program:
r0 = socket$netlink(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000003c0)={'bridge_slave_1\x00'})
[ 95.690559][ T5308] drm_atomic_commit_alloc+0xa9/0x100
[ 95.690575][ T5308] drm_atomic_helper_dirtyfb+0x129/0xfd0
[ 95.690591][ T5308] ? __lock_acquire+0x683/0x2cf0
[ 95.690606][ T5308] ? __pfx_drm_atomic_helper_dirtyfb+0x10/0x10
[ 95.690627][ T5308] ? do_raw_spin_lock+0x12b/0x2f0
[ 95.690645][ T5308] drm_fbdev_shmem_helper_fb_dirty+0x160/0x310
[ 95.690662][ T5308] drm_fb_helper_damage_work+0x84c/0xf20
[ 95.690683][ T5308] ? __pfx_drm_fb_helper_damage_work+0x10/0x10
[ 95.690707][ T5308] ? process_scheduled_works+0xa20/0x14e0
[ 95.690722][ T5308] ? rcu_is_watching+0x15/0xb0
[ 95.690739][ T5308] ? process_scheduled_works+0xa20/0x14e0
[ 95.690750][ T5308] process_scheduled_works+0xa8e/0x14e0
[ 95.690786][ T5308] ? __pfx_process_scheduled_works+0x10/0x10
[ 95.690811][ T5308] ? assign_work+0x3cf/0x5d0
[ 95.690836][ T5308] worker_thread+0xa47/0xfb0
[ 95.690861][ T5308] ? __kthread_parkme+0x71/0x1f0
[ 95.690879][ T5308] kthread+0x388/0x470
[ 95.690892][ T5308] ? __pfx_worker_thread+0x10/0x10
[ 95.690905][ T5308] ? __pfx_kthread+0x10/0x10
[ 95.690929][ T5308] ret_from_fork+0x514/0xb70
[ 95.690957][ T5308] ? __pfx_ret_from_fork+0x10/0x10
[ 95.690972][ T5308] ? __switch_to+0xc89/0x1420
[ 95.690988][ T5308] ? __pfx_kthread+0x10/0x10
[ 95.691003][ T5308] ret_from_fork_asm+0x1a/0x30
[ 95.691029][ T5308]
[ 95.692686][ T5308] ------------[ cut here ]------------
[ 95.775922][ T5308] virtio-pci 0000:00:01.0: [drm] Dirty helper failed: ret=-12
[ 95.779115][ T5308] WARNING: drivers/gpu/drm/drm_fbdev_shmem.c:118 at drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310, CPU#0: kworker/0:7/5308
[ 95.784269][ T5308] Modules linked in:
[ 95.786297][ T5308] CPU: 0 UID: 0 PID: 5308 Comm: kworker/0:7 Not tainted syzkaller #0 PREEMPT(full)
[ 95.790140][ T5308] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.794274][ T5308] Workqueue: events drm_fb_helper_damage_work
[ 95.797117][ T5308] RIP: 0010:drm_fbdev_shmem_helper_fb_dirty+0x288/0x310
[ 95.800038][ T5308] Code: 35 fc 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 7a 5c a4 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
[ 95.808238][ T5308] RSP: 0018:ffffc9000e2cf8b8 EFLAGS: 00010246
[ 95.810845][ T5308] RAX: 1ffff11003a4c01a RBX: 00000000fffffff4 RCX: 00000000fffffff4
[ 95.814138][ T5308] RDX: ffff88801fa5ce40 RSI: ffffffff8c57c700 RDI: ffffffff90638bc0
[ 95.817803][ T5308] RBP: ffff888000834008 R08: 0000000000000dc0 R09: 00000000ffffffff
[ 95.821232][ T5308] R10: dffffc0000000000 R11: fffffbfff1d94963 R12: ffff88801fa5ce40
[ 95.824636][ T5308] R13: dffffc0000000000 R14: ffffffff8c57c700 R15: ffff88801d2600d0
[ 95.828082][ T5308] FS: 0000000000000000(0000) GS:ffff88808c54a000(0000) knlGS:0000000000000000
[ 95.831691][ T5308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.834499][ T5308] CR2: 00007fb6a48144f8 CR3: 0000000043521000 CR4: 0000000000352ef0
[ 95.837884][ T5308] Call Trace:
[ 95.839389][ T5308]
[ 95.840650][ T5308] drm_fb_helper_damage_work+0x84c/0xf20
[ 95.843049][ T5308] ? __pfx_drm_fb_helper_damage_work+0x10/0x10
[ 95.845673][ T5308] ? process_scheduled_works+0xa20/0x14e0
[ 95.848066][ T5308] ? rcu_is_watching+0x15/0xb0
[ 95.850147][ T5308] ? process_scheduled_works+0xa20/0x14e0
[ 95.852551][ T5308] process_scheduled_works+0xa8e/0x14e0
[ 95.854988][ T5308] ? __pfx_process_scheduled_works+0x10/0x10
[ 95.857572][ T5308] ? assign_work+0x3cf/0x5d0
[ 95.859625][ T5308] worker_thread+0xa47/0xfb0
[ 95.862382][ T5308] ? __kthread_parkme+0x71/0x1f0
[ 95.864497][ T5308] kthread+0x388/0x470
[ 95.866268][ T5308] ? __pfx_worker_thread+0x10/0x10
[ 95.868458][ T5308] ? __pfx_kthread+0x10/0x10
[ 95.870461][ T5308] ret_from_fork+0x514/0xb70
[ 95.872476][ T5308] ? __pfx_ret_from_fork+0x10/0x10
[ 95.874723][ T5308] ? __switch_to+0xc89/0x1420
[ 95.876856][ T5308] ? __pfx_kthread+0x10/0x10
[ 95.878852][ T5308] ret_from_fork_asm+0x1a/0x30
[ 95.881057][ T5308]
[ 95.882453][ T5308] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 95.885596][ T5308] CPU: 0 UID: 0 PID: 5308 Comm: kworker/0:7 Not tainted syzkaller #0 PREEMPT(full)
[ 95.889545][ T5308] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.893879][ T5308] Workqueue: events drm_fb_helper_damage_work
[ 95.896573][ T5308] Call Trace:
[ 95.898009][ T5308]
[ 95.899310][ T5308] vpanic+0x56c/0xa60
[ 95.901022][ T5308] ? __pfx__printk+0x10/0x10
[ 95.902967][ T5308] ? __pfx_vpanic+0x10/0x10
[ 95.904898][ T5308] ? is_bpf_text_address+0x292/0x2b0
[ 95.907158][ T5308] ? is_bpf_text_address+0x26/0x2b0
[ 95.909355][ T5308] panic+0xc5/0xd0
[ 95.910919][ T5308] ? __pfx_panic+0x10/0x10
[ 95.912791][ T5308] ? ret_from_fork_asm+0x1a/0x30
[ 95.914884][ T5308] __warn+0x315/0x4c0
[ 95.916731][ T5308] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 95.919438][ T5308] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 95.922097][ T5308] __report_bug+0x276/0x570
[ 95.923879][ T5308] ? drm_fbdev_shmem_helper_fb_dirty+0x1e1/0x310
[ 95.926492][ T5308] ? __pfx___report_bug+0x10/0x10
[ 95.928672][ T5308] ? drm_fbdev_shmem_helper_fb_dirty+0x28d/0x310
[ 95.931261][ T5308] ? drm_fbdev_shmem_helper_fb_dirty+0x288/0x310
[ 95.933790][ T5308] report_bug_entry+0x19a/0x290
[ 95.935742][ T5308] ? drm_fbdev_shmem_helper_fb_dirty+0x288/0x310
[ 95.938348][ T5308] ? drm_fbdev_shmem_helper_fb_dirty+0x28d/0x310
[ 95.941020][ T5308] handle_bug+0xce/0x200
[ 95.942834][ T5308] exc_invalid_op+0x1a/0x50
[ 95.944772][ T5308] asm_exc_invalid_op+0x1a/0x20
[ 95.946845][ T5308] RIP: 0010:drm_fbdev_shmem_helper_fb_dirty+0x288/0x310
[ 95.949724][ T5308] Code: 35 fc 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 7a 5c a4 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
[ 95.957278][ T5308] RSP: 0018:ffffc9000e2cf8b8 EFLAGS: 00010246
[ 95.959794][ T5308] RAX: 1ffff11003a4c01a RBX: 00000000fffffff4 RCX: 00000000fffffff4
[ 95.962960][ T5308] RDX: ffff88801fa5ce40 RSI: ffffffff8c57c700 RDI: ffffffff90638bc0
[ 95.966175][ T5308] RBP: ffff888000834008 R08: 0000000000000dc0 R09: 00000000ffffffff
[ 95.969141][ T5308] R10: dffffc0000000000 R11: fffffbfff1d94963 R12: ffff88801fa5ce40
[ 95.972191][ T5308] R13: dffffc0000000000 R14: ffffffff8c57c700 R15: ffff88801d2600d0
[ 95.975247][ T5308] ? drm_fbdev_shmem_helper_fb_dirty+0x260/0x310
[ 95.977878][ T5308] drm_fb_helper_damage_work+0x84c/0xf20
[ 95.980354][ T5308] ? __pfx_drm_fb_helper_damage_work+0x10/0x10
[ 95.982952][ T5308] ? process_scheduled_works+0xa20/0x14e0
[ 95.985419][ T5308] ? rcu_is_watching+0x15/0xb0
[ 95.987361][ T5308] ? process_scheduled_works+0xa20/0x14e0
[ 95.989758][ T5308] process_scheduled_works+0xa8e/0x14e0
[ 95.992014][ T5308] ? __pfx_process_scheduled_works+0x10/0x10
[ 95.994450][ T5308] ? assign_work+0x3cf/0x5d0
[ 95.996508][ T5308] worker_thread+0xa47/0xfb0
[ 95.998464][ T5308] ? __kthread_parkme+0x71/0x1f0
[ 96.000572][ T5308] kthread+0x388/0x470
[ 96.002210][ T5308] ? __pfx_worker_thread+0x10/0x10
[ 96.004366][ T5308] ? __pfx_kthread+0x10/0x10
[ 96.006251][ T5308] ret_from_fork+0x514/0xb70
[ 96.008157][ T5308] ? __pfx_ret_from_fork+0x10/0x10
[ 96.010289][ T5308] ? __switch_to+0xc89/0x1420
[ 96.012165][ T5308] ? __pfx_kthread+0x10/0x10
[ 96.014081][ T5308] ret_from_fork_asm+0x1a/0x30
[ 96.015984][ T5308]
[ 96.017631][ T5308] Kernel Offset: disabled
[ 96.019503][ T5308] Rebooting in 86400 seconds..
[ 92.997263][ T44] Bluetooth: hci0: command tx timeout
[ 93.018525][ T9] cfg80211: failed to load regulatory.db