[ 15.064959][ T246] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 15.144851][ T255] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 15.307635][ T244] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 15.972280][ T249] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 15.972979][ T265] devlink (265) used greatest stack depth: 22784 bytes left [ 21.111326][ T314] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 21.138399][ T320] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 21.272543][ T316] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 21.335898][ T323] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 22.631953][ T312] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 22.738656][ T323] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 22.772177][ T313] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 22.907442][ T320] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 23.955603][ T323] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 24.061326][ T312] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 24.071556][ T313] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 24.211824][ T320] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 25.098146][ T316] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 25.126867][ T323] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 25.201838][ T312] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 25.300393][ T313] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 26.652997][ T316] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 26.687001][ T320] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 26.851029][ T312] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 26.880657][ T313] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 27.944325][ T320] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 27.968703][ T316] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 28.128839][ T312] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 28.165710][ T323] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 29.517137][ T323] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 29.549525][ T312] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 29.632150][ T313] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 29.714317][ T316] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 30.787101][ T314] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 30.916779][ T316] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 31.017617][ T320] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 31.103319][ T312] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 34.646995][ T316] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 34.664076][ T312] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 34.715808][ T323] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 35.368977][ T313] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 35.507509][ T312] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 36.127138][ T323] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 36.394611][ T312] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 36.542547][ T320] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 37.627474][ T323] netdevsim netdevsim10 eni10np2: renamed from eth1 [ 37.645395][ T320] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 37.709337][ T312] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 37.804994][ T316] netdevsim netdevsim10 eni10np4: renamed from eth3 [ 41.418122][ T730] Failed to register fib notifier [ 41.900787][ T323] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 41.977550][ T320] netdevsim netdevsim10 eni10np3: renamed from eth2 [ 42.008070][ T12] ================================================================== [ 42.008377][ T12] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0 [ 42.008663][ T12] Write of size 8 at addr 0000000000000000 by task kworker/u16:0/12 [ 42.008934][ T12] [ 42.009035][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full) [ 42.009041][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.009044][ T12] Workqueue: netns cleanup_net [ 42.009058][ T12] Call Trace: [ 42.009060][ T12] [ 42.009062][ T12] dump_stack_lvl+0x82/0xc0 [ 42.009072][ T12] ? try_to_grab_pending+0x81/0x6c0 [ 42.009076][ T12] kasan_report+0xca/0x100 [ 42.009086][ T12] ? try_to_grab_pending+0x81/0x6c0 [ 42.009092][ T12] kasan_check_range+0x39/0x1b0 [ 42.009096][ T12] try_to_grab_pending+0x81/0x6c0 [ 42.009102][ T12] __cancel_work+0x7c/0x260 [ 42.009106][ T12] ? enable_delayed_work+0x10/0x10 [ 42.009110][ T12] ? qdisc_destroy+0x50/0x50 [ 42.009117][ T12] __cancel_work_sync+0x18/0xc0 [ 42.009121][ T12] __dev_close_many+0x1cf/0x980 [ 42.009130][ T12] ? netdev_notify_peers+0x20/0x20 [ 42.009135][ T12] ? __mutex_lock+0x19f/0x1190 [ 42.009146][ T12] netif_close_many+0x201/0x650 [ 42.009150][ T12] ? ww_mutex_lock+0x160/0x160 [ 42.009154][ T12] ? __dev_close_many+0x980/0x980 [ 42.009158][ T12] ? __mutex_handoff+0x2b0/0x2b0 [ 42.009168][ T12] netif_close_many_and_unlock+0x21/0x2a0 [ 42.009173][ T12] unregister_netdevice_many_notify+0xeed/0x1c90 [ 42.009179][ T12] ? default_device_exit_batch+0x80/0x2d0 [ 42.009182][ T12] ? find_held_lock+0x2b/0x80 [ 42.009186][ T12] ? rtnl_is_locked+0x15/0x20 [ 42.009189][ T12] ? dev_ingress_queue_create+0x190/0x190 [ 42.009192][ T12] ? rtnl_is_locked+0x15/0x20 [ 42.009194][ T12] ? unregister_netdevice_queue+0x6f/0x410 [ 42.009197][ T12] ? lockdep_hardirqs_on+0x7c/0x110 [ 42.009200][ T12] ? unregister_netdevice_many+0x20/0x20 [ 42.009206][ T12] default_device_exit_batch+0x235/0x2d0 [ 42.009209][ T12] ? unregister_netdev+0x60/0x60 [ 42.009215][ T12] ops_undo_list+0x2bf/0x890 [ 42.009220][ T12] ? netns_get+0x110/0x110 [ 42.009223][ T12] ? cleanup_net+0x2d6/0x830 [ 42.009228][ T12] cleanup_net+0x3b2/0x830 [ 42.009235][ T12] ? net_passive_dec+0x190/0x190 [ 42.009239][ T12] ? rcu_is_watching+0x12/0xb0 [ 42.009244][ T12] process_one_work+0xe35/0x1650 [ 42.009251][ T12] ? pwq_dec_nr_in_flight+0x550/0x550 [ 42.009257][ T12] ? assign_work+0x168/0x240 [ 42.009262][ T12] worker_thread+0x591/0xcf0 [ 42.009269][ T12] ? rescuer_thread+0xd10/0xd10 [ 42.009273][ T12] kthread+0x37b/0x5f0 [ 42.009280][ T12] ? kthread_is_per_cpu+0xc0/0xc0 [ 42.009283][ T12] ? ret_from_fork+0x1b/0x270 [ 42.009288][ T12] ? __lock_release+0x5d/0x170 [ 42.009293][ T12] ? rcu_is_watching+0x12/0xb0 [ 42.009295][ T12] ? kthread_is_per_cpu+0xc0/0xc0 [ 42.009299][ T12] ret_from_fork+0x1db/0x270 [ 42.009302][ T12] ? kthread_is_per_cpu+0xc0/0xc0 [ 42.009306][ T12] ret_from_fork_asm+0x11/0x20 [ 42.009315][ T12] [ 42.009317][ T12] ================================================================== [ 42.019231][ T12] Disabling lock debugging due to kernel taint [ 42.019472][ T12] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 42.019737][ T12] #PF: supervisor write access in kernel mode [ 42.019963][ T12] #PF: error_code(0x0002) - not-present page [ 42.020190][ T12] PGD 0 P4D 0 [ 42.020337][ T12] Oops: Oops: 0002 [#1] SMP KASAN [ 42.020520][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full) [ 42.020924][ T12] Tainted: [B]=BAD_PAGE [ 42.021063][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.021291][ T12] Workqueue: netns cleanup_net [ 42.021498][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0 [ 42.021728][ T12] 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 af 80 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e [ 42.022388][ T12] RSP: 0018:ffffc900000c7630 EFLAGS: 00010046 [ 42.022620][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff9703e90a [ 42.022893][ T12] RDX: fffffbfff364decd RSI: 0000000000000008 RDI: ffffffff9b26f660 [ 42.023178][ T12] RBP: ffffc900000c7698 R08: 0000000000000001 R09: fffffbfff364decc [ 42.023454][ T12] R10: ffffffff9b26f667 R11: ffffc900000c7100 R12: 0000000000000000 [ 42.023722][ T12] R13: 0000000000000286 R14: ffff888009f61000 R15: dffffc0000000000 [ 42.023994][ T12] FS: 0000000000000000(0000) GS:ffff88809b17c000(0000) knlGS:0000000000000000 [ 42.024326][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.024552][ T12] CR2: 0000000000000000 CR3: 000000000b903004 CR4: 0000000000772ef0 [ 42.024807][ T12] PKRU: 55555554 [ 42.024972][ T12] Call Trace: [ 42.025107][ T12] [ 42.025208][ T12] __cancel_work+0x7c/0x260 [ 42.025394][ T12] ? enable_delayed_work+0x10/0x10 [ 42.025577][ T12] ? qdisc_destroy+0x50/0x50 [ 42.025755][ T12] __cancel_work_sync+0x18/0xc0 [ 42.025931][ T12] __dev_close_many+0x1cf/0x980 [ 42.026108][ T12] ? netdev_notify_peers+0x20/0x20 [ 42.026281][ T12] ? __mutex_lock+0x19f/0x1190 [ 42.026460][ T12] netif_close_many+0x201/0x650 [ 42.026634][ T12] ? ww_mutex_lock+0x160/0x160 [ 42.026812][ T12] ? __dev_close_many+0x980/0x980 [ 42.026992][ T12] ? __mutex_handoff+0x2b0/0x2b0 [ 42.027167][ T12] netif_close_many_and_unlock+0x21/0x2a0 [ 42.027340][ T12] unregister_netdevice_many_notify+0xeed/0x1c90 [ 42.027557][ T12] ? default_device_exit_batch+0x80/0x2d0 [ 42.027726][ T12] ? find_held_lock+0x2b/0x80 [ 42.027900][ T12] ? rtnl_is_locked+0x15/0x20 [ 42.028072][ T12] ? dev_ingress_queue_create+0x190/0x190 [ 42.028252][ T12] ? rtnl_is_locked+0x15/0x20 [ 42.028421][ T12] ? unregister_netdevice_queue+0x6f/0x410 [ 42.028735][ T12] ? lockdep_hardirqs_on+0x7c/0x110 [ 42.028913][ T12] ? unregister_netdevice_many+0x20/0x20 [ 42.029097][ T12] default_device_exit_batch+0x235/0x2d0 [ 42.029270][ T12] ? unregister_netdev+0x60/0x60 [ 42.029471][ T12] ops_undo_list+0x2bf/0x890 [ 42.029649][ T12] ? netns_get+0x110/0x110 [ 42.030023][ T12] ? cleanup_net+0x2d6/0x830 [ 42.030196][ T12] cleanup_net+0x3b2/0x830 [ 42.030466][ T12] ? net_passive_dec+0x190/0x190 [ 42.030668][ T12] ? rcu_is_watching+0x12/0xb0 [ 42.030841][ T12] process_one_work+0xe35/0x1650 [ 42.031026][ T12] ? pwq_dec_nr_in_flight+0x550/0x550 [ 42.031203][ T12] ? assign_work+0x168/0x240 [ 42.031384][ T12] worker_thread+0x591/0xcf0 [ 42.031563][ T12] ? rescuer_thread+0xd10/0xd10 [ 42.031937][ T12] kthread+0x37b/0x5f0 [ 42.032072][ T12] ? kthread_is_per_cpu+0xc0/0xc0 [ 42.032259][ T12] ? ret_from_fork+0x1b/0x270 [ 42.032436][ T12] ? __lock_release+0x5d/0x170 [ 42.032608][ T12] ? rcu_is_watching+0x12/0xb0 [ 42.032887][ T12] ? kthread_is_per_cpu+0xc0/0xc0 [ 42.033075][ T12] ret_from_fork+0x1db/0x270 [ 42.033269][ T12] ? kthread_is_per_cpu+0xc0/0xc0 [ 42.033453][ T12] ret_from_fork_asm+0x11/0x20 [ 42.033630][ T12] [ 42.033779][ T12] Modules linked in: netdevsim [ 42.033977][ T12] CR2: 0000000000000000 [ 42.034110][ T12] ---[ end trace 0000000000000000 ]--- [ 42.034287][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0 [ 42.034532][ T12] 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 af 80 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e [ 42.035272][ T12] RSP: 0018:ffffc900000c7630 EFLAGS: 00010046 [ 42.035506][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff9703e90a [ 42.035763][ T12] RDX: fffffbfff364decd RSI: 0000000000000008 RDI: ffffffff9b26f660 [ 42.036144][ T12] RBP: ffffc900000c7698 R08: 0000000000000001 R09: fffffbfff364decc [ 42.036402][ T12] R10: ffffffff9b26f667 R11: ffffc900000c7100 R12: 0000000000000000 [ 42.036665][ T12] R13: 0000000000000286 R14: ffff888009f61000 R15: dffffc0000000000 [ 42.036966][ T12] FS: 0000000000000000(0000) GS:ffff88809b17c000(0000) knlGS:0000000000000000 [ 42.037273][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.037507][ T12] CR2: 0000000000000000 CR3: 000000000b903004 CR4: 0000000000772ef0 [ 42.037769][ T12] PKRU: 55555554 [ 42.037901][ T12] Kernel panic - not syncing: Fatal exception [ 42.038192][ T12] Kernel Offset: 0x15a00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 42.038777][ T12] ---[ end Kernel panic - not syncing: Fatal exception ]--- WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr