[ 17.774958][ T279] netdevsim netdevsim2025 nsim2025: renamed from eth0
[ 18.075751][ T282] ==================================================================
[ 18.076138][ T282] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 18.076481][ T282] Write of size 8 at addr 0000000000000000 by task ip/282
[ 18.076758][ T282]
[ 18.076878][ T282] CPU: 0 UID: 0 PID: 282 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 18.076883][ T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.076886][ T282] Call Trace:
[ 18.076888][ T282]
[ 18.076890][ T282] dump_stack_lvl+0x82/0xc0
[ 18.076898][ T282] ? try_to_grab_pending+0x81/0x6c0
[ 18.076902][ T282] kasan_report+0xca/0x100
[ 18.076908][ T282] ? try_to_grab_pending+0x81/0x6c0
[ 18.076914][ T282] kasan_check_range+0x39/0x1b0
[ 18.076918][ T282] try_to_grab_pending+0x81/0x6c0
[ 18.076922][ T282] ? page_pool_release+0x13c/0x170
[ 18.076928][ T282] __cancel_work+0x7c/0x260
[ 18.076931][ T282] ? enable_delayed_work+0x10/0x10
[ 18.076935][ T282] ? page_pool_release+0x13c/0x170
[ 18.076938][ T282] ? page_pool_destroy+0xbf/0x420
[ 18.076943][ T282] __cancel_work_sync+0x18/0xc0
[ 18.076947][ T282] __dev_close_many+0x1cf/0x980
[ 18.076952][ T282] ? __mutex_lock+0x19f/0x1190
[ 18.076957][ T282] ? netdev_notify_peers+0x20/0x20
[ 18.076961][ T282] ? __dev_change_net_namespace+0x40c/0x1c30
[ 18.076966][ T282] netif_close_many+0x201/0x650
[ 18.076969][ T282] ? _raw_spin_unlock+0x2d/0x50
[ 18.076974][ T282] ? __dev_close_many+0x980/0x980
[ 18.076976][ T282] ? dev_getbyhwaddr_rcu+0x1e0/0x1e0
[ 18.076983][ T282] __dev_change_net_namespace+0x1453/0x1c30
[ 18.076988][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.076993][ T282] ? default_device_exit_batch+0x2d0/0x2d0
[ 18.076997][ T282] ? find_held_lock+0x2b/0x80
[ 18.077002][ T282] ? is_bpf_text_address+0x67/0x120
[ 18.077006][ T282] ? __lock_release+0x5d/0x170
[ 18.077009][ T282] ? rtnl_af_lookup+0x2d0/0x2d0
[ 18.077013][ T282] ? is_bpf_text_address+0x71/0x120
[ 18.077016][ T282] ? kernel_text_address+0xc6/0xd0
[ 18.077020][ T282] do_setlink.constprop.0+0x1fa/0x2640
[ 18.077026][ T282] ? rtnl_newlink_create+0x8f0/0x8f0
[ 18.077036][ T282] ? rcu_read_lock_any_held+0x3f/0xa0
[ 18.077041][ T282] ? validate_chain+0x15e/0x4d0
[ 18.077048][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.077052][ T282] ? __mutex_trylock_common+0xf9/0x260
[ 18.077056][ T282] ? __mutex_handoff+0x2b0/0x2b0
[ 18.077059][ T282] ? rcu_is_watching+0x12/0xb0
[ 18.077064][ T282] ? rcu_is_watching+0x12/0xb0
[ 18.077068][ T282] ? trace_contention_end+0xd8/0x140
[ 18.077071][ T282] ? __mutex_lock+0x19f/0x1190
[ 18.077075][ T282] ? __lock_release+0x5d/0x170
[ 18.077078][ T282] ? rtnl_newlink+0x64a/0xa60
[ 18.077081][ T282] ? ww_mutex_lock+0x160/0x160
[ 18.077086][ T282] ? trace_cap_capable+0x10b/0x180
[ 18.077092][ T282] ? __rtnl_newlink+0x40a/0xa30
[ 18.077098][ T282] rtnl_newlink+0x693/0xa60
[ 18.077103][ T282] ? __rtnl_newlink+0xa30/0xa30
[ 18.077108][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.077116][ T282] ? find_held_lock+0x2b/0x80
[ 18.077122][ T282] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 18.077126][ T282] ? __lock_release+0x5d/0x170
[ 18.077130][ T282] ? __rtnl_newlink+0xa30/0xa30
[ 18.077133][ T282] rtnetlink_rcv_msg+0x709/0xc00
[ 18.077138][ T282] ? rtnl_port_fill+0x890/0x890
[ 18.077141][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.077147][ T282] netlink_rcv_skb+0x121/0x340
[ 18.077152][ T282] ? rtnl_port_fill+0x890/0x890
[ 18.077156][ T282] ? netlink_ack+0xdf0/0xdf0
[ 18.077163][ T282] ? netlink_deliver_tap+0x13e/0x340
[ 18.077165][ T282] ? netlink_deliver_tap+0xc3/0x340
[ 18.077169][ T282] netlink_unicast+0x4aa/0x780
[ 18.077173][ T282] ? netlink_attachskb+0x810/0x810
[ 18.077177][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.077182][ T282] netlink_sendmsg+0x714/0xbd0
[ 18.077186][ T282] ? netlink_unicast+0x780/0x780
[ 18.077189][ T282] ? __import_iovec+0x230/0x3b0
[ 18.077194][ T282] ? netlink_unicast+0x780/0x780
[ 18.077197][ T282] ____sys_sendmsg+0x3dd/0x890
[ 18.077201][ T282] ? get_timestamp.constprop.0+0x370/0x370
[ 18.077204][ T282] ? __copy_msghdr+0x3c0/0x3c0
[ 18.077212][ T282] ___sys_sendmsg+0xed/0x170
[ 18.077214][ T282] ? kasan_record_aux_stack+0x8c/0xa0
[ 18.077218][ T282] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 18.077225][ T282] ? copy_msghdr_from_user+0x110/0x110
[ 18.077231][ T282] ? find_held_lock+0x2b/0x80
[ 18.077238][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.077244][ T282] ? find_held_lock+0x2b/0x80
[ 18.077249][ T282] ? __virt_addr_valid+0x22a/0x450
[ 18.077256][ T282] ? __lock_release+0x5d/0x170
[ 18.077265][ T282] __sys_sendmsg+0x10b/0x1a0
[ 18.077268][ T282] ? __call_rcu_common.constprop.0+0x318/0x630
[ 18.077271][ T282] ? __sys_sendmsg_sock+0x20/0x20
[ 18.077278][ T282] ? rcu_is_watching+0x12/0xb0
[ 18.077283][ T282] do_syscall_64+0xc1/0xfd0
[ 18.077289][ T282] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 18.077293][ T282] RIP: 0033:0x7f11b167d1d7
[ 18.077297][ T282] 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
[ 18.077300][ T282] RSP: 002b:00007ffc298a80b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 18.077304][ T282] RAX: ffffffffffffffda RBX: 00007ffc298a87f0 RCX: 00007f11b167d1d7
[ 18.077306][ T282] RDX: 0000000000000000 RSI: 00007ffc298a8120 RDI: 0000000000000005
[ 18.077308][ T282] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 18.077310][ T282] R10: 00007f11b1579510 R11: 0000000000000246 R12: 0000000000000004
[ 18.077312][ T282] R13: 00000000691cda4e R14: 0000000000499600 R15: 0000000000000000
[ 18.077318][ T282]
[ 18.077319][ T282] ==================================================================
[ 18.100357][ T282] Disabling lock debugging due to kernel taint
[ 18.100638][ T282] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 18.100959][ T282] #PF: supervisor write access in kernel mode
[ 18.101224][ T282] #PF: error_code(0x0002) - not-present page
[ 18.101496][ T282] PGD 10af4067 P4D 10af4067 PUD 10af3067 PMD 0
[ 18.101780][ T282] Oops: Oops: 0002 [#1] SMP KASAN
[ 18.102004][ T282] CPU: 0 UID: 0 PID: 282 Comm: ip Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 18.102455][ T282] Tainted: [B]=BAD_PAGE
[ 18.102621][ T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.102905][ T282] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 18.103185][ T282] 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 1f 93 82 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 18.103963][ T282] RSP: 0018:ffffc90000be6dc0 EFLAGS: 00010046
[ 18.104242][ T282] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98049b8a
[ 18.104565][ T282] RDX: fffffbfff39acacd RSI: 0000000000000008 RDI: ffffffff9cd65660
[ 18.104902][ T282] RBP: ffffc90000be6e28 R08: 0000000000000001 R09: fffffbfff39acacc
[ 18.105219][ T282] R10: ffffffff9cd65667 R11: ffffc90000be6880 R12: 0000000000000000
[ 18.105538][ T282] R13: 0000000000000286 R14: ffff88800eaf2000 R15: dffffc0000000000
[ 18.105875][ T282] FS: 00007f11b14af800(0000) GS:ffff8880d0307000(0000) knlGS:0000000000000000
[ 18.106242][ T282] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 18.106521][ T282] CR2: 0000000000000000 CR3: 000000000b636001 CR4: 0000000000772ef0
[ 18.106860][ T282] PKRU: 55555554
[ 18.107013][ T282] Call Trace:
[ 18.107179][ T282]
[ 18.107290][ T282] ? page_pool_release+0x13c/0x170
[ 18.107514][ T282] __cancel_work+0x7c/0x260
[ 18.107727][ T282] ? enable_delayed_work+0x10/0x10
[ 18.107965][ T282] ? page_pool_release+0x13c/0x170
[ 18.108178][ T282] ? page_pool_destroy+0xbf/0x420
[ 18.108392][ T282] __cancel_work_sync+0x18/0xc0
[ 18.108609][ T282] __dev_close_many+0x1cf/0x980
[ 18.108828][ T282] ? __mutex_lock+0x19f/0x1190
[ 18.109040][ T282] ? netdev_notify_peers+0x20/0x20
[ 18.109252][ T282] ? __dev_change_net_namespace+0x40c/0x1c30
[ 18.109522][ T282] netif_close_many+0x201/0x650
[ 18.109738][ T282] ? _raw_spin_unlock+0x2d/0x50
[ 18.109957][ T282] ? __dev_close_many+0x980/0x980
[ 18.110168][ T282] ? dev_getbyhwaddr_rcu+0x1e0/0x1e0
[ 18.110386][ T282] __dev_change_net_namespace+0x1453/0x1c30
[ 18.110661][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.110876][ T282] ? default_device_exit_batch+0x2d0/0x2d0
[ 18.111134][ T282] ? find_held_lock+0x2b/0x80
[ 18.111345][ T282] ? is_bpf_text_address+0x67/0x120
[ 18.111566][ T282] ? __lock_release+0x5d/0x170
[ 18.111783][ T282] ? rtnl_af_lookup+0x2d0/0x2d0
[ 18.112003][ T282] ? is_bpf_text_address+0x71/0x120
[ 18.112214][ T282] ? kernel_text_address+0xc6/0xd0
[ 18.112433][ T282] do_setlink.constprop.0+0x1fa/0x2640
[ 18.112655][ T282] ? rtnl_newlink_create+0x8f0/0x8f0
[ 18.112878][ T282] ? rcu_read_lock_any_held+0x3f/0xa0
[ 18.113087][ T282] ? validate_chain+0x15e/0x4d0
[ 18.113296][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.113510][ T282] ? __mutex_trylock_common+0xf9/0x260
[ 18.113723][ T282] ? __mutex_handoff+0x2b0/0x2b0
[ 18.113950][ T282] ? rcu_is_watching+0x12/0xb0
[ 18.114163][ T282] ? rcu_is_watching+0x12/0xb0
[ 18.114382][ T282] ? trace_contention_end+0xd8/0x140
[ 18.114600][ T282] ? __mutex_lock+0x19f/0x1190
[ 18.114820][ T282] ? __lock_release+0x5d/0x170
[ 18.115024][ T282] ? rtnl_newlink+0x64a/0xa60
[ 18.115241][ T282] ? ww_mutex_lock+0x160/0x160
[ 18.115453][ T282] ? trace_cap_capable+0x10b/0x180
[ 18.115672][ T282] ? __rtnl_newlink+0x40a/0xa30
[ 18.115899][ T282] rtnl_newlink+0x693/0xa60
[ 18.116119][ T282] ? __rtnl_newlink+0xa30/0xa30
[ 18.116333][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.116554][ T282] ? find_held_lock+0x2b/0x80
[ 18.116777][ T282] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 18.116994][ T282] ? __lock_release+0x5d/0x170
[ 18.117211][ T282] ? __rtnl_newlink+0xa30/0xa30
[ 18.117433][ T282] rtnetlink_rcv_msg+0x709/0xc00
[ 18.117647][ T282] ? rtnl_port_fill+0x890/0x890
[ 18.117866][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.118085][ T282] netlink_rcv_skb+0x121/0x340
[ 18.118295][ T282] ? rtnl_port_fill+0x890/0x890
[ 18.118511][ T282] ? netlink_ack+0xdf0/0xdf0
[ 18.118729][ T282] ? netlink_deliver_tap+0x13e/0x340
[ 18.118958][ T282] ? netlink_deliver_tap+0xc3/0x340
[ 18.119174][ T282] netlink_unicast+0x4aa/0x780
[ 18.119391][ T282] ? netlink_attachskb+0x810/0x810
[ 18.119606][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.119825][ T282] netlink_sendmsg+0x714/0xbd0
[ 18.120035][ T282] ? netlink_unicast+0x780/0x780
[ 18.120247][ T282] ? __import_iovec+0x230/0x3b0
[ 18.120465][ T282] ? netlink_unicast+0x780/0x780
[ 18.120676][ T282] ____sys_sendmsg+0x3dd/0x890
[ 18.120904][ T282] ? get_timestamp.constprop.0+0x370/0x370
[ 18.121166][ T282] ? __copy_msghdr+0x3c0/0x3c0
[ 18.121386][ T282] ___sys_sendmsg+0xed/0x170
[ 18.121605][ T282] ? kasan_record_aux_stack+0x8c/0xa0
[ 18.121826][ T282] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 18.122092][ T282] ? copy_msghdr_from_user+0x110/0x110
[ 18.122307][ T282] ? find_held_lock+0x2b/0x80
[ 18.122522][ T282] ? __lock_acquire+0x449/0x7e0
[ 18.122744][ T282] ? find_held_lock+0x2b/0x80
[ 18.122962][ T282] ? __virt_addr_valid+0x22a/0x450
[ 18.123177][ T282] ? __lock_release+0x5d/0x170
[ 18.123389][ T282] __sys_sendmsg+0x10b/0x1a0
[ 18.123605][ T282] ? __call_rcu_common.constprop.0+0x318/0x630
[ 18.123876][ T282] ? __sys_sendmsg_sock+0x20/0x20
[ 18.124088][ T282] ? rcu_is_watching+0x12/0xb0
[ 18.124298][ T282] do_syscall_64+0xc1/0xfd0
[ 18.124520][ T282] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 18.124785][ T282] RIP: 0033:0x7f11b167d1d7
[ 18.125007][ T282] 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
[ 18.125779][ T282] RSP: 002b:00007ffc298a80b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 18.126108][ T282] RAX: ffffffffffffffda RBX: 00007ffc298a87f0 RCX: 00007f11b167d1d7
[ 18.126439][ T282] RDX: 0000000000000000 RSI: 00007ffc298a8120 RDI: 0000000000000005
[ 18.126762][ T282] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 18.127080][ T282] R10: 00007f11b1579510 R11: 0000000000000246 R12: 0000000000000004
[ 18.127393][ T282] R13: 00000000691cda4e R14: 0000000000499600 R15: 0000000000000000
[ 18.127719][ T282]
[ 18.127894][ T282] Modules linked in: netdevsim psample
[ 18.128119][ T282] CR2: 0000000000000000
[ 18.128282][ T282] ---[ end trace 0000000000000000 ]---
[ 18.128498][ T282] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 18.128781][ T282] 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 1f 93 82 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 18.129530][ T282] RSP: 0018:ffffc90000be6dc0 EFLAGS: 00010046
[ 18.129808][ T282] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98049b8a
[ 18.130127][ T282] RDX: fffffbfff39acacd RSI: 0000000000000008 RDI: ffffffff9cd65660
[ 18.130446][ T282] RBP: ffffc90000be6e28 R08: 0000000000000001 R09: fffffbfff39acacc
[ 18.130767][ T282] R10: ffffffff9cd65667 R11: ffffc90000be6880 R12: 0000000000000000
[ 18.131083][ T282] R13: 0000000000000286 R14: ffff88800eaf2000 R15: dffffc0000000000
[ 18.131391][ T282] FS: 00007f11b14af800(0000) GS:ffff8880d0307000(0000) knlGS:0000000000000000
[ 18.131774][ T282] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 18.132045][ T282] CR2: 0000000000000000 CR3: 000000000b636001 CR4: 0000000000772ef0
[ 18.132362][ T282] PKRU: 55555554
[ 18.132522][ T282] Kernel panic - not syncing: Fatal exception
[ 18.132886][ T282] Kernel Offset: 0x16a00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 18.133378][ T282] ---[ end Kernel panic - not syncing: Fatal exception ]---
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