program: mkdir(&(0x7f0000000400)='./my_sys\x00', 0x1ff) mount(&(0x7f0000000000)=@filename='sysfs\x00', &(0x7f0000000100)='./my_sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./my_sys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000000500)="f0000000", 0x4, 0x10) syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000180)='./bus\x00', 0x8, &(0x7f0000000240)={[{@nodiscard}, {@acl}, {@alloc_mode_def}, {@six_active_logs}, {@six_active_logs}, {@fault_injection={'fault_injection', 0x3d, 0x400}}, {@acl}, {@noacl}, {@compress_cache}, {@alloc_mode_def}, {@noextent_cache}, {@compress_cache}, {@fault_type={'fault_type', 0x3d, 0x2}}]}, 0x4, 0x5505, &(0x7f0000002480)="$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pwrite64(r0, &(0x7f0000000600)="0200", 0x2, 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r1, &(0x7f0000000800)='1', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_sys/bus/pci/rescan\x00', 0x1, 0x0) write(r2, &(0x7f0000000a00)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_sys/bus/pci/devices/0000:00:01.0/resource\x00', 0x0, 0x0) read(r3, &(0x7f0000000c00)=""/1000, 0x3e8) [ 93.943789][ T4640] Bluetooth: hci0: command tx timeout [ 94.555047][ T5315] loop0: detected capacity change from 0 to 40427 [ 94.599060][ T5315] F2FS-fs (loop0): Image doesn't support compression [ 94.610853][ T5315] F2FS-fs (loop0): build fault injection rate: 532 [ 94.624531][ T5315] F2FS-fs (loop0): build fault injection type: 0x2 [ 94.639530][ T5315] F2FS-fs (loop0): invalid crc value [ 94.676752][ T5315] F2FS-fs (loop0): inject kvmalloc in f2fs_kvmalloc of f2fs_fill_super+0x4971/0x77f0 [ 94.691936][ T5315] F2FS-fs (loop0): Failed to initialize F2FS node manager (-12) [ 94.850087][ T5315] Console: switching to colour dummy device 80x25 [ 95.098033][ T5315] ============================================================================= [ 95.098515][ T5315] [ 95.098520][ T5315] ====================================================== [ 95.098523][ T5315] WARNING: possible circular locking dependency detected [ 95.098528][ T5315] syzkaller #0 Not tainted [ 95.098532][ T5315] ------------------------------------------------------ [ 95.098534][ T5315] syz.0.0/5315 is trying to acquire lock: [ 95.098538][ T5315] ffffffff8eb4bf40 (console_owner){....}-{0:0}, at: console_flush_all+0x123/0xaf0 [ 95.098565][ T5315] [ 95.098565][ T5315] but task is already holding lock: [ 95.098569][ T5315] ffff88801afe0d98 (&n->list_lock){-.-.}-{3:3}, at: __kmem_cache_shutdown+0x111/0x2a0 [ 95.098595][ T5315] [ 95.098595][ T5315] which lock already depends on the new lock. [ 95.098595][ T5315] [ 95.098598][ T5315] [ 95.098598][ T5315] the existing dependency chain (in reverse order) is: [ 95.098602][ T5315] [ 95.098602][ T5315] -> #4 (&n->list_lock){-.-.}-{3:3}: [ 95.098616][ T5315] _raw_spin_lock_irqsave+0x40/0x60 [ 95.098676][ T5315] get_from_partial_node+0x54/0x4c0 [ 95.098689][ T5315] ___slab_alloc+0xbe/0x950 [ 95.098701][ T5315] kmem_cache_alloc_noprof+0x135/0x5f0 [ 95.098716][ T5315] fill_pool+0x165/0x610 [ 95.098727][ T5315] debug_object_activate+0x38d/0x420 [ 95.098738][ T5315] insert_work+0x35/0x330 [ 95.098745][ T5315] __queue_work+0xcd8/0x10a0 [ 95.098752][ T5315] queue_work_on+0x106/0x1d0 [ 95.098758][ T5315] call_usermodehelper_exec+0x28e/0x4b0 [ 95.098763][ T5315] kobject_uevent_env+0x685/0x9e0 [ 95.098769][ T5315] device_add+0x544/0xb80 [ 95.098778][ T5315] device_create+0x269/0x300 [ 95.098786][ T5315] msr_device_create+0x33/0x50 [ 95.098794][ T5315] cpuhp_invoke_callback+0x434/0x810 [ 95.098806][ T5315] cpuhp_thread_fun+0x362/0x780 [ 95.098815][ T5315] smpboot_thread_fn+0x57c/0xa80 [ 95.098826][ T5315] kthread+0x388/0x470 [ 95.098837][ T5315] ret_from_fork+0x514/0xb70 [ 95.098850][ T5315] ret_from_fork_asm+0x1a/0x30 [ 95.098864][ T5315] [ 95.098864][ T5315] -> #3 (&pool->lock){-.-.}-{2:2}: [ 95.098877][ T5315] _raw_spin_lock+0x2e/0x40 [ 95.098886][ T5315] __queue_work+0x72f/0x10a0 [ 95.098893][ T5315] queue_work_on+0x106/0x1d0 [ 95.098899][ T5315] rpm_suspend+0xeca/0x17b0 [ 95.098910][ T5315] __pm_runtime_idle+0x12f/0x1a0 [ 95.098922][ T5315] __device_attach+0x355/0x450 [ 95.098934][ T5315] device_initial_probe+0xa1/0xd0 [ 95.098941][ T5315] bus_probe_device+0x12a/0x220 [ 95.098951][ T5315] device_add+0x7d7/0xb80 [ 95.098963][ T5315] serial_base_port_add+0x18f/0x270 [ 95.098972][ T5315] serial_core_register_port+0x37f/0x2840 [ 95.098984][ T5315] serial8250_register_8250_port+0x16b4/0x2090 [ 95.098995][ T5315] serial_pnp_probe+0x56a/0x7f0 [ 95.099006][ T5315] pnp_device_probe+0x30b/0x4c0 [ 95.099013][ T5315] really_probe+0x254/0xae0 [ 95.099018][ T5315] __driver_probe_device+0x1e8/0x360 [ 95.099023][ T5315] driver_probe_device+0x4f/0x240 [ 95.099029][ T5315] __driver_attach+0x339/0x600 [ 95.099033][ T5315] bus_for_each_dev+0x23b/0x2c0 [ 95.099040][ T5315] bus_add_driver+0x345/0x670 [ 95.099046][ T5315] driver_register+0x23a/0x320 [ 95.099052][ T5315] serial8250_init+0x8f/0x160 [ 95.099113][ T5315] do_one_initcall+0x250/0x870 [ 95.099122][ T5315] do_initcall_level+0x10a/0x1a0 [ 95.099132][ T5315] do_initcalls+0x59/0xa0 [ 95.099140][ T5315] kernel_init_freeable+0x29d/0x3e0 [ 95.099149][ T5315] kernel_init+0x1d/0x1d0 [ 95.099159][ T5315] ret_from_fork+0x514/0xb70 [ 95.099168][ T5315] ret_from_fork_asm+0x1a/0x30 [ 95.099176][ T5315] [ 95.099176][ T5315] -> #2 (&dev->power.lock){-.-.}-{3:3}: [ 95.099185][ T5315] _raw_spin_lock_irqsave+0x40/0x60 [ 95.099191][ T5315] __pm_runtime_resume+0x10f/0x180 [ 95.099200][ T5315] __uart_start+0x171/0x460 [ 95.099207][ T5315] uart_write+0x251/0x9f0 [ 95.099214][ T5315] n_tty_write+0xd49/0x11e0 [ 95.099219][ T5315] file_tty_write+0x509/0x9c0 [ 95.099226][ T5315] vfs_write+0x612/0xba0 [ 95.099233][ T5315] ksys_write+0x150/0x270 [ 95.099240][ T5315] do_syscall_64+0x174/0x580 [ 95.099247][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.099253][ T5315] [ 95.099253][ T5315] -> #1 (&port_lock_key){-.-.}-{3:3}: [ 95.099261][ T5315] _raw_spin_lock_irqsave+0x40/0x60 [ 95.099266][ T5315] serial8250_console_write+0x153/0x1ba0 [ 95.099274][ T5315] console_flush_all+0x6ea/0xaf0 [ 95.099280][ T5315] console_unlock+0xd1/0x1c0 [ 95.099289][ T5315] vprintk_emit+0x485/0x560 [ 95.099297][ T5315] _printk+0xdd/0x130 [ 95.099303][ T5315] register_console+0xbc3/0xfc0 [ 95.099309][ T5315] univ8250_console_init+0x3a/0x70 [ 95.099317][ T5315] console_init+0x10b/0x4a0 [ 95.099324][ T5315] start_kernel+0x238/0x3e0 [ 95.099331][ T5315] x86_64_start_reservations+0x24/0x30 [ 95.099338][ T5315] x86_64_start_kernel+0x137/0x1b0 [ 95.099344][ T5315] common_startup_64+0x13e/0x157 [ 95.099349][ T5315] [ 95.099349][ T5315] -> #0 (console_owner){....}-{0:0}: [ 95.099358][ T5315] __lock_acquire+0x1520/0x2cf0 [ 95.099365][ T5315] lock_acquire+0x106/0x350 [ 95.099397][ T5315] console_flush_all+0x693/0xaf0 [ 95.099409][ T5315] console_unlock+0xd1/0x1c0 [ 95.099418][ T5315] vprintk_emit+0x485/0x560 [ 95.099427][ T5315] _printk+0xdd/0x130 [ 95.099432][ T5315] __slab_bug+0x6e/0xd0 [ 95.099438][ T5315] slab_bug+0x57/0x80 [ 95.099444][ T5315] list_slab_objects+0x35/0x1a0 [ 95.099450][ T5315] __kmem_cache_shutdown+0x1a5/0x2a0 [ 95.099459][ T5315] kmem_cache_destroy+0x98/0x180 [ 95.099468][ T5315] virtio_gpu_free_vbufs+0x40/0x70 [ 95.099477][ T5315] virtio_gpu_release+0x55/0x140 [ 95.099482][ T5315] drm_dev_put+0xa9/0x120 [ 95.099488][ T5315] virtio_dev_remove+0x9c/0x1b0 [ 95.099496][ T5315] device_release_driver_internal+0x48b/0x880 [ 95.099504][ T5315] bus_remove_device+0x444/0x560 [ 95.099514][ T5315] device_del+0x524/0x8f0 [ 95.099525][ T5315] device_unregister+0x21/0xf0 [ 95.099537][ T5315] unregister_virtio_device+0x37/0x60 [ 95.099545][ T5315] virtio_pci_remove+0x7f/0xf0 [ 95.099558][ T5315] pci_device_remove+0x99/0x1c0 [ 95.099568][ T5315] device_release_driver_internal+0x48b/0x880 [ 95.099577][ T5315] pci_stop_bus_device+0xf6/0x120 [ 95.099589][ T5315] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 95.099601][ T5315] remove_store+0xe5/0x150 [ 95.099609][ T5315] kernfs_fop_write_iter+0x3a4/0x540 [ 95.099618][ T5315] vfs_write+0x612/0xba0 [ 95.099625][ T5315] ksys_write+0x150/0x270 [ 95.099632][ T5315] do_syscall_64+0x174/0x580 [ 95.099639][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.099645][ T5315] [ 95.099645][ T5315] other info that might help us debug this: [ 95.099645][ T5315] [ 95.099647][ T5315] Chain exists of: [ 95.099647][ T5315] console_owner --> &pool->lock --> &n->list_lock [ 95.099647][ T5315] [ 95.099658][ T5315] Possible unsafe locking scenario: [ 95.099658][ T5315] [ 95.099660][ T5315] CPU0 CPU1 [ 95.099662][ T5315] ---- ---- [ 95.099663][ T5315] lock(&n->list_lock); [ 95.099668][ T5315] lock(&pool->lock); [ 95.099672][ T5315] lock(&n->list_lock); [ 95.099676][ T5315] lock(console_owner); [ 95.099680][ T5315] [ 95.099680][ T5315] *** DEADLOCK *** [ 95.099680][ T5315] [ 95.099682][ T5315] 11 locks held by syz.0.0/5315: [ 95.099686][ T5315] #0: ffff888012f900f0 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x246/0x320 [ 95.099702][ T5315] #1: ffff888012bb8450 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x22b/0xba0 [ 95.099720][ T5315] #2: ffff88803f403c80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x1d8/0x540 [ 95.099739][ T5315] #3: ffffffff8f39ac60 (pci_rescan_remove_lock){+.+.}-{4:4}, at: pci_stop_and_remove_bus_device_locked+0x13/0xb0 [ 95.099764][ T5315] #4: ffff88801d2581f8 (&dev->mutex){....}-{4:4}, at: device_release_driver_internal+0xb9/0x880 [ 95.099786][ T5315] #5: ffff88803336f1b0 (&dev->mutex){....}-{4:4}, at: device_release_driver_internal+0xb9/0x880 [ 95.099808][ T5315] #6: ffffffff8e9e75f0 (cpu_hotplug_lock){++++}-{0:0}, at: kmem_cache_destroy+0x60/0x180 [ 95.099835][ T5315] #7: ffffffff8ec69f88 (slab_mutex){+.+.}-{4:4}, at: kmem_cache_destroy+0x6e/0x180 [ 95.099851][ T5315] #8: ffff88801afe0d98 (&n->list_lock){-.-.}-{3:3}, at: __kmem_cache_shutdown+0x111/0x2a0 [ 95.099867][ T5315] #9: ffffffff8eb4bfa0 (console_lock){+.+.}-{0:0}, at: _printk+0xdd/0x130 [ 95.099880][ T5315] #10: ffffffff8ea33838 (console_srcu){....}-{0:0}, at: console_flush_all+0x123/0xaf0 [ 95.099899][ T5315] [ 95.099899][ T5315] stack backtrace: [ 95.099905][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 95.099915][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 95.099923][ T5315] Call Trace: [ 95.099930][ T5315] [ 95.099935][ T5315] dump_stack_lvl+0xe8/0x150 [ 95.099949][ T5315] print_circular_bug+0x2e1/0x300 [ 95.099967][ T5315] check_noncircular+0x12e/0x150 [ 95.099984][ T5315] __lock_acquire+0x1520/0x2cf0 [ 95.100000][ T5315] ? console_flush_all+0x123/0xaf0 [ 95.100009][ T5315] lock_acquire+0x106/0x350 [ 95.100020][ T5315] ? console_flush_all+0x123/0xaf0 [ 95.100032][ T5315] ? do_raw_spin_unlock+0x4d/0x210 [ 95.100041][ T5315] ? console_flush_all+0x123/0xaf0 [ 95.100050][ T5315] console_flush_all+0x693/0xaf0 [ 95.100058][ T5315] ? console_flush_all+0x123/0xaf0 [ 95.100069][ T5315] ? console_flush_all+0x123/0xaf0 [ 95.100080][ T5315] ? __pfx_console_flush_all+0x10/0x10 [ 95.100090][ T5315] ? is_printk_cpu_sync_owner+0x32/0x40 [ 95.100103][ T5315] console_unlock+0xd1/0x1c0 [ 95.100117][ T5315] ? __pfx_console_unlock+0x10/0x10 [ 95.100130][ T5315] ? _raw_spin_unlock+0x40/0x50 [ 95.100140][ T5315] ? _printk+0xdd/0x130 [ 95.100150][ T5315] vprintk_emit+0x485/0x560 [ 95.100165][ T5315] ? __pfx_vprintk_emit+0x10/0x10 [ 95.100179][ T5315] _printk+0xdd/0x130 [ 95.100188][ T5315] ? __lock_acquire+0x683/0x2cf0 [ 95.100201][ T5315] ? __pfx__printk+0x10/0x10 [ 95.100210][ T5315] ? do_raw_spin_lock+0x12b/0x2f0 [ 95.100221][ T5315] __slab_bug+0x6e/0xd0 [ 95.100231][ T5315] slab_bug+0x57/0x80 [ 95.100250][ T5315] list_slab_objects+0x35/0x1a0 [ 95.100267][ T5315] __kmem_cache_shutdown+0x1a5/0x2a0 [ 95.100282][ T5315] ? virtio_gpu_free_vbufs+0x40/0x70 [ 95.100295][ T5315] kmem_cache_destroy+0x98/0x180 [ 95.100311][ T5315] virtio_gpu_free_vbufs+0x40/0x70 [ 95.100322][ T5315] ? __pfx_virtio_gpu_release+0x10/0x10 [ 95.100331][ T5315] virtio_gpu_release+0x55/0x140 [ 95.100341][ T5315] ? __pfx_virtio_gpu_release+0x10/0x10 [ 95.100350][ T5315] drm_dev_put+0xa9/0x120 [ 95.100360][ T5315] virtio_dev_remove+0x9c/0x1b0 [ 95.100372][ T5315] ? __pfx_virtio_dev_remove+0x10/0x10 [ 95.100382][ T5315] device_release_driver_internal+0x48b/0x880 [ 95.100394][ T5315] bus_remove_device+0x444/0x560 [ 95.100415][ T5315] ? __pfx_bus_remove_device+0x10/0x10 [ 95.100432][ T5315] ? kernfs_remove_by_name_ns+0x101/0x140 [ 95.100448][ T5315] device_del+0x524/0x8f0 [ 95.100464][ T5315] ? __pfx_device_del+0x10/0x10 [ 95.100480][ T5315] device_unregister+0x21/0xf0 [ 95.100494][ T5315] unregister_virtio_device+0x37/0x60 [ 95.100503][ T5315] virtio_pci_remove+0x7f/0xf0 [ 95.100516][ T5315] pci_device_remove+0x99/0x1c0 [ 95.100527][ T5315] ? __pfx_pci_device_remove+0x10/0x10 [ 95.100536][ T5315] device_release_driver_internal+0x48b/0x880 [ 95.100551][ T5315] pci_stop_bus_device+0xf6/0x120 [ 95.100562][ T5315] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 95.100580][ T5315] remove_store+0xe5/0x150 [ 95.100594][ T5315] ? __pfx_remove_store+0x10/0x10 [ 95.100608][ T5315] ? sysfs_file_kobj+0x1e4/0x230 [ 95.100622][ T5315] ? sysfs_kf_write+0x166/0x260 [ 95.100632][ T5315] ? __pfx_sysfs_kf_write+0x10/0x10 [ 95.100641][ T5315] kernfs_fop_write_iter+0x3a4/0x540 [ 95.100656][ T5315] vfs_write+0x612/0xba0 [ 95.100669][ T5315] ? __pfx_vfs_write+0x10/0x10 [ 95.100683][ T5315] ? __fget_files+0x2a/0x420 [ 95.100699][ T5315] ksys_write+0x150/0x270 [ 95.100711][ T5315] ? __pfx_ksys_write+0x10/0x10 [ 95.100724][ T5315] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.100733][ T5315] do_syscall_64+0x174/0x580 [ 95.100745][ T5315] ? clear_bhb_loop+0x70/0xc0 [ 95.100757][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.100768][ T5315] RIP: 0033:0x7f168979e0d9 [ 95.100778][ T5315] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 95.100786][ T5315] RSP: 002b:00007f168a6bdfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 95.100798][ T5315] RAX: ffffffffffffffda RBX: 00007f1689a25fa0 RCX: 00007f168979e0d9 [ 95.100806][ T5315] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000004 [ 95.100813][ T5315] RBP: 00007f1689835024 R08: 0000000000000000 R09: 0000000000000000 [ 95.100820][ T5315] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.100826][ T5315] R13: 00007f1689a26038 R14: 00007f1689a25fa0 R15: 00007ffec6bb0718 [ 95.100838][ T5315] [ 95.664466][ T5315] BUG virtio-gpu-vbufs (Not tainted): Objects remaining on __kmem_cache_shutdown() [ 95.668419][ T5315] ----------------------------------------------------------------------------- [ 95.668419][ T5315] [ 95.673189][ T5315] Object 0xffff88801fabf230 @offset=560 [ 95.675633][ T5315] Object 0xffff88801fabf348 @offset=840 [ 95.677962][ T5315] Slab 0xffffea00007eafc0 objects=14 used=2 fp=0xffff88801fabf118 flags=0xfff00000000200(workingset|node=0|zone=1|lastcpupid=0x7ff) [ 95.683964][ T5315] ------------[ cut here ]------------ [ 95.686272][ T5315] 1 [ 95.686286][ T5315] WARNING: mm/slub.c:1244 at __slab_err+0x15/0x20, CPU#0: syz.0.0/5315 [ 95.690863][ T5315] Modules linked in: [ 95.692606][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: syz.0.0 Tainted: G B syzkaller #0 PREEMPT(full) [ 95.696992][ T5315] Tainted: [B]=BAD_PAGE [ 95.698716][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 95.702995][ T5315] RIP: 0010:__slab_err+0x15/0x20 [ 95.705141][ T5315] Code: 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 e8 2b 00 00 00 bf 05 00 00 00 be 01 00 00 00 e8 fc a7 5e 00 90 <0f> 0b 90 c3 cc cc cc cc cc 66 90 90 90 90 90 90 90 90 90 90 90 90 [ 95.713505][ T5315] RSP: 0018:ffffc9000de176d8 EFLAGS: 00010083 [ 95.716161][ T5315] RAX: ffffffff8186dc3a RBX: ffff88801c2b0c80 RCX: 0000000000100000 [ 95.719516][ T5315] RDX: ffffc9000f249000 RSI: 0000000000067cf3 RDI: 0000000000067cf4 [ 95.722989][ T5315] RBP: ffffc9000de176f0 R08: ffffffff9373f0c7 R09: 1ffffffff26e7e18 [ 95.726400][ T5315] R10: dffffc0000000000 R11: fffffbfff26e7e19 R12: ffffea00004b8210 [ 95.729820][ T5315] R13: ffffea00007eafc0 R14: ffffc9000de176f0 R15: ffff88801afe0d80 [ 95.733204][ T5315] FS: 00007f168a6be6c0(0000) GS:ffff88808c549000(0000) knlGS:0000000000000000 [ 95.736986][ T5315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.739773][ T5315] CR2: 000055ec13b5f890 CR3: 000000001f952000 CR4: 0000000000352ef0 [ 95.743181][ T5315] Call Trace: [ 95.744659][ T5315] [ 95.745976][ T5315] __kmem_cache_shutdown+0x1a5/0x2a0 [ 95.748261][ T5315] ? virtio_gpu_free_vbufs+0x40/0x70 [ 95.750492][ T5315] kmem_cache_destroy+0x98/0x180 [ 95.752656][ T5315] virtio_gpu_free_vbufs+0x40/0x70 [ 95.754851][ T5315] ? __pfx_virtio_gpu_release+0x10/0x10 [ 95.757217][ T5315] virtio_gpu_release+0x55/0x140 [ 95.759395][ T5315] ? __pfx_virtio_gpu_release+0x10/0x10 [ 95.761754][ T5315] drm_dev_put+0xa9/0x120 [ 95.763667][ T5315] virtio_dev_remove+0x9c/0x1b0 [ 95.765812][ T5315] ? __pfx_virtio_dev_remove+0x10/0x10 [ 95.768159][ T5315] device_release_driver_internal+0x48b/0x880 [ 95.770748][ T5315] bus_remove_device+0x444/0x560 [ 95.772983][ T5315] ? __pfx_bus_remove_device+0x10/0x10 [ 95.775305][ T5315] ? kernfs_remove_by_name_ns+0x101/0x140 [ 95.777706][ T5315] device_del+0x524/0x8f0 [ 95.779610][ T5315] ? __pfx_device_del+0x10/0x10 [ 95.781724][ T5315] device_unregister+0x21/0xf0 [ 95.783855][ T5315] unregister_virtio_device+0x37/0x60 [ 95.786222][ T5315] virtio_pci_remove+0x7f/0xf0 [ 95.788307][ T5315] pci_device_remove+0x99/0x1c0 [ 95.790487][ T5315] ? __pfx_pci_device_remove+0x10/0x10 [ 95.792883][ T5315] device_release_driver_internal+0x48b/0x880 [ 95.795549][ T5315] pci_stop_bus_device+0xf6/0x120 [ 95.797758][ T5315] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 95.800555][ T5315] remove_store+0xe5/0x150 [ 95.802483][ T5315] ? __pfx_remove_store+0x10/0x10 [ 95.804734][ T5315] ? sysfs_file_kobj+0x1e4/0x230 [ 95.806873][ T5315] ? sysfs_kf_write+0x166/0x260 [ 95.808987][ T5315] ? __pfx_sysfs_kf_write+0x10/0x10 [ 95.811216][ T5315] kernfs_fop_write_iter+0x3a4/0x540 [ 95.813581][ T5315] vfs_write+0x612/0xba0 [ 95.815415][ T5315] ? __pfx_vfs_write+0x10/0x10 [ 95.817457][ T5315] ? __fget_files+0x2a/0x420 [ 95.819452][ T5315] ksys_write+0x150/0x270 [ 95.821316][ T5315] ? __pfx_ksys_write+0x10/0x10 [ 95.823447][ T5315] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.826030][ T5315] do_syscall_64+0x174/0x580 [ 95.828080][ T5315] ? clear_bhb_loop+0x70/0xc0 [ 95.830092][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.832634][ T5315] RIP: 0033:0x7f168979e0d9 [ 95.834562][ T5315] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 95.842644][ T5315] RSP: 002b:00007f168a6bdfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 95.846142][ T5315] RAX: ffffffffffffffda RBX: 00007f1689a25fa0 RCX: 00007f168979e0d9 [ 95.849565][ T5315] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000004 [ 95.853037][ T5315] RBP: 00007f1689835024 R08: 0000000000000000 R09: 0000000000000000 [ 95.856446][ T5315] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.859926][ T5315] R13: 00007f1689a26038 R14: 00007f1689a25fa0 R15: 00007ffec6bb0718 [ 95.863344][ T5315] [ 95.864712][ T5315] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 95.867828][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: syz.0.0 Tainted: G B syzkaller #0 PREEMPT(full) [ 95.872318][ T5315] Tainted: [B]=BAD_PAGE [ 95.874177][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 95.878630][ T5315] Call Trace: [ 95.880157][ T5315] [ 95.881463][ T5315] vpanic+0x56c/0xa60 [ 95.883251][ T5315] ? __pfx__printk+0x10/0x10 [ 95.885280][ T5315] ? __pfx_vpanic+0x10/0x10 [ 95.887293][ T5315] ? is_bpf_text_address+0x292/0x2b0 [ 95.889627][ T5315] ? is_bpf_text_address+0x26/0x2b0 [ 95.891935][ T5315] panic+0xc5/0xd0 [ 95.893644][ T5315] ? __pfx_panic+0x10/0x10 [ 95.895578][ T5315] __warn+0x315/0x4c0 [ 95.897327][ T5315] ? __slab_err+0x15/0x20 [ 95.899245][ T5315] ? __slab_err+0x15/0x20 [ 95.901173][ T5315] __report_bug+0x276/0x570 [ 95.903174][ T5315] ? do_raw_spin_unlock+0x4d/0x210 [ 95.905407][ T5315] ? __slab_err+0x15/0x20 [ 95.907273][ T5315] ? __pfx___report_bug+0x10/0x10 [ 95.909504][ T5315] ? __wake_up_klogd+0xe6/0x120 [ 95.911669][ T5315] ? vprintk_emit+0x4eb/0x560 [ 95.913670][ T5315] ? __pfx_vprintk_emit+0x10/0x10 [ 95.915852][ T5315] ? _printk+0xdd/0x130 [ 95.917705][ T5315] ? __slab_err+0x15/0x20 [ 95.919600][ T5315] report_bug+0x16a/0x220 [ 95.921509][ T5315] ? __slab_err+0x15/0x20 [ 95.923444][ T5315] ? __slab_err+0x17/0x20 [ 95.925337][ T5315] handle_bug+0x9c/0x200 [ 95.927233][ T5315] exc_invalid_op+0x1a/0x50 [ 95.929264][ T5315] asm_exc_invalid_op+0x1a/0x20 [ 95.931419][ T5315] RIP: 0010:__slab_err+0x15/0x20 [ 95.933598][ T5315] Code: 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 e8 2b 00 00 00 bf 05 00 00 00 be 01 00 00 00 e8 fc a7 5e 00 90 <0f> 0b 90 c3 cc cc cc cc cc 66 90 90 90 90 90 90 90 90 90 90 90 90 [ 95.941639][ T5315] RSP: 0018:ffffc9000de176d8 EFLAGS: 00010083 [ 95.944359][ T5315] RAX: ffffffff8186dc3a RBX: ffff88801c2b0c80 RCX: 0000000000100000 [ 95.947776][ T5315] RDX: ffffc9000f249000 RSI: 0000000000067cf3 RDI: 0000000000067cf4 [ 95.951171][ T5315] RBP: ffffc9000de176f0 R08: ffffffff9373f0c7 R09: 1ffffffff26e7e18 [ 95.954661][ T5315] R10: dffffc0000000000 R11: fffffbfff26e7e19 R12: ffffea00004b8210 [ 95.958127][ T5315] R13: ffffea00007eafc0 R14: ffffc9000de176f0 R15: ffff88801afe0d80 [ 95.961394][ T5315] ? add_taint+0x9a/0xe0 [ 95.963160][ T5315] ? __slab_err+0x14/0x20 [ 95.964957][ T5315] __kmem_cache_shutdown+0x1a5/0x2a0 [ 95.967082][ T5315] ? virtio_gpu_free_vbufs+0x40/0x70 [ 95.969357][ T5315] kmem_cache_destroy+0x98/0x180 [ 95.971504][ T5315] virtio_gpu_free_vbufs+0x40/0x70 [ 95.973769][ T5315] ? __pfx_virtio_gpu_release+0x10/0x10 [ 95.976252][ T5315] virtio_gpu_release+0x55/0x140 [ 95.978475][ T5315] ? __pfx_virtio_gpu_release+0x10/0x10 [ 95.980879][ T5315] drm_dev_put+0xa9/0x120 [ 95.982825][ T5315] virtio_dev_remove+0x9c/0x1b0 [ 95.985008][ T5315] ? __pfx_virtio_dev_remove+0x10/0x10 [ 95.987410][ T5315] device_release_driver_internal+0x48b/0x880 [ 95.990096][ T5315] bus_remove_device+0x444/0x560 [ 95.992308][ T5315] ? __pfx_bus_remove_device+0x10/0x10 [ 95.994745][ T5315] ? kernfs_remove_by_name_ns+0x101/0x140 [ 95.997277][ T5315] device_del+0x524/0x8f0 [ 95.999214][ T5315] ? __pfx_device_del+0x10/0x10 [ 96.001391][ T5315] device_unregister+0x21/0xf0 [ 96.003547][ T5315] unregister_virtio_device+0x37/0x60 [ 96.005923][ T5315] virtio_pci_remove+0x7f/0xf0 [ 96.008047][ T5315] pci_device_remove+0x99/0x1c0 [ 96.010203][ T5315] ? __pfx_pci_device_remove+0x10/0x10 [ 96.012630][ T5315] device_release_driver_internal+0x48b/0x880 [ 96.015272][ T5315] pci_stop_bus_device+0xf6/0x120 [ 96.017497][ T5315] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 96.020314][ T5315] remove_store+0xe5/0x150 [ 96.022270][ T5315] ? __pfx_remove_store+0x10/0x10 [ 96.024496][ T5315] ? sysfs_file_kobj+0x1e4/0x230 [ 96.026661][ T5315] ? sysfs_kf_write+0x166/0x260 [ 96.028841][ T5315] ? __pfx_sysfs_kf_write+0x10/0x10 [ 96.031109][ T5315] kernfs_fop_write_iter+0x3a4/0x540 [ 96.033477][ T5315] vfs_write+0x612/0xba0 [ 96.035423][ T5315] ? __pfx_vfs_write+0x10/0x10 [ 96.037544][ T5315] ? __fget_files+0x2a/0x420 [ 96.039609][ T5315] ksys_write+0x150/0x270 [ 96.041506][ T5315] ? __pfx_ksys_write+0x10/0x10 [ 96.043707][ T5315] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.046355][ T5315] do_syscall_64+0x174/0x580 [ 96.048342][ T5315] ? clear_bhb_loop+0x70/0xc0 [ 96.050428][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.053066][ T5315] RIP: 0033:0x7f168979e0d9 [ 96.055014][ T5315] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 96.063116][ T5315] RSP: 002b:00007f168a6bdfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 96.066643][ T5315] RAX: ffffffffffffffda RBX: 00007f1689a25fa0 RCX: 00007f168979e0d9 [ 96.070138][ T5315] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000004 [ 96.073618][ T5315] RBP: 00007f1689835024 R08: 0000000000000000 R09: 0000000000000000 [ 96.077070][ T5315] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 96.080503][ T5315] R13: 00007f1689a26038 R14: 00007f1689a25fa0 R15: 00007ffec6bb0718 [ 96.083991][ T5315] [ 96.085739][ T5315] Kernel Offset: disabled [ 96.087639][ T5315] Rebooting in 86400 seconds..