[ 15.175850][ T223] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] SMP KASAN [ 15.176286][ T223] KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f] [ 15.176526][ T223] CPU: 0 UID: 0 PID: 223 Comm: basic_features. Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full) [ 15.176858][ T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.177079][ T223] RIP: 0010:__flush_work+0xae/0x1c0 [ 15.177255][ T223] Code: 31 c0 80 fb 01 0f 87 66 2d b6 ff 83 e3 01 0f 84 eb 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 7c 24 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 e7 00 00 00 49 83 7c 24 18 00 0f 84 c5 00 00 00 [ 15.177831][ T223] RSP: 0018:ffffc90000ab7ab8 EFLAGS: 00010206 [ 15.178039][ T223] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000001 [ 15.178311][ T223] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000018 [ 15.178556][ T223] RBP: 1ffff92000156f57 R08: 0000000000000001 R09: fffff52000156f52 [ 15.178798][ T223] R10: ffffc90000ab7a97 R11: ffffc90000ab77f8 R12: 0000000000000000 [ 15.179062][ T223] R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888005e7d0f0 [ 15.179308][ T223] FS: 00007f0c019dc000(0000) GS:ffff8880a9625000(0000) knlGS:0000000000000000 [ 15.179591][ T223] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.179798][ T223] CR2: 0000559597ef84c8 CR3: 0000000009141005 CR4: 0000000000772ef0 [ 15.180047][ T223] PKRU: 55555554 [ 15.180169][ T223] Call Trace: [ 15.180293][ T223] [ 15.180378][ T223] ? start_flush_work+0xa40/0xa40 [ 15.180545][ T223] ? __rtnl_unlock+0x69/0xf0 [ 15.180736][ T223] ? netdev_run_todo+0x283/0xc60 [ 15.180902][ T223] virtnet_remove+0xf6/0x260 [ 15.181070][ T223] virtio_dev_remove+0xb3/0x150 [ 15.181233][ T223] device_release_driver_internal+0x3bb/0x580 [ 15.181442][ T223] ? sysfs_file_ops+0x120/0x120 [ 15.181604][ T223] unbind_store+0xdc/0xf0 [ 15.181727][ T223] kernfs_fop_write_iter+0x2f2/0x490 [ 15.181891][ T223] vfs_write+0xaae/0x12c0 [ 15.182034][ T223] ? kernel_write+0x6b0/0x6b0 [ 15.182207][ T223] ? lock_vma_under_rcu+0x138/0x3d0 [ 15.182373][ T223] ? find_held_lock+0x2b/0x80 [ 15.182535][ T223] ksys_write+0xf7/0x1d0 [ 15.182659][ T223] ? __ia32_sys_read+0xb0/0xb0 [ 15.182821][ T223] ? do_user_addr_fault+0x955/0xe00 [ 15.183010][ T223] do_syscall_64+0xc1/0xfd0 [ 15.183175][ T223] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.183375][ T223] RIP: 0033:0x7f0c01adc257 [ 15.183541][ T223] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 15.184124][ T223] RSP: 002b:00007ffd682c89d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.184369][ T223] RAX: ffffffffffffffda RBX: 00007f0c01bd8780 RCX: 00007f0c01adc257 [ 15.184638][ T223] RDX: 0000000000000008 RSI: 0000559597ef74c0 RDI: 0000000000000001 [ 15.184892][ T223] RBP: 0000000000000008 R08: 0000000000000003 R09: 0000000000000077 [ 15.185171][ T223] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000008 [ 15.185429][ T223] R13: 0000559597ef74c0 R14: 0000000000000008 R15: 00007f0c01bd39c0 [ 15.185678][ T223] [ 15.185801][ T223] Modules linked in: [ 15.185948][ T223] ---[ end trace 0000000000000000 ]--- [ 15.186114][ T223] RIP: 0010:__flush_work+0xae/0x1c0 [ 15.186284][ T223] Code: 31 c0 80 fb 01 0f 87 66 2d b6 ff 83 e3 01 0f 84 eb 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 7c 24 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 e7 00 00 00 49 83 7c 24 18 00 0f 84 c5 00 00 00 [ 15.186874][ T223] RSP: 0018:ffffc90000ab7ab8 EFLAGS: 00010206 [ 15.187086][ T223] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000001 [ 15.187361][ T223] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000018 [ 15.187605][ T223] RBP: 1ffff92000156f57 R08: 0000000000000001 R09: fffff52000156f52 [ 15.187847][ T223] R10: ffffc90000ab7a97 R11: ffffc90000ab77f8 R12: 0000000000000000 [ 15.188101][ T223] R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888005e7d0f0 [ 15.188340][ T223] FS: 00007f0c019dc000(0000) GS:ffff8880a9625000(0000) knlGS:0000000000000000 [ 15.188613][ T223] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.188813][ T223] CR2: 0000559597ef84c8 CR3: 0000000009141005 CR4: 0000000000772ef0 [ 15.189095][ T223] PKRU: 55555554 [ 15.189221][ T223] Kernel panic - not syncing: Fatal exception [ 15.189637][ T223] Kernel Offset: 0x7400000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 15.190028][ T223] ---[ end Kernel panic - not syncing: Fatal exception ]--- WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr