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: 919d, last: 5h00m

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 299 9d07h 906d 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 211d 914d 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: batadv_dat_purge+0x0/0x60 net/batman-adv/distributed-arp-table.c:171
WARNING: CPU: 1 PID: 51 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 lib/debugobjects.c:502
Modules linked in:
CPU: 1 PID: 51 Comm: kworker/u4:3 Not tainted 6.0.0-rc4-syzkaller-00302-gb96fbd602d35 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
Workqueue: netns cleanup_net
RIP: 0010:debug_print_object+0x16e/0x250 lib/debugobjects.c:502
Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 40 f5 48 8a 4c 89 ee 48 c7 c7 e0 e8 48 8a e8 b4 3e 39 05 <0f> 0b 83 05 65 45 dd 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3
RSP: 0018:ffffc90000dcf8d8 EFLAGS: 00010086
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
RDX: ffff888017a34080 RSI: ffffffff81611e08 RDI: fffff520001b9f0d
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff89eeed80
R13: ffffffff8a48ee00 R14: ffffffff816a4eb0 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6fc167e300 CR3: 000000001c6e4000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __debug_check_no_obj_freed lib/debugobjects.c:989 [inline]
 debug_check_no_obj_freed+0x301/0x420 lib/debugobjects.c:1020
 kfree+0xda/0x390 mm/slab.c:3785
 kvfree+0x42/0x50 mm/util.c:655
 device_release+0x9f/0x240 drivers/base/core.c:2330
 kobject_cleanup lib/kobject.c:673 [inline]
 kobject_release lib/kobject.c:704 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x1be/0x4c0 lib/kobject.c:721
 netdev_run_todo+0x75e/0x1100 net/core/dev.c:10385
 default_device_exit_batch+0x44e/0x590 net/core/dev.c:11357
 ops_exit_list+0x125/0x170 net/core/net_namespace.c:168
 cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:595
 process_one_work+0x991/0x1610 kernel/workqueue.c:2289
 worker_thread+0x665/0x1080 kernel/workqueue.c:2436
 kthread+0x2e4/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>

Crashes (4537):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2022/09/11 17:07 upstream b96fbd602d35 356d8217 .config log report syz C WARNING: ODEBUG bug in netdev_run_todo
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 2022/09/14 22:12 upstream 3245cb65fd91 b884348d .config log report syz 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 2022/11/11 17:53 upstream 4bbf3422df78 3ead01ad .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream-386 2022/07/28 10:03 upstream 4a57a8400075 fb95c74d .config log report syz WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream-386 2022/07/27 20:31 upstream 4a57a8400075 da9d0366 .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-net-this-kasan-gce 2022/10/01 12:25 net ae3ed15da588 feb56351 .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 2022/12/08 04:33 net-next a2220b54589b d88f3abb .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-selinux-root 2022/12/08 12:22 upstream 479174d402bc 1034e5fa .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-selinux-root 2022/12/06 07:47 upstream 76dcd734eca2 045cbb84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce 2022/12/05 17:55 upstream 76dcd734eca2 045cbb84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/12/04 20:53 upstream c2bf05db6c78 e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/12/03 11:59 upstream a1e9185d20b5 e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream 2022/11/30 11:37 upstream 01f856ae6d0c 4c2a66e8 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-selinux-root 2022/11/30 09:41 upstream 01f856ae6d0c 4c2a66e8 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-selinux-root 2022/11/29 23:33 upstream 01f856ae6d0c 05dc7993 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci2-upstream-fs 2022/11/29 12:02 upstream ca57f02295f1 ca9683b8 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci2-upstream-fs 2022/11/29 04:49 upstream b7b275e60bcd ca9683b8 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/11/26 19:31 upstream 644e9524388a 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/11/26 13:27 upstream 0b1dcc2cf55a 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-root 2022/11/25 00:41 upstream c3eb11fbb826 62e26685 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-root 2022/11/24 18:43 upstream c3eb11fbb826 62e26685 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream 2022/11/24 17:28 upstream c3eb11fbb826 d6358a0d .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci2-upstream-fs 2022/11/24 07:06 upstream 4312098baf37 ff68ff8f .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-selinux-root 2022/11/23 20:38 upstream 4312098baf37 12c66417 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-smack-root 2022/11/23 18:14 upstream eb7081409f94 75740b3f .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream-386 2022/12/09 20:56 upstream 0d1409e4ff08 67be1ae7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-386 2022/12/06 18:37 upstream bce9332220bd d88f3abb .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-kasan-gce-386 2022/12/04 11:10 upstream c2bf05db6c78 e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-qemu-upstream-386 2022/12/01 11:11 upstream ef4d3ea40565 4c2a66e8 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/12/09 12:56 net 01de1123322e 1034e5fa .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/12/08 14:26 bpf 87a39882b5ab 1034e5fa .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/12/07 00:18 bpf e931a173a685 d88f3abb .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/12/06 16:51 bpf e931a173a685 d88f3abb .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/12/06 11:24 net e329e71013c9 045cbb84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/12/04 22:26 net 6a30d3e3491d e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/12/02 10:33 bpf 01f856ae6d0c e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/12/01 12:34 net d68d7d204afd 4c2a66e8 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/11/30 13:25 bpf 01f856ae6d0c 4c2a66e8 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/11/30 01:17 bpf e493bec343fa 05dc7993 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/11/28 04:43 net 369eb2c9f1f7 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/11/26 23:43 bpf 8be602dadb2f 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/11/25 11:05 bpf 8be602dadb2f 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-this-kasan-gce 2022/11/25 07:41 net 661e5ebbafd2 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-kasan-gce 2022/11/24 21:35 bpf 8be602dadb2f 62e26685 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/09 17:25 bpf-next 26d6506a5040 67be1ae7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/09 14:55 bpf-next 26d6506a5040 67be1ae7 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/08 20:36 bpf-next e9b4aeed5669 1034e5fa .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/07 09:37 bpf-next f0c5a2d9f234 d88f3abb .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/07 07:55 bpf-next f0c5a2d9f234 d88f3abb .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/07 04:46 bpf-next f0c5a2d9f234 d88f3abb .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/06 06:45 bpf-next ab0350c743d5 045cbb84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/06 03:44 bpf-next ab0350c743d5 045cbb84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/05 23:59 bpf-next ab0350c743d5 045cbb84 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/05 14:22 bpf-next ab0350c743d5 e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/04 08:17 bpf-next 706819495921 e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/04 05:08 bpf-next 706819495921 e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/04 01:03 bpf-next 706819495921 e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/03 14:54 bpf-next 706819495921 e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/02 04:01 bpf-next 3144bfa5078e e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/02 01:22 bpf-next 3144bfa5078e e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/12/01 16:03 bpf-next 3144bfa5078e e080de16 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/11/30 14:58 net-next f2bb566f5c97 4c2a66e8 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/11/29 14:04 bpf-next 2b3e8f6f5b93 05dc7993 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/11/29 03:45 bpf-next 2b3e8f6f5b93 ca9683b8 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/11/28 22:25 net-next a66d79ee0bd5 247de55b .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/11/27 16:45 net-next a6e3d86ece0b 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/11/26 09:47 bpf-next 2b3e8f6f5b93 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/11/26 05:22 bpf-next 2b3e8f6f5b93 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/11/25 09:24 bpf-next 2b3e8f6f5b93 74a66371 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/11/24 09:06 bpf-next 2fcc6081a7bf 12c66417 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-net-kasan-gce 2022/11/24 01:06 net-next e80bd08fd75a 12c66417 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-bpf-next-kasan-gce 2022/11/23 22:05 bpf-next 2fcc6081a7bf 12c66417 .config log report info WARNING: ODEBUG bug in netdev_run_todo
ci-upstream-linux-next-kasan-gce-root 2022/12/04 03:53 linux-next 9e46a7996732 e080de16 .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
* Struck through repros no longer work on HEAD.