program: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=@bridge_delneigh={0x1c, 0x1d, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x20, 0x52}}, 0x1c}}, 0x0) mkdir(&(0x7f0000000400)='./my_sys\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000a80)='./file0/file0\x00', 0x0, 0x3) ioctl$TIOCGPTPEER(r2, 0x400c0930, 0x9) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, &(0x7f0000000140)={0x0, {0x2, 0x4e24, @private=0xa010100}, {0x2, 0x4e21, @multicast1}, {0x2, 0x4e20, @local}, 0x3b5, 0x0, 0x0, 0x0, 0x6, 0x0, 0x7fffffffffffffff, 0x5, 0x3ff}) r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./my_sys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x18) pwrite64(r3, &(0x7f0000000500)="f000", 0x2, 0x3) pwrite64(r3, &(0x7f0000000600)="0200d0e37237ea8388bfb8958ce2df7b22f3860784c30248ed39490dfe8037f6cb012c19e5f66193b7492fb9f8e66c469b9f96b242d5344e44ca9245b0a0fcf8ae83f291f080290ce9952b0112485d0761ec21cb22aeab9032f383fd15d09dd079ccea656c6fe70fc86d3b030f355b9284d62aa5af173e266bfd1020b1b3c3e074", 0x81, 0x8) r4 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r4, &(0x7f0000000800)='1', 0x1) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz0\x00', 0x1ff) r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r6 = openat$cgroup_int(r5, &(0x7f0000000040)='hugetlb.2MB.rsvd.max_usage_in_bytes\x00', 0x2, 0x0) sendfile(r6, r6, 0x0, 0xff) r7 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./my_sys/bus/pci/rescan\x00', 0x1, 0x0) write(r7, &(0x7f0000000a00)='1', 0x1) syz_mount_image$f2fs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x42, &(0x7f00000000c0)=ANY=[@ANYBLOB="6673796e635f6d6f64653d706f7369782c6e6f696e6c696e655f646174612c6469736361726400aa19fd46b492dc6cf59d696e6c696e655f64656e7472792c00"], 0x1, 0x550e, &(0x7f0000005980)="$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[ 92.758314][ T4636] Bluetooth: hci0: command tx timeout [ 92.773090][ T10] cfg80211: failed to load regulatory.db [ 92.984213][ T5312] Console: switching to colour dummy device 80x25 [ 93.351877][ T5312] ============================================================================= [ 93.352510][ T5312] [ 93.352518][ T5312] ====================================================== [ 93.352522][ T5312] WARNING: possible circular locking dependency detected [ 93.352529][ T5312] syzkaller #0 Not tainted [ 93.352535][ T5312] ------------------------------------------------------ [ 93.352541][ T5312] syz.0.0/5312 is trying to acquire lock: [ 93.352546][ T5312] ffffffff8eb4bf40 (console_owner){....}-{0:0}, at: console_flush_all+0x123/0xaf0 [ 93.352636][ T5312] [ 93.352636][ T5312] but task is already holding lock: [ 93.352640][ T5312] ffff888032cb6d98 (&n->list_lock){-.-.}-{3:3}, at: __kmem_cache_shutdown+0x111/0x2a0 [ 93.352667][ T5312] [ 93.352667][ T5312] which lock already depends on the new lock. [ 93.352667][ T5312] [ 93.352671][ T5312] [ 93.352671][ T5312] the existing dependency chain (in reverse order) is: [ 93.352678][ T5312] [ 93.352678][ T5312] -> #4 (&n->list_lock){-.-.}-{3:3}: [ 93.352693][ T5312] _raw_spin_lock_irqsave+0x40/0x60 [ 93.352745][ T5312] get_from_partial_node+0x54/0x4c0 [ 93.352761][ T5312] ___slab_alloc+0xbe/0x950 [ 93.352774][ T5312] kmem_cache_alloc_noprof+0x135/0x5f0 [ 93.352793][ T5312] fill_pool+0x165/0x610 [ 93.352836][ T5312] debug_object_activate+0x38d/0x420 [ 93.352848][ T5312] insert_work+0x35/0x330 [ 93.352859][ T5312] __queue_work+0xcd8/0x10a0 [ 93.352872][ T5312] queue_work_on+0x106/0x1d0 [ 93.352883][ T5312] call_usermodehelper_exec+0x28e/0x4b0 [ 93.352894][ T5312] kobject_uevent_env+0x685/0x9e0 [ 93.352903][ T5312] device_add+0x544/0xb80 [ 93.352917][ T5312] device_create_with_groups+0x26a/0x300 [ 93.352931][ T5312] misc_register+0x2f7/0x560 [ 93.352942][ T5312] do_one_initcall+0x250/0x870 [ 93.352955][ T5312] do_initcall_level+0x10a/0x1a0 [ 93.353030][ T5312] do_initcalls+0x59/0xa0 [ 93.353046][ T5312] kernel_init_freeable+0x29d/0x3e0 [ 93.353062][ T5312] kernel_init+0x1d/0x1d0 [ 93.353078][ T5312] ret_from_fork+0x514/0xb70 [ 93.353091][ T5312] ret_from_fork_asm+0x1a/0x30 [ 93.353104][ T5312] [ 93.353104][ T5312] -> #3 (&pool->lock){-.-.}-{2:2}: [ 93.353118][ T5312] _raw_spin_lock+0x2e/0x40 [ 93.353127][ T5312] __queue_work+0x72f/0x10a0 [ 93.353137][ T5312] queue_work_on+0x106/0x1d0 [ 93.353147][ T5312] rpm_suspend+0xeca/0x17b0 [ 93.353169][ T5312] __pm_runtime_idle+0x12f/0x1a0 [ 93.353185][ T5312] __device_attach+0x355/0x450 [ 93.353202][ T5312] device_initial_probe+0xa1/0xd0 [ 93.353211][ T5312] bus_probe_device+0x12a/0x220 [ 93.353224][ T5312] device_add+0x7d7/0xb80 [ 93.353240][ T5312] serial_base_port_add+0x18f/0x270 [ 93.353250][ T5312] serial_core_register_port+0x37f/0x2840 [ 93.353262][ T5312] serial8250_register_8250_port+0x16b4/0x2090 [ 93.353273][ T5312] serial_pnp_probe+0x56a/0x7f0 [ 93.353284][ T5312] pnp_device_probe+0x30b/0x4c0 [ 93.353296][ T5312] really_probe+0x254/0xae0 [ 93.353305][ T5312] __driver_probe_device+0x1e8/0x360 [ 93.353313][ T5312] driver_probe_device+0x4f/0x240 [ 93.353321][ T5312] __driver_attach+0x339/0x600 [ 93.353328][ T5312] bus_for_each_dev+0x23b/0x2c0 [ 93.353343][ T5312] bus_add_driver+0x345/0x670 [ 93.353356][ T5312] driver_register+0x23a/0x320 [ 93.353365][ T5312] serial8250_init+0x8f/0x160 [ 93.353379][ T5312] do_one_initcall+0x250/0x870 [ 93.353391][ T5312] do_initcall_level+0x10a/0x1a0 [ 93.353404][ T5312] do_initcalls+0x59/0xa0 [ 93.353416][ T5312] kernel_init_freeable+0x29d/0x3e0 [ 93.353428][ T5312] kernel_init+0x1d/0x1d0 [ 93.353440][ T5312] ret_from_fork+0x514/0xb70 [ 93.353452][ T5312] ret_from_fork_asm+0x1a/0x30 [ 93.353464][ T5312] [ 93.353464][ T5312] -> #2 (&dev->power.lock){-...}-{3:3}: [ 93.353478][ T5312] _raw_spin_lock_irqsave+0x40/0x60 [ 93.353488][ T5312] __pm_runtime_resume+0x10f/0x180 [ 93.353500][ T5312] __uart_start+0x171/0x460 [ 93.353513][ T5312] uart_write+0x251/0x9f0 [ 93.353526][ T5312] n_tty_write+0xd49/0x11e0 [ 93.353536][ T5312] file_tty_write+0x509/0x9c0 [ 93.353549][ T5312] vfs_write+0x612/0xba0 [ 93.353560][ T5312] ksys_write+0x150/0x270 [ 93.353570][ T5312] do_syscall_64+0x174/0x580 [ 93.353582][ T5312] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.353594][ T5312] [ 93.353594][ T5312] -> #1 (&port_lock_key){-.-.}-{3:3}: [ 93.353609][ T5312] _raw_spin_lock_irqsave+0x40/0x60 [ 93.353620][ T5312] serial8250_console_write+0x153/0x1ba0 [ 93.353633][ T5312] console_flush_all+0x6ea/0xaf0 [ 93.353643][ T5312] console_unlock+0xd1/0x1c0 [ 93.353656][ T5312] vprintk_emit+0x485/0x560 [ 93.353669][ T5312] _printk+0xdd/0x130 [ 93.353677][ T5312] register_console+0xbc3/0xfc0 [ 93.353686][ T5312] univ8250_console_init+0x3a/0x70 [ 93.353697][ T5312] console_init+0x10b/0x4a0 [ 93.353708][ T5312] start_kernel+0x238/0x3e0 [ 93.353719][ T5312] x86_64_start_reservations+0x24/0x30 [ 93.353729][ T5312] x86_64_start_kernel+0x137/0x1b0 [ 93.353738][ T5312] common_startup_64+0x13e/0x157 [ 93.353747][ T5312] [ 93.353747][ T5312] -> #0 (console_owner){....}-{0:0}: [ 93.353761][ T5312] __lock_acquire+0x1520/0x2cf0 [ 93.353773][ T5312] lock_acquire+0x106/0x350 [ 93.353783][ T5312] console_flush_all+0x693/0xaf0 [ 93.353792][ T5312] console_unlock+0xd1/0x1c0 [ 93.353804][ T5312] vprintk_emit+0x485/0x560 [ 93.353818][ T5312] _printk+0xdd/0x130 [ 93.353826][ T5312] __slab_bug+0x6e/0xd0 [ 93.353835][ T5312] slab_bug+0x57/0x80 [ 93.353845][ T5312] list_slab_objects+0x35/0x1a0 [ 93.353855][ T5312] __kmem_cache_shutdown+0x1a5/0x2a0 [ 93.353866][ T5312] kmem_cache_destroy+0x98/0x180 [ 93.353880][ T5312] virtio_gpu_free_vbufs+0x40/0x70 [ 93.353891][ T5312] virtio_gpu_release+0x55/0x140 [ 93.353900][ T5312] drm_dev_put+0xa9/0x120 [ 93.353910][ T5312] virtio_dev_remove+0x9c/0x1b0 [ 93.353919][ T5312] device_release_driver_internal+0x48b/0x880 [ 93.353928][ T5312] bus_remove_device+0x444/0x560 [ 93.353939][ T5312] device_del+0x524/0x8f0 [ 93.353953][ T5312] device_unregister+0x21/0xf0 [ 93.353968][ T5312] unregister_virtio_device+0x37/0x60 [ 93.353977][ T5312] virtio_pci_remove+0x7f/0xf0 [ 93.353989][ T5312] pci_device_remove+0x99/0x1c0 [ 93.353999][ T5312] device_release_driver_internal+0x48b/0x880 [ 93.354007][ T5312] pci_stop_bus_device+0xf6/0x120 [ 93.354019][ T5312] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 93.354032][ T5312] remove_store+0xe5/0x150 [ 93.354045][ T5312] kernfs_fop_write_iter+0x3a4/0x540 [ 93.354058][ T5312] vfs_write+0x612/0xba0 [ 93.354070][ T5312] ksys_write+0x150/0x270 [ 93.354081][ T5312] do_syscall_64+0x174/0x580 [ 93.354092][ T5312] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.354101][ T5312] [ 93.354101][ T5312] other info that might help us debug this: [ 93.354101][ T5312] [ 93.354104][ T5312] Chain exists of: [ 93.354104][ T5312] console_owner --> &pool->lock --> &n->list_lock [ 93.354104][ T5312] [ 93.354120][ T5312] Possible unsafe locking scenario: [ 93.354120][ T5312] [ 93.354123][ T5312] CPU0 CPU1 [ 93.354126][ T5312] ---- ---- [ 93.354129][ T5312] lock(&n->list_lock); [ 93.354135][ T5312] lock(&pool->lock); [ 93.354143][ T5312] lock(&n->list_lock); [ 93.354150][ T5312] lock(console_owner); [ 93.354166][ T5312] [ 93.354166][ T5312] *** DEADLOCK *** [ 93.354166][ T5312] [ 93.354169][ T5312] 11 locks held by syz.0.0/5312: [ 93.354176][ T5312] #0: ffff8880346fcef0 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x246/0x320 [ 93.354205][ T5312] #1: ffff888012d28450 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x22b/0xba0 [ 93.354234][ T5312] #2: ffff8880128a3080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x1d8/0x540 [ 93.354261][ T5312] #3: ffffffff8f39ac60 (pci_rescan_remove_lock){+.+.}-{4:4}, at: pci_stop_and_remove_bus_device_locked+0x13/0xb0 [ 93.354289][ T5312] #4: ffff88801d2601f8 (&dev->mutex){....}-{4:4}, at: device_release_driver_internal+0xb9/0x880 [ 93.354312][ T5312] #5: ffff88803334e1b0 (&dev->mutex){....}-{4:4}, at: device_release_driver_internal+0xb9/0x880 [ 93.354334][ T5312] #6: ffffffff8e9e75f0 (cpu_hotplug_lock){++++}-{0:0}, at: kmem_cache_destroy+0x60/0x180 [ 93.354362][ T5312] #7: ffffffff8ec69f88 (slab_mutex){+.+.}-{4:4}, at: kmem_cache_destroy+0x6e/0x180 [ 93.354388][ T5312] #8: ffff888032cb6d98 (&n->list_lock){-.-.}-{3:3}, at: __kmem_cache_shutdown+0x111/0x2a0 [ 93.354412][ T5312] #9: ffffffff8eb4bfa0 (console_lock){+.+.}-{0:0}, at: _printk+0xdd/0x130 [ 93.354435][ T5312] #10: ffffffff8ea33838 (console_srcu){....}-{0:0}, at: console_flush_all+0x123/0xaf0 [ 93.354457][ T5312] [ 93.354457][ T5312] stack backtrace: [ 93.354465][ T5312] CPU: 0 UID: 0 PID: 5312 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 93.354477][ T5312] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 93.354485][ T5312] Call Trace: [ 93.354490][ T5312] [ 93.354495][ T5312] dump_stack_lvl+0xe8/0x150 [ 93.354513][ T5312] print_circular_bug+0x2e1/0x300 [ 93.354531][ T5312] check_noncircular+0x12e/0x150 [ 93.354549][ T5312] __lock_acquire+0x1520/0x2cf0 [ 93.354566][ T5312] ? console_flush_all+0x123/0xaf0 [ 93.354574][ T5312] lock_acquire+0x106/0x350 [ 93.354583][ T5312] ? console_flush_all+0x123/0xaf0 [ 93.354593][ T5312] ? do_raw_spin_unlock+0x4d/0x210 [ 93.354603][ T5312] ? console_flush_all+0x123/0xaf0 [ 93.354612][ T5312] console_flush_all+0x693/0xaf0 [ 93.354622][ T5312] ? console_flush_all+0x123/0xaf0 [ 93.354632][ T5312] ? console_flush_all+0x123/0xaf0 [ 93.354642][ T5312] ? __pfx_console_flush_all+0x10/0x10 [ 93.354653][ T5312] ? is_printk_cpu_sync_owner+0x32/0x40 [ 93.354664][ T5312] console_unlock+0xd1/0x1c0 [ 93.354680][ T5312] ? __pfx_console_unlock+0x10/0x10 [ 93.354694][ T5312] ? _raw_spin_unlock+0x40/0x50 [ 93.354705][ T5312] ? _printk+0xdd/0x130 [ 93.354715][ T5312] vprintk_emit+0x485/0x560 [ 93.354729][ T5312] ? __pfx_vprintk_emit+0x10/0x10 [ 93.354743][ T5312] ? look_up_lock_class+0x57/0x110 [ 93.354758][ T5312] _printk+0xdd/0x130 [ 93.354768][ T5312] ? __lock_acquire+0x683/0x2cf0 [ 93.354782][ T5312] ? __pfx__printk+0x10/0x10 [ 93.354792][ T5312] ? do_raw_spin_lock+0x12b/0x2f0 [ 93.354804][ T5312] __slab_bug+0x6e/0xd0 [ 93.354816][ T5312] slab_bug+0x57/0x80 [ 93.354828][ T5312] list_slab_objects+0x35/0x1a0 [ 93.354841][ T5312] __kmem_cache_shutdown+0x1a5/0x2a0 [ 93.354853][ T5312] ? virtio_gpu_free_vbufs+0x40/0x70 [ 93.354865][ T5312] kmem_cache_destroy+0x98/0x180 [ 93.354879][ T5312] virtio_gpu_free_vbufs+0x40/0x70 [ 93.354939][ T5312] ? __pfx_virtio_gpu_release+0x10/0x10 [ 93.354953][ T5312] virtio_gpu_release+0x55/0x140 [ 93.354964][ T5312] ? __pfx_virtio_gpu_release+0x10/0x10 [ 93.354975][ T5312] drm_dev_put+0xa9/0x120 [ 93.354986][ T5312] virtio_dev_remove+0x9c/0x1b0 [ 93.354998][ T5312] ? __pfx_virtio_dev_remove+0x10/0x10 [ 93.355010][ T5312] device_release_driver_internal+0x48b/0x880 [ 93.355024][ T5312] bus_remove_device+0x444/0x560 [ 93.355038][ T5312] ? __pfx_bus_remove_device+0x10/0x10 [ 93.355052][ T5312] ? kernfs_remove_by_name_ns+0x101/0x140 [ 93.355068][ T5312] device_del+0x524/0x8f0 [ 93.355086][ T5312] ? __pfx_device_del+0x10/0x10 [ 93.355103][ T5312] device_unregister+0x21/0xf0 [ 93.355118][ T5312] unregister_virtio_device+0x37/0x60 [ 93.355129][ T5312] virtio_pci_remove+0x7f/0xf0 [ 93.355144][ T5312] pci_device_remove+0x99/0x1c0 [ 93.355164][ T5312] ? __pfx_pci_device_remove+0x10/0x10 [ 93.355176][ T5312] device_release_driver_internal+0x48b/0x880 [ 93.355189][ T5312] pci_stop_bus_device+0xf6/0x120 [ 93.355207][ T5312] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 93.355223][ T5312] remove_store+0xe5/0x150 [ 93.355239][ T5312] ? __pfx_remove_store+0x10/0x10 [ 93.355254][ T5312] ? sysfs_file_kobj+0x1e4/0x230 [ 93.355264][ T5312] ? sysfs_kf_write+0x166/0x260 [ 93.355275][ T5312] ? __pfx_sysfs_kf_write+0x10/0x10 [ 93.355285][ T5312] kernfs_fop_write_iter+0x3a4/0x540 [ 93.355302][ T5312] vfs_write+0x612/0xba0 [ 93.355318][ T5312] ? __pfx_vfs_write+0x10/0x10 [ 93.355334][ T5312] ? __fget_files+0x2a/0x420 [ 93.355348][ T5312] ksys_write+0x150/0x270 [ 93.355359][ T5312] ? __pfx_ksys_write+0x10/0x10 [ 93.355368][ T5312] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.355375][ T5312] do_syscall_64+0x174/0x580 [ 93.355388][ T5312] ? clear_bhb_loop+0x70/0xc0 [ 93.355402][ T5312] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.355412][ T5312] RIP: 0033:0x7f97bff9e0d9 [ 93.355424][ T5312] 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 [ 93.355433][ T5312] RSP: 002b:00007f97c0e93fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 93.355446][ T5312] RAX: ffffffffffffffda RBX: 00007f97c0225fa0 RCX: 00007f97bff9e0d9 [ 93.355455][ T5312] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000005 [ 93.355463][ T5312] RBP: 00007f97c0035024 R08: 0000000000000000 R09: 0000000000000000 [ 93.355470][ T5312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 93.355477][ T5312] R13: 00007f97c0226038 R14: 00007f97c0225fa0 R15: 00007fff5bdc53d8 [ 93.355490][ T5312] [ 93.956029][ T5312] BUG virtio-gpu-vbufs (Not tainted): Objects remaining on __kmem_cache_shutdown() [ 93.960231][ T5312] ----------------------------------------------------------------------------- [ 93.960231][ T5312] [ 93.965812][ T5312] Object 0xffff8880440b6690 @offset=1680 [ 93.968700][ T5312] Object 0xffff8880440b67a8 @offset=1960 [ 93.970919][ T5312] Slab 0xffffea0001102d80 objects=14 used=2 fp=0xffff8880440b6000 flags=0x4fff00000000200(workingset|node=1|zone=1|lastcpupid=0x7ff) [ 93.976786][ T5312] ------------[ cut here ]------------ [ 93.979986][ T5312] 1 [ 93.980002][ T5312] WARNING: mm/slub.c:1244 at __slab_err+0x15/0x20, CPU#0: syz.0.0/5312 [ 93.985142][ T5312] Modules linked in: [ 93.986854][ T5312] CPU: 0 UID: 0 PID: 5312 Comm: syz.0.0 Tainted: G B syzkaller #0 PREEMPT(full) [ 93.991528][ T5312] Tainted: [B]=BAD_PAGE [ 93.993570][ T5312] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 93.998631][ T5312] RIP: 0010:__slab_err+0x15/0x20 [ 94.000901][ T5312] 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 [ 94.009940][ T5312] RSP: 0000:ffffc9000f5876d8 EFLAGS: 00010083 [ 94.012805][ T5312] RAX: ffffffff8186dc3a RBX: ffff888034e7adc0 RCX: 0000000000100000 [ 94.016307][ T5312] RDX: ffffc9000ec19000 RSI: 0000000000068a18 RDI: 0000000000068a19 [ 94.020687][ T5312] RBP: ffffea0000cb60d0 R08: ffffffff9373e0c7 R09: 1ffffffff26e7c18 [ 94.024302][ T5312] R10: dffffc0000000000 R11: fffffbfff26e7c19 R12: ffff888032cb6dc8 [ 94.027741][ T5312] R13: ffffea0001102d80 R14: ffffc9000f5876f0 R15: ffff888032cb6d80 [ 94.032054][ T5312] FS: 00007f97c0e946c0(0000) GS:ffff88808c54a000(0000) knlGS:0000000000000000 [ 94.035869][ T5312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.038659][ T5312] CR2: 00007f97b5105000 CR3: 0000000040685000 CR4: 0000000000352ef0 [ 94.042208][ T5312] Call Trace: [ 94.044002][ T5312] [ 94.045553][ T5312] __kmem_cache_shutdown+0x1a5/0x2a0 [ 94.048052][ T5312] ? virtio_gpu_free_vbufs+0x40/0x70 [ 94.050291][ T5312] kmem_cache_destroy+0x98/0x180 [ 94.052294][ T5312] virtio_gpu_free_vbufs+0x40/0x70 [ 94.054428][ T5312] ? __pfx_virtio_gpu_release+0x10/0x10 [ 94.056749][ T5312] virtio_gpu_release+0x55/0x140 [ 94.059490][ T5312] ? __pfx_virtio_gpu_release+0x10/0x10 [ 94.062366][ T5312] drm_dev_put+0xa9/0x120 [ 94.064313][ T5312] virtio_dev_remove+0x9c/0x1b0 [ 94.066445][ T5312] ? __pfx_virtio_dev_remove+0x10/0x10 [ 94.069134][ T5312] device_release_driver_internal+0x48b/0x880 [ 94.072230][ T5312] bus_remove_device+0x444/0x560 [ 94.074459][ T5312] ? __pfx_bus_remove_device+0x10/0x10 [ 94.076885][ T5312] ? kernfs_remove_by_name_ns+0x101/0x140 [ 94.079277][ T5312] device_del+0x524/0x8f0 [ 94.081567][ T5312] ? __pfx_device_del+0x10/0x10 [ 94.084197][ T5312] device_unregister+0x21/0xf0 [ 94.086504][ T5312] unregister_virtio_device+0x37/0x60 [ 94.088841][ T5312] virtio_pci_remove+0x7f/0xf0 [ 94.091088][ T5312] pci_device_remove+0x99/0x1c0 [ 94.093566][ T5312] ? __pfx_pci_device_remove+0x10/0x10 [ 94.096396][ T5312] device_release_driver_internal+0x48b/0x880 [ 94.099090][ T5312] pci_stop_bus_device+0xf6/0x120 [ 94.101315][ T5312] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 94.104392][ T5312] remove_store+0xe5/0x150 [ 94.106656][ T5312] ? __pfx_remove_store+0x10/0x10 [ 94.109162][ T5312] ? sysfs_file_kobj+0x1e4/0x230 [ 94.111465][ T5312] ? sysfs_kf_write+0x166/0x260 [ 94.113856][ T5312] ? __pfx_sysfs_kf_write+0x10/0x10 [ 94.116416][ T5312] kernfs_fop_write_iter+0x3a4/0x540 [ 94.118976][ T5312] vfs_write+0x612/0xba0 [ 94.120949][ T5312] ? __pfx_vfs_write+0x10/0x10 [ 94.123194][ T5312] ? __fget_files+0x2a/0x420 [ 94.125292][ T5312] ksys_write+0x150/0x270 [ 94.127524][ T5312] ? __pfx_ksys_write+0x10/0x10 [ 94.129788][ T5312] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.132356][ T5312] do_syscall_64+0x174/0x580 [ 94.134400][ T5312] ? clear_bhb_loop+0x70/0xc0 [ 94.136947][ T5312] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.140032][ T5312] RIP: 0033:0x7f97bff9e0d9 [ 94.142243][ T5312] 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 [ 94.151124][ T5312] RSP: 002b:00007f97c0e93fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 94.155091][ T5312] RAX: ffffffffffffffda RBX: 00007f97c0225fa0 RCX: 00007f97bff9e0d9 [ 94.158593][ T5312] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000005 [ 94.162073][ T5312] RBP: 00007f97c0035024 R08: 0000000000000000 R09: 0000000000000000 [ 94.165997][ T5312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 94.169454][ T5312] R13: 00007f97c0226038 R14: 00007f97c0225fa0 R15: 00007fff5bdc53d8 [ 94.172919][ T5312] [ 94.174556][ T5312] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 94.178358][ T5312] CPU: 0 UID: 0 PID: 5312 Comm: syz.0.0 Tainted: G B syzkaller #0 PREEMPT(full) [ 94.182950][ T5312] Tainted: [B]=BAD_PAGE [ 94.184969][ T5312] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.190053][ T5312] Call Trace: [ 94.191674][ T5312] [ 94.192987][ T5312] vpanic+0x56c/0xa60 [ 94.194802][ T5312] ? __pfx__printk+0x10/0x10 [ 94.196912][ T5312] ? __pfx_vpanic+0x10/0x10 [ 94.199120][ T5312] ? is_bpf_text_address+0x292/0x2b0 [ 94.201913][ T5312] ? is_bpf_text_address+0x26/0x2b0 [ 94.204309][ T5312] panic+0xc5/0xd0 [ 94.206026][ T5312] ? __pfx_panic+0x10/0x10 [ 94.208118][ T5312] __warn+0x315/0x4c0 [ 94.209962][ T5312] ? __slab_err+0x15/0x20 [ 94.212054][ T5312] ? __slab_err+0x15/0x20 [ 94.214252][ T5312] __report_bug+0x276/0x570 [ 94.216498][ T5312] ? do_raw_spin_unlock+0x4d/0x210 [ 94.218754][ T5312] ? __slab_err+0x15/0x20 [ 94.220374][ T5312] ? __pfx___report_bug+0x10/0x10 [ 94.222340][ T5312] ? __wake_up_klogd+0xe6/0x120 [ 94.224603][ T5312] ? vprintk_emit+0x4eb/0x560 [ 94.227200][ T5312] ? __pfx_vprintk_emit+0x10/0x10 [ 94.229739][ T5312] ? _printk+0xdd/0x130 [ 94.231592][ T5312] ? __slab_err+0x15/0x20 [ 94.233475][ T5312] report_bug+0x16a/0x220 [ 94.235519][ T5312] ? __slab_err+0x15/0x20 [ 94.237566][ T5312] ? __slab_err+0x17/0x20 [ 94.239829][ T5312] handle_bug+0x9c/0x200 [ 94.242099][ T5312] exc_invalid_op+0x1a/0x50 [ 94.244285][ T5312] asm_exc_invalid_op+0x1a/0x20 [ 94.246423][ T5312] RIP: 0010:__slab_err+0x15/0x20 [ 94.248554][ T5312] 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 [ 94.257993][ T5312] RSP: 0000:ffffc9000f5876d8 EFLAGS: 00010083 [ 94.260728][ T5312] RAX: ffffffff8186dc3a RBX: ffff888034e7adc0 RCX: 0000000000100000 [ 94.264436][ T5312] RDX: ffffc9000ec19000 RSI: 0000000000068a18 RDI: 0000000000068a19 [ 94.268453][ T5312] RBP: ffffea0000cb60d0 R08: ffffffff9373e0c7 R09: 1ffffffff26e7c18 [ 94.271969][ T5312] R10: dffffc0000000000 R11: fffffbfff26e7c19 R12: ffff888032cb6dc8 [ 94.275969][ T5312] R13: ffffea0001102d80 R14: ffffc9000f5876f0 R15: ffff888032cb6d80 [ 94.279764][ T5312] ? add_taint+0x9a/0xe0 [ 94.281651][ T5312] ? __slab_err+0x14/0x20 [ 94.283500][ T5312] __kmem_cache_shutdown+0x1a5/0x2a0 [ 94.285914][ T5312] ? virtio_gpu_free_vbufs+0x40/0x70 [ 94.288290][ T5312] kmem_cache_destroy+0x98/0x180 [ 94.290592][ T5312] virtio_gpu_free_vbufs+0x40/0x70 [ 94.292993][ T5312] ? __pfx_virtio_gpu_release+0x10/0x10 [ 94.295691][ T5312] virtio_gpu_release+0x55/0x140 [ 94.298083][ T5312] ? __pfx_virtio_gpu_release+0x10/0x10 [ 94.300544][ T5312] drm_dev_put+0xa9/0x120 [ 94.302565][ T5312] virtio_dev_remove+0x9c/0x1b0 [ 94.304876][ T5312] ? __pfx_virtio_dev_remove+0x10/0x10 [ 94.307296][ T5312] device_release_driver_internal+0x48b/0x880 [ 94.310095][ T5312] bus_remove_device+0x444/0x560 [ 94.312279][ T5312] ? __pfx_bus_remove_device+0x10/0x10 [ 94.314927][ T5312] ? kernfs_remove_by_name_ns+0x101/0x140 [ 94.317721][ T5312] device_del+0x524/0x8f0 [ 94.319860][ T5312] ? __pfx_device_del+0x10/0x10 [ 94.322036][ T5312] device_unregister+0x21/0xf0 [ 94.324590][ T5312] unregister_virtio_device+0x37/0x60 [ 94.327383][ T5312] virtio_pci_remove+0x7f/0xf0 [ 94.329578][ T5312] pci_device_remove+0x99/0x1c0 [ 94.331653][ T5312] ? __pfx_pci_device_remove+0x10/0x10 [ 94.334142][ T5312] device_release_driver_internal+0x48b/0x880 [ 94.337651][ T5312] pci_stop_bus_device+0xf6/0x120 [ 94.340143][ T5312] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 94.342993][ T5312] remove_store+0xe5/0x150 [ 94.345094][ T5312] ? __pfx_remove_store+0x10/0x10 [ 94.347535][ T5312] ? sysfs_file_kobj+0x1e4/0x230 [ 94.350080][ T5312] ? sysfs_kf_write+0x166/0x260 [ 94.352542][ T5312] ? __pfx_sysfs_kf_write+0x10/0x10 [ 94.354927][ T5312] kernfs_fop_write_iter+0x3a4/0x540 [ 94.357407][ T5312] vfs_write+0x612/0xba0 [ 94.359377][ T5312] ? __pfx_vfs_write+0x10/0x10 [ 94.362132][ T5312] ? __fget_files+0x2a/0x420 [ 94.364756][ T5312] ksys_write+0x150/0x270 [ 94.366798][ T5312] ? __pfx_ksys_write+0x10/0x10 [ 94.368946][ T5312] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.371589][ T5312] do_syscall_64+0x174/0x580 [ 94.373499][ T5312] ? clear_bhb_loop+0x70/0xc0 [ 94.376074][ T5312] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.379046][ T5312] RIP: 0033:0x7f97bff9e0d9 [ 94.381231][ T5312] 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 [ 94.390250][ T5312] RSP: 002b:00007f97c0e93fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 94.394789][ T5312] RAX: ffffffffffffffda RBX: 00007f97c0225fa0 RCX: 00007f97bff9e0d9 [ 94.398399][ T5312] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000005 [ 94.402901][ T5312] RBP: 00007f97c0035024 R08: 0000000000000000 R09: 0000000000000000 [ 94.406942][ T5312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 94.410396][ T5312] R13: 00007f97c0226038 R14: 00007f97c0225fa0 R15: 00007fff5bdc53d8 [ 94.414001][ T5312] [ 94.415873][ T5312] Kernel Offset: disabled [ 94.418174][ T5312] Rebooting in 86400 seconds..