syzbot


WARNING: ODEBUG bug in netdev_run_todo

Status: upstream: reported C repro on 2020/08/04 18:37
Reported-by: syzbot+f9484b345f41843fc9a9@syzkaller.appspotmail.com
First crash: 756d, last: 5h57m

Cause bisection: failed (bisect log)
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING: ODEBUG bug in netdev_run_todo syz 251 3d18h 743d 0/1 upstream: reported syz repro on 2020/06/16 11:21
linux-4.14 WARNING: ODEBUG bug in netdev_run_todo C error 350 48d 751d 0/1 upstream: reported C repro on 2020/06/08 15:34

Sample crash report:
bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
bond0 (unregistering): Released all slaves
------------[ cut here ]------------
ODEBUG: free active (active state 0) object type: timer_list hint: delayed_work_timer_fn+0x0/0x90 kernel/workqueue.c:1623
WARNING: CPU: 0 PID: 1105 at lib/debugobjects.c:505 debug_print_object+0x16e/0x250 lib/debugobjects.c:505
Modules linked in:
CPU: 0 PID: 1105 Comm: kworker/u4:4 Not tainted 5.15.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: netns cleanup_net
RIP: 0010:debug_print_object+0x16e/0x250 lib/debugobjects.c:505
Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 00 b8 e3 89 4c 89 ee 48 c7 c7 00 ac e3 89 e8 78 48 15 05 <0f> 0b 83 05 45 03 90 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3
RSP: 0018:ffffc90004b8f8b0 EFLAGS: 00010086
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
RDX: ffff88801c732000 RSI: ffffffff815dcf58 RDI: fffff52000971f08
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff815d6cce R11: 0000000000000000 R12: ffffffff898dcea0
R13: ffffffff89e3b240 R14: ffffffff8164cc30 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007febb21a3000 CR3: 000000000b68e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __debug_check_no_obj_freed lib/debugobjects.c:992 [inline]
 debug_check_no_obj_freed+0x301/0x420 lib/debugobjects.c:1023
 kfree+0xd1/0x2c0 mm/slab.c:3802
 kvfree+0x42/0x50 mm/util.c:620
 device_release+0x9f/0x240 drivers/base/core.c:2232
 kobject_cleanup lib/kobject.c:705 [inline]
 kobject_release lib/kobject.c:736 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x1c8/0x540 lib/kobject.c:753
 netdev_run_todo+0x75a/0xa80 net/core/dev.c:10604
 default_device_exit_batch+0x2ff/0x3c0 net/core/dev.c:11574
 ops_exit_list+0x10d/0x160 net/core/net_namespace.c:171
 cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:591
 process_one_work+0x9bf/0x16b0 kernel/workqueue.c:2297
 worker_thread+0x658/0x11f0 kernel/workqueue.c:2444
 kthread+0x3e5/0x4d0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295

Crashes (3680):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/10/24 06:47 upstream 9c0c4d24ac00 282f03fb .config log report syz C WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-selinux-root 2021/03/25 07:24 upstream 4ee998b0ef8b 607e3baf .config log report syz C WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-selinux-root 2022/06/24 00:44 upstream de5c208d533a 912f5df7 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/06/02 19:22 upstream d1dc87763f40 5783034f .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/05/17 16:39 upstream 42226c989789 744a39e2 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-root 2022/04/09 08:17 upstream 6c7376da2358 e22c3da3 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-root 2022/04/09 01:49 upstream 1831fed55973 15be3cba .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/03/01 13:40 upstream 719fce7539cd 45a13a73 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-root 2022/02/20 07:18 upstream 4f12b742eb2b 3cd800e4 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream 2022/02/10 20:58 upstream e3c85076d7a6 0b33604d .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2021/12/09 04:51 upstream 2a987e65025e a4a2a501 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-root 2021/10/19 13:36 upstream 519d81956ee2 24dc29db .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2021/10/18 06:31 upstream d999ade1cc86 0c5d9412 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce 2021/10/11 03:55 upstream efb52a7d9511 838e7e2c .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-root 2021/10/09 21:59 upstream 717478d89fe2 838e7e2c .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-root 2021/10/02 17:00 upstream 53d5fc89d66a db0f5787 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2021/06/25 10:26 upstream 4a09d388f2ab 0edbbe31 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce 2021/04/20 05:41 upstream 7af08140979a 4285c989 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce 2021/01/29 15:15 upstream bec4c2968fce 6593fd32 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-386 2021/09/13 15:53 upstream 6880fa6c5660 3ce60af8 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/02/26 08:03 bpf 8940e6b669ca 45a13a73 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/02/06 20:30 net 28f922213886 a7dab638 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2021/10/28 12:34 net 72f898ca0ab8 be531bb4 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2021/10/25 02:57 net 95a359c95533 282f03fb .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2021/10/10 11:30 net-next 7932d53162dc 838e7e2c .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2021/04/18 01:44 net-next e7ad33fa7bc5 7e2b734b .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-linux-next-kasan-gce-root 2022/05/18 23:00 linux-next 3f7bdc402fb0 50c53f39 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-linux-next-kasan-gce-root 2022/03/03 13:45 linux-next 91265a6da44d 45a13a73 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-linux-next-kasan-gce-root 2021/10/30 06:45 linux-next bdcc9f6a5682 098b5d53 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-linux-next-kasan-gce-root 2021/10/09 01:39 linux-next 683f29b781ae efe0f24d .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-linux-next-kasan-gce-root 2021/05/08 22:25 linux-next 869a85b925fc bc5434be .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-linux-next-kasan-gce-root 2021/03/28 11:22 linux-next 931294922e65 a8529b82 .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2020/09/06 22:37 upstream dd9fb9bb3340 abf9ba4f .config log report syz
ci-upstream-kasan-gce-selinux-root 2020/08/11 13:42 upstream 00e4db51259a bacaf5fa .config log report syz
ci-upstream-kasan-gce-smack-root 2020/08/04 18:28 upstream c0842fbc1b18 80a06902 .config log report syz
ci-upstream-kasan-gce-386 2021/01/10 02:07 upstream 996e435fd401 2c1f2513 .config log report syz
ci-upstream-net-kasan-gce 2020/12/24 10:55 net-next 3db1a3fa9880 c2c1d1dd .config log report syz
ci-upstream-kasan-gce-smack-root 2022/06/29 15:50 upstream 941e3e791269 1434eec0 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream 2022/06/28 16:18 upstream 941e3e791269 496a8536 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/06/27 02:06 upstream 03c765b0e3b4 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce 2022/06/26 04:17 upstream 8c23f235a6a8 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-selinux-root 2022/06/24 14:13 upstream 92f20ff72066 a5dbd430 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-selinux-root 2022/06/21 01:57 upstream 78ca55889a54 8d15e28d .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream 2022/06/19 19:19 upstream 05c6ca8512f2 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-selinux-root 2022/06/18 23:53 upstream 4b35035bcf80 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce 2022/06/18 12:43 upstream 4b35035bcf80 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/06/17 13:38 upstream 47700948a4ab cb58b3b2 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/06/17 06:31 upstream 0639b599f6f3 1719ee24 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-root 2022/06/10 05:54 upstream 95fc76c81b92 0d5abf15 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream-386 2022/06/27 19:16 upstream 941e3e791269 ef82eb2c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-386 2022/03/19 06:45 upstream 34e047aa16c0 e2d91b1d .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/06/27 09:10 net 3b89b511ea0c a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/25 11:34 bpf 179a93f74b29 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/06/25 09:46 net 935336c19104 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/23 18:05 bpf a2b1a5d40bd1 912f5df7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/23 13:25 bpf a2b1a5d40bd1 912f5df7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/23 02:23 bpf a2b1a5d40bd1 912f5df7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/22 15:12 bpf a2b1a5d40bd1 0fc5c330 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/20 23:16 bpf a2b1a5d40bd1 8d15e28d .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/20 05:17 bpf a2b1a5d40bd1 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/20 02:00 bpf a2b1a5d40bd1 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/06/19 16:12 net 9926de7315be 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/06/18 19:18 net 582573f1b23d 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/06/18 11:42 net 582573f1b23d 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/17 19:07 bpf a4a8b2eea490 cb58b3b2 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/06/17 07:32 bpf 5e0b0a4c52d3 1719ee24 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/06/16 13:06 net d7dd6eccfbc9 1719ee24 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/29 22:13 net-next d640516a65d8 1434eec0 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/29 14:15 bpf-next c5c7358e4c76 496a8536 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/29 06:06 bpf-next 697fb80a5364 496a8536 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/29 04:14 net-next d521bc0a0f7c 496a8536 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/28 18:17 bpf-next 697fb80a5364 496a8536 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/28 06:49 bpf-next fd75733da2f3 ef82eb2c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/27 04:48 bpf-next fd75733da2f3 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/26 11:50 net-next ebeae54d3a77 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/26 03:10 net-next ebeae54d3a77 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/25 20:13 net-next ebeae54d3a77 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/25 15:33 bpf-next fd75733da2f3 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/23 16:50 net-next 85763435d5b5 912f5df7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/23 12:15 bpf-next 9676feccacdb 912f5df7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/23 08:10 bpf-next 9676feccacdb 912f5df7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/23 00:47 bpf-next 772251742262 912f5df7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/22 07:38 bpf-next d4609a5d8c70 0fc5c330 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/22 04:11 bpf-next d4609a5d8c70 0fc5c330 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/21 22:06 bpf-next d4609a5d8c70 0fc5c330 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/21 16:43 net-next 4336487e30c3 0fc5c330 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/21 05:49 net-next 4336487e30c3 0fc5c330 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/20 03:47 net-next 9776fe0f424b 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/20 00:45 bpf-next dbca1596bbb0 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/19 20:54 bpf-next dbca1596bbb0 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/18 21:25 bpf-next f5be22c64bd6 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/18 04:55 bpf-next f5be22c64bd6 8f633d84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/06/17 17:15 net-next 4875d94c69d5 cb58b3b2 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/17 04:34 bpf-next 3e6fe5ce4d48 1719ee24 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/06/17 02:06 bpf-next 3e6fe5ce4d48 1719ee24 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-linux-next-kasan-gce-root 2022/06/27 06:43 linux-next aab35c3d5112 a371c43c .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2021/01/17 14:07 upstream 0da0a8a0a0e1 813be542 .config log report info
ci-upstream-kasan-gce-selinux-root 2020/06/03 10:29 upstream 1ee08de1e234 f3ba1b5b .config log report