[ 493.288263][ T6193] syz-executor (6193) used greatest stack depth: 18896 bytes left
[ 494.061088][ T1420] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 494.300817][ T1420] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 494.559940][ T1420] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 494.807444][ T1420] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 495.536652][ T1420] bridge_slave_1: left allmulticast mode
[ 495.536687][ T1420] bridge_slave_1: left promiscuous mode
[ 495.538566][ T1420] bridge0: port 2(bridge_slave_1) entered disabled state
[ 495.627291][ T1420] bridge_slave_0: left allmulticast mode
[ 495.627315][ T1420] bridge_slave_0: left promiscuous mode
[ 495.627496][ T1420] bridge0: port 1(bridge_slave_0) entered disabled state
[ 496.247055][ T1420] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 496.326952][ T1420] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 496.348708][ T1420] bond0 (unregistering): Released all slaves
[ 496.394239][ T5265] 8021q: adding VLAN 0 to HW filter on device eth1
[ 496.941543][ T5265] 8021q: adding VLAN 0 to HW filter on device eth2
[ 497.408586][ T5265] 8021q: adding VLAN 0 to HW filter on device eth3
[ 497.636923][ T1420] hsr_slave_0: left promiscuous mode
[ 497.676282][ T1420] hsr_slave_1: left promiscuous mode
[ 497.677274][ T1420] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 497.677297][ T1420] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 497.737307][ T1420] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 497.737332][ T1420] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 497.831935][ T1420] veth1_macvtap: left promiscuous mode
[ 497.832645][ T1420] veth0_macvtap: left promiscuous mode
[ 497.832782][ T1420] veth1_vlan: left promiscuous mode
[ 497.832877][ T1420] veth0_vlan: left promiscuous mode
[ 498.497622][ T1420] team0 (unregistering): Port device team_slave_1 removed
[ 498.536997][ T1420] team0 (unregistering): Port device team_slave_0 removed
[ 498.701442][ T5265] 8021q: adding VLAN 0 to HW filter on device eth4
Warning: Permanently added '10.128.1.221' (ED25519) to the list of known hosts.
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[ 501.809753][ T1337] ieee802154 phy0 wpan0: encryption failed: -22
[ 501.809822][ T1337] ieee802154 phy1 wpan1: encryption failed: -22
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[ 503.420131][ C1] sched: DL replenish lagged too much
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[ 507.132567][ T6881] ------------[ cut here ]------------
[ 507.132581][ T6881] faux_driver vkms: [drm] vblank wait timed out on crtc 0
[ 507.132603][ T6881] WARNING: drivers/gpu/drm/drm_vblank.c:1320 at drm_crtc_wait_one_vblank+0x357/0x500, CPU#1: kworker/1:7/6881
[ 507.132651][ T6881] Modules linked in:
[ 507.132687][ T6881] CPU: 1 UID: 0 PID: 6881 Comm: kworker/1:7 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 507.132706][ T6881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 507.132717][ T6881] Workqueue: events drm_fb_helper_damage_work
[ 507.132744][ T6881] RIP: 0010:drm_crtc_wait_one_vblank+0x4b6/0x500
[ 507.132765][ T6881] Code: e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 4c 89 ef e8 8a a9 d0 fc 4d 8b 7d 00 48 89 df 4c 89 e6 4c 89 fa 44 89 f1 <67> 48 0f b9 3a 48 8b 3c 24 44 89 f6 e8 e9 f4 ff ff b8 92 ff ff ff
[ 507.132779][ T6881] RSP: 0018:ffffc90004a2f8c0 EFLAGS: 00010246
[ 507.132793][ T6881] RAX: 1ffff11004bb0200 RBX: ffffffff8f93f060 RCX: 0000000000000000
[ 507.132806][ T6881] RDX: ffffffff8bc04ae0 RSI: ffffffff8bc21200 RDI: ffffffff8f93f060
[ 507.132819][ T6881] RBP: ffffc90004a2f9a8 R08: 0000000000000000 R09: 0000000000000000
[ 507.132831][ T6881] R10: dffffc0000000000 R11: fffffbfff1f11cdf R12: ffffffff8bc21200
[ 507.132843][ T6881] R13: ffff888025d81000 R14: 0000000000000000 R15: ffffffff8bc04ae0
[ 507.132862][ T6881] FS: 0000000000000000(0000) GS:ffff888126276000(0000) knlGS:0000000000000000
[ 507.132877][ T6881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 507.132889][ T6881] CR2: 00007f04bed57afc CR3: 0000000061c3a000 CR4: 00000000003526f0
[ 507.132905][ T6881] Call Trace:
[ 507.132912][ T6881]
[ 507.132924][ T6881] ? __pfx_drm_crtc_wait_one_vblank+0x10/0x10
[ 507.132943][ T6881] ? rt_spin_unlock+0x14f/0x200
[ 507.132962][ T6881] ? __pfx_autoremove_wake_function+0x10/0x10
[ 507.132987][ T6881] ? rt_spin_unlock+0x160/0x200
[ 507.133007][ T6881] ? drm_vblank_get+0x147/0x260
[ 507.133029][ T6881] drm_client_modeset_wait_for_vblank+0xc5/0xf0
[ 507.133057][ T6881] drm_fb_helper_damage_work+0x131/0x6f0
[ 507.133081][ T6881] ? process_scheduled_works+0xa70/0x1860
[ 507.133105][ T6881] ? __pfx_drm_fb_helper_damage_work+0x10/0x10
[ 507.133130][ T6881] ? process_scheduled_works+0xa70/0x1860
[ 507.133148][ T6881] ? process_scheduled_works+0xa70/0x1860
[ 507.133169][ T6881] process_scheduled_works+0xb5d/0x1860
[ 507.133218][ T6881] ? __pfx_process_scheduled_works+0x10/0x10
[ 507.133245][ T6881] ? assign_work+0x3d5/0x5e0
[ 507.133270][ T6881] worker_thread+0xa53/0xfc0
[ 507.133318][ T6881] kthread+0x388/0x470
[ 507.133341][ T6881] ? __pfx_worker_thread+0x10/0x10
[ 507.133358][ T6881] ? __pfx_kthread+0x10/0x10
[ 507.133382][ T6881] ret_from_fork+0x514/0xb70
[ 507.133405][ T6881] ? __pfx_ret_from_fork+0x10/0x10
[ 507.133425][ T6881] ? __switch_to+0xc79/0x1410
[ 507.133453][ T6881] ? __pfx_kthread+0x10/0x10
[ 507.133477][ T6881] ret_from_fork_asm+0x1a/0x30
[ 507.133516][ T6881]
[ 507.133525][ T6881] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 507.133538][ T6881] CPU: 1 UID: 0 PID: 6881 Comm: kworker/1:7 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 507.133557][ T6881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 507.133567][ T6881] Workqueue: events drm_fb_helper_damage_work
[ 507.133586][ T6881] Call Trace:
[ 507.133593][ T6881]
[ 507.133600][ T6881] vpanic+0x56c/0xa60
[ 507.133621][ T6881] ? __pfx__printk+0x10/0x10
[ 507.133645][ T6881] ? __pfx_vpanic+0x10/0x10
[ 507.133662][ T6881] ? is_bpf_text_address+0x292/0x2b0
[ 507.133683][ T6881] ? is_bpf_text_address+0x26/0x2b0
[ 507.133714][ T6881] panic+0xc5/0xd0
[ 507.133734][ T6881] ? __pfx_panic+0x10/0x10
[ 507.133764][ T6881] ? ret_from_fork_asm+0x1a/0x30
[ 507.133791][ T6881] __warn+0x315/0x4c0
[ 507.133810][ T6881] ? drm_crtc_wait_one_vblank+0x357/0x500
[ 507.133831][ T6881] ? drm_crtc_wait_one_vblank+0x357/0x500
[ 507.133859][ T6881] __report_bug+0x29a/0x540
[ 507.133895][ T6881] ? drm_crtc_wait_one_vblank+0x357/0x500
[ 507.133916][ T6881] ? __pfx___report_bug+0x10/0x10
[ 507.133957][ T6881] report_bug_entry+0x19a/0x290
[ 507.133981][ T6881] ? drm_crtc_wait_one_vblank+0x4b6/0x500
[ 507.133999][ T6881] ? drm_crtc_wait_one_vblank+0x4bb/0x500
[ 507.134018][ T6881] handle_bug+0xce/0x200
[ 507.134042][ T6881] exc_invalid_op+0x1a/0x50
[ 507.134065][ T6881] asm_exc_invalid_op+0x1a/0x20
[ 507.134083][ T6881] RIP: 0010:drm_crtc_wait_one_vblank+0x4b6/0x500
[ 507.134103][ T6881] Code: e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 4c 89 ef e8 8a a9 d0 fc 4d 8b 7d 00 48 89 df 4c 89 e6 4c 89 fa 44 89 f1 <67> 48 0f b9 3a 48 8b 3c 24 44 89 f6 e8 e9 f4 ff ff b8 92 ff ff ff
[ 507.134116][ T6881] RSP: 0018:ffffc90004a2f8c0 EFLAGS: 00010246
[ 507.134130][ T6881] RAX: 1ffff11004bb0200 RBX: ffffffff8f93f060 RCX: 0000000000000000
[ 507.134142][ T6881] RDX: ffffffff8bc04ae0 RSI: ffffffff8bc21200 RDI: ffffffff8f93f060
[ 507.134155][ T6881] RBP: ffffc90004a2f9a8 R08: 0000000000000000 R09: 0000000000000000
[ 507.134166][ T6881] R10: dffffc0000000000 R11: fffffbfff1f11cdf R12: ffffffff8bc21200
[ 507.134179][ T6881] R13: ffff888025d81000 R14: 0000000000000000 R15: ffffffff8bc04ae0
[ 507.134212][ T6881] ? __pfx_drm_crtc_wait_one_vblank+0x10/0x10
[ 507.134231][ T6881] ? rt_spin_unlock+0x14f/0x200
[ 507.134248][ T6881] ? __pfx_autoremove_wake_function+0x10/0x10
[ 507.134272][ T6881] ? rt_spin_unlock+0x160/0x200
[ 507.134292][ T6881] ? drm_vblank_get+0x147/0x260
[ 507.134313][ T6881] drm_client_modeset_wait_for_vblank+0xc5/0xf0
[ 507.134341][ T6881] drm_fb_helper_damage_work+0x131/0x6f0
[ 507.134364][ T6881] ? process_scheduled_works+0xa70/0x1860
[ 507.134387][ T6881] ? __pfx_drm_fb_helper_damage_work+0x10/0x10
[ 507.134412][ T6881] ? process_scheduled_works+0xa70/0x1860
[ 507.134431][ T6881] ? process_scheduled_works+0xa70/0x1860
[ 507.134452][ T6881] process_scheduled_works+0xb5d/0x1860
[ 507.134502][ T6881] ? __pfx_process_scheduled_works+0x10/0x10
[ 507.134528][ T6881] ? assign_work+0x3d5/0x5e0
[ 507.134553][ T6881] worker_thread+0xa53/0xfc0
[ 507.134597][ T6881] kthread+0x388/0x470
[ 507.134620][ T6881] ? __pfx_worker_thread+0x10/0x10
[ 507.134637][ T6881] ? __pfx_kthread+0x10/0x10
[ 507.134661][ T6881] ret_from_fork+0x514/0xb70
[ 507.134683][ T6881] ? __pfx_ret_from_fork+0x10/0x10
[ 507.134712][ T6881] ? __switch_to+0xc79/0x1410
[ 507.134739][ T6881] ? __pfx_kthread+0x10/0x10
[ 507.134763][ T6881] ret_from_fork_asm+0x1a/0x30
[ 507.134801][ T6881]
[ 507.135571][ T6881] Kernel Offset: disabled