296.573152][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5296.573567][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5296.573984][ C3] PKRU: 55555554
[ 5296.574173][ C3] Call Trace:
[ 5296.574349][ C3]
[ 5296.574505][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5296.574779][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5296.575031][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5296.575322][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5296.575605][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5296.575909][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5296.576189][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5296.576506][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5296.576781][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5296.577102][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5296.577412][ C3]
[ 5296.577568][ C3]
[ 5296.577725][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5296.578053][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5296.578362][ C3] ? __pfx___kasan_check_read+0x10/0x10
[ 5296.578654][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5296.578947][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5296.579274][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5296.579582][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5296.579843][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5296.580128][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5296.580425][ C3] ? lock_acquire+0x1c1/0x220
[ 5296.580674][ C3] ? __mutex_lock+0x33e/0xb10
[ 5296.580924][ C3] _raw_spin_lock+0x67/0x80
[ 5296.581168][ C3] __mutex_lock+0x33e/0xb10
[ 5296.581410][ C3] ? mark_held_locks+0xa5/0xf0
[ 5296.581663][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5296.581973][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5296.582240][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5296.582587][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5296.582867][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5296.583170][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5296.583479][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5296.583777][ C3] __tcf_action_put+0x3d/0xf0
[ 5296.584029][ C3] tcf_action_destroy+0x43/0x130
[ 5296.584292][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5296.584541][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5296.584870][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5296.585172][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5296.585502][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5296.585823][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5296.586082][ C3] tcf_chain_flush+0x1e0/0x320
[ 5296.586337][ C3] __tcf_block_put+0x113/0x270
[ 5296.586596][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5296.586919][ C3] __qdisc_destroy+0xee/0x340
[ 5296.587168][ C3] dev_shutdown+0x129/0x350
[ 5296.587415][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5296.587753][ C3] ? mutex_is_locked+0x17/0x50
[ 5296.588007][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5296.588362][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5296.588696][ C3] default_device_exit_batch+0x234/0x2d0
[ 5296.588993][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5296.589318][ C3] ? ops_exit_list+0xb4/0x170
[ 5296.589567][ C3] cleanup_net+0x4f3/0xb60
[ 5296.589805][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5296.590099][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5296.590362][ C3] ? lock_acquire+0x1c1/0x220
[ 5296.590611][ C3] ? process_one_work+0x714/0x1310
[ 5296.590884][ C3] process_one_work+0x78c/0x1310
[ 5296.591148][ C3] ? hlock_class+0x4e/0x130
[ 5296.591390][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5296.591676][ C3] ? assign_work+0x16c/0x240
[ 5296.591921][ C3] worker_thread+0x73d/0x1010
[ 5296.592171][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5296.592519][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5296.592791][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5296.593062][ C3] kthread+0x28f/0x360
[ 5296.593279][ C3] ? __pfx_kthread+0x10/0x10
[ 5296.593522][ C3] ret_from_fork+0x31/0x70
[ 5296.593760][ C3] ? __pfx_kthread+0x10/0x10
[ 5296.594006][ C3] ret_from_fork_asm+0x1b/0x30
[ 5296.594265][ C3]
[ 5324.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1676s! [kworker/u8:1:71]
[ 5324.563689][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5324.564654][ C3] irq event stamp: 12124043
[ 5324.564891][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5324.565381][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5324.565880][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5324.566366][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5324.566854][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5324.567340][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5324.567971][ C3] Workqueue: netns cleanup_net
[ 5324.568224][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5324.568560][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5324.569564][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5324.569880][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5324.570303][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5324.570715][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5324.571130][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5324.571544][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5324.571962][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5324.572431][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5324.572778][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5324.573197][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5324.573612][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5324.574031][ C3] PKRU: 55555554
[ 5324.574220][ C3] Call Trace:
[ 5324.574398][ C3]
[ 5324.574553][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5324.574828][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5324.575080][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5324.575373][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5324.575662][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5324.575965][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5324.576244][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5324.576560][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5324.576834][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5324.577158][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5324.577467][ C3]
[ 5324.577623][ C3]
[ 5324.577782][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5324.578108][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5324.578417][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5324.578727][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5324.579052][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5324.579362][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5324.579622][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5324.579905][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5324.580205][ C3] ? lock_acquire+0x1c1/0x220
[ 5324.580454][ C3] ? __mutex_lock+0x33e/0xb10
[ 5324.580705][ C3] _raw_spin_lock+0x67/0x80
[ 5324.580948][ C3] __mutex_lock+0x33e/0xb10
[ 5324.581191][ C3] ? mark_held_locks+0xa5/0xf0
[ 5324.581443][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5324.581752][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5324.582020][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5324.582367][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5324.582647][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5324.582952][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5324.583261][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5324.583561][ C3] __tcf_action_put+0x3d/0xf0
[ 5324.583813][ C3] tcf_action_destroy+0x43/0x130
[ 5324.584077][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5324.584325][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5324.584655][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5324.584958][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5324.585287][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5324.585611][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5324.585872][ C3] tcf_chain_flush+0x1e0/0x320
[ 5324.586127][ C3] __tcf_block_put+0x113/0x270
[ 5324.586384][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5324.586710][ C3] __qdisc_destroy+0xee/0x340
[ 5324.586961][ C3] dev_shutdown+0x129/0x350
[ 5324.587203][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5324.587540][ C3] ? mutex_is_locked+0x17/0x50
[ 5324.587795][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5324.588149][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5324.588481][ C3] default_device_exit_batch+0x234/0x2d0
[ 5324.588778][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5324.589102][ C3] ? ops_exit_list+0xb4/0x170
[ 5324.589353][ C3] cleanup_net+0x4f3/0xb60
[ 5324.589591][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5324.589887][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5324.590150][ C3] ? lock_acquire+0x1c1/0x220
[ 5324.590402][ C3] ? process_one_work+0x714/0x1310
[ 5324.590674][ C3] process_one_work+0x78c/0x1310
[ 5324.590938][ C3] ? hlock_class+0x4e/0x130
[ 5324.591177][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5324.591466][ C3] ? assign_work+0x16c/0x240
[ 5324.591711][ C3] worker_thread+0x73d/0x1010
[ 5324.591961][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5324.592309][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5324.592579][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5324.592850][ C3] kthread+0x28f/0x360
[ 5324.593069][ C3] ? __pfx_kthread+0x10/0x10
[ 5324.593314][ C3] ret_from_fork+0x31/0x70
[ 5324.593552][ C3] ? __pfx_kthread+0x10/0x10
[ 5324.593800][ C3] ret_from_fork_asm+0x1b/0x30
[ 5324.594056][ C3]
[ 5330.247247][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1803045 jiffies s: 467069 root: 0x8/.
[ 5330.247915][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 5330.248294][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 5330.248576][ C3] NMI backtrace for cpu 3
[ 5330.248581][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5330.248584][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5330.248586][ C3] Workqueue: netns cleanup_net
[ 5330.248592][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 5330.248598][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 5330.248600][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 5330.248603][ C3] RAX: 00000000000000fb RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5330.248604][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5330.248606][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5330.248608][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5330.248610][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5330.248611][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5330.248614][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5330.248617][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5330.248619][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5330.248620][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5330.248622][ C3] PKRU: 55555554
[ 5330.248623][ C3] Call Trace:
[ 5330.248625][ C3]
[ 5330.248628][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 5330.248633][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 5330.248637][ C3] ? nmi_handle+0x153/0x420
[ 5330.248641][ C3] ? default_do_nmi+0x41/0x100
[ 5330.248645][ C3] ? exc_nmi+0xf3/0x120
[ 5330.248648][ C3] ? end_repeat_nmi+0xf/0x60
[ 5330.248652][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5330.248657][ C3] ? kasan_report+0x19/0xf0
[ 5330.248660][ C3] ? kasan_report+0x19/0xf0
[ 5330.248663][ C3] ? kasan_report+0x19/0xf0
[ 5330.248666][ C3]
[ 5330.248666][ C3]
[ 5330.248670][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 5330.248674][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5330.248678][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5330.248683][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5330.248688][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5330.248690][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5330.248694][ C3] ? lock_acquire+0x1c1/0x220
[ 5330.248696][ C3] ? __mutex_lock+0x33e/0xb10
[ 5330.248701][ C3] _raw_spin_lock+0x67/0x80
[ 5330.248704][ C3] __mutex_lock+0x33e/0xb10
[ 5330.248708][ C3] ? mark_held_locks+0xa5/0xf0
[ 5330.248711][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5330.248716][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5330.248719][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5330.248723][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5330.248726][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5330.248731][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5330.248734][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5330.248740][ C3] __tcf_action_put+0x3d/0xf0
[ 5330.248745][ C3] tcf_action_destroy+0x43/0x130
[ 5330.248749][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5330.248752][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5330.248760][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5330.248767][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5330.248772][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5330.248777][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5330.248781][ C3] tcf_chain_flush+0x1e0/0x320
[ 5330.248785][ C3] __tcf_block_put+0x113/0x270
[ 5330.248789][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5330.248796][ C3] __qdisc_destroy+0xee/0x340
[ 5330.248800][ C3] dev_shutdown+0x129/0x350
[ 5330.248803][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5330.248808][ C3] ? mutex_is_locked+0x17/0x50
[ 5330.248811][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5330.248815][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5330.248819][ C3] default_device_exit_batch+0x234/0x2d0
[ 5330.248822][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5330.248826][ C3] ? ops_exit_list+0xb4/0x170
[ 5330.248829][ C3] cleanup_net+0x4f3/0xb60
[ 5330.248832][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5330.248835][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5330.248838][ C3] ? lock_acquire+0x1c1/0x220
[ 5330.248841][ C3] ? process_one_work+0x714/0x1310
[ 5330.248845][ C3] process_one_work+0x78c/0x1310
[ 5330.248849][ C3] ? hlock_class+0x4e/0x130
[ 5330.248852][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5330.248857][ C3] ? assign_work+0x16c/0x240
[ 5330.248860][ C3] worker_thread+0x73d/0x1010
[ 5330.248863][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5330.248867][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5330.248870][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5330.248872][ C3] kthread+0x28f/0x360
[ 5330.248874][ C3] ? __pfx_kthread+0x10/0x10
[ 5330.248877][ C3] ret_from_fork+0x31/0x70
[ 5330.248880][ C3] ? __pfx_kthread+0x10/0x10
[ 5330.248882][ C3] ret_from_fork_asm+0x1b/0x30
[ 5330.248889][ C3]
[ 5347.702229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 5347.702604][ C3] rcu: 3-....: (1818207 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=401154
[ 5347.703185][ C3] rcu: (t=1820795 jiffies g=2723341 q=5640 ncpus=4)
[ 5347.703532][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5347.704016][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5347.704649][ C3] Workqueue: netns cleanup_net
[ 5347.704904][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5347.705243][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5347.706249][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5347.706567][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5347.706977][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5347.707388][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5347.707799][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5347.708211][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5347.708623][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5347.709087][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5347.709431][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5347.709845][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5347.710258][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5347.710669][ C3] PKRU: 55555554
[ 5347.710857][ C3] Call Trace:
[ 5347.711033][ C3]
[ 5347.711185][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 5347.711466][ C3] ? print_cpu_stall+0x263/0x6a0
[ 5347.711727][ C3] ? check_cpu_stall+0x284/0x500
[ 5347.711986][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 5347.712280][ C3] ? rcu_pending+0x92/0x360
[ 5347.712520][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 5347.712797][ C3] ? update_process_times+0xb9/0x110
[ 5347.713074][ C3] ? tick_sched_handle+0x67/0x130
[ 5347.713339][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 5347.713635][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5347.713887][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 5347.714208][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5347.714490][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5347.714784][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5347.715065][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5347.715383][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5347.715656][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5347.715976][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5347.716281][ C3]
[ 5347.716436][ C3]
[ 5347.716590][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5347.716917][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5347.717227][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5347.717531][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5347.717851][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5347.718159][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5347.718425][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5347.718704][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5347.718998][ C3] ? lock_acquire+0x1c1/0x220
[ 5347.719242][ C3] ? __mutex_lock+0x33e/0xb10
[ 5347.719491][ C3] _raw_spin_lock+0x67/0x80
[ 5347.719728][ C3] __mutex_lock+0x33e/0xb10
[ 5347.719965][ C3] ? mark_held_locks+0xa5/0xf0
[ 5347.720216][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5347.720522][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5347.720784][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5347.721125][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5347.721404][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5347.721704][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5347.722006][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5347.722304][ C3] __tcf_action_put+0x3d/0xf0
[ 5347.722553][ C3] tcf_action_destroy+0x43/0x130
[ 5347.722820][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5347.723067][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5347.723393][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5347.723691][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5347.724013][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5347.724327][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5347.724582][ C3] tcf_chain_flush+0x1e0/0x320
[ 5347.724834][ C3] __tcf_block_put+0x113/0x270
[ 5347.725085][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5347.725403][ C3] __qdisc_destroy+0xee/0x340
[ 5347.725656][ C3] dev_shutdown+0x129/0x350
[ 5347.725894][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5347.726225][ C3] ? mutex_is_locked+0x17/0x50
[ 5347.726476][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5347.726828][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5347.727157][ C3] default_device_exit_batch+0x234/0x2d0
[ 5347.727451][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5347.727773][ C3] ? ops_exit_list+0xb4/0x170
[ 5347.728023][ C3] cleanup_net+0x4f3/0xb60
[ 5347.728258][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5347.728554][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5347.728815][ C3] ? lock_acquire+0x1c1/0x220
[ 5347.729061][ C3] ? process_one_work+0x714/0x1310
[ 5347.729333][ C3] process_one_work+0x78c/0x1310
[ 5347.729596][ C3] ? hlock_class+0x4e/0x130
[ 5347.729835][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5347.730118][ C3] ? assign_work+0x16c/0x240
[ 5347.730362][ C3] worker_thread+0x73d/0x1010
[ 5347.730612][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5347.730956][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5347.731225][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5347.731493][ C3] kthread+0x28f/0x360
[ 5347.731708][ C3] ? __pfx_kthread+0x10/0x10
[ 5347.731953][ C3] ret_from_fork+0x31/0x70
[ 5347.732188][ C3] ? __pfx_kthread+0x10/0x10
[ 5347.732432][ C3] ret_from_fork_asm+0x1b/0x30
[ 5347.732690][ C3]
[ 5372.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1721s! [kworker/u8:1:71]
[ 5372.563698][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5372.564679][ C3] irq event stamp: 12124043
[ 5372.564914][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5372.565423][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5372.565920][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5372.566411][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5372.566910][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5372.567412][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5372.568057][ C3] Workqueue: netns cleanup_net
[ 5372.568314][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5372.568654][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5372.569656][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5372.569973][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5372.570387][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5372.570798][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5372.571209][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5372.571625][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5372.572039][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5372.572505][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5372.572849][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5372.573267][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5372.573685][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5372.574104][ C3] PKRU: 55555554
[ 5372.574292][ C3] Call Trace:
[ 5372.574470][ C3]
[ 5372.574624][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5372.574899][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5372.575154][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5372.575452][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5372.575736][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5372.576040][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5372.576315][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5372.576634][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5372.576906][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5372.577227][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5372.577532][ C3]
[ 5372.577689][ C3]
[ 5372.577846][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5372.578173][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5372.578479][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5372.578786][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5372.579110][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5372.579419][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5372.579678][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5372.579961][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5372.580265][ C3] ? lock_acquire+0x1c1/0x220
[ 5372.580522][ C3] ? __mutex_lock+0x33e/0xb10
[ 5372.580774][ C3] _raw_spin_lock+0x67/0x80
[ 5372.581015][ C3] __mutex_lock+0x33e/0xb10
[ 5372.581263][ C3] ? mark_held_locks+0xa5/0xf0
[ 5372.581516][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5372.581826][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5372.582092][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5372.582440][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5372.582724][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5372.583032][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5372.583340][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5372.583647][ C3] __tcf_action_put+0x3d/0xf0
[ 5372.583908][ C3] tcf_action_destroy+0x43/0x130
[ 5372.584172][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5372.584427][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5372.584757][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5372.585058][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5372.585395][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5372.585714][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5372.585971][ C3] tcf_chain_flush+0x1e0/0x320
[ 5372.586226][ C3] __tcf_block_put+0x113/0x270
[ 5372.586481][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5372.586803][ C3] __qdisc_destroy+0xee/0x340
[ 5372.587055][ C3] dev_shutdown+0x129/0x350
[ 5372.587294][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5372.587630][ C3] ? mutex_is_locked+0x17/0x50
[ 5372.587884][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5372.588235][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5372.588565][ C3] default_device_exit_batch+0x234/0x2d0
[ 5372.588862][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5372.589185][ C3] ? ops_exit_list+0xb4/0x170
[ 5372.589432][ C3] cleanup_net+0x4f3/0xb60
[ 5372.589670][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5372.589964][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5372.590225][ C3] ? lock_acquire+0x1c1/0x220
[ 5372.590477][ C3] ? process_one_work+0x714/0x1310
[ 5372.590747][ C3] process_one_work+0x78c/0x1310
[ 5372.591010][ C3] ? hlock_class+0x4e/0x130
[ 5372.591252][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5372.591537][ C3] ? assign_work+0x16c/0x240
[ 5372.591783][ C3] worker_thread+0x73d/0x1010
[ 5372.592030][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5372.592377][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5372.592647][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5372.592917][ C3] kthread+0x28f/0x360
[ 5372.593133][ C3] ? __pfx_kthread+0x10/0x10
[ 5372.593378][ C3] ret_from_fork+0x31/0x70
[ 5372.593612][ C3] ? __pfx_kthread+0x10/0x10
[ 5372.593856][ C3] ret_from_fork_asm+0x1b/0x30
[ 5372.594114][ C3]
[ 5400.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1747s! [kworker/u8:1:71]
[ 5400.563695][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5400.564664][ C3] irq event stamp: 12124043
[ 5400.564899][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5400.565398][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5400.565892][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5400.566383][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5400.566873][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5400.567360][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5400.567995][ C3] Workqueue: netns cleanup_net
[ 5400.568249][ C3] RIP: 0010:kasan_report+0x16/0xf0
[ 5400.568520][ C3] Code: 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 <0f> 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f
[ 5400.569522][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 5400.569840][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 5400.570254][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5400.570664][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 5400.571075][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5400.571489][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5400.571901][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5400.572365][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5400.572707][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5400.573123][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5400.573536][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5400.573947][ C3] PKRU: 55555554
[ 5400.574135][ C3] Call Trace:
[ 5400.574312][ C3]
[ 5400.574465][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5400.574738][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5400.574992][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5400.575281][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5400.575562][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5400.575861][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5400.576135][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5400.576453][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5400.576725][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5400.577046][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5400.577349][ C3]
[ 5400.577506][ C3]
[ 5400.577661][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5400.577987][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5400.578285][ C3] ? kasan_report+0x16/0xf0
[ 5400.578528][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5400.578836][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5400.579140][ C3] kasan_check_range+0x39/0x1c0
[ 5400.579398][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5400.579689][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5400.580011][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5400.580319][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5400.580579][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5400.580861][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5400.581156][ C3] ? lock_acquire+0x1c1/0x220
[ 5400.581403][ C3] ? __mutex_lock+0x33e/0xb10
[ 5400.581656][ C3] _raw_spin_lock+0x67/0x80
[ 5400.581896][ C3] __mutex_lock+0x33e/0xb10
[ 5400.582137][ C3] ? mark_held_locks+0xa5/0xf0
[ 5400.582390][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5400.582702][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5400.582969][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5400.583317][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5400.583597][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5400.583901][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5400.584208][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5400.584509][ C3] __tcf_action_put+0x3d/0xf0
[ 5400.584759][ C3] tcf_action_destroy+0x43/0x130
[ 5400.585022][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5400.585275][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5400.585607][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5400.585908][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5400.586238][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5400.586557][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5400.586816][ C3] tcf_chain_flush+0x1e0/0x320
[ 5400.587073][ C3] __tcf_block_put+0x113/0x270
[ 5400.587327][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5400.587648][ C3] __qdisc_destroy+0xee/0x340
[ 5400.587900][ C3] dev_shutdown+0x129/0x350
[ 5400.588143][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5400.588479][ C3] ? mutex_is_locked+0x17/0x50
[ 5400.588732][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5400.589089][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5400.589421][ C3] default_device_exit_batch+0x234/0x2d0
[ 5400.589717][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5400.590045][ C3] ? ops_exit_list+0xb4/0x170
[ 5400.590297][ C3] cleanup_net+0x4f3/0xb60
[ 5400.590533][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5400.590832][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5400.591098][ C3] ? lock_acquire+0x1c1/0x220
[ 5400.591346][ C3] ? process_one_work+0x714/0x1310
[ 5400.591619][ C3] process_one_work+0x78c/0x1310
[ 5400.591882][ C3] ? hlock_class+0x4e/0x130
[ 5400.592126][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5400.592410][ C3] ? assign_work+0x16c/0x240
[ 5400.592656][ C3] worker_thread+0x73d/0x1010
[ 5400.592907][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5400.593254][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5400.593526][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5400.593797][ C3] kthread+0x28f/0x360
[ 5400.594013][ C3] ? __pfx_kthread+0x10/0x10
[ 5400.594259][ C3] ret_from_fork+0x31/0x70
[ 5400.594495][ C3] ? __pfx_kthread+0x10/0x10
[ 5400.594740][ C3] ret_from_fork_asm+0x1b/0x30
[ 5400.595002][ C3]
[ 5425.735230][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 5425.735611][ C3] rcu: 3-....: (1896149 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=418446
[ 5425.736192][ C3] rcu: (t=1898828 jiffies g=2723341 q=5640 ncpus=4)
[ 5425.736545][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5425.737034][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5425.737672][ C3] Workqueue: netns cleanup_net
[ 5425.737927][ C3] RIP: 0010:report_enabled+0x19/0x30
[ 5425.738208][ C3] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 5425.739216][ C3] RSP: 0018:ffffc9000051f400 EFLAGS: 00000247
[ 5425.739539][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb35b0
[ 5425.739955][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5425.740371][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5425.740788][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5425.741205][ C3] R13: ffffffffa8cb35b0 R14: 0000000000000004 R15: ffff8880057c0040
[ 5425.741622][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5425.742089][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5425.742436][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5425.742852][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5425.743270][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5425.743686][ C3] PKRU: 55555554
[ 5425.743876][ C3] Call Trace:
[ 5425.744053][ C3]
[ 5425.744209][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 5425.744494][ C3] ? print_cpu_stall+0x263/0x6a0
[ 5425.744759][ C3] ? check_cpu_stall+0x284/0x500
[ 5425.745023][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 5425.745324][ C3] ? rcu_pending+0x92/0x360
[ 5425.745566][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 5425.745846][ C3] ? update_process_times+0xb9/0x110
[ 5425.746127][ C3] ? tick_sched_handle+0x67/0x130
[ 5425.746394][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 5425.746693][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5425.746945][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 5425.747268][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5425.747554][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5425.747854][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5425.748130][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5425.748451][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5425.748723][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5425.749045][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5425.749353][ C3]
[ 5425.749510][ C3]
[ 5425.749665][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5425.749994][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5425.750299][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5425.750599][ C3] ? report_enabled+0x19/0x30
[ 5425.750849][ C3] kasan_report+0x41/0xf0
[ 5425.751079][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5425.751389][ C3] kasan_check_range+0x39/0x1c0
[ 5425.751651][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5425.751943][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5425.752270][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5425.752580][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5425.752841][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5425.753125][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5425.753420][ C3] ? lock_acquire+0x1c1/0x220
[ 5425.753669][ C3] ? __mutex_lock+0x33e/0xb10
[ 5425.753922][ C3] _raw_spin_lock+0x67/0x80
[ 5425.754160][ C3] __mutex_lock+0x33e/0xb10
[ 5425.754404][ C3] ? mark_held_locks+0xa5/0xf0
[ 5425.754659][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5425.754968][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5425.755238][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5425.755586][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5425.755867][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5425.756168][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5425.756477][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5425.756776][ C3] __tcf_action_put+0x3d/0xf0
[ 5425.757029][ C3] tcf_action_destroy+0x43/0x130
[ 5425.757293][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5425.757544][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5425.757873][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5425.758173][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5425.758503][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5425.758822][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5425.759081][ C3] tcf_chain_flush+0x1e0/0x320
[ 5425.759336][ C3] __tcf_block_put+0x113/0x270
[ 5425.759590][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5425.759912][ C3] __qdisc_destroy+0xee/0x340
[ 5425.760164][ C3] dev_shutdown+0x129/0x350
[ 5425.760403][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5425.760740][ C3] ? mutex_is_locked+0x17/0x50
[ 5425.760993][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5425.761348][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5425.761677][ C3] default_device_exit_batch+0x234/0x2d0
[ 5425.761975][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5425.762301][ C3] ? ops_exit_list+0xb4/0x170
[ 5425.762551][ C3] cleanup_net+0x4f3/0xb60
[ 5425.762787][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5425.763083][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5425.763345][ C3] ? lock_acquire+0x1c1/0x220
[ 5425.763595][ C3] ? process_one_work+0x714/0x1310
[ 5425.763866][ C3] process_one_work+0x78c/0x1310
[ 5425.764129][ C3] ? hlock_class+0x4e/0x130
[ 5425.764372][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5425.764656][ C3] ? assign_work+0x16c/0x240
[ 5425.764902][ C3] worker_thread+0x73d/0x1010
[ 5425.765153][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5425.765501][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5425.765773][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5425.766044][ C3] kthread+0x28f/0x360
[ 5425.766261][ C3] ? __pfx_kthread+0x10/0x10
[ 5425.766506][ C3] ret_from_fork+0x31/0x70
[ 5425.766740][ C3] ? __pfx_kthread+0x10/0x10
[ 5425.766985][ C3] ret_from_fork_asm+0x1b/0x30
[ 5425.767243][ C3]
[ 5428.551257][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1901349 jiffies s: 467069 root: 0x8/.
[ 5428.551911][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 5428.552288][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 5428.552570][ C3] NMI backtrace for cpu 3
[ 5428.552580][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5428.552583][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5428.552586][ C3] Workqueue: netns cleanup_net
[ 5428.552589][ C3] RIP: 0010:report_enabled+0x19/0x30
[ 5428.552593][ C3] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 5428.552596][ C3] RSP: 0018:ffffc9000051f420 EFLAGS: 00000247
[ 5428.552598][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 5428.552600][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5428.552601][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5428.552603][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5428.552604][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 5428.552606][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5428.552608][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5428.552611][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5428.552613][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5428.552614][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5428.552616][ C3] PKRU: 55555554
[ 5428.552617][ C3] Call Trace:
[ 5428.552619][ C3]
[ 5428.552620][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 5428.552626][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 5428.552629][ C3] ? nmi_handle+0x153/0x420
[ 5428.552634][ C3] ? default_do_nmi+0x41/0x100
[ 5428.552637][ C3] ? exc_nmi+0xf3/0x120
[ 5428.552640][ C3] ? end_repeat_nmi+0xf/0x60
[ 5428.552643][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5428.552648][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5428.552651][ C3] ? report_enabled+0x19/0x30
[ 5428.552654][ C3] ? report_enabled+0x19/0x30
[ 5428.552657][ C3] ? report_enabled+0x19/0x30
[ 5428.552660][ C3]
[ 5428.552661][ C3]
[ 5428.552662][ C3] kasan_report+0x41/0xf0
[ 5428.552665][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5428.552668][ C3] ? kasan_report+0xda/0xf0
[ 5428.552672][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 5428.552676][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5428.552679][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5428.552684][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5428.552688][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5428.552690][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5428.552693][ C3] ? lock_acquire+0x1c1/0x220
[ 5428.552696][ C3] ? __mutex_lock+0x33e/0xb10
[ 5428.552700][ C3] _raw_spin_lock+0x67/0x80
[ 5428.552703][ C3] __mutex_lock+0x33e/0xb10
[ 5428.552707][ C3] ? mark_held_locks+0xa5/0xf0
[ 5428.552710][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5428.552714][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5428.552717][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5428.552720][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5428.552724][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5428.552728][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5428.552732][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5428.552736][ C3] __tcf_action_put+0x3d/0xf0
[ 5428.552740][ C3] tcf_action_destroy+0x43/0x130
[ 5428.552744][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5428.552746][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5428.552752][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5428.552759][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5428.552765][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5428.552770][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5428.552773][ C3] tcf_chain_flush+0x1e0/0x320
[ 5428.552777][ C3] __tcf_block_put+0x113/0x270
[ 5428.552782][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5428.552789][ C3] __qdisc_destroy+0xee/0x340
[ 5428.552792][ C3] dev_shutdown+0x129/0x350
[ 5428.552796][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5428.552800][ C3] ? mutex_is_locked+0x17/0x50
[ 5428.552802][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5428.552805][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5428.552810][ C3] default_device_exit_batch+0x234/0x2d0
[ 5428.552813][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5428.552816][ C3] ? ops_exit_list+0xb4/0x170
[ 5428.552819][ C3] cleanup_net+0x4f3/0xb60
[ 5428.552821][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5428.552824][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5428.552827][ C3] ? lock_acquire+0x1c1/0x220
[ 5428.552829][ C3] ? process_one_work+0x714/0x1310
[ 5428.552833][ C3] process_one_work+0x78c/0x1310
[ 5428.552837][ C3] ? hlock_class+0x4e/0x130
[ 5428.552840][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5428.552845][ C3] ? assign_work+0x16c/0x240
[ 5428.552848][ C3] worker_thread+0x73d/0x1010
[ 5428.552851][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5428.552855][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5428.552857][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5428.552860][ C3] kthread+0x28f/0x360
[ 5428.552862][ C3] ? __pfx_kthread+0x10/0x10
[ 5428.552864][ C3] ret_from_fork+0x31/0x70
[ 5428.552866][ C3] ? __pfx_kthread+0x10/0x10
[ 5428.552868][ C3] ret_from_fork_asm+0x1b/0x30
[ 5428.552875][ C3]
[ 5452.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1796s! [kworker/u8:1:71]
[ 5452.563696][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5452.564667][ C3] irq event stamp: 12124043
[ 5452.564903][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5452.565403][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5452.565897][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5452.566393][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5452.566882][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5452.567371][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5452.568008][ C3] Workqueue: netns cleanup_net
[ 5452.568263][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5452.568599][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5452.569603][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5452.569923][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5452.570336][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5452.570752][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5452.571164][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5452.571579][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5452.571991][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5452.572454][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5452.572797][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5452.573211][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5452.573625][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5452.574051][ C3] PKRU: 55555554
[ 5452.574240][ C3] Call Trace:
[ 5452.574418][ C3]
[ 5452.574572][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5452.574844][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5452.575105][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5452.575393][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5452.575676][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5452.575980][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5452.576255][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5452.576575][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5452.576848][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5452.577171][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5452.577478][ C3]
[ 5452.577636][ C3]
[ 5452.577792][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5452.578126][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5452.578435][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5452.578743][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5452.579069][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5452.579379][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5452.579639][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5452.579924][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5452.580220][ C3] ? lock_acquire+0x1c1/0x220
[ 5452.580470][ C3] ? __mutex_lock+0x33e/0xb10
[ 5452.580722][ C3] _raw_spin_lock+0x67/0x80
[ 5452.580961][ C3] __mutex_lock+0x33e/0xb10
[ 5452.581204][ C3] ? mark_held_locks+0xa5/0xf0
[ 5452.581458][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5452.581766][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5452.582032][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5452.582381][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5452.582663][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5452.582965][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5452.583274][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5452.583573][ C3] __tcf_action_put+0x3d/0xf0
[ 5452.583828][ C3] tcf_action_destroy+0x43/0x130
[ 5452.584090][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5452.584341][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5452.584672][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5452.584973][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5452.585307][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5452.585626][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5452.585886][ C3] tcf_chain_flush+0x1e0/0x320
[ 5452.586139][ C3] __tcf_block_put+0x113/0x270
[ 5452.586395][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5452.586717][ C3] __qdisc_destroy+0xee/0x340
[ 5452.586968][ C3] dev_shutdown+0x129/0x350
[ 5452.587208][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5452.587543][ C3] ? mutex_is_locked+0x17/0x50
[ 5452.587797][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5452.588151][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5452.588483][ C3] default_device_exit_batch+0x234/0x2d0
[ 5452.588782][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5452.589107][ C3] ? ops_exit_list+0xb4/0x170
[ 5452.589357][ C3] cleanup_net+0x4f3/0xb60
[ 5452.589595][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5452.589891][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5452.590153][ C3] ? lock_acquire+0x1c1/0x220
[ 5452.590403][ C3] ? process_one_work+0x714/0x1310
[ 5452.590675][ C3] process_one_work+0x78c/0x1310
[ 5452.590939][ C3] ? hlock_class+0x4e/0x130
[ 5452.591182][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5452.591467][ C3] ? assign_work+0x16c/0x240
[ 5452.591715][ C3] worker_thread+0x73d/0x1010
[ 5452.591963][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5452.592313][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5452.592584][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5452.592855][ C3] kthread+0x28f/0x360
[ 5452.593071][ C3] ? __pfx_kthread+0x10/0x10
[ 5452.593318][ C3] ret_from_fork+0x31/0x70
[ 5452.593552][ C3] ? __pfx_kthread+0x10/0x10
[ 5452.593797][ C3] ret_from_fork_asm+0x1b/0x30
[ 5452.594057][ C3]
[ 5480.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1822s! [kworker/u8:1:71]
[ 5480.563694][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5480.564669][ C3] irq event stamp: 12124043
[ 5480.564909][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5480.565402][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5480.565900][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5480.566388][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5480.566878][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5480.567366][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5480.567999][ C3] Workqueue: netns cleanup_net
[ 5480.568253][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 5480.568523][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 5480.569528][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 5480.569846][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 5480.570261][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5480.570673][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5480.571083][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 5480.571495][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 5480.571908][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5480.572370][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5480.572714][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5480.573128][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5480.573540][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5480.573954][ C3] PKRU: 55555554
[ 5480.574142][ C3] Call Trace:
[ 5480.574318][ C3]
[ 5480.574474][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5480.574746][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5480.575002][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5480.575292][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5480.575575][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5480.575877][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5480.576154][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5480.576471][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5480.576743][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5480.577066][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5480.577375][ C3]
[ 5480.577530][ C3]
[ 5480.577689][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5480.578014][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5480.578321][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5480.578630][ C3] ? kasan_report+0xd2/0xf0
[ 5480.578871][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5480.579179][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 5480.579476][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5480.579800][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5480.580110][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5480.580371][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5480.580653][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5480.580951][ C3] ? lock_acquire+0x1c1/0x220
[ 5480.581199][ C3] ? __mutex_lock+0x33e/0xb10
[ 5480.581450][ C3] _raw_spin_lock+0x67/0x80
[ 5480.581694][ C3] __mutex_lock+0x33e/0xb10
[ 5480.581935][ C3] ? mark_held_locks+0xa5/0xf0
[ 5480.582188][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5480.582498][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5480.582764][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5480.583110][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5480.583389][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5480.583693][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5480.583999][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5480.584299][ C3] __tcf_action_put+0x3d/0xf0
[ 5480.584551][ C3] tcf_action_destroy+0x43/0x130
[ 5480.584812][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5480.585067][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5480.585397][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5480.585697][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5480.586023][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5480.586345][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5480.586605][ C3] tcf_chain_flush+0x1e0/0x320
[ 5480.586860][ C3] __tcf_block_put+0x113/0x270
[ 5480.587118][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5480.587437][ C3] __qdisc_destroy+0xee/0x340
[ 5480.587688][ C3] dev_shutdown+0x129/0x350
[ 5480.587931][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5480.588268][ C3] ? mutex_is_locked+0x17/0x50
[ 5480.588521][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5480.588879][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5480.589209][ C3] default_device_exit_batch+0x234/0x2d0
[ 5480.589505][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5480.589831][ C3] ? ops_exit_list+0xb4/0x170
[ 5480.590082][ C3] cleanup_net+0x4f3/0xb60
[ 5480.590316][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5480.590613][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5480.590876][ C3] ? lock_acquire+0x1c1/0x220
[ 5480.591124][ C3] ? process_one_work+0x714/0x1310
[ 5480.591398][ C3] process_one_work+0x78c/0x1310
[ 5480.591660][ C3] ? hlock_class+0x4e/0x130
[ 5480.591902][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5480.592185][ C3] ? assign_work+0x16c/0x240
[ 5480.592432][ C3] worker_thread+0x73d/0x1010
[ 5480.592681][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5480.593029][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5480.593299][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5480.593569][ C3] kthread+0x28f/0x360
[ 5480.593786][ C3] ? __pfx_kthread+0x10/0x10
[ 5480.594032][ C3] ret_from_fork+0x31/0x70
[ 5480.594268][ C3] ? __pfx_kthread+0x10/0x10
[ 5480.594511][ C3] ret_from_fork_asm+0x1b/0x30
[ 5480.594771][ C3]
[ 5503.771229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 5503.771607][ C3] rcu: 3-....: (1974067 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=435694
[ 5503.772189][ C3] rcu: (t=1976864 jiffies g=2723341 q=5640 ncpus=4)
[ 5503.772535][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5503.773021][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5503.773652][ C3] Workqueue: netns cleanup_net
[ 5503.773909][ C3] RIP: 0010:kasan_report+0x22/0xf0
[ 5503.774181][ C3] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 5503.775183][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 5503.775501][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 5503.775913][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5503.776325][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 5503.776736][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5503.777150][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 5503.777562][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5503.778023][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5503.778367][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5503.778784][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5503.779199][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5503.779613][ C3] PKRU: 55555554
[ 5503.779801][ C3] Call Trace:
[ 5503.779979][ C3]
[ 5503.780134][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 5503.780418][ C3] ? print_cpu_stall+0x263/0x6a0
[ 5503.780680][ C3] ? check_cpu_stall+0x284/0x500
[ 5503.780941][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 5503.781236][ C3] ? rcu_pending+0x92/0x360
[ 5503.781480][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 5503.781759][ C3] ? update_process_times+0xb9/0x110
[ 5503.782038][ C3] ? tick_sched_handle+0x67/0x130
[ 5503.782306][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 5503.782605][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5503.782858][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 5503.783182][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5503.783468][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5503.783766][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5503.784041][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5503.784360][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5503.784632][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5503.784958][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5503.785268][ C3]
[ 5503.785423][ C3]
[ 5503.785579][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5503.785906][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5503.786214][ C3] ? kasan_report+0x22/0xf0
[ 5503.786456][ C3] kasan_check_range+0x39/0x1c0
[ 5503.786716][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5503.787011][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5503.787337][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5503.787645][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5503.787904][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5503.788187][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5503.788486][ C3] ? lock_acquire+0x1c1/0x220
[ 5503.788733][ C3] ? __mutex_lock+0x33e/0xb10
[ 5503.788988][ C3] _raw_spin_lock+0x67/0x80
[ 5503.789229][ C3] __mutex_lock+0x33e/0xb10
[ 5503.789469][ C3] ? mark_held_locks+0xa5/0xf0
[ 5503.789722][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5503.790034][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5503.790300][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5503.790646][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5503.790926][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5503.791230][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5503.791536][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5503.791839][ C3] __tcf_action_put+0x3d/0xf0
[ 5503.792090][ C3] tcf_action_destroy+0x43/0x130
[ 5503.792353][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5503.792602][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5503.792932][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5503.793236][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5503.793563][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5503.793881][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5503.794140][ C3] tcf_chain_flush+0x1e0/0x320
[ 5503.794395][ C3] __tcf_block_put+0x113/0x270
[ 5503.794651][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5503.794977][ C3] __qdisc_destroy+0xee/0x340
[ 5503.795226][ C3] dev_shutdown+0x129/0x350
[ 5503.795467][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5503.795802][ C3] ? mutex_is_locked+0x17/0x50
[ 5503.796056][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5503.796411][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5503.796741][ C3] default_device_exit_batch+0x234/0x2d0
[ 5503.797035][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5503.797360][ C3] ? ops_exit_list+0xb4/0x170
[ 5503.797610][ C3] cleanup_net+0x4f3/0xb60
[ 5503.797847][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5503.798143][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5503.798405][ C3] ? lock_acquire+0x1c1/0x220
[ 5503.798655][ C3] ? process_one_work+0x714/0x1310
[ 5503.798926][ C3] process_one_work+0x78c/0x1310
[ 5503.799190][ C3] ? hlock_class+0x4e/0x130
[ 5503.799429][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5503.799715][ C3] ? assign_work+0x16c/0x240
[ 5503.799959][ C3] worker_thread+0x73d/0x1010
[ 5503.800212][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5503.800558][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5503.800827][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5503.801095][ C3] kthread+0x28f/0x360
[ 5503.801313][ C3] ? __pfx_kthread+0x10/0x10
[ 5503.801554][ C3] ret_from_fork+0x31/0x70
[ 5503.801791][ C3] ? __pfx_kthread+0x10/0x10
[ 5503.802033][ C3] ret_from_fork_asm+0x1b/0x30
[ 5503.802291][ C3]
[ 5526.855256][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 1999653 jiffies s: 467069 root: 0x8/.
[ 5526.856096][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 5526.856573][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 5526.856928][ C3] NMI backtrace for cpu 3
[ 5526.856934][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5526.856938][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5526.856941][ C3] Workqueue: netns cleanup_net
[ 5526.856948][ C3] RIP: 0010:kasan_report+0x29/0xf0
[ 5526.856954][ C3] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 5526.856957][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 5526.856959][ C3] RAX: 0000000000000000 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 5526.856961][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5526.856963][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 5526.856965][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5526.856966][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 5526.856968][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5526.856970][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5526.856973][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5526.856975][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5526.856976][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5526.856978][ C3] PKRU: 55555554
[ 5526.856979][ C3] Call Trace:
[ 5526.856981][ C3]
[ 5526.856985][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 5526.856991][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 5526.856995][ C3] ? nmi_handle+0x153/0x420
[ 5526.857000][ C3] ? default_do_nmi+0x41/0x100
[ 5526.857005][ C3] ? exc_nmi+0xf3/0x120
[ 5526.857007][ C3] ? end_repeat_nmi+0xf/0x60
[ 5526.857012][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5526.857017][ C3] ? kasan_report+0x29/0xf0
[ 5526.857020][ C3] ? kasan_report+0x29/0xf0
[ 5526.857023][ C3] ? kasan_report+0x29/0xf0
[ 5526.857026][ C3]
[ 5526.857027][ C3]
[ 5526.857029][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5526.857033][ C3] kasan_check_range+0x39/0x1c0
[ 5526.857038][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5526.857042][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5526.857046][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5526.857050][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5526.857056][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5526.857059][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5526.857062][ C3] ? lock_acquire+0x1c1/0x220
[ 5526.857065][ C3] ? __mutex_lock+0x33e/0xb10
[ 5526.857070][ C3] _raw_spin_lock+0x67/0x80
[ 5526.857073][ C3] __mutex_lock+0x33e/0xb10
[ 5526.857078][ C3] ? mark_held_locks+0xa5/0xf0
[ 5526.857080][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5526.857085][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5526.857088][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5526.857091][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5526.857095][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5526.857100][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5526.857103][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5526.857109][ C3] __tcf_action_put+0x3d/0xf0
[ 5526.857115][ C3] tcf_action_destroy+0x43/0x130
[ 5526.857119][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5526.857122][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5526.857131][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5526.857138][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5526.857143][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5526.857148][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5526.857152][ C3] tcf_chain_flush+0x1e0/0x320
[ 5526.857156][ C3] __tcf_block_put+0x113/0x270
[ 5526.857160][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5526.857168][ C3] __qdisc_destroy+0xee/0x340
[ 5526.857172][ C3] dev_shutdown+0x129/0x350
[ 5526.857176][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5526.857182][ C3] ? mutex_is_locked+0x17/0x50
[ 5526.857185][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5526.857188][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5526.857193][ C3] default_device_exit_batch+0x234/0x2d0
[ 5526.857196][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5526.857199][ C3] ? ops_exit_list+0xb4/0x170
[ 5526.857203][ C3] cleanup_net+0x4f3/0xb60
[ 5526.857206][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5526.857208][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5526.857211][ C3] ? lock_acquire+0x1c1/0x220
[ 5526.857214][ C3] ? process_one_work+0x714/0x1310
[ 5526.857219][ C3] process_one_work+0x78c/0x1310
[ 5526.857223][ C3] ? hlock_class+0x4e/0x130
[ 5526.857226][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5526.857232][ C3] ? assign_work+0x16c/0x240
[ 5526.857235][ C3] worker_thread+0x73d/0x1010
[ 5526.857238][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5526.857242][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5526.857245][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5526.857247][ C3] kthread+0x28f/0x360
[ 5526.857251][ C3] ? __pfx_kthread+0x10/0x10
[ 5526.857253][ C3] ret_from_fork+0x31/0x70
[ 5526.857256][ C3] ? __pfx_kthread+0x10/0x10
[ 5526.857258][ C3] ret_from_fork_asm+0x1b/0x30
[ 5526.857266][ C3]
[ 5552.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1889s! [kworker/u8:1:71]
[ 5552.563709][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5552.564682][ C3] irq event stamp: 12124043
[ 5552.564917][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5552.565413][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5552.565906][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5552.566394][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5552.566883][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5552.567370][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5552.568004][ C3] Workqueue: netns cleanup_net
[ 5552.568258][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5552.568593][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5552.569600][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5552.569917][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5552.570331][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5552.570744][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5552.571155][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5552.571570][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5552.571983][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5552.572447][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5552.572790][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5552.573203][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5552.573618][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5552.574031][ C3] PKRU: 55555554
[ 5552.574219][ C3] Call Trace:
[ 5552.574396][ C3]
[ 5552.574555][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5552.574826][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5552.575079][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5552.575366][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5552.575647][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5552.575947][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5552.576222][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5552.576537][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5552.576811][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5552.577131][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5552.577437][ C3]
[ 5552.577593][ C3]
[ 5552.577751][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5552.578080][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5552.578386][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5552.578696][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5552.579024][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5552.579332][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5552.579592][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5552.579877][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5552.580173][ C3] ? lock_acquire+0x1c1/0x220
[ 5552.580425][ C3] ? __mutex_lock+0x33e/0xb10
[ 5552.580674][ C3] _raw_spin_lock+0x67/0x80
[ 5552.580915][ C3] __mutex_lock+0x33e/0xb10
[ 5552.581158][ C3] ? mark_held_locks+0xa5/0xf0
[ 5552.581411][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5552.581720][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5552.581987][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5552.582332][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5552.582616][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5552.582919][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5552.583227][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5552.583525][ C3] __tcf_action_put+0x3d/0xf0
[ 5552.583778][ C3] tcf_action_destroy+0x43/0x130
[ 5552.584041][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5552.584291][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5552.584625][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5552.584930][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5552.585258][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5552.585576][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5552.585835][ C3] tcf_chain_flush+0x1e0/0x320
[ 5552.586090][ C3] __tcf_block_put+0x113/0x270
[ 5552.586345][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5552.586667][ C3] __qdisc_destroy+0xee/0x340
[ 5552.586917][ C3] dev_shutdown+0x129/0x350
[ 5552.587158][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5552.587492][ C3] ? mutex_is_locked+0x17/0x50
[ 5552.587746][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5552.588100][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5552.588430][ C3] default_device_exit_batch+0x234/0x2d0
[ 5552.588728][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5552.589052][ C3] ? ops_exit_list+0xb4/0x170
[ 5552.589303][ C3] cleanup_net+0x4f3/0xb60
[ 5552.589545][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5552.589841][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5552.590103][ C3] ? lock_acquire+0x1c1/0x220
[ 5552.590352][ C3] ? process_one_work+0x714/0x1310
[ 5552.590623][ C3] process_one_work+0x78c/0x1310
[ 5552.590889][ C3] ? hlock_class+0x4e/0x130
[ 5552.591131][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5552.591417][ C3] ? assign_work+0x16c/0x240
[ 5552.591662][ C3] worker_thread+0x73d/0x1010
[ 5552.591911][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5552.592260][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5552.592531][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5552.592802][ C3] kthread+0x28f/0x360
[ 5552.593019][ C3] ? __pfx_kthread+0x10/0x10
[ 5552.593264][ C3] ret_from_fork+0x31/0x70
[ 5552.593500][ C3] ? __pfx_kthread+0x10/0x10
[ 5552.593745][ C3] ret_from_fork_asm+0x1b/0x30
[ 5552.594002][ C3]
[ 5580.563224][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1915s! [kworker/u8:1:71]
[ 5580.563689][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5580.564659][ C3] irq event stamp: 12124043
[ 5580.564896][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5580.565385][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5580.565882][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5580.566369][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5580.566856][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5580.567346][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5580.567978][ C3] Workqueue: netns cleanup_net
[ 5580.568232][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 5580.568504][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 5580.569516][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 5580.569837][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 5580.570255][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5580.570668][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5580.571082][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 5580.571495][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 5580.571911][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5580.572376][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5580.572721][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5580.573138][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5580.573553][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5580.573970][ C3] PKRU: 55555554
[ 5580.574159][ C3] Call Trace:
[ 5580.574335][ C3]
[ 5580.574498][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5580.574776][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5580.575027][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5580.575318][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5580.575605][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5580.575907][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5580.576183][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5580.576499][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5580.576772][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5580.577096][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5580.577404][ C3]
[ 5580.577559][ C3]
[ 5580.577716][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5580.578041][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5580.578350][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5580.578658][ C3] ? kasan_report+0xd2/0xf0
[ 5580.578901][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 5580.579199][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5580.579525][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5580.579833][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5580.580094][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5580.580376][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5580.580675][ C3] ? lock_acquire+0x1c1/0x220
[ 5580.580924][ C3] ? __mutex_lock+0x33e/0xb10
[ 5580.581172][ C3] _raw_spin_lock+0x67/0x80
[ 5580.581414][ C3] __mutex_lock+0x33e/0xb10
[ 5580.581656][ C3] ? mark_held_locks+0xa5/0xf0
[ 5580.581906][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5580.582217][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5580.582482][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5580.582828][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5580.583108][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5580.583412][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5580.583718][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5580.584017][ C3] __tcf_action_put+0x3d/0xf0
[ 5580.584270][ C3] tcf_action_destroy+0x43/0x130
[ 5580.584538][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5580.584786][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5580.585116][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5580.585418][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5580.585746][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5580.586063][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5580.586323][ C3] tcf_chain_flush+0x1e0/0x320
[ 5580.586578][ C3] __tcf_block_put+0x113/0x270
[ 5580.586836][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5580.587157][ C3] __qdisc_destroy+0xee/0x340
[ 5580.587406][ C3] dev_shutdown+0x129/0x350
[ 5580.587649][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5580.587984][ C3] ? mutex_is_locked+0x17/0x50
[ 5580.588239][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5580.588593][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5580.588924][ C3] default_device_exit_batch+0x234/0x2d0
[ 5580.589220][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5580.589544][ C3] ? ops_exit_list+0xb4/0x170
[ 5580.589793][ C3] cleanup_net+0x4f3/0xb60
[ 5580.590031][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5580.590327][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5580.590590][ C3] ? lock_acquire+0x1c1/0x220
[ 5580.590838][ C3] ? process_one_work+0x714/0x1310
[ 5580.591111][ C3] process_one_work+0x78c/0x1310
[ 5580.591374][ C3] ? hlock_class+0x4e/0x130
[ 5580.591613][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5580.591901][ C3] ? assign_work+0x16c/0x240
[ 5580.592144][ C3] worker_thread+0x73d/0x1010
[ 5580.592394][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5580.592740][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5580.593010][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5580.593280][ C3] kthread+0x28f/0x360
[ 5580.593499][ C3] ? __pfx_kthread+0x10/0x10
[ 5580.593741][ C3] ret_from_fork+0x31/0x70
[ 5580.593979][ C3] ? __pfx_kthread+0x10/0x10
[ 5580.594222][ C3] ret_from_fork_asm+0x1b/0x30
[ 5580.594482][ C3]
[ 5581.806229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 5581.806582][ C3] rcu: 3-....: (2051986 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=452466
[ 5581.807165][ C3] rcu: (t=2054899 jiffies g=2723341 q=5640 ncpus=4)
[ 5581.807513][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5581.808001][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5581.808636][ C3] Workqueue: netns cleanup_net
[ 5581.808889][ C3] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 5581.809226][ C3] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 5581.810229][ C3] RSP: 0018:ffffc9000051f4d0 EFLAGS: 00000206
[ 5581.810548][ C3] RAX: 0000000000000000 RBX: 0000000000000047 RCX: ffffffffa8cb3f0c
[ 5581.810960][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5581.811371][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5581.811786][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5581.812198][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5581.812611][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5581.813073][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5581.813417][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5581.813835][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5581.814247][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5581.814665][ C3] PKRU: 55555554
[ 5581.814853][ C3] Call Trace:
[ 5581.815030][ C3]
[ 5581.815181][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 5581.815462][ C3] ? print_cpu_stall+0x263/0x6a0
[ 5581.815723][ C3] ? check_cpu_stall+0x284/0x500
[ 5581.815982][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 5581.816279][ C3] ? rcu_pending+0x92/0x360
[ 5581.816518][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 5581.816795][ C3] ? update_process_times+0xb9/0x110
[ 5581.817076][ C3] ? tick_sched_handle+0x67/0x130
[ 5581.817341][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 5581.817636][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5581.817888][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 5581.818212][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5581.818494][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5581.818792][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5581.819067][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5581.819381][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5581.819652][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5581.819972][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5581.820280][ C3]
[ 5581.820434][ C3]
[ 5581.820590][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5581.820913][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5581.821219][ C3] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 5581.821525][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5581.821848][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5581.822154][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5581.822411][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5581.822690][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5581.822987][ C3] ? lock_acquire+0x1c1/0x220
[ 5581.823234][ C3] ? __mutex_lock+0x33e/0xb10
[ 5581.823482][ C3] _raw_spin_lock+0x67/0x80
[ 5581.823723][ C3] __mutex_lock+0x33e/0xb10
[ 5581.823962][ C3] ? mark_held_locks+0xa5/0xf0
[ 5581.824212][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5581.824527][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5581.824791][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5581.825138][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5581.825420][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5581.825721][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5581.826024][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5581.826320][ C3] __tcf_action_put+0x3d/0xf0
[ 5581.826568][ C3] tcf_action_destroy+0x43/0x130
[ 5581.826828][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5581.827072][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5581.827397][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5581.827695][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5581.828019][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5581.828332][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5581.828589][ C3] tcf_chain_flush+0x1e0/0x320
[ 5581.828841][ C3] __tcf_block_put+0x113/0x270
[ 5581.829094][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5581.829409][ C3] __qdisc_destroy+0xee/0x340
[ 5581.829657][ C3] dev_shutdown+0x129/0x350
[ 5581.829896][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5581.830227][ C3] ? mutex_is_locked+0x17/0x50
[ 5581.830479][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5581.830828][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5581.831155][ C3] default_device_exit_batch+0x234/0x2d0
[ 5581.831448][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5581.831770][ C3] ? ops_exit_list+0xb4/0x170
[ 5581.832017][ C3] cleanup_net+0x4f3/0xb60
[ 5581.832252][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5581.832548][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5581.832810][ C3] ? lock_acquire+0x1c1/0x220
[ 5581.833059][ C3] ? process_one_work+0x714/0x1310
[ 5581.833330][ C3] process_one_work+0x78c/0x1310
[ 5581.833592][ C3] ? hlock_class+0x4e/0x130
[ 5581.833829][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5581.834115][ C3] ? assign_work+0x16c/0x240
[ 5581.834364][ C3] worker_thread+0x73d/0x1010
[ 5581.834614][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5581.834960][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5581.835230][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5581.835499][ C3] kthread+0x28f/0x360
[ 5581.835715][ C3] ? __pfx_kthread+0x10/0x10
[ 5581.835957][ C3] ret_from_fork+0x31/0x70
[ 5581.836195][ C3] ? __pfx_kthread+0x10/0x10
[ 5581.836437][ C3] ret_from_fork_asm+0x1b/0x30
[ 5581.836691][ C3]
[ 5608.563224][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1941s! [kworker/u8:1:71]
[ 5608.563680][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5608.564658][ C3] irq event stamp: 12124043
[ 5608.564893][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5608.565383][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5608.565875][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5608.566367][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5608.566855][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5608.567340][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5608.567971][ C3] Workqueue: netns cleanup_net
[ 5608.568224][ C3] RIP: 0010:kasan_report+0xd2/0xf0
[ 5608.568494][ C3] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 5608.569494][ C3] RSP: 0018:ffffc9000051f428 EFLAGS: 00000286
[ 5608.569812][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 5608.570223][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5608.570632][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5608.571044][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 5608.571456][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 5608.571866][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5608.572327][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5608.572668][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5608.573083][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5608.573495][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5608.573906][ C3] PKRU: 55555554
[ 5608.574093][ C3] Call Trace:
[ 5608.574274][ C3]
[ 5608.574426][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5608.574696][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5608.574946][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5608.575232][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5608.575513][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5608.575810][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5608.576083][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5608.576398][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5608.576668][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5608.576986][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5608.577288][ C3]
[ 5608.577445][ C3]
[ 5608.577600][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5608.577924][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5608.578231][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5608.578538][ C3] ? kasan_report+0xd2/0xf0
[ 5608.578781][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5608.579088][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 5608.579386][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5608.579711][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5608.580017][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5608.580277][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5608.580562][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5608.580859][ C3] ? lock_acquire+0x1c1/0x220
[ 5608.581108][ C3] ? __mutex_lock+0x33e/0xb10
[ 5608.581358][ C3] _raw_spin_lock+0x67/0x80
[ 5608.581597][ C3] __mutex_lock+0x33e/0xb10
[ 5608.581838][ C3] ? mark_held_locks+0xa5/0xf0
[ 5608.582090][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5608.582397][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5608.582664][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5608.583007][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5608.583287][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5608.583589][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5608.583897][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5608.584193][ C3] __tcf_action_put+0x3d/0xf0
[ 5608.584450][ C3] tcf_action_destroy+0x43/0x130
[ 5608.584713][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5608.584959][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5608.585285][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5608.585588][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5608.585916][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5608.586233][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5608.586491][ C3] tcf_chain_flush+0x1e0/0x320
[ 5608.586744][ C3] __tcf_block_put+0x113/0x270
[ 5608.587000][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5608.587320][ C3] __qdisc_destroy+0xee/0x340
[ 5608.587569][ C3] dev_shutdown+0x129/0x350
[ 5608.587810][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5608.588143][ C3] ? mutex_is_locked+0x17/0x50
[ 5608.588396][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5608.588749][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5608.589078][ C3] default_device_exit_batch+0x234/0x2d0
[ 5608.589374][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5608.589699][ C3] ? ops_exit_list+0xb4/0x170
[ 5608.589948][ C3] cleanup_net+0x4f3/0xb60
[ 5608.590185][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5608.590480][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5608.590741][ C3] ? lock_acquire+0x1c1/0x220
[ 5608.590990][ C3] ? process_one_work+0x714/0x1310
[ 5608.591264][ C3] process_one_work+0x78c/0x1310
[ 5608.591528][ C3] ? hlock_class+0x4e/0x130
[ 5608.591768][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5608.592053][ C3] ? assign_work+0x16c/0x240
[ 5608.592299][ C3] worker_thread+0x73d/0x1010
[ 5608.592546][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5608.592890][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5608.593164][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5608.593433][ C3] kthread+0x28f/0x360
[ 5608.593650][ C3] ? __pfx_kthread+0x10/0x10
[ 5608.593892][ C3] ret_from_fork+0x31/0x70
[ 5608.594127][ C3] ? __pfx_kthread+0x10/0x10
[ 5608.594375][ C3] ret_from_fork_asm+0x1b/0x30
[ 5608.594629][ C3]
[ 5625.159251][T21421] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 2097957 jiffies s: 467069 root: 0x8/.
[ 5625.159914][T21421] rcu: blocking rcu_node structures (internal RCU debug):
[ 5625.160293][T21421] Sending NMI from CPU 0 to CPUs 3:
[ 5625.160573][ C3] NMI backtrace for cpu 3
[ 5625.160577][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5625.160580][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5625.160582][ C3] Workqueue: netns cleanup_net
[ 5625.160586][ C3] RIP: 0010:kasan_report+0x19/0xf0
[ 5625.160591][ C3] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 5625.160593][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 5625.160596][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 5625.160597][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5625.160599][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 5625.160601][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5625.160602][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: 1ffff920000a3e9b
[ 5625.160604][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5625.160606][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5625.160609][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5625.160611][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5625.160612][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5625.160614][ C3] PKRU: 55555554
[ 5625.160615][ C3] Call Trace:
[ 5625.160617][ C3]
[ 5625.160619][ C3] ? nmi_cpu_backtrace+0x112/0x220
[ 5625.160624][ C3] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 5625.160627][ C3] ? nmi_handle+0x153/0x420
[ 5625.160632][ C3] ? default_do_nmi+0x41/0x100
[ 5625.160636][ C3] ? exc_nmi+0xf3/0x120
[ 5625.160638][ C3] ? end_repeat_nmi+0xf/0x60
[ 5625.160642][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5625.160647][ C3] ? kasan_report+0x19/0xf0
[ 5625.160650][ C3] ? kasan_report+0x19/0xf0
[ 5625.160653][ C3] ? kasan_report+0x19/0xf0
[ 5625.160656][ C3]
[ 5625.160656][ C3]
[ 5625.160660][ C3] kasan_check_range+0x39/0x1c0
[ 5625.160665][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5625.160669][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5625.160673][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5625.160677][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5625.160681][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5625.160683][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5625.160687][ C3] ? lock_acquire+0x1c1/0x220
[ 5625.160689][ C3] ? __mutex_lock+0x33e/0xb10
[ 5625.160694][ C3] _raw_spin_lock+0x67/0x80
[ 5625.160697][ C3] __mutex_lock+0x33e/0xb10
[ 5625.160701][ C3] ? mark_held_locks+0xa5/0xf0
[ 5625.160703][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5625.160708][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5625.160711][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5625.160715][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5625.160718][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5625.160723][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5625.160726][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5625.160731][ C3] __tcf_action_put+0x3d/0xf0
[ 5625.160736][ C3] tcf_action_destroy+0x43/0x130
[ 5625.160739][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5625.160742][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5625.160748][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5625.160755][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5625.160761][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5625.160766][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5625.160770][ C3] tcf_chain_flush+0x1e0/0x320
[ 5625.160774][ C3] __tcf_block_put+0x113/0x270
[ 5625.160778][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5625.160786][ C3] __qdisc_destroy+0xee/0x340
[ 5625.160789][ C3] dev_shutdown+0x129/0x350
[ 5625.160792][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5625.160797][ C3] ? mutex_is_locked+0x17/0x50
[ 5625.160800][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5625.160803][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5625.160807][ C3] default_device_exit_batch+0x234/0x2d0
[ 5625.160810][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5625.160813][ C3] ? ops_exit_list+0xb4/0x170
[ 5625.160816][ C3] cleanup_net+0x4f3/0xb60
[ 5625.160819][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5625.160822][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5625.160825][ C3] ? lock_acquire+0x1c1/0x220
[ 5625.160827][ C3] ? process_one_work+0x714/0x1310
[ 5625.160831][ C3] process_one_work+0x78c/0x1310
[ 5625.160835][ C3] ? hlock_class+0x4e/0x130
[ 5625.160838][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5625.160843][ C3] ? assign_work+0x16c/0x240
[ 5625.160846][ C3] worker_thread+0x73d/0x1010
[ 5625.160849][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5625.160853][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5625.160856][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5625.160858][ C3] kthread+0x28f/0x360
[ 5625.160860][ C3] ? __pfx_kthread+0x10/0x10
[ 5625.160862][ C3] ret_from_fork+0x31/0x70
[ 5625.160865][ C3] ? __pfx_kthread+0x10/0x10
[ 5625.160867][ C3] ret_from_fork_asm+0x1b/0x30
[ 5625.160873][ C3]
[ 5652.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 1982s! [kworker/u8:1:71]
[ 5652.563680][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5652.564655][ C3] irq event stamp: 12124043
[ 5652.564894][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5652.565383][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5652.565878][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5652.566367][ C3] softirqs last disabled at (12123486): [] fib6_run_gc+0x152/0x240
[ 5652.566856][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5652.567344][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5652.567975][ C3] Workqueue: netns cleanup_net
[ 5652.568228][ C3] RIP: 0010:kasan_report+0x22/0xf0
[ 5652.568498][ C3] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 5652.569502][ C3] RSP: 0018:ffffc9000051f408 EFLAGS: 00000282
[ 5652.569820][ C3] RAX: 0000000000000001 RBX: ffffed10045e5642 RCX: ffffffffa8cb35b0
[ 5652.570234][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5652.570649][ C3] RBP: ffffed10045e5641 R08: 0000000000000000 R09: ffffed10045e5641
[ 5652.571062][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000003
[ 5652.571474][ C3] R13: ffffed10045e5641 R14: 0000000000000001 R15: ffff8880057c0040
[ 5652.571888][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5652.572352][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5652.572696][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5652.573111][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5652.573524][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5652.573939][ C3] PKRU: 55555554
[ 5652.574132][ C3] Call Trace:
[ 5652.574308][ C3]
[ 5652.574462][ C3] ? watchdog_timer_fn+0x2cf/0x3c0
[ 5652.574734][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5652.574986][ C3] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 5652.575275][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5652.575557][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5652.575854][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5652.576129][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5652.576445][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5652.576717][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5652.577037][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5652.577344][ C3]
[ 5652.577499][ C3]
[ 5652.577655][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5652.577980][ C3] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 5652.578284][ C3] ? kasan_report+0x22/0xf0
[ 5652.578528][ C3] kasan_check_range+0x39/0x1c0
[ 5652.578785][ C3] queued_spin_lock_slowpath+0xb0/0xb90
[ 5652.579080][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5652.579407][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5652.579715][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5652.579975][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5652.580258][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5652.580556][ C3] ? lock_acquire+0x1c1/0x220
[ 5652.580804][ C3] ? __mutex_lock+0x33e/0xb10
[ 5652.581053][ C3] _raw_spin_lock+0x67/0x80
[ 5652.581295][ C3] __mutex_lock+0x33e/0xb10
[ 5652.581537][ C3] ? mark_held_locks+0xa5/0xf0
[ 5652.581789][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5652.582100][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5652.582366][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5652.582712][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5652.582992][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5652.583296][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5652.583604][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5652.583903][ C3] __tcf_action_put+0x3d/0xf0
[ 5652.584159][ C3] tcf_action_destroy+0x43/0x130
[ 5652.584423][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5652.584671][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5652.585001][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5652.585304][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5652.585631][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5652.585947][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5652.586206][ C3] tcf_chain_flush+0x1e0/0x320
[ 5652.586461][ C3] __tcf_block_put+0x113/0x270
[ 5652.586717][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5652.587038][ C3] __qdisc_destroy+0xee/0x340
[ 5652.587288][ C3] dev_shutdown+0x129/0x350
[ 5652.587529][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5652.587864][ C3] ? mutex_is_locked+0x17/0x50
[ 5652.588118][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5652.588474][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5652.588804][ C3] default_device_exit_batch+0x234/0x2d0
[ 5652.589100][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5652.589425][ C3] ? ops_exit_list+0xb4/0x170
[ 5652.589675][ C3] cleanup_net+0x4f3/0xb60
[ 5652.589912][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5652.590209][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5652.590471][ C3] ? lock_acquire+0x1c1/0x220
[ 5652.590721][ C3] ? process_one_work+0x714/0x1310
[ 5652.590993][ C3] process_one_work+0x78c/0x1310
[ 5652.591257][ C3] ? hlock_class+0x4e/0x130
[ 5652.591498][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5652.591785][ C3] ? assign_work+0x16c/0x240
[ 5652.592030][ C3] worker_thread+0x73d/0x1010
[ 5652.592280][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5652.592625][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5652.592895][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5652.593164][ C3] kthread+0x28f/0x360
[ 5652.593385][ C3] ? __pfx_kthread+0x10/0x10
[ 5652.593627][ C3] ret_from_fork+0x31/0x70
[ 5652.593866][ C3] ? __pfx_kthread+0x10/0x10
[ 5652.594112][ C3] ret_from_fork_asm+0x1b/0x30
[ 5652.594370][ C3]
[ 5659.840229][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 5659.840594][ C3] rcu: 3-....: (2129904 ticks this GP) idle=37fc/1/0x4000000000000000 softirq=3079680/3079683 fqs=468808
[ 5659.841175][ C3] rcu: (t=2132933 jiffies g=2723341 q=5640 ncpus=4)
[ 5659.841520][ C3] CPU: 3 PID: 71 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 5659.842006][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5659.842639][ C3] Workqueue: netns cleanup_net
[ 5659.842892][ C3] RIP: 0010:kasan_report+0xd6/0xf0
[ 5659.843161][ C3] Code: 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 <44> 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb
[ 5659.844166][ C3] RSP: 0018:ffffc9000051f498 EFLAGS: 00000282
[ 5659.844484][ C3] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa8cb3f0c
[ 5659.844894][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888022f2b208
[ 5659.845304][ C3] RBP: ffff888022f2b208 R08: 0000000000000000 R09: ffffed10045e5641
[ 5659.845717][ C3] R10: 0000000000000003 R11: 205d313754202020 R12: 0000000000000000
[ 5659.846127][ C3] R13: ffffffffa8cb3f0c R14: 0000000000000004 R15: ffff8880057c0040
[ 5659.846538][ C3] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000
[ 5659.846998][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5659.847340][ C3] CR2: 0000556a576b99d8 CR3: 0000000021334001 CR4: 0000000000770ef0
[ 5659.847754][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5659.848167][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5659.848578][ C3] PKRU: 55555554
[ 5659.848766][ C3] Call Trace:
[ 5659.848941][ C3]
[ 5659.849092][ C3] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 5659.849373][ C3] ? print_cpu_stall+0x263/0x6a0
[ 5659.849633][ C3] ? check_cpu_stall+0x284/0x500
[ 5659.849891][ C3] ? debug_object_deactivate+0x216/0x3a0
[ 5659.850189][ C3] ? rcu_pending+0x92/0x360
[ 5659.850427][ C3] ? rcu_sched_clock_irq+0x107/0x3f0
[ 5659.850705][ C3] ? update_process_times+0xb9/0x110
[ 5659.850984][ C3] ? tick_sched_handle+0x67/0x130
[ 5659.851249][ C3] ? tick_nohz_highres_handler+0xa7/0xd0
[ 5659.851542][ C3] ? __run_hrtimer+0x1c0/0x710
[ 5659.851792][ C3] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 5659.852115][ C3] ? __hrtimer_run_queues+0x197/0x270
[ 5659.852397][ C3] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 5659.852693][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 5659.852968][ C3] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 5659.853282][ C3] ? hrtimer_interrupt+0x2c3/0x770
[ 5659.853552][ C3] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 5659.853871][ C3] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 5659.854184][ C3]
[ 5659.854337][ C3]
[ 5659.854493][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 5659.854817][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5659.855122][ C3] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 5659.855426][ C3] ? kasan_report+0xd6/0xf0
[ 5659.855663][ C3] queued_spin_lock_slowpath+0xa0c/0xb90
[ 5659.855957][ C3] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 5659.856279][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 5659.856581][ C3] do_raw_spin_lock+0x1ec/0x270
[ 5659.856837][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 5659.857115][ C3] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 5659.857410][ C3] ? lock_acquire+0x1c1/0x220
[ 5659.857656][ C3] ? __mutex_lock+0x33e/0xb10
[ 5659.857903][ C3] _raw_spin_lock+0x67/0x80
[ 5659.858142][ C3] __mutex_lock+0x33e/0xb10
[ 5659.858380][ C3] ? mark_held_locks+0xa5/0xf0
[ 5659.858628][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5659.858935][ C3] ? __pfx___mutex_lock+0x10/0x10
[ 5659.859198][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5659.859543][ C3] ? refcount_dec_not_one+0x6b/0x180
[ 5659.859817][ C3] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 5659.860119][ C3] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 5659.860422][ C3] refcount_dec_and_mutex_lock+0x35/0x90
[ 5659.860717][ C3] __tcf_action_put+0x3d/0xf0
[ 5659.860966][ C3] tcf_action_destroy+0x43/0x130
[ 5659.861226][ C3] tcf_exts_destroy+0x3c/0xb0
[ 5659.861473][ C3] __basic_delete_filter+0x16/0xe0 [cls_basic]
[ 5659.861800][ C3] basic_destroy+0x432/0x660 [cls_basic]
[ 5659.862101][ C3] ? __pfx_basic_destroy+0x10/0x10 [cls_basic]
[ 5659.862428][ C3] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 5659.862743][ C3] tcf_proto_destroy+0x6e/0x2e0
[ 5659.863000][ C3] tcf_chain_flush+0x1e0/0x320
[ 5659.863253][ C3] __tcf_block_put+0x113/0x270
[ 5659.863506][ C3] ingress_destroy+0x156/0x450 [sch_ingress]
[ 5659.863825][ C3] __qdisc_destroy+0xee/0x340
[ 5659.864077][ C3] dev_shutdown+0x129/0x350
[ 5659.864323][ C3] unregister_netdevice_many_notify+0x4fe/0x1180
[ 5659.864655][ C3] ? mutex_is_locked+0x17/0x50
[ 5659.864908][ C3] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 5659.865260][ C3] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 5659.865589][ C3] default_device_exit_batch+0x234/0x2d0
[ 5659.865883][ C3] ? __pfx_default_device_exit_batch+0x10/0x10
[ 5659.866206][ C3] ? ops_exit_list+0xb4/0x170
[ 5659.866454][ C3] cleanup_net+0x4f3/0xb60
[ 5659.866687][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 5659.866982][ C3] ? __pfx_cleanup_net+0x10/0x10
[ 5659.867242][ C3] ? lock_acquire+0x1c1/0x220
[ 5659.867490][ C3] ? process_one_work+0x714/0x1310
[ 5659.867761][ C3] process_one_work+0x78c/0x1310
[ 5659.868024][ C3] ? hlock_class+0x4e/0x130
[ 5659.868261][ C3] ? __pfx_process_one_work+0x10/0x10
[ 5659.868547][ C3] ? assign_work+0x16c/0x240
[ 5659.868789][ C3] worker_thread+0x73d/0x1010
[ 5659.869037][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 5659.869381][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5659.869651][ C3] ? __pfx_worker_thread+0x10/0x10
[ 5659.869919][ C3] kthread+0x28f/0x360
[ 5659.870136][ C3] ? __pfx_kthread+0x10/0x10
[ 5659.870377][ C3] ret_from_fork+0x31/0x70
[ 5659.870612][ C3] ? __pfx_kthread+0x10/0x10
[ 5659.870855][ C3] ret_from_fork_asm+0x1b/0x30
[ 5659.871111][ C3]
[ 5684.563225][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 2012s! [kworker/u8:1:71]
[ 5684.563715][ C3] Modules linked in: sch_ingress act_mirred cls_basic sch_fq_codel geneve ip6_gre ip_gre gre sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c vxlan mpls_iptunnel mpls_router
[ 5684.564695][ C3] irq event stamp: 12124043
[ 5684.564929][ C3] hardirqs last enabled at (12124043): [] irqentry_exit+0x3b/0x90
[ 5684.565421][ C3] hardirqs last disabled at (12124042): [] __do_softirq+0x670/0x7ff
[ 5684.565912][ C3] softirqs last enabled at (12123494): [] fib6_run_gc+0x114/0x240
[ 5684.566399][ C3] softirqs last disabled at (12123486): [