BUG: sleeping function called from invalid context in cancel_delayed_work_sync

Status: upstream: reported C repro on 2026/08/05 22:45
Subsystems: usb mmc
Labels: prio:high
[Documentation on labels]
Reported-by: syzbot+1ee4f3b9228e35f14677@syzkaller.appspotmail.com
Fix commit: mmc: vub300: Remove the driver for the obsolete HW
Patched on: [ci-upstream-linux-next-kasan-gce-root ci-upstream-rust-kasan-gce], missing on: [ci-qemu-gce-upstream-auto ci-qemu-native-arm64-kvm ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-snapshot-upstream-root ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-arm64 ci-upstream-gce-leak ci-upstream-kasan-badwrites-root ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce-386-root ci-upstream-kmsan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-fs ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 53d, last: now
▶ ▼ ✨ AI Patch Versions (1)
Version Stage Reported Report Link Job
1 moderation 2026/08/07 05:35 Discussion f105b557-f491-4cff-97a1-a15b027fdeec
▶ ▼ ✨ AI Jobs (3)
ID Workflow Result Correct Bug Created Started Finished Revision
373e526f assessment-security DenialOfService: ✅ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ✅ RemoteTrigger: ❌ Unprivileged: ❌ UserNamespace: ❌ VMGuestTrigger: ❌ VMHostTrigger: ❌ ❓ BUG: sleeping function called from invalid context in cancel_delayed_work_sync 2026/08/09 09:07 2026/08/09 09:07 2026/08/09 09:13 5d63f80b
f105b557 patching ❓ BUG: sleeping function called from invalid context in cancel_delayed_work_sync 2026/08/06 06:48 2026/08/07 04:19 2026/08/07 05:35 c38879ea
f50558c5 assessment-security 💥 BUG: sleeping function called from invalid context in cancel_delayed_work_sync 2026/08/05 00:03 2026/08/05 00:03 2026/08/05 00:03 d4abbeac
▶ ▼ Discussions (3)
Title Replies (including bot) Last reply
[syzbot] [usb?] BUG: sleeping function called from invalid context in cancel_delayed_work_sync 0 (3) 2026/09/20 14:49
[PATCH] mmc: vub300: fix sleeping function call from invalid context in vub300_inactivity_timer_expired 15 (15) 2026/09/14 12:28
[PATCH] mmc: vub300: never tear the host down from the inactivity timer 4 (4) 2026/09/09 10:09
▶ ▼ Similar bugs (20)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-15 KASAN: use-after-free Read in consume_skb 19 syz, C 73 432d 1102d 0/2 auto-obsoleted due to no activity on 2025/10/29 05:12
upstream KASAN: slab-use-after-free Read in consume_skb bpf net 19 syz, C error 6 1116d 1117d 0/29 closed as invalid on 2023/10/04 10:50
android-6-1 KASAN: use-after-free Read in consume_skb 19 syz, C error done 4 1054d 1113d 0/2 auto-obsoleted due to no activity on 2024/02/15 15:09
linux-5.15 KASAN: use-after-free Read in consume_skb origin:lts-only 19 syz, C done 6 479d 778d 0/3 auto-obsoleted due to no activity on 2025/09/13 01:43
upstream KASAN: use-after-free Read in consume_skb bpf net 19 syz, C done inconclusive 33 1533d 1812d 0/29 closed as invalid on 2022/10/12 18:37
upstream KMSAN: uninit-value in __alloc_skb (2) wireless 7 1 1751d 1751d 0/29 auto-closed as invalid on 2022/03/10 03:53
upstream general protection fault in __alloc_skb net 2 syz 1 603d 599d 0/29 auto-obsoleted due to no activity on 2025/05/11 20:00
upstream BUG: unable to handle kernel paging request in __alloc_skb net 8 1 1397d 1397d 22/29 fixed on 2023/06/08 14:41
android-54 KASAN: use-after-free Read in hrtimer_start_range_ns 19 1 1948d 1948d 0/2 auto-closed as invalid on 2021/09/24 07:30
upstream general protection fault in hrtimer_start_range_ns kernel 2 1 1851d 1846d 0/29 auto-closed as invalid on 2021/12/31 00:45
upstream KASAN: slab-use-after-free Read in skb_free_head bluetooth 19 2 818d 837d 0/29 auto-obsoleted due to no activity on 2024/09/28 21:39
linux-4.19 general protection fault in debug_check_no_obj_freed (2) 2 2 1719d 1823d 0/1 auto-closed as invalid on 2022/05/11 17:22
upstream general protection fault in debug_check_no_obj_freed (7) fs batman 2 3 1188d 1236d 0/29 auto-obsoleted due to no activity on 2023/09/24 06:05
upstream KASAN: slab-use-after-free Read in debug_check_no_obj_freed prio:high mm 19 1 160d 156d 0/29 auto-obsoleted due to no activity on 2026/07/18 21:14
upstream general protection fault in debug_check_no_obj_freed (8) mm 2 1 629d 625d 0/29 auto-obsoleted due to no activity on 2025/03/06 15:47
upstream general protection fault in debug_check_no_obj_freed (4) net 2 1 1980d 1975d 0/29 auto-closed as invalid on 2021/06/24 04:15
upstream general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1877d 1897d 0/29 auto-closed as invalid on 2021/11/05 02:52
upstream general protection fault in debug_check_no_obj_freed (6) tomoyo 2 2 1784d 1781d 0/29 auto-closed as invalid on 2022/02/06 02:57
linux-4.19 BUG: unable to handle kernel paging request in debug_check_no_obj_freed 8 1 2043d 2043d 0/1 auto-closed as invalid on 2021/06/21 12:27
upstream BUG: unable to handle kernel paging request in debug_check_no_obj_freed (3) ntfs3 8 1 1523d 1519d 0/29 auto-obsoleted due to no activity on 2022/10/25 02:48
▶ ▼ Last patch testing requests (1)
Created Duration User Patch Repo Result
2026/08/16 11:27 23m jakovnovak30@gmail.com patch upstream OK job log log
▶ ▼ Cause bisection attempts (3)
Created Duration User Patch Repo Result
2026/09/02 03:14 0m bisect upstream error
2026/08/24 12:59 9h14m bisect upstream error job log
2026/08/16 23:00 0m bisect upstream error

Sample crash report:
BUG: sleeping function called from invalid context at kernel/workqueue.c:4561
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/0
preempt_count: 101, expected: 0
RCU nest depth: 0, expected: 0
locks held by swapper/0/0: 1, last CPU#0:
 #0: ffffc90000007c98 ((&vub300->inactivity_timer)){+.-.}-{0:0}, at: call_timer_fn+0x11d/0x5f0 kernel/time/timer.c:1745
Preemption disabled at:
[<ffffffff8bd2c38d>] schedule_preempt_disabled+0x1d/0x30 kernel/sched/core.c:7434
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
 __might_resched.cold+0x1dc/0x222 kernel/sched/core.c:9264
 __cancel_work_sync kernel/workqueue.c:4561 [inline]
 cancel_delayed_work_sync+0xb8/0xf0 kernel/workqueue.c:4642
 mmc_free_host+0x19/0x40 drivers/mmc/core/host.c:700
 vub300_delete drivers/mmc/host/vub300.c:379 [inline]
 kref_put include/linux/kref.h:65 [inline]
 vub300_inactivity_timer_expired drivers/mmc/host/vub300.c:747 [inline]
 vub300_inactivity_timer_expired+0x42f/0x550 drivers/mmc/host/vub300.c:742
 call_timer_fn+0x198/0x5f0 kernel/time/timer.c:1748
 expire_timers kernel/time/timer.c:1799 [inline]
 __run_timers+0x757/0xb00 kernel/time/timer.c:2374
 __run_timer_base kernel/time/timer.c:2386 [inline]
 __run_timer_base kernel/time/timer.c:2378 [inline]
 run_timer_base+0x114/0x190 kernel/time/timer.c:2395
 run_timer_softirq+0x1a/0x50 kernel/time/timer.c:2405
 handle_softirqs+0x1e6/0x9d0 kernel/softirq.c:645
 __do_softirq kernel/softirq.c:679 [inline]
 invoke_softirq kernel/softirq.c:519 [inline]
 __irq_exit_rcu+0x16a/0x210 kernel/softirq.c:758
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:775
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1062
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:64
Code: 27 94 02 e9 43 50 03 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 03 28 1a 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffffff8ea07cf0 EFLAGS: 00000246
RAX: 00000000000c687b RBX: ffffffff8ea91580 RCX: ffffffff8bd191c5
RDX: 0000000000000001 RSI: ffffffff8e38d191 RDI: ffffffff8c623580
RBP: fffffbfff1d522b0 R08: 0000000000000001 R09: ffffed10170867bd
R10: ffff8880b8433deb R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 1ffffffff1d40fa2 R15: dffffc0000000000
 arch_safe_halt arch/x86/include/asm/paravirt.h:62 [inline]
 default_idle+0x9/0x10 arch/x86/kernel/process.c:768
 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:199 [inline]
 do_idle+0x3ae/0x5b0 kernel/sched/idle.c:355
 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:454
 rest_init+0x2d3/0x2e0 init/main.c:732
 start_kernel+0x48e/0x490 init/main.c:1190
 x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310
 x86_64_start_kernel+0x12b/0x130 arch/x86/kernel/head64.c:291
 common_startup_64+0x13e/0x158
 </TASK>
ODEBUG: object ffffc90000007a60 is NOT on stack ffffffff8ea00000, but annotated.
------------[ cut here ]------------
1
WARNING: lib/debugobjects.c:672 at debug_object_is_on_stack lib/debugobjects.c:672 [inline], CPU#0: swapper/0/0
WARNING: lib/debugobjects.c:672 at lookup_object_or_alloc.part.0.cold+0x19/0x40 lib/debugobjects.c:705, CPU#0: swapper/0/0
Modules linked in:
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G        W           syzkaller #0 PREEMPT(full) 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026
RIP: 0010:debug_object_is_on_stack lib/debugobjects.c:672 [inline]
RIP: 0010:lookup_object_or_alloc.part.0.cold+0x19/0x40 lib/debugobjects.c:705
Code: c4 60 5b 5d 41 5c 41 5d 41 5e 41 5f e9 19 2c 9e 0a 83 c5 01 89 2d d0 61 7d 1a 4c 89 e6 48 c7 c7 c0 40 62 8c e8 81 ae eb ff 90 <0f> 0b 90 e9 92 7f fe 03 83 c5 01 89 2d af 61 7d 1a 49 39 c4 73 da
RSP: 0018:ffffc900000078f0 EFLAGS: 00010082
RAX: 0000000000000050 RBX: ffff88807c4b5e38 RCX: 0000000000000000
RDX: 0000000000000050 RSI: ffffffff81ea1579 RDI: fffff52000000f0f
RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000000000102 R11: 0000000000000001 R12: ffffc90000007a60
R13: ffffffff8ea91580 R14: 0000000000000001 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888123b53000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555563bad340 CR3: 0000000026f5b000 CR4: 00000000003526f0
Call Trace:
 <IRQ>
 lookup_object_or_alloc lib/debugobjects.c:682 [inline]
 __debug_object_init+0x2a9/0x3d0 lib/debugobjects.c:798
 __synchronize_srcu+0x1c3/0x300 kernel/rcu/srcutree.c:1475
 wakeup_source_remove drivers/base/power/wakeup.c:201 [inline]
 wakeup_source_unregister.part.0+0x12c/0x540 drivers/base/power/wakeup.c:237
 wakeup_source_unregister+0x1f/0x30 drivers/base/power/wakeup.c:236
 mmc_host_classdev_release+0x42/0x120 drivers/mmc/core/host.c:69
 device_release+0xd2/0x270 drivers/base/core.c:2640
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x1f7/0x640 lib/kobject.c:737
 put_device+0x1f/0x30 drivers/base/core.c:3884
 vub300_delete drivers/mmc/host/vub300.c:379 [inline]
 kref_put include/linux/kref.h:65 [inline]
 vub300_inactivity_timer_expired drivers/mmc/host/vub300.c:747 [inline]
 vub300_inactivity_timer_expired+0x42f/0x550 drivers/mmc/host/vub300.c:742
 call_timer_fn+0x198/0x5f0 kernel/time/timer.c:1748
 expire_timers kernel/time/timer.c:1799 [inline]
 __run_timers+0x757/0xb00 kernel/time/timer.c:2374
 __run_timer_base kernel/time/timer.c:2386 [inline]
 __run_timer_base kernel/time/timer.c:2378 [inline]
 run_timer_base+0x114/0x190 kernel/time/timer.c:2395
 run_timer_softirq+0x1a/0x50 kernel/time/timer.c:2405
 handle_softirqs+0x1e6/0x9d0 kernel/softirq.c:645
 __do_softirq kernel/softirq.c:679 [inline]
 invoke_softirq kernel/softirq.c:519 [inline]
 __irq_exit_rcu+0x16a/0x210 kernel/softirq.c:758
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:775
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1062
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:64
Code: 27 94 02 e9 43 50 03 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 03 28 1a 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffffff8ea07cf0 EFLAGS: 00000246
RAX: 00000000000c687b RBX: ffffffff8ea91580 RCX: ffffffff8bd191c5
RDX: 0000000000000001 RSI: ffffffff8e38d191 RDI: ffffffff8c623580
RBP: fffffbfff1d522b0 R08: 0000000000000001 R09: ffffed10170867bd
R10: ffff8880b8433deb R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 1ffffffff1d40fa2 R15: dffffc0000000000
 arch_safe_halt arch/x86/include/asm/paravirt.h:62 [inline]
 default_idle+0x9/0x10 arch/x86/kernel/process.c:768
 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:199 [inline]
 do_idle+0x3ae/0x5b0 kernel/sched/idle.c:355
 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:454
 rest_init+0x2d3/0x2e0 init/main.c:732
 start_kernel+0x48e/0x490 init/main.c:1190
 x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310
 x86_64_start_kernel+0x12b/0x130 arch/x86/kernel/head64.c:291
 common_startup_64+0x13e/0x158
 </TASK>
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	94                   	xchg   %eax,%esp
   1:	02 e9                	add    %cl,%ch
   3:	43 50                	rex.XB push %r8
   5:	03 00                	add    (%rax),%eax
   7:	0f 1f 00             	nopl   (%rax)
   a:	90                   	nop
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	f3 0f 1e fa          	endbr64
  1e:	66 90                	xchg   %ax,%ax
  20:	0f 00 2d 03 28 1a 00 	verw   0x1a2803(%rip)        # 0x1a282a
  27:	fb                   	sti
  28:	f4                   	hlt
* 29:	c3                   	ret <-- trapping instruction
  2a:	cc                   	int3
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  35:	00 00 00
  38:	66 90                	xchg   %ax,%ax
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop

Crashes (39625):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/24 12:18 upstream 62f4c998b297 3c3cdf19 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/21 06:46 upstream 518e5b794c06 853b104b .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/08/17 23:58 upstream 8d3ae59288f1 1e72964b .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/08/16 18:07 upstream 3eb40771c00a 746171ee .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/08/16 09:58 upstream 3eb40771c00a 746171ee .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/27 02:42 upstream 6812ce4e4379 a3c7249d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 11:32 upstream f14572c203d5 a3c7249d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 01:04 upstream f14572c203d5 f281d9d2 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 21:28 upstream 165768bb7026 f281d9d2 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 19:02 upstream 165768bb7026 f281d9d2 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 10:38 upstream 165768bb7026 f281d9d2 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 02:11 upstream 5fc5768c7ca9 27d05fb3 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 01:42 upstream 5fc5768c7ca9 27d05fb3 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/24 11:07 upstream 62f4c998b297 3c3cdf19 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/24 10:36 upstream 62f4c998b297 3c3cdf19 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/23 20:43 upstream fe2ec83746e5 0a1606bc .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/23 12:39 upstream fe2ec83746e5 abce1216 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/23 08:28 upstream fe2ec83746e5 abce1216 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/23 07:06 upstream fe2ec83746e5 abce1216 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/22 19:44 upstream c4e9f74da438 3e2106e5 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/22 12:56 upstream f0100363d8c3 e12281bd .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/22 09:42 upstream f0100363d8c3 e12281bd .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/21 21:20 upstream f0100363d8c3 a8efa948 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/27 01:41 upstream 6812ce4e4379 a3c7249d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 21:54 upstream 6812ce4e4379 a3c7249d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 21:00 upstream 6812ce4e4379 a3c7249d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 19:10 upstream 165768bb7026 f281d9d2 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 05:01 upstream 5fc5768c7ca9 27d05fb3 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/24 09:56 upstream 62f4c998b297 3c3cdf19 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/23 15:17 upstream 50d05c7c76c9 abce1216 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/23 13:57 upstream 50d05c7c76c9 abce1216 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/23 12:36 upstream 50d05c7c76c9 abce1216 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/22 09:11 upstream 50d05c7c76c9 e12281bd .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 20:13 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 01:44 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 23:35 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 17:32 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 16:20 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/24 18:20 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c 3c3cdf19 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/24 13:15 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c 0281b448 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/24 08:42 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c 0281b448 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/24 00:48 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c abce1216 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/23 13:40 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c abce1216 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/22 23:49 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c 5207b90e .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/22 01:13 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c 853b104b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/21 19:45 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c 853b104b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/08/04 19:22 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 5d5fd841c346 d4abbeac .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 10:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e8e60d3ddd25 a3c7249d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/05 18:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel NULL pointer dereference in __alloc_skb
2026/09/26 10:10 upstream 6812ce4e4379 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/27 03:14 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/27 02:32 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/27 00:49 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 23:59 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 23:05 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 23:03 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 22:03 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 21:25 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 20:54 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 20:14 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 19:25 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 18:31 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 18:21 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 17:14 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 16:28 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 16:17 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 15:09 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 14:21 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 13:31 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 12:51 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 12:15 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 11:38 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 11:07 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 10:37 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 09:17 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 08:38 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 08:10 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 07:23 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 06:45 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 06:41 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 05:41 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 05:03 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 04:19 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 03:46 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 02:53 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 02:23 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 01:49 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 01:23 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 00:47 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/26 00:05 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 23:21 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/25 22:39 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d58dffe9ee2c f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/24 12:09 linux-next 9d80aa4617b3 3c3cdf19 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce BUG: sleeping function called from invalid context in cancel_delayed_work_sync
2026/09/07 22:25 linux-next 9d80aa4617b3 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root BUG: sleeping function called from invalid context in cancel_delayed_work_sync
* Struck through repros no longer work on HEAD.