syzbot


WARNING in enable_work

Status: upstream: reported C repro on 2024/08/21 10:14
Subsystems: pm
[Documentation on labels]
Reported-by: syzbot+7053fbd8757fecbbe492@syzkaller.appspotmail.com
First crash: 56d, last: 1d09h
Discussions (3)
Title Replies (including bot) Last reply
[syzbot] Monthly pm report (Sep 2024) 0 (1) 2024/09/26 12:43
[syzbot] [pm?] WARNING in enable_work 0 (2) 2024/09/18 04:50
[syzbot] Monthly pm report (Aug 2024) 0 (1) 2024/08/26 13:47

Sample crash report:
------------[ cut here ]------------
workqueue: work disable count underflowed
WARNING: CPU: 0 PID: 1339 at kernel/workqueue.c:4299 work_offqd_enable kernel/workqueue.c:4299 [inline]
WARNING: CPU: 0 PID: 1339 at kernel/workqueue.c:4299 enable_work+0x34d/0x360 kernel/workqueue.c:4470
Modules linked in:
CPU: 0 UID: 0 PID: 1339 Comm: kworker/0:3 Not tainted 6.12.0-rc1-syzkaller-00042-gf23aa4c0761a #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: usb_hub_wq hub_event
RIP: 0010:work_offqd_enable kernel/workqueue.c:4299 [inline]
RIP: 0010:enable_work+0x34d/0x360 kernel/workqueue.c:4470
Code: d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 38 3c 37 00 c6 05 29 02 a9 0e 01 90 48 c7 c7 20 06 0a 8c e8 84 38 f8 ff 90 <0f> 0b 90 90 e9 56 ff ff ff e8 05 96 67 0a 0f 1f 44 00 00 90 90 90
RSP: 0018:ffffc90002b3f0c0 EFLAGS: 00010046
RAX: 17b3e174ab17bb00 RBX: 0000000000000000 RCX: ffff88801ef34880
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90002b3f188 R08: ffffffff8155daa2 R09: fffffbfff1cf9fd8
R10: dffffc0000000000 R11: fffffbfff1cf9fd8 R12: 1ffff92000567e1c
R13: 1ffff92000567e24 R14: 0000000000800001 R15: ffff88801233c710
FS:  0000000000000000(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8e58fa4dd8 CR3: 00000000003a0000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __cancel_work_sync+0xf5/0x110 kernel/workqueue.c:4340
 thermal_zone_device_unregister+0x213/0x370 drivers/thermal/thermal_core.c:1599
 psy_unregister_thermal drivers/power/supply/power_supply_core.c:1328 [inline]
 power_supply_unregister+0xe8/0x140 drivers/power/supply/power_supply_core.c:1601
 thunderstrike_destroy drivers/hid/hid-nvidia-shield.c:927 [inline]
 shield_remove+0x72/0x120 drivers/hid/hid-nvidia-shield.c:1104
 hid_device_remove+0x225/0x370
 device_remove drivers/base/dd.c:567 [inline]
 __device_release_driver drivers/base/dd.c:1273 [inline]
 device_release_driver_internal+0x4a9/0x7c0 drivers/base/dd.c:1296
 bus_remove_device+0x34f/0x420 drivers/base/bus.c:576
 device_del+0x57a/0x9b0 drivers/base/core.c:3864
 hid_remove_device drivers/hid/hid-core.c:2939 [inline]
 hid_destroy_device+0x68/0x100 drivers/hid/hid-core.c:2959
 usbhid_disconnect+0x9e/0xc0 drivers/hid/usbhid/hid-core.c:1458
 usb_unbind_interface+0x25e/0x940 drivers/usb/core/driver.c:461
 device_remove drivers/base/dd.c:569 [inline]
 __device_release_driver drivers/base/dd.c:1273 [inline]
 device_release_driver_internal+0x503/0x7c0 drivers/base/dd.c:1296
 bus_remove_device+0x34f/0x420 drivers/base/bus.c:576
 device_del+0x57a/0x9b0 drivers/base/core.c:3864
 usb_disable_device+0x3bf/0x850 drivers/usb/core/message.c:1418
 usb_disconnect+0x340/0x950 drivers/usb/core/hub.c:2304
 hub_port_connect drivers/usb/core/hub.c:5361 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5661 [inline]
 port_event drivers/usb/core/hub.c:5821 [inline]
 hub_event+0x1ebc/0x5150 drivers/usb/core/hub.c:5903
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>

Crashes (37):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/10/03 03:27 upstream f23aa4c0761a a4c7fd36 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in enable_work
2024/09/18 04:49 upstream a940d9a43e62 c673ca06 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in enable_work
2024/10/05 09:07 upstream 27cc6fdf7201 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in enable_work
2024/10/03 04:01 upstream f23aa4c0761a a4c7fd36 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in enable_work
2024/10/02 06:48 upstream e32cde8d2bd7 ea2b66a6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in enable_work
2024/09/30 20:03 upstream 9852d85ec9d4 bbd4e0a4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in enable_work
2024/09/27 09:37 upstream 075dbe9f6e3c 9314348a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in enable_work
2024/09/27 09:35 upstream 075dbe9f6e3c 9314348a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in enable_work
2024/08/17 10:09 upstream e5fa841af679 dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in enable_work
2024/10/09 03:23 upstream 5b7c893ed5ed 402f1df0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in enable_work
2024/10/04 18:29 upstream 0c559323bbaa d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in enable_work
2024/10/01 02:34 upstream e32cde8d2bd7 bbd4e0a4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in enable_work
2024/09/28 01:44 upstream e477dba5442c 2b1784d6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in enable_work
2024/09/28 00:31 upstream e477dba5442c 2b1784d6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in enable_work
2024/09/23 13:47 upstream de5cb0dcb74c 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in enable_work
2024/09/22 08:29 upstream 88264981f208 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in enable_work
2024/09/21 09:52 upstream 1868f9d0260e 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in enable_work
2024/09/20 00:37 upstream 2a17bb8c204f 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in enable_work
2024/10/03 03:16 upstream f23aa4c0761a a4c7fd36 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in enable_work
2024/09/29 01:05 upstream 3efc57369a0c ba29ff75 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in enable_work
2024/09/27 17:05 upstream 075dbe9f6e3c 2b1784d6 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in enable_work
2024/09/18 03:04 upstream a940d9a43e62 c673ca06 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in enable_work
2024/09/17 20:52 upstream a940d9a43e62 c673ca06 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in enable_work
2024/09/17 19:09 upstream a940d9a43e62 c673ca06 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in enable_work
2024/09/17 18:09 upstream a940d9a43e62 c673ca06 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in enable_work
2024/10/05 19:14 upstream fc20a3e57247 d7906eff .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/10/04 20:13 upstream 0c559323bbaa d7906eff .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/10/04 20:12 upstream 0c559323bbaa d7906eff .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/10/02 20:44 upstream f23aa4c0761a 83a2f15f .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/09/30 07:44 upstream 9852d85ec9d4 ba29ff75 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/09/30 07:44 upstream 9852d85ec9d4 ba29ff75 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/09/27 23:04 upstream e477dba5442c 440b26ec .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/09/26 22:58 upstream 075dbe9f6e3c 9314348a .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/09/25 01:29 upstream 684a64bf32b6 349a68c4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/09/23 13:25 upstream de5cb0dcb74c 49f9c2d2 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in enable_work
2024/10/11 10:02 linux-next d61a00525464 cd942402 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in enable_work
2024/10/10 15:01 linux-next 0cca97bf2364 8fbfc0c8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in enable_work
* Struck through repros no longer work on HEAD.