[ 18.935904][ T250] sctp: Hash tables configured (bind 32/56)
[ 20.200353][ T260] ip (260) used greatest stack depth: 24088 bytes left
[ 23.472902][ T283] ip (283) used greatest stack depth: 23936 bytes left
[ 56.128188][ C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 56.807261][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 57.270053][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 58.048472][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 58.325706][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[ 101.085658][ T556] ==================================================================
[ 101.086048][ T556] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 101.086374][ T556] Write of size 8 at addr 0000000000000000 by task ip/556
[ 101.086645][ T556]
[ 101.086767][ T556] CPU: 0 UID: 0 PID: 556 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 101.086773][ T556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 101.086777][ T556] Call Trace:
[ 101.086779][ T556]
[ 101.086781][ T556] dump_stack_lvl+0x82/0xc0
[ 101.086798][ T556] ? try_to_grab_pending+0x81/0x6c0
[ 101.086801][ T556] kasan_report+0xca/0x100
[ 101.086811][ T556] ? try_to_grab_pending+0x81/0x6c0
[ 101.086816][ T556] kasan_check_range+0x39/0x1b0
[ 101.086819][ T556] try_to_grab_pending+0x81/0x6c0
[ 101.086824][ T556] __cancel_work+0x7c/0x260
[ 101.086827][ T556] ? enable_delayed_work+0x10/0x10
[ 101.086832][ T556] ? queue_delayed_work_on+0x6a/0xa0
[ 101.086837][ T556] __cancel_work_sync+0x18/0xc0
[ 101.086841][ T556] __dev_close_many+0x1ce/0x810
[ 101.086851][ T556] ? netdev_notify_peers+0x20/0x20
[ 101.086855][ T556] ? __local_bh_enable_ip+0xa9/0x120
[ 101.086865][ T556] __dev_change_flags+0x24b/0x6c0
[ 101.086870][ T556] ? netif_set_allmulti+0x360/0x360
[ 101.086874][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.086881][ T556] netif_change_flags+0x80/0x160
[ 101.086886][ T556] dev_change_flags+0xa8/0x150
[ 101.086890][ T556] cycle_netdev+0x90/0xe0
[ 101.086900][ T556] vrf_add_slave+0xf2/0x210
[ 101.086904][ T556] do_set_master+0x323/0x4f0
[ 101.086912][ T556] do_setlink.constprop.0+0x9ee/0x2460
[ 101.086917][ T556] ? rtnl_newlink_create+0x770/0x770
[ 101.086924][ T556] ? rcu_read_lock_any_held+0x3f/0xa0
[ 101.086932][ T556] ? validate_chain+0x15e/0x4d0
[ 101.086937][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.086942][ T556] ? __mutex_trylock_common+0xf9/0x260
[ 101.086946][ T556] ? __mutex_handoff+0x2b0/0x2b0
[ 101.086949][ T556] ? rcu_is_watching+0x12/0xb0
[ 101.086954][ T556] ? rcu_is_watching+0x12/0xb0
[ 101.086957][ T556] ? trace_contention_end+0xd8/0x140
[ 101.086961][ T556] ? __mutex_lock+0x19f/0x1190
[ 101.086968][ T556] ? __lock_release+0x5d/0x170
[ 101.086971][ T556] ? rtnl_newlink+0x64a/0xa60
[ 101.086975][ T556] ? ww_mutex_lock+0x160/0x160
[ 101.086978][ T556] ? trace_cap_capable+0x10b/0x180
[ 101.086988][ T556] ? __rtnl_newlink+0x40a/0xa30
[ 101.086993][ T556] rtnl_newlink+0x693/0xa60
[ 101.086999][ T556] ? __rtnl_newlink+0xa30/0xa30
[ 101.087002][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.087008][ T556] ? find_held_lock+0x2b/0x80
[ 101.087012][ T556] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 101.087015][ T556] ? __lock_release+0x5d/0x170
[ 101.087019][ T556] ? __rtnl_newlink+0xa30/0xa30
[ 101.087023][ T556] rtnetlink_rcv_msg+0x709/0xc00
[ 101.087027][ T556] ? rtnl_port_fill+0x890/0x890
[ 101.087030][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.087038][ T556] netlink_rcv_skb+0x121/0x340
[ 101.087045][ T556] ? rtnl_port_fill+0x890/0x890
[ 101.087050][ T556] ? netlink_ack+0xdf0/0xdf0
[ 101.087057][ T556] ? netlink_deliver_tap+0x13e/0x340
[ 101.087060][ T556] ? netlink_deliver_tap+0xc3/0x340
[ 101.087065][ T556] netlink_unicast+0x4aa/0x780
[ 101.087070][ T556] ? netlink_attachskb+0x810/0x810
[ 101.087074][ T556] ? __lock_acquire+0x3b0/0x7e0
[ 101.087080][ T556] netlink_sendmsg+0x714/0xbd0
[ 101.087085][ T556] ? netlink_unicast+0x780/0x780
[ 101.087089][ T556] ? __import_iovec+0x230/0x3b0
[ 101.087098][ T556] ? _copy_from_user+0x53/0x90
[ 101.087104][ T556] ? netlink_unicast+0x780/0x780
[ 101.087109][ T556] ____sys_sendmsg+0x3dd/0x890
[ 101.087114][ T556] ? get_timestamp.constprop.0+0x370/0x370
[ 101.087117][ T556] ? __copy_msghdr+0x3d0/0x3d0
[ 101.087125][ T556] ___sys_sendmsg+0xed/0x170
[ 101.087127][ T556] ? kasan_record_aux_stack+0x8c/0xa0
[ 101.087130][ T556] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 101.087135][ T556] ? copy_msghdr_from_user+0x110/0x110
[ 101.087140][ T556] ? find_held_lock+0x2b/0x80
[ 101.087144][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.087150][ T556] ? find_held_lock+0x2b/0x80
[ 101.087153][ T556] ? __virt_addr_valid+0x22a/0x450
[ 101.087160][ T556] ? __lock_release+0x5d/0x170
[ 101.087166][ T556] __sys_sendmsg+0x10b/0x1a0
[ 101.087168][ T556] ? __call_rcu_common.constprop.0+0x318/0x630
[ 101.087172][ T556] ? __sys_sendmsg_sock+0x20/0x20
[ 101.087179][ T556] ? rcu_is_watching+0x12/0xb0
[ 101.087183][ T556] do_syscall_64+0xc1/0xfd0
[ 101.087187][ T556] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 101.087196][ T556] RIP: 0033:0x7f2ccbb581d7
[ 101.087201][ T556] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[ 101.087205][ T556] RSP: 002b:00007ffca9e40118 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 101.087212][ T556] RAX: ffffffffffffffda RBX: 00007ffca9e40850 RCX: 00007f2ccbb581d7
[ 101.087214][ T556] RDX: 0000000000000000 RSI: 00007ffca9e40180 RDI: 0000000000000005
[ 101.087216][ T556] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 101.087217][ T556] R10: 000000002c28d910 R11: 0000000000000246 R12: 0000000000000003
[ 101.087219][ T556] R13: 00000000691cc74a R14: 0000000000499600 R15: 0000000000000000
[ 101.087228][ T556]
[ 101.087229][ T556] ==================================================================
[ 101.106376][ T556] Disabling lock debugging due to kernel taint
[ 101.106644][ T556] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 101.106928][ T556] #PF: supervisor write access in kernel mode
[ 101.107160][ T556] #PF: error_code(0x0002) - not-present page
[ 101.107394][ T556] PGD b853067 P4D b853067 PUD 9f59067 PMD 0
[ 101.107644][ T556] Oops: Oops: 0002 [#1] SMP KASAN
[ 101.107839][ T556] CPU: 0 UID: 0 PID: 556 Comm: ip Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 101.108221][ T556] Tainted: [B]=BAD_PAGE
[ 101.108367][ T556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 101.108610][ T556] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 101.108857][ T556] Code: 00 41 89 c0 b8 01 00 00 00 45 85 c0 74 0f 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f c3 be 08 00 00 00 48 89 df e8 df 81 84 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 101.109513][ T556] RSP: 0018:ffffc90000656e70 EFLAGS: 00010046
[ 101.109767][ T556] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffae840aaa
[ 101.110049][ T556] RDX: fffffbfff654fecd RSI: 0000000000000008 RDI: ffffffffb2a7f660
[ 101.110332][ T556] RBP: ffffc90000656ed8 R08: 0000000000000001 R09: fffffbfff654fecc
[ 101.110665][ T556] R10: ffffffffb2a7f667 R11: ffffc90000656940 R12: 0000000000000000
[ 101.110953][ T556] R13: 0000000000000282 R14: ffff8880090fc000 R15: dffffc0000000000
[ 101.111253][ T556] FS: 00007f2ccb98a800(0000) GS:ffff8880837ec000(0000) knlGS:0000000000000000
[ 101.111607][ T556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 101.111858][ T556] CR2: 0000000000000000 CR3: 000000000245e004 CR4: 0000000000772ef0
[ 101.112158][ T556] PKRU: 55555554
[ 101.112308][ T556] Call Trace:
[ 101.112456][ T556]
[ 101.112562][ T556] __cancel_work+0x7c/0x260
[ 101.112764][ T556] ? enable_delayed_work+0x10/0x10
[ 101.112957][ T556] ? queue_delayed_work_on+0x6a/0xa0
[ 101.113152][ T556] __cancel_work_sync+0x18/0xc0
[ 101.113343][ T556] __dev_close_many+0x1ce/0x810
[ 101.113543][ T556] ? netdev_notify_peers+0x20/0x20
[ 101.113748][ T556] ? __local_bh_enable_ip+0xa9/0x120
[ 101.113943][ T556] __dev_change_flags+0x24b/0x6c0
[ 101.114136][ T556] ? netif_set_allmulti+0x360/0x360
[ 101.114326][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.114518][ T556] netif_change_flags+0x80/0x160
[ 101.114719][ T556] dev_change_flags+0xa8/0x150
[ 101.114917][ T556] cycle_netdev+0x90/0xe0
[ 101.115062][ T556] vrf_add_slave+0xf2/0x210
[ 101.115252][ T556] do_set_master+0x323/0x4f0
[ 101.115445][ T556] do_setlink.constprop.0+0x9ee/0x2460
[ 101.115645][ T556] ? rtnl_newlink_create+0x770/0x770
[ 101.115837][ T556] ? rcu_read_lock_any_held+0x3f/0xa0
[ 101.116032][ T556] ? validate_chain+0x15e/0x4d0
[ 101.116234][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.116424][ T556] ? __mutex_trylock_common+0xf9/0x260
[ 101.116621][ T556] ? __mutex_handoff+0x2b0/0x2b0
[ 101.116810][ T556] ? rcu_is_watching+0x12/0xb0
[ 101.117003][ T556] ? rcu_is_watching+0x12/0xb0
[ 101.117190][ T556] ? trace_contention_end+0xd8/0x140
[ 101.117403][ T556] ? __mutex_lock+0x19f/0x1190
[ 101.117605][ T556] ? __lock_release+0x5d/0x170
[ 101.117806][ T556] ? rtnl_newlink+0x64a/0xa60
[ 101.117999][ T556] ? ww_mutex_lock+0x160/0x160
[ 101.118200][ T556] ? trace_cap_capable+0x10b/0x180
[ 101.118393][ T556] ? __rtnl_newlink+0x40a/0xa30
[ 101.118590][ T556] rtnl_newlink+0x693/0xa60
[ 101.118789][ T556] ? __rtnl_newlink+0xa30/0xa30
[ 101.118978][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.119169][ T556] ? find_held_lock+0x2b/0x80
[ 101.119364][ T556] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 101.119555][ T556] ? __lock_release+0x5d/0x170
[ 101.119755][ T556] ? __rtnl_newlink+0xa30/0xa30
[ 101.119942][ T556] rtnetlink_rcv_msg+0x709/0xc00
[ 101.120133][ T556] ? rtnl_port_fill+0x890/0x890
[ 101.120319][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.120512][ T556] netlink_rcv_skb+0x121/0x340
[ 101.120709][ T556] ? rtnl_port_fill+0x890/0x890
[ 101.120906][ T556] ? netlink_ack+0xdf0/0xdf0
[ 101.121096][ T556] ? netlink_deliver_tap+0x13e/0x340
[ 101.121305][ T556] ? netlink_deliver_tap+0xc3/0x340
[ 101.121496][ T556] netlink_unicast+0x4aa/0x780
[ 101.121697][ T556] ? netlink_attachskb+0x810/0x810
[ 101.121887][ T556] ? __lock_acquire+0x3b0/0x7e0
[ 101.122194][ T556] netlink_sendmsg+0x714/0xbd0
[ 101.122387][ T556] ? netlink_unicast+0x780/0x780
[ 101.122578][ T556] ? __import_iovec+0x230/0x3b0
[ 101.122783][ T556] ? _copy_from_user+0x53/0x90
[ 101.123087][ T556] ? netlink_unicast+0x780/0x780
[ 101.123278][ T556] ____sys_sendmsg+0x3dd/0x890
[ 101.123468][ T556] ? get_timestamp.constprop.0+0x370/0x370
[ 101.123712][ T556] ? __copy_msghdr+0x3d0/0x3d0
[ 101.124014][ T556] ___sys_sendmsg+0xed/0x170
[ 101.124205][ T556] ? kasan_record_aux_stack+0x8c/0xa0
[ 101.124393][ T556] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 101.124751][ T556] ? copy_msghdr_from_user+0x110/0x110
[ 101.124940][ T556] ? find_held_lock+0x2b/0x80
[ 101.125131][ T556] ? __lock_acquire+0x449/0x7e0
[ 101.125318][ T556] ? find_held_lock+0x2b/0x80
[ 101.125639][ T556] ? __virt_addr_valid+0x22a/0x450
[ 101.125836][ T556] ? __lock_release+0x5d/0x170
[ 101.126027][ T556] __sys_sendmsg+0x10b/0x1a0
[ 101.126214][ T556] ? __call_rcu_common.constprop.0+0x318/0x630
[ 101.126558][ T556] ? __sys_sendmsg_sock+0x20/0x20
[ 101.126757][ T556] ? rcu_is_watching+0x12/0xb0
[ 101.126945][ T556] do_syscall_64+0xc1/0xfd0
[ 101.127135][ T556] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 101.127485][ T556] RIP: 0033:0x7f2ccbb581d7
[ 101.127697][ T556] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[ 101.128480][ T556] RSP: 002b:00007ffca9e40118 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 101.128784][ T556] RAX: ffffffffffffffda RBX: 00007ffca9e40850 RCX: 00007f2ccbb581d7
[ 101.129193][ T556] RDX: 0000000000000000 RSI: 00007ffca9e40180 RDI: 0000000000000005
[ 101.129477][ T556] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 101.129766][ T556] R10: 000000002c28d910 R11: 0000000000000246 R12: 0000000000000003
[ 101.130170][ T556] R13: 00000000691cc74a R14: 0000000000499600 R15: 0000000000000000
[ 101.130464][ T556]
[ 101.130618][ T556] Modules linked in: nf_conntrack_netlink nft_nat nft_numgen nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 sctp_diag nft_limit tcp_diag inet_diag nfnetlink_queue nft_queue nf_tables veth sctp ip6_udp_tunnel udp_tunnel
[ 101.131570][ T556] CR2: 0000000000000000
[ 101.131727][ T556] ---[ end trace 0000000000000000 ]---
[ 101.132038][ T556] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 101.132281][ T556] Code: 00 41 89 c0 b8 01 00 00 00 45 85 c0 74 0f 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f c3 be 08 00 00 00 48 89 df e8 df 81 84 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 101.133059][ T556] RSP: 0018:ffffc90000656e70 EFLAGS: 00010046
[ 101.133299][ T556] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffae840aaa
[ 101.133708][ T556] RDX: fffffbfff654fecd RSI: 0000000000000008 RDI: ffffffffb2a7f660
[ 101.133987][ T556] RBP: ffffc90000656ed8 R08: 0000000000000001 R09: fffffbfff654fecc
[ 101.134263][ T556] R10: ffffffffb2a7f667 R11: ffffc90000656940 R12: 0000000000000000
[ 101.134661][ T556] R13: 0000000000000282 R14: ffff8880090fc000 R15: dffffc0000000000
[ 101.134957][ T556] FS: 00007f2ccb98a800(0000) GS:ffff8880837ec000(0000) knlGS:0000000000000000
[ 101.135288][ T556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 101.135526][ T556] CR2: 0000000000000000 CR3: 000000000245e004 CR4: 0000000000772ef0
[ 101.135814][ T556] PKRU: 55555554
[ 101.135957][ T556] Kernel panic - not syncing: Fatal exception
[ 101.136426][ T556] Kernel Offset: 0x2d200000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 101.136879][ T556] ---[ end Kernel panic - not syncing: Fatal exception ]---
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