program:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
mount(0x0, 0x0, 0x0, 0x0, 0x0)
r1 = openat$kvm(0x0, 0x0, 0x0, 0x0)
ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
syz_usb_connect(0x0, 0x2b, 0x0, 0x0)
mkdirat(0xffffffffffffffff, &(0x7f00000001c0)='./debug/failslab/task-filter\x00', 0x18e)
mount(0x0, &(0x7f0000000680)='./debug\x00', &(0x7f00000006c0)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debug/dynamic_debug/control\x00', 0x2, 0x0)
write(r2, &(0x7f0000000740)='+p', 0x2)
bpf$MAP_CREATE(0x0, &(0x7f0000000780)=ANY=[], 0x50)
write$binfmt_misc(0xffffffffffffffff, 0x0, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
r3 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(r3, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000840)={&(0x7f0000000400)=ANY=[], 0x50}}, 0x0)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_ADD(r4, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000000940)={&(0x7f0000000980)=ANY=[@ANYBLOB="74000000090601020000000000000000030000000900020073797a310000000005000100070000004c0007801800018014000240fe8000000000000000000000000000aa1800148014000240fc000000000000000000000000000000060004404e1f0000050007008400000006000540"], 0x74}, 0x1, 0x0, 0x0, 0x10040003}, 0x4000040)
ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000580)={'ip_vti0\x00', &(0x7f00000005c0)=@ethtool_dump={0x3f, 0x4, 0x7fff}})
mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/ignore-gfp-wait\x00', 0x2, 0x73)
write(r5, &(0x7f0000000140)='N', 0x1)
r6 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./debug/failslab/task-filter\x00', 0x2, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x2, 0x0)
write(r7, &(0x7f0000000240)='10000\x00', 0x5)
close(r7)
write(r6, &(0x7f00000002c0)='0', 0x1)
r8 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./debug/failslab/probability\x00', 0x2, 0x0)
write(r8, &(0x7f0000000340)='5\x00', 0x1)
r9 = openat$make_it_fail(0xffffffffffffff9c, &(0x7f0000000380)='/proc/thread-self/make-it-fail\x00', 0x1, 0x0)
write(r9, &(0x7f00000003c0)='1', 0x1)
[ 101.824512][ T5287] Bluetooth: hci0: command tx timeout
[ 102.047416][ T4685] FAULT_INJECTION: forcing a failure.
[ 102.047416][ T4685] name failslab, interval 1, probability 5, space 0, times 10000
[ 102.047507][ T4685] CPU: 0 UID: 0 PID: 4685 Comm: klogd Not tainted syzkaller #0 PREEMPT(full)
[ 102.047521][ T4685] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 102.047565][ T4685] Call Trace:
[ 102.047617][ T4685]
[ 102.047625][ T4685] dump_stack_lvl+0xe8/0x150
[ 102.047856][ T4685] should_fail_ex+0x410/0x560
[ 102.048007][ T4685] ? __alloc_skb+0x1db/0x7a0
[ 102.048183][ T4685] should_failslab+0xa8/0x100
[ 102.048237][ T4685] ? __alloc_skb+0x1db/0x7a0
[ 102.048245][ T4685] kmem_cache_alloc_node_noprof+0xa1/0x610
[ 102.048256][ T4685] ? __alloc_skb+0x18d/0x7a0
[ 102.048265][ T4685] ? __alloc_skb+0x1db/0x7a0
[ 102.048275][ T4685] __alloc_skb+0x1db/0x7a0
[ 102.048286][ T4685] alloc_skb_with_frags+0xc6/0x760
[ 102.048296][ T4685] ? kasan_save_track+0x4f/0x80
[ 102.048305][ T4685] ? kasan_save_track+0x3e/0x80
[ 102.048315][ T4685] ? kasan_save_free_info+0x40/0x50
[ 102.048327][ T4685] ? __kasan_slab_free+0x5c/0x80
[ 102.048337][ T4685] ? kfree+0x1c5/0x650
[ 102.048350][ T4685] ? syslog_print+0x57c/0x610
[ 102.048391][ T4685] ? do_syslog+0x583/0x7d0
[ 102.048403][ T4685] ? __x64_sys_syslog+0x7c/0x90
[ 102.048419][ T4685] sock_alloc_send_pskb+0x878/0x990
[ 102.048441][ T4685] ? __pfx_sock_alloc_send_pskb+0x10/0x10
[ 102.048459][ T4685] ? bpf_lsm_socket_getpeersec_dgram+0x9/0x20
[ 102.048502][ T4685] unix_dgram_sendmsg+0x4fe/0x1870
[ 102.048591][ T4685] ? lockdep_hardirqs_on+0x7b/0x110
[ 102.048691][ T4685] ? kfree+0x1c5/0x650
[ 102.048705][ T4685] ? syslog_print+0x57c/0x610
[ 102.048724][ T4685] ? __pfx_unix_dgram_sendmsg+0x10/0x10
[ 102.048740][ T4685] ? aa_sock_msg_perm+0x129/0x210
[ 102.048780][ T4685] ? apparmor_socket_sendmsg+0x98/0x360
[ 102.048794][ T4685] ? __pfx_unix_dgram_sendmsg+0x10/0x10
[ 102.048808][ T4685] sock_sendmsg_nosec+0x13a/0x180
[ 102.048823][ T4685] __sys_sendto+0x408/0x5a0
[ 102.048838][ T4685] ? bpf_lsm_capable+0x9/0x20
[ 102.048851][ T4685] ? __pfx___sys_sendto+0x10/0x10
[ 102.048878][ T4685] ? rcu_is_watching+0x16/0xb0
[ 102.048898][ T4685] __x64_sys_sendto+0xde/0x100
[ 102.048914][ T4685] do_syscall_64+0x166/0x520
[ 102.048945][ T4685] ? trace_irq_disable+0x3b/0x140
[ 102.048957][ T4685] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 102.048970][ T4685] ? clear_bhb_loop+0x70/0xc0
[ 102.048984][ T4685] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 102.048995][ T4685] RIP: 0033:0x7f3223222407
[ 102.049007][ T4685] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 102.049015][ T4685] RSP: 002b:00007ffd65b38b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 102.049025][ T4685] RAX: ffffffffffffffda RBX: 00007f32230d2c80 RCX: 00007f3223222407
[ 102.049030][ T4685] RDX: 0000000000000081 RSI: 00007ffd65b38c70 RDI: 0000000000000003
[ 102.049035][ T4685] RBP: 00007ffd65b390a0 R08: 0000000000000000 R09: 0000000000000000
[ 102.049039][ T4685] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd65b390b8
[ 102.049044][ T4685] R13: 00007ffd65b38c70 R14: 0000000000000066 R15: 00007ffd65b38c70
[ 102.049061][ T4685]
[ 102.065579][ T4685] FAULT_INJECTION: forcing a failure.
[ 102.065579][ T4685] name failslab, interval 1, probability 5, space 0, times 9999
[ 102.065606][ T4685] CPU: 0 UID: 0 PID: 4685 Comm: klogd Not tainted syzkaller #0 PREEMPT(full)
[ 102.065618][ T4685] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 102.065625][ T4685] Call Trace:
[ 102.065630][ T4685]
[ 102.065636][ T4685] dump_stack_lvl+0xe8/0x150
[ 102.065651][ T4685] should_fail_ex+0x410/0x560
[ 102.065663][ T4685] should_failslab+0xa8/0x100
[ 102.065673][ T4685] __kmalloc_cache_noprof+0xa3/0x600
[ 102.065682][ T4685] ? syslog_print+0x103/0x610
[ 102.065696][ T4685] ? syslog_print+0x103/0x610
[ 102.065735][ T4685] syslog_print+0x103/0x610
[ 102.065752][ T4685] ? __pfx_syslog_print+0x10/0x10
[ 102.065768][ T4685] ? aa_sock_msg_perm+0x129/0x210
[ 102.065787][ T4685] ? apparmor_capable+0x126/0x170
[ 102.065820][ T4685] ? bpf_lsm_capable+0x9/0x20
[ 102.065830][ T4685] ? security_capable+0x7e/0x2c0
[ 102.065875][ T4685] do_syslog+0x583/0x7d0
[ 102.065890][ T4685] ? __pfx_do_syslog+0x10/0x10
[ 102.065906][ T4685] ? __pfx___sys_connect+0x10/0x10
[ 102.065934][ T4685] __x64_sys_syslog+0x7c/0x90
[ 102.065948][ T4685] do_syscall_64+0x166/0x520
[ 102.065962][ T4685] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 102.065973][ T4685] ? clear_bhb_loop+0x70/0xc0
[ 102.065987][ T4685] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 102.065997][ T4685] RIP: 0033:0x7f322329ca37
[ 102.066008][ T4685] Code: 73 01 c3 48 8b 0d c1 f3 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 91 f3 0c 00 f7 d8 64 89 01 48
[ 102.066018][ T4685] RSP: 002b:00007ffd65b39188 EFLAGS: 00000206 ORIG_RAX: 0000000000000067
[ 102.066031][ T4685] RAX: ffffffffffffffda RBX: 00007f322343c490 RCX: 00007f322329ca37
[ 102.066040][ T4685] RDX: 00000000000003ff RSI: 00007f322343c490 RDI: 0000000000000002
[ 102.066046][ T4685] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 102.066052][ T4685] R10: 0000000000004000 R11: 0000000000000206 R12: 00007f322343c490
[ 102.066059][ T4685] R13: 00007f3223419dfe R14: 00007f322343c4fa R15: 00007f322343c4fa
[ 102.066078][ T4685]
[ 102.068398][ T1060] FAULT_INJECTION: forcing a failure.
[ 102.068398][ T1060] name failslab, interval 1, probability 5, space 0, times 9998
[ 102.068421][ T1060] CPU: 0 UID: 0 PID: 1060 Comm: kworker/u4:9 Not tainted syzkaller #0 PREEMPT(full)
[ 102.068433][ T1060] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 102.068441][ T1060] Workqueue: events_unbound nsim_dev_trap_report_work
[ 102.068508][ T1060] Call Trace:
[ 102.068512][ T1060]
[ 102.068516][ T1060] dump_stack_lvl+0xe8/0x150
[ 102.068534][ T1060] should_fail_ex+0x410/0x560
[ 102.068550][ T1060] ? __alloc_skb+0x1db/0x7a0
[ 102.068565][ T1060] should_failslab+0xa8/0x100
[ 102.068580][ T1060] ? __alloc_skb+0x1db/0x7a0
[ 102.068591][ T1060] kmem_cache_alloc_node_noprof+0xa1/0x610
[ 102.068608][ T1060] ? __alloc_skb+0x18d/0x7a0
[ 102.068623][ T1060] ? __alloc_skb+0x1db/0x7a0
[ 102.068641][ T1060] __alloc_skb+0x1db/0x7a0
[ 102.068657][ T1060] nsim_dev_trap_report_work+0x25f/0xb40
[ 102.068681][ T1060] ? process_scheduled_works+0x97a/0x1630
[ 102.068698][ T1060] process_scheduled_works+0xc3d/0x1630
[ 102.068734][ T1060] ? __pfx_process_scheduled_works+0x10/0x10
[ 102.068750][ T1060] ? assign_work+0x3cf/0x5d0
[ 102.068766][ T1060] worker_thread+0xa47/0xfb0
[ 102.068812][ T1060] ? __kthread_parkme+0x71/0x1f0
[ 102.068835][ T1060] kthread+0x38b/0x480
[ 102.068847][ T1060] ? __pfx_worker_thread+0x10/0x10
[ 102.068866][ T1060] ? __pfx_kthread+0x10/0x10
[ 102.068879][ T1060] ret_from_fork+0x514/0xb70
[ 102.068893][ T1060] ? __pfx_ret_from_fork+0x10/0x10
[ 102.068905][ T1060] ? __switch_to+0xc89/0x1420
[ 102.068918][ T1060] ? __pfx_kthread+0x10/0x10
[ 102.068925][ T1060] ret_from_fork_asm+0x1a/0x30
[ 102.068945][ T1060]
[ 102.070025][ T9] FAULT_INJECTION: forcing a failure.
[ 102.070025][ T9] name failslab, interval 1, probability 5, space 0, times 9997
[ 102.070040][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 PREEMPT(full)
[ 102.070047][ T9] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 102.070052][ T9] Workqueue: events drm_fb_helper_damage_work
[ 102.070143][ T9] Call Trace:
[ 102.070147][ T9]
[ 102.070152][ T9] dump_stack_lvl+0xe8/0x150
[ 102.070170][ T9] should_fail_ex+0x410/0x560
[ 102.070187][ T9] should_failslab+0xa8/0x100
[ 102.070202][ T9] __kmalloc_cache_noprof+0xa3/0x600
[ 102.070214][ T9] ? drm_atomic_commit_alloc+0xa9/0x100
[ 102.070257][ T9] ? drm_atomic_commit_alloc+0xa9/0x100
[ 102.070276][ T9] drm_atomic_commit_alloc+0xa9/0x100
[ 102.070292][ T9] drm_atomic_helper_dirtyfb+0x129/0xfd0
[ 102.070309][ T9] ? __lock_acquire+0x747/0x2de0
[ 102.070327][ T9] ? __pfx_drm_atomic_helper_dirtyfb+0x10/0x10
[ 102.070351][ T9] ? do_raw_spin_lock+0x12b/0x2f0
[ 102.070373][ T9] drm_fbdev_shmem_helper_fb_dirty+0x160/0x310
[ 102.070421][ T9] drm_fb_helper_damage_work+0x84c/0xf20
[ 102.070441][ T9] ? __pfx_drm_fb_helper_damage_work+0x10/0x10
[ 102.070488][ T9] ? lock_acquire+0x115/0x350
[ 102.070509][ T9] ? rcu_is_watching+0x16/0xb0
[ 102.070525][ T9] ? process_scheduled_works+0x97a/0x1630
[ 102.070565][ T9] process_scheduled_works+0xc3d/0x1630
[ 102.070598][ T9] ? __pfx_process_scheduled_works+0x10/0x10
[ 102.070617][ T9] ? assign_work+0x3cf/0x5d0
[ 102.070636][ T9] worker_thread+0xa47/0xfb0
[ 102.070668][ T9] kthread+0x38b/0x480
[ 102.070680][ T9] ? __pfx_worker_thread+0x10/0x10
[ 102.070693][ T9] ? __pfx_kthread+0x10/0x10
[ 102.070704][ T9] ret_from_fork+0x514/0xb70
[ 102.070717][ T9] ? __pfx_ret_from_fork+0x10/0x10
[ 102.070728][ T9] ? __switch_to+0xc89/0x1420
[ 102.070744][ T9] ? __pfx_kthread+0x10/0x10
[ 102.070756][ T9] ret_from_fork_asm+0x1a/0x30
[ 102.070779][ T9]
[ 102.076665][ T9] ------------[ cut here ]------------
[ 102.076736][ T9] virtio-pci 0000:00:01.0: [drm] Dirty helper failed: ret=-12
[ 102.076748][ T9] WARNING: drivers/gpu/drm/drm_fbdev_shmem.c:118 at drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310, CPU#0: kworker/0:0/9
[ 102.166808][ C0] FAULT_INJECTION: forcing a failure.
[ 102.166808][ C0] name failslab, interval 1, probability 5, space 0, times 9996
[ 102.490556][ C0] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 PREEMPT(full)
[ 102.494476][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 102.498760][ C0] Workqueue: events drm_fb_helper_damage_work
[ 102.501316][ C0] Call Trace:
[ 102.502800][ C0]
[ 102.504068][ C0] dump_stack_lvl+0xe8/0x150
[ 102.505972][ C0] should_fail_ex+0x410/0x560
[ 102.508040][ C0] should_failslab+0xa8/0x100
[ 102.510069][ C0] __kmalloc_noprof+0xfe/0x720
[ 102.512120][ C0] ? sysvec_apic_timer_interrupt+0xa6/0xc0
[ 102.514605][ C0] ? ieee802_11_parse_elems_full+0x14b/0x2de0
[ 102.517286][ C0] ? ieee802_11_parse_elems_full+0x14b/0x2de0
[ 102.519861][ C0] ieee802_11_parse_elems_full+0x14b/0x2de0
[ 102.522350][ C0] ? ret_from_fork+0x514/0xb70
[ 102.524517][ C0] ? do_raw_spin_lock+0x12b/0x2f0
[ 102.526764][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 102.529162][ C0] ? __pfx_ieee802_11_parse_elems_full+0x10/0x10
[ 102.531899][ C0] ? cfg80211_update_known_bss+0x9ea/0x1350
[ 102.534287][ C0] ieee80211_inform_bss+0x163/0x10d0
[ 102.536320][ C0] ? __cfg80211_bss_update+0x12a5/0x2060
[ 102.538571][ C0] ? __pfx_ieee80211_inform_bss+0x10/0x10
[ 102.540907][ C0] ? do_raw_spin_lock+0x12b/0x2f0
[ 102.542926][ C0] ? __kmalloc_noprof+0x1ab/0x720
[ 102.545039][ C0] ? cfg80211_inform_single_bss_data+0x990/0x1be0
[ 102.547823][ C0] ? __pfx_ieee80211_inform_bss+0x10/0x10
[ 102.550202][ C0] cfg80211_inform_single_bss_data+0xd9c/0x1be0
[ 102.552682][ C0] ? __pfx_cfg80211_inform_single_bss_data+0x10/0x10
[ 102.555670][ C0] ? lock_acquire+0x115/0x350
[ 102.557835][ C0] ? cfg80211_inform_bss_data+0x24b/0x3cc0
[ 102.560430][ C0] cfg80211_inform_bss_data+0x263/0x3cc0
[ 102.562963][ C0] ? unwind_next_frame+0x1baf/0x2550
[ 102.565250][ C0] ? __lock_acquire+0x747/0x2de0
[ 102.567482][ C0] ? __lock_acquire+0x747/0x2de0
[ 102.569646][ C0] ? __pfx_cfg80211_inform_bss_data+0x10/0x10
[ 102.572221][ C0] ? __lock_acquire+0x747/0x2de0
[ 102.574352][ C0] ? __lock_acquire+0x747/0x2de0
[ 102.576523][ C0] ? lock_acquire+0x115/0x350
[ 102.578514][ C0] ? lock_acquire+0x115/0x350
[ 102.580548][ C0] ? __lock_acquire+0x747/0x2de0
[ 102.582807][ C0] cfg80211_inform_bss_frame_data+0x3c7/0x840
[ 102.585399][ C0] ? ieee80211_bss_info_update+0x30f/0xa50
[ 102.587953][ C0] ieee80211_bss_info_update+0x791/0xa50
[ 102.590477][ C0] ? __pfx_ieee80211_bss_info_update+0x10/0x10
[ 102.593256][ C0] ? kcov_remote_start+0x9c/0x7e0
[ 102.595534][ C0] ? ieee80211_get_channel_khz+0x15b/0x8a0
[ 102.598062][ C0] ieee80211_scan_rx+0x552/0xa40
[ 102.600237][ C0] ieee80211_rx_list+0x2d0e/0x3b00
[ 102.602379][ C0] ? __lock_acquire+0x747/0x2de0
[ 102.604567][ C0] ? __pfx_ieee80211_rx_list+0x10/0x10
[ 102.606815][ C0] ? lock_acquire+0x115/0x350
[ 102.608826][ C0] ? do_raw_spin_lock+0x12b/0x2f0
[ 102.610991][ C0] ? ieee80211_rx_napi+0xd1/0x3d0
[ 102.613157][ C0] ieee80211_rx_napi+0x1ad/0x3d0
[ 102.615284][ C0] ? __pfx_ieee80211_rx_napi+0x10/0x10
[ 102.617712][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 102.620274][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 102.622769][ C0] ? skb_dequeue+0x124/0x160
[ 102.624626][ C0] ieee80211_handle_queued_frames+0xe4/0x1d0
[ 102.631178][ C0] tasklet_action_common+0x2d7/0x490
[ 102.633803][ C0] handle_softirqs+0x226/0x860
[ 102.635757][ C0] ? __irq_exit_rcu+0xcb/0x220
[ 102.637820][ C0] __irq_exit_rcu+0xcb/0x220
[ 102.639899][ C0] irq_exit_rcu+0x9/0x30
[ 102.641837][ C0] sysvec_apic_timer_interrupt+0xa6/0xc0
[ 102.644595][ C0]
[ 102.645981][ C0]
[ 102.647365][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 102.650071][ C0] RIP: 0010:__nbcon_atomic_flush_pending_con+0x261/0x370
[ 102.653141][ C0] Code: 00 02 00 00 75 41 e8 2e d1 20 00 4d 85 ed 4c 8d 7c 24 40 75 0c e8 1f d1 20 00 45 84 e4 75 0d eb 3b e8 13 d1 20 00 fb 45 84 e4 <74> 30 f6 44 24 50 02 49 bc 00 00 00 00 00 fc ff df 74 34 e8 f7 d0
[ 102.660879][ C0] RSP: 0000:ffffc9000022f220 EFLAGS: 00000202
[ 102.666828][ C0] RAX: ffffffff81a74f3d RBX: 0000000000000919 RCX: ffff88801c72cb00
[ 102.670124][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 102.673586][ C0] RBP: ffffc9000022f310 R08: ffffffff917a957f R09: 1ffffffff22f52af
[ 102.677014][ C0] R10: dffffc0000000000 R11: fffffbfff22f52b0 R12: dffffc0000000001
[ 102.680398][ C0] R13: 0000000000000200 R14: ffffffff90694748 R15: ffffc9000022f260
[ 102.683860][ C0] ? __nbcon_atomic_flush_pending_con+0x25d/0x370
[ 102.686968][ C0] ? __pfx___nbcon_atomic_flush_pending_con+0x10/0x10
[ 102.690108][ C0] __nbcon_atomic_flush_pending+0x23c/0x440
[ 102.692770][ C0] ? __pfx___nbcon_atomic_flush_pending+0x10/0x10
[ 102.695652][ C0] ? panic_on_this_cpu+0x32/0x40
[ 102.697775][ C0] vprintk_emit+0x1a6/0x560
[ 102.699584][ C0] ? __pfx_vprintk_emit+0x10/0x10
[ 102.701622][ C0] ? lock_acquire+0x115/0x350
[ 102.703680][ C0] _printk+0xdd/0x130
[ 102.705498][ C0] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 102.708456][ C0] ? __pfx__printk+0x10/0x10
[ 102.710553][ C0] ? __wake_up_klogd+0xf0/0x130
[ 102.712672][ C0] ? vprintk_emit+0x4ee/0x560
[ 102.714758][ C0] __warn+0xff/0x4c0
[ 102.716512][ C0] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 102.719336][ C0] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 102.722079][ C0] __report_bug+0x276/0x570
[ 102.725888][ C0] ? drm_modeset_acquire_fini+0x27/0x180
[ 102.728510][ C0] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 102.731416][ C0] ? __pfx___report_bug+0x10/0x10
[ 102.733417][ C0] ? drm_atomic_helper_dirtyfb+0xf27/0xfd0
[ 102.735805][ C0] ? __pfx_drm_atomic_helper_dirtyfb+0x10/0x10
[ 102.738505][ C0] report_bug_entry+0x19b/0x290
[ 102.740661][ C0] ? drm_fbdev_shmem_helper_fb_dirty+0x288/0x310
[ 102.743402][ C0] ? drm_fbdev_shmem_helper_fb_dirty+0x28d/0x310
[ 102.746129][ C0] handle_bug+0xce/0x200
[ 102.748011][ C0] exc_invalid_op+0x1a/0x50
[ 102.749990][ C0] asm_exc_invalid_op+0x1a/0x20
[ 102.752093][ C0] RIP: 0010:drm_fbdev_shmem_helper_fb_dirty+0x288/0x310
[ 102.755096][ C0] Code: 27 fc 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 3a 1a 9a fc 4d 8b 27 48 89 df 4c 89 f6 4c 89 e2 8b 5c 24 04 89 d9 <67> 48 0f b9 3a 89 d8 e9 f7 fe ff ff 89 d9 80 e1 07 fe c1 38 c1 0f
[ 102.762990][ C0] RSP: 0000:ffffc9000022f898 EFLAGS: 00010246
[ 102.765453][ C0] RAX: 1ffff1100625f81a RBX: 00000000fffffff4 RCX: 00000000fffffff4
[ 102.768732][ C0] RDX: ffff888031a8eea0 RSI: ffffffff8c79f2a0 RDI: ffffffff91867840
[ 102.771900][ C0] RBP: ffff88803297e008 R08: 0000000000000dc0 R09: 00000000ffffffff
[ 102.775061][ C0] R10: dffffc0000000000 R11: fffffbfff1fd619f R12: ffff888031a8eea0
[ 102.778249][ C0] R13: dffffc0000000000 R14: ffffffff8c79f2a0 R15: ffff8880312fc0d0
[ 102.781463][ C0] ? drm_fbdev_shmem_helper_fb_dirty+0x260/0x310
[ 102.784080][ C0] drm_fb_helper_damage_work+0x84c/0xf20
[ 102.786407][ C0] ? __pfx_drm_fb_helper_damage_work+0x10/0x10
[ 102.789180][ C0] ? lock_acquire+0x115/0x350
[ 102.791281][ C0] ? rcu_is_watching+0x16/0xb0
[ 102.793121][ C0] ? process_scheduled_works+0x97a/0x1630
[ 102.795554][ C0] process_scheduled_works+0xc3d/0x1630
[ 102.798094][ C0] ? __pfx_process_scheduled_works+0x10/0x10
[ 102.801004][ C0] ? assign_work+0x3cf/0x5d0
[ 102.803526][ C0] worker_thread+0xa47/0xfb0
[ 102.805933][ C0] kthread+0x38b/0x480
[ 102.807729][ C0] ? __pfx_worker_thread+0x10/0x10
[ 102.809787][ C0] ? __pfx_kthread+0x10/0x10
[ 102.811711][ C0] ret_from_fork+0x514/0xb70
[ 102.813751][ C0] ? __pfx_ret_from_fork+0x10/0x10
[ 102.815949][ C0] ? __switch_to+0xc89/0x1420
[ 102.818082][ C0] ? __pfx_kthread+0x10/0x10
[ 102.820074][ C0] ret_from_fork_asm+0x1a/0x30
[ 102.822082][ C0]
[ 102.825634][ T9] Modules linked in:
[ 102.827517][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 PREEMPT(full)
[ 102.831206][ T9] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 102.841483][ C0] ref_tracker: memory allocation failure, unreliable refcount tracker.
[ 102.848698][ T9] Workqueue: events drm_fb_helper_damage_work
[ 102.852041][ T9] RIP: 0010:drm_fbdev_shmem_helper_fb_dirty+0x288/0x310
[ 102.856308][ T9] Code: 27 fc 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 3a 1a 9a fc 4d 8b 27 48 89 df 4c 89 f6 4c 89 e2 8b 5c 24 04 89 d9 <67> 48 0f b9 3a 89 d8 e9 f7 fe ff ff 89 d9 80 e1 07 fe c1 38 c1 0f
[ 102.867151][ T9] RSP: 0000:ffffc9000022f898 EFLAGS: 00010246
[ 102.870404][ T9] RAX: 1ffff1100625f81a RBX: 00000000fffffff4 RCX: 00000000fffffff4
[ 102.874763][ T9] RDX: ffff888031a8eea0 RSI: ffffffff8c79f2a0 RDI: ffffffff91867840
[ 102.878331][ T9] RBP: ffff88803297e008 R08: 0000000000000dc0 R09: 00000000ffffffff
[ 102.881971][ T9] R10: dffffc0000000000 R11: fffffbfff1fd619f R12: ffff888031a8eea0
[ 102.886204][ T9] R13: dffffc0000000000 R14: ffffffff8c79f2a0 R15: ffff8880312fc0d0
[ 102.890150][ T9] FS: 0000000000000000(0000) GS:ffff88808b0b4000(0000) knlGS:0000000000000000
[ 102.895107][ T9] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 102.898350][ T9] CR2: 00007f94997ab68c CR3: 0000000044def000 CR4: 0000000000352ef0
[ 102.901838][ T9] Call Trace:
[ 102.904260][ T9]
[ 102.905528][ T9] drm_fb_helper_damage_work+0x84c/0xf20
[ 102.907808][ T9] ? __pfx_drm_fb_helper_damage_work+0x10/0x10
[ 102.910401][ T9] ? lock_acquire+0x115/0x350
[ 102.912459][ T9] ? rcu_is_watching+0x16/0xb0
[ 102.914602][ T9] ? process_scheduled_works+0x97a/0x1630
[ 102.917155][ T9] process_scheduled_works+0xc3d/0x1630
[ 102.919636][ T9] ? __pfx_process_scheduled_works+0x10/0x10
[ 102.922321][ T9] ? assign_work+0x3cf/0x5d0
[ 102.924443][ T9] worker_thread+0xa47/0xfb0
[ 102.926455][ T9] kthread+0x38b/0x480
[ 102.928397][ T9] ? __pfx_worker_thread+0x10/0x10
[ 102.930556][ T9] ? __pfx_kthread+0x10/0x10
[ 102.932476][ T9] ret_from_fork+0x514/0xb70
[ 102.934543][ T9] ? __pfx_ret_from_fork+0x10/0x10
[ 102.936778][ T9] ? __switch_to+0xc89/0x1420
[ 102.938852][ T9] ? __pfx_kthread+0x10/0x10
[ 102.940908][ T9] ret_from_fork_asm+0x1a/0x30
[ 102.943055][ T9]
[ 102.944559][ T9] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 102.947891][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 PREEMPT(full)
[ 102.952024][ T9] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 102.956464][ T9] Workqueue: events drm_fb_helper_damage_work
[ 102.959150][ T9] Call Trace:
[ 102.960461][ T9]
[ 102.961660][ T9] vpanic+0x56d/0xa60
[ 102.963407][ T9] ? __pfx__printk+0x10/0x10
[ 102.965416][ T9] ? __pfx_vpanic+0x10/0x10
[ 102.967374][ T9] ? is_bpf_text_address+0x292/0x2b0
[ 102.969602][ T9] ? is_bpf_text_address+0x26/0x2b0
[ 102.971691][ T9] panic+0xc5/0xd0
[ 102.973227][ T9] ? __pfx_panic+0x10/0x10
[ 102.975194][ T9] ? ret_from_fork_asm+0x1a/0x30
[ 102.977236][ T9] __warn+0x315/0x4c0
[ 102.978913][ T9] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 102.981673][ T9] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 102.984784][ T9] __report_bug+0x276/0x570
[ 102.986843][ T9] ? drm_modeset_acquire_fini+0x27/0x180
[ 102.989365][ T9] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 102.992070][ T9] ? __pfx___report_bug+0x10/0x10
[ 102.994165][ T9] ? drm_atomic_helper_dirtyfb+0xf27/0xfd0
[ 102.996657][ T9] ? __pfx_drm_atomic_helper_dirtyfb+0x10/0x10
[ 102.999315][ T9] report_bug_entry+0x19b/0x290
[ 103.001462][ T9] ? drm_fbdev_shmem_helper_fb_dirty+0x288/0x310
[ 103.004267][ T9] ? drm_fbdev_shmem_helper_fb_dirty+0x28d/0x310
[ 103.007101][ T9] handle_bug+0xce/0x200
[ 103.011347][ T9] exc_invalid_op+0x1a/0x50
[ 103.013373][ T9] asm_exc_invalid_op+0x1a/0x20
[ 103.015604][ T9] RIP: 0010:drm_fbdev_shmem_helper_fb_dirty+0x288/0x310
[ 103.018584][ T9] Code: 27 fc 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 3a 1a 9a fc 4d 8b 27 48 89 df 4c 89 f6 4c 89 e2 8b 5c 24 04 89 d9 <67> 48 0f b9 3a 89 d8 e9 f7 fe ff ff 89 d9 80 e1 07 fe c1 38 c1 0f
[ 103.026547][ T9] RSP: 0000:ffffc9000022f898 EFLAGS: 00010246
[ 103.029070][ T9] RAX: 1ffff1100625f81a RBX: 00000000fffffff4 RCX: 00000000fffffff4
[ 103.032367][ T9] RDX: ffff888031a8eea0 RSI: ffffffff8c79f2a0 RDI: ffffffff91867840
[ 103.035783][ T9] RBP: ffff88803297e008 R08: 0000000000000dc0 R09: 00000000ffffffff
[ 103.038977][ T9] R10: dffffc0000000000 R11: fffffbfff1fd619f R12: ffff888031a8eea0
[ 103.042074][ T9] R13: dffffc0000000000 R14: ffffffff8c79f2a0 R15: ffff8880312fc0d0
[ 103.045247][ T9] ? drm_fbdev_shmem_helper_fb_dirty+0x260/0x310
[ 103.047855][ T9] drm_fb_helper_damage_work+0x84c/0xf20
[ 103.050174][ T9] ? __pfx_drm_fb_helper_damage_work+0x10/0x10
[ 103.052613][ T9] ? lock_acquire+0x115/0x350
[ 103.054824][ T9] ? rcu_is_watching+0x16/0xb0
[ 103.057430][ T9] ? process_scheduled_works+0x97a/0x1630
[ 103.060283][ T9] process_scheduled_works+0xc3d/0x1630
[ 103.063001][ T9] ? __pfx_process_scheduled_works+0x10/0x10
[ 103.065652][ T9] ? assign_work+0x3cf/0x5d0
[ 103.067821][ T9] worker_thread+0xa47/0xfb0
[ 103.069906][ T9] kthread+0x38b/0x480
[ 103.071755][ T9] ? __pfx_worker_thread+0x10/0x10
[ 103.074193][ T9] ? __pfx_kthread+0x10/0x10
[ 103.076318][ T9] ret_from_fork+0x514/0xb70
[ 103.078424][ T9] ? __pfx_ret_from_fork+0x10/0x10
[ 103.080782][ T9] ? __switch_to+0xc89/0x1420
[ 103.082926][ T9] ? __pfx_kthread+0x10/0x10
[ 103.084913][ T9] ret_from_fork_asm+0x1a/0x30
[ 103.087010][ T9]
[ 103.088967][ T9] Kernel Offset: disabled
[ 103.090892][ T9] Rebooting in 86400 seconds..