------------[ cut here ]------------ faux_driver vkms: [drm] vblank wait timed out on crtc 0 WARNING: drivers/gpu/drm/drm_vblank.c:1329 at drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329, CPU#1: kworker/1:3/3505 Modules linked in: CPU: 1 UID: 0 PID: 3505 Comm: kworker/1:3 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: linux,dummy-virt (DT) Workqueue: events drm_fb_helper_damage_work pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 lr : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 sp : ffff8000a15e78e0 x29: ffff8000a15e7990 x28: ffff000012e7e180 x27: ffff8000a15e7920 x26: ffff000012e79088 x25: ffff800085f507e0 x24: 0000000000000000 x23: 1ffff000142bcf1e x22: ffff0000145f8008 x21: 0000000000000000 x20: ffff0000143f7000 x19: ffff0000145f8000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: ffff8000877cb698 x14: 1ffff00010ef96d3 x13: ffff800089e86d80 x12: ffff60000d7f6a22 x11: 1fffe0000d7f6a21 x10: ffff60000d7f6a21 x9 : dfff800000000000 x8 : ffff8000a15e7410 x7 : ffff8000a15e7590 x6 : ffff8000a15e7530 x5 : ffff8000a15e7470 x4 : 0000000000000004 x3 : 1fffe0000d7f5b5d x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff00001531d700 Call trace: drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 (P) drm_client_modeset_wait_for_vblank+0xb4/0xe0 drivers/gpu/drm/drm_client_modeset.c:1331 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:327 [inline] drm_fb_helper_damage_work+0x230/0x88c drivers/gpu/drm/drm_fb_helper.c:365 process_one_work+0x830/0x1c00 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x42c/0xc90 kernel/workqueue.c:3551 kthread+0x2ec/0x384 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854 irq event stamp: 14506 hardirqs last enabled at (14505): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1698 [inline] hardirqs last enabled at (14505): [] finish_lock_switch kernel/sched/core.c:5251 [inline] hardirqs last enabled at (14505): [] finish_task_switch.isra.0+0x1e4/0x9f0 kernel/sched/core.c:5369 hardirqs last disabled at (14506): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (14384): [] rcu_lock_release include/linux/rcupdate.h:319 [inline] softirqs last enabled at (14384): [] rcu_read_unlock_bh include/linux/rcupdate.h:920 [inline] softirqs last enabled at (14384): [] keep_key_fresh drivers/net/wireguard/send.c:135 [inline] softirqs last enabled at (14384): [] wg_packet_create_data_done drivers/net/wireguard/send.c:259 [inline] softirqs last enabled at (14384): [] wg_packet_tx_worker+0x218/0x50c drivers/net/wireguard/send.c:276 softirqs last disabled at (14382): [] wg_packet_create_data_done drivers/net/wireguard/send.c:257 [inline] softirqs last disabled at (14382): [] wg_packet_tx_worker+0x188/0x50c drivers/net/wireguard/send.c:276 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ faux_driver vkms: [drm] vblank wait timed out on crtc 0 WARNING: drivers/gpu/drm/drm_vblank.c:1329 at drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329, CPU#1: kworker/1:3/3505 Modules linked in: CPU: 1 UID: 0 PID: 3505 Comm: kworker/1:3 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: linux,dummy-virt (DT) Workqueue: events drm_fb_helper_damage_work pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 lr : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 sp : ffff8000a15e78e0 x29: ffff8000a15e7990 x28: ffff000012e7e180 x27: ffff8000a15e7920 x26: ffff000012e79088 x25: ffff800085f507e0 x24: 0000000000000000 x23: 1ffff000142bcf1e x22: ffff0000145f8008 x21: 0000000000000000 x20: ffff0000143f7000 x19: ffff0000145f8000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000000 x13: ffff800089e86d80 x12: ffff60000d7f6a22 x11: 1fffe0000d7f6a21 x10: ffff60000d7f6a21 x9 : dfff800000000000 x8 : ffff8000a15e7410 x7 : ffff8000a15e7590 x6 : ffff8000a15e7530 x5 : ffff8000a15e7470 x4 : 0000000000000004 x3 : 1fffe0000d7f5b5d x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff00001531d700 Call trace: drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 (P) drm_client_modeset_wait_for_vblank+0xb4/0xe0 drivers/gpu/drm/drm_client_modeset.c:1331 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:327 [inline] drm_fb_helper_damage_work+0x230/0x88c drivers/gpu/drm/drm_fb_helper.c:365 process_one_work+0x830/0x1c00 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x42c/0xc90 kernel/workqueue.c:3551 kthread+0x2ec/0x384 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854 irq event stamp: 14594 hardirqs last enabled at (14593): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1698 [inline] hardirqs last enabled at (14593): [] finish_lock_switch kernel/sched/core.c:5251 [inline] hardirqs last enabled at (14593): [] finish_task_switch.isra.0+0x1e4/0x9f0 kernel/sched/core.c:5369 hardirqs last disabled at (14594): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (14384): [] rcu_lock_release include/linux/rcupdate.h:319 [inline] softirqs last enabled at (14384): [] rcu_read_unlock_bh include/linux/rcupdate.h:920 [inline] softirqs last enabled at (14384): [] keep_key_fresh drivers/net/wireguard/send.c:135 [inline] softirqs last enabled at (14384): [] wg_packet_create_data_done drivers/net/wireguard/send.c:259 [inline] softirqs last enabled at (14384): [] wg_packet_tx_worker+0x218/0x50c drivers/net/wireguard/send.c:276 softirqs last disabled at (14382): [] wg_packet_create_data_done drivers/net/wireguard/send.c:257 [inline] softirqs last disabled at (14382): [] wg_packet_tx_worker+0x188/0x50c drivers/net/wireguard/send.c:276 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ faux_driver vkms: [drm] vblank wait timed out on crtc 0 WARNING: drivers/gpu/drm/drm_vblank.c:1329 at drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329, CPU#1: kworker/1:3/3505 Modules linked in: CPU: 1 UID: 0 PID: 3505 Comm: kworker/1:3 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: linux,dummy-virt (DT) Workqueue: events drm_fb_helper_damage_work pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 lr : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 sp : ffff8000a15e78e0 x29: ffff8000a15e7990 x28: ffff000012e7e180 x27: ffff8000a15e7920 x26: ffff000012e79088 x25: ffff800085f507e0 x24: 0000000000000000 x23: 1ffff000142bcf1e x22: ffff0000145f8008 x21: 0000000000000000 x20: ffff0000143f7000 x19: ffff0000145f8000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: ffff8000877cb698 x14: 1ffff00010ef96d3 x13: ffff800089e86d80 x12: ffff60000d7f6a22 x11: 1fffe0000d7f6a21 x10: ffff60000d7f6a21 x9 : dfff800000000000 x8 : ffff8000a15e7410 x7 : ffff8000a15e7590 x6 : ffff8000a15e7530 x5 : ffff8000a15e7470 x4 : 0000000000000004 x3 : 1fffe0000d7f5b5d x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff00001531d700 Call trace: drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 (P) drm_client_modeset_wait_for_vblank+0xb4/0xe0 drivers/gpu/drm/drm_client_modeset.c:1331 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:327 [inline] drm_fb_helper_damage_work+0x230/0x88c drivers/gpu/drm/drm_fb_helper.c:365 process_one_work+0x830/0x1c00 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x42c/0xc90 kernel/workqueue.c:3551 kthread+0x2ec/0x384 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854 irq event stamp: 14650 hardirqs last enabled at (14649): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1698 [inline] hardirqs last enabled at (14649): [] finish_lock_switch kernel/sched/core.c:5251 [inline] hardirqs last enabled at (14649): [] finish_task_switch.isra.0+0x1e4/0x9f0 kernel/sched/core.c:5369 hardirqs last disabled at (14650): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (14384): [] rcu_lock_release include/linux/rcupdate.h:319 [inline] softirqs last enabled at (14384): [] rcu_read_unlock_bh include/linux/rcupdate.h:920 [inline] softirqs last enabled at (14384): [] keep_key_fresh drivers/net/wireguard/send.c:135 [inline] softirqs last enabled at (14384): [] wg_packet_create_data_done drivers/net/wireguard/send.c:259 [inline] softirqs last enabled at (14384): [] wg_packet_tx_worker+0x218/0x50c drivers/net/wireguard/send.c:276 softirqs last disabled at (14382): [] wg_packet_create_data_done drivers/net/wireguard/send.c:257 [inline] softirqs last disabled at (14382): [] wg_packet_tx_worker+0x188/0x50c drivers/net/wireguard/send.c:276 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ faux_driver vkms: [drm] vblank wait timed out on crtc 0 WARNING: drivers/gpu/drm/drm_vblank.c:1329 at drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329, CPU#1: kworker/1:3/3505 Modules linked in: CPU: 1 UID: 0 PID: 3505 Comm: kworker/1:3 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: linux,dummy-virt (DT) Workqueue: events drm_fb_helper_damage_work pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 lr : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 sp : ffff8000a15e78e0 x29: ffff8000a15e7990 x28: ffff000012e7e180 x27: ffff8000a15e7920 x26: ffff000012e79088 x25: ffff800085f507e0 x24: 0000000000000000 x23: 1ffff000142bcf1e x22: ffff0000145f8008 x21: 0000000000000000 x20: ffff0000143f7000 x19: ffff0000145f8000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: ffff8000877cb698 x14: 1ffff00010ef96d3 x13: ffff800089e86d80 x12: ffff60000d7f6a22 x11: 1fffe0000d7f6a21 x10: ffff60000d7f6a21 x9 : dfff800000000000 x8 : ffff8000a15e7410 x7 : ffff8000a15e7590 x6 : ffff8000a15e7530 x5 : ffff8000a15e7470 x4 : 0000000000000004 x3 : 1fffe0000d7f5b5d x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff00001531d700 Call trace: drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 (P) drm_client_modeset_wait_for_vblank+0xb4/0xe0 drivers/gpu/drm/drm_client_modeset.c:1331 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:327 [inline] drm_fb_helper_damage_work+0x230/0x88c drivers/gpu/drm/drm_fb_helper.c:365 process_one_work+0x830/0x1c00 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x42c/0xc90 kernel/workqueue.c:3551 kthread+0x2ec/0x384 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854 irq event stamp: 14742 hardirqs last enabled at (14741): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1698 [inline] hardirqs last enabled at (14741): [] finish_lock_switch kernel/sched/core.c:5251 [inline] hardirqs last enabled at (14741): [] finish_task_switch.isra.0+0x1e4/0x9f0 kernel/sched/core.c:5369 hardirqs last disabled at (14742): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (14384): [] rcu_lock_release include/linux/rcupdate.h:319 [inline] softirqs last enabled at (14384): [] rcu_read_unlock_bh include/linux/rcupdate.h:920 [inline] softirqs last enabled at (14384): [] keep_key_fresh drivers/net/wireguard/send.c:135 [inline] softirqs last enabled at (14384): [] wg_packet_create_data_done drivers/net/wireguard/send.c:259 [inline] softirqs last enabled at (14384): [] wg_packet_tx_worker+0x218/0x50c drivers/net/wireguard/send.c:276 softirqs last disabled at (14382): [] wg_packet_create_data_done drivers/net/wireguard/send.c:257 [inline] softirqs last disabled at (14382): [] wg_packet_tx_worker+0x188/0x50c drivers/net/wireguard/send.c:276 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ faux_driver vkms: [drm] vblank wait timed out on crtc 0 WARNING: drivers/gpu/drm/drm_vblank.c:1329 at drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329, CPU#1: kworker/1:3/3505 Modules linked in: CPU: 1 UID: 0 PID: 3505 Comm: kworker/1:3 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: linux,dummy-virt (DT) Workqueue: events drm_fb_helper_damage_work pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 lr : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 sp : ffff8000a15e78e0 x29: ffff8000a15e7990 x28: ffff000012e7e180 x27: ffff8000a15e7920 x26: ffff000012e79088 x25: ffff800085f507e0 x24: 0000000000000000 x23: 1ffff000142bcf1e x22: ffff0000145f8008 x21: 0000000000000000 x20: ffff0000143f7000 x19: ffff0000145f8000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: ffff8000877cb698 x14: 1ffff00010ef96d3 x13: ffff800089e86d80 x12: ffff60000d7f6a22 x11: 1fffe0000d7f6a21 x10: ffff60000d7f6a21 x9 : dfff800000000000 x8 : ffff8000a15e7410 x7 : ffff8000a15e7590 x6 : ffff8000a15e7530 x5 : ffff8000a15e7470 x4 : 0000000000000004 x3 : 1fffe0000d7f5b5d x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff00001531d700 Call trace: drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 (P) drm_client_modeset_wait_for_vblank+0xb4/0xe0 drivers/gpu/drm/drm_client_modeset.c:1331 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:327 [inline] drm_fb_helper_damage_work+0x230/0x88c drivers/gpu/drm/drm_fb_helper.c:365 process_one_work+0x830/0x1c00 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x42c/0xc90 kernel/workqueue.c:3551 kthread+0x2ec/0x384 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854 irq event stamp: 14798 hardirqs last enabled at (14797): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1698 [inline] hardirqs last enabled at (14797): [] finish_lock_switch kernel/sched/core.c:5251 [inline] hardirqs last enabled at (14797): [] finish_task_switch.isra.0+0x1e4/0x9f0 kernel/sched/core.c:5369 hardirqs last disabled at (14798): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (14384): [] rcu_lock_release include/linux/rcupdate.h:319 [inline] softirqs last enabled at (14384): [] rcu_read_unlock_bh include/linux/rcupdate.h:920 [inline] softirqs last enabled at (14384): [] keep_key_fresh drivers/net/wireguard/send.c:135 [inline] softirqs last enabled at (14384): [] wg_packet_create_data_done drivers/net/wireguard/send.c:259 [inline] softirqs last enabled at (14384): [] wg_packet_tx_worker+0x218/0x50c drivers/net/wireguard/send.c:276 softirqs last disabled at (14382): [] wg_packet_create_data_done drivers/net/wireguard/send.c:257 [inline] softirqs last disabled at (14382): [] wg_packet_tx_worker+0x188/0x50c drivers/net/wireguard/send.c:276 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ faux_driver vkms: [drm] vblank wait timed out on crtc 0 WARNING: drivers/gpu/drm/drm_vblank.c:1329 at drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329, CPU#1: kworker/1:3/3505 Modules linked in: CPU: 1 UID: 0 PID: 3505 Comm: kworker/1:3 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: linux,dummy-virt (DT) Workqueue: events drm_fb_helper_damage_work pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 lr : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 sp : ffff8000a15e78e0 x29: ffff8000a15e7990 x28: ffff000012e7e180 x27: ffff8000a15e7920 x26: ffff000012e79088 x25: ffff800085f507e0 x24: 0000000000000000 x23: 1ffff000142bcf1e x22: ffff0000145f8008 x21: 0000000000000000 x20: ffff0000143f7000 x19: ffff0000145f8000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: ffff8000877cb698 x14: 1ffff00010ef96d3 x13: ffff800089e86d80 x12: ffff60000d7f6a22 x11: 1fffe0000d7f6a21 x10: ffff60000d7f6a21 x9 : dfff800000000000 x8 : ffff8000a15e7410 x7 : ffff8000a15e7590 x6 : ffff8000a15e7530 x5 : ffff8000a15e7470 x4 : 0000000000000004 x3 : 1fffe0000d7f5b5d x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff00001531d700 Call trace: drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 (P) drm_client_modeset_wait_for_vblank+0xb4/0xe0 drivers/gpu/drm/drm_client_modeset.c:1331 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:327 [inline] drm_fb_helper_damage_work+0x230/0x88c drivers/gpu/drm/drm_fb_helper.c:365 process_one_work+0x830/0x1c00 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x42c/0xc90 kernel/workqueue.c:3551 kthread+0x2ec/0x384 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854 irq event stamp: 14852 hardirqs last enabled at (14851): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1698 [inline] hardirqs last enabled at (14851): [] finish_lock_switch kernel/sched/core.c:5251 [inline] hardirqs last enabled at (14851): [] finish_task_switch.isra.0+0x1e4/0x9f0 kernel/sched/core.c:5369 hardirqs last disabled at (14852): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (14384): [] rcu_lock_release include/linux/rcupdate.h:319 [inline] softirqs last enabled at (14384): [] rcu_read_unlock_bh include/linux/rcupdate.h:920 [inline] softirqs last enabled at (14384): [] keep_key_fresh drivers/net/wireguard/send.c:135 [inline] softirqs last enabled at (14384): [] wg_packet_create_data_done drivers/net/wireguard/send.c:259 [inline] softirqs last enabled at (14384): [] wg_packet_tx_worker+0x218/0x50c drivers/net/wireguard/send.c:276 softirqs last disabled at (14382): [] wg_packet_create_data_done drivers/net/wireguard/send.c:257 [inline] softirqs last disabled at (14382): [] wg_packet_tx_worker+0x188/0x50c drivers/net/wireguard/send.c:276 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ faux_driver vkms: [drm] vblank wait timed out on crtc 0 WARNING: drivers/gpu/drm/drm_vblank.c:1329 at drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329, CPU#1: kworker/1:3/3505 Modules linked in: CPU: 1 UID: 0 PID: 3505 Comm: kworker/1:3 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: linux,dummy-virt (DT) Workqueue: events drm_fb_helper_damage_work pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 lr : drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 sp : ffff8000a15e78e0 x29: ffff8000a15e7990 x28: ffff000012e7e180 x27: ffff8000a15e7920 x26: ffff000012e79088 x25: ffff800085f507e0 x24: 0000000000000000 x23: 1ffff000142bcf1e x22: ffff0000145f8008 x21: 0000000000000000 x20: ffff0000143f7000 x19: ffff0000145f8000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: ffff8000877cb698 x14: 1ffff00010ef96d3 x13: ffff800089e86d80 x12: ffff60000d7f6a22 x11: 1fffe0000d7f6a21 x10: ffff60000d7f6a21 x9 : dfff800000000000 x8 : ffff8000a15e7410 x7 : ffff8000a15e7590 x6 : ffff8000a15e7530 x5 : ffff8000a15e7470 x4 : 0000000000000004 x3 : 1fffe0000d7f5b5d x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff00001531d700 Call trace: drm_crtc_wait_one_vblank+0x2b8/0x464 drivers/gpu/drm/drm_vblank.c:1329 (P) drm_client_modeset_wait_for_vblank+0xb4/0xe0 drivers/gpu/drm/drm_client_modeset.c:1331 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:327 [inline] drm_fb_helper_damage_work+0x230/0x88c drivers/gpu/drm/drm_fb_helper.c:365 process_one_work+0x830/0x1c00 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x42c/0xc90 kernel/workqueue.c:3551 kthread+0x2ec/0x384 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854 irq event stamp: 14906 hardirqs last enabled at (14905): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1698 [inline] hardirqs last enabled at (14905): [] finish_lock_switch kernel/sched/core.c:5251 [inline] hardirqs last enabled at (14905): [] finish_task_switch.isra.0+0x1e4/0x9f0 kernel/sched/core.c:5369 hardirqs last disabled at (14906): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445 softirqs last enabled at (14384): [] rcu_lock_release include/linux/rcupdate.h:319 [inline] softirqs last enabled at (14384): [] rcu_read_unlock_bh include/linux/rcupdate.h:920 [inline] softirqs last enabled at (14384): [] keep_key_fresh drivers/net/wireguard/send.c:135 [inline] softirqs last enabled at (14384): [] wg_packet_create_data_done drivers/net/wireguard/send.c:259 [inline] softirqs last enabled at (14384): [] wg_packet_tx_worker+0x218/0x50c drivers/net/wireguard/send.c:276 softirqs last disabled at (14382): [] wg_packet_create_data_done drivers/net/wireguard/send.c:257 [inline] softirqs last disabled at (14382): [] wg_packet_tx_worker+0x188/0x50c drivers/net/wireguard/send.c:276 ---[ end trace 0000000000000000 ]---