syzbot


WARNING in srp_remove_one

Status: auto-closed as invalid on 2021/02/15 22:07
Subsystems: fs
[Documentation on labels]
Reported-by: syzbot+687bc62a84a6a2a3555a@syzkaller.appspotmail.com
First crash: 1481d, last: 1217d
Discussions (1)
Title Replies (including bot) Last reply
WARNING in srp_remove_one 0 (1) 2020/03/01 11:20

Sample crash report:
smc: removing ib device syz0
------------[ cut here ]------------
sysfs group 'power' not found for kobject 'srp-syz0-1'
WARNING: CPU: 0 PID: 158 at fs/sysfs/group.c:279 sysfs_remove_group+0x126/0x170 fs/sysfs/group.c:279
Modules linked in:
CPU: 0 PID: 158 Comm: kworker/u4:5 Not tainted 5.10.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_unbound ib_unregister_work
RIP: 0010:sysfs_remove_group+0x126/0x170 fs/sysfs/group.c:279
Code: 48 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 37 48 8b 33 48 c7 c7 20 77 5b 89 e8 44 f2 c5 06 <0f> 0b eb 98 e8 71 36 ca ff e9 01 ff ff ff 48 89 df e8 64 36 ca ff
RSP: 0018:ffffc90001297ab0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffffffff89b52180 RCX: 0000000000000000
RDX: ffff888011994080 RSI: ffffffff8158f3e5 RDI: fffff52000252f48
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff8880b9e30627
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888027bbc010
R13: ffffffff89b52720 R14: ffff88802c2d4550 R15: ffffffff8c6cb660
FS:  0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faa55f6a000 CR3: 0000000013963000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 dpm_sysfs_remove+0x97/0xb0 drivers/base/power/sysfs.c:837
 device_del+0x20c/0xec0 drivers/base/core.c:3092
 device_unregister+0x22/0xc0 drivers/base/core.c:3148
 srp_remove_one+0xa0/0x320 drivers/infiniband/ulp/srp/ib_srp.c:4053
 remove_client_context+0xbe/0x110 drivers/infiniband/core/device.c:735
 disable_device+0x13b/0x270 drivers/infiniband/core/device.c:1249
 __ib_unregister_device+0x91/0x1a0 drivers/infiniband/core/device.c:1429
 ib_unregister_work+0x15/0x30 drivers/infiniband/core/device.c:1540
 process_one_work+0x933/0x15a0 kernel/workqueue.c:2272
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2418
 kthread+0x3af/0x4a0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296

Crashes (1569):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/11/17 22:07 upstream 111e91a6df50 bd2a760b .config console log report info ci-upstream-kasan-gce-selinux-root
2020/10/06 09:15 upstream 7575fdda569b 1880b4a9 .config console log report info ci-upstream-kasan-gce-smack-root
2020/09/29 10:53 upstream fb0155a09b02 1b88c6d5 .config console log report info ci-upstream-kasan-gce-root
2020/09/25 05:04 upstream 171d4ff79f96 54289b08 .config console log report info ci-upstream-kasan-gce-smack-root
2020/09/19 20:34 upstream eb5f95f1593f 53ce8104 .config console log report info ci-upstream-kasan-gce-smack-root
2020/09/19 16:51 upstream eb5f95f1593f 53ce8104 .config console log report info ci-upstream-kasan-gce-smack-root
2020/09/19 00:29 upstream 92ab97adeefc 53ce8104 .config console log report info ci-upstream-kasan-gce-smack-root
2020/09/18 16:41 upstream 10b82d517648 38962c8b .config console log report info ci-upstream-kasan-gce-smack-root
2020/08/17 08:11 upstream 9123e3a74ec7 424dd8e7 .config console log report ci-upstream-kasan-gce-selinux-root
2020/02/27 14:35 upstream f8788d86ab28 59b57593 .config console log report ci-upstream-kasan-gce-root
2020/11/10 17:36 net-old 989ef49bdf10 cca87986 .config console log report info ci-upstream-net-this-kasan-gce
2020/11/10 07:02 net-old 8ef9ba4d6666 64069d48 .config console log report info ci-upstream-net-this-kasan-gce
2020/10/06 15:48 net-old 7575fdda569b 1880b4a9 .config console log report info ci-upstream-net-this-kasan-gce
2020/10/12 07:49 net-next-old bc081a693a56 4a77ae0b .config console log report info ci-upstream-net-kasan-gce
2020/10/11 23:00 net-next-old bc081a693a56 4a77ae0b .config console log report info ci-upstream-net-kasan-gce
2020/10/11 06:30 net-next-old c77fb07fae36 4a77ae0b .config console log report info ci-upstream-net-kasan-gce
2020/10/11 05:28 net-next-old c77fb07fae36 4a77ae0b .config console log report info ci-upstream-net-kasan-gce
2020/10/11 02:45 net-next-old c77fb07fae36 4a77ae0b .config console log report info ci-upstream-net-kasan-gce
2020/10/10 14:37 net-next-old 8f5e71b9d3b5 93817d89 .config console log report info ci-upstream-net-kasan-gce
2020/10/10 03:23 net-next-old 8f5e71b9d3b5 93817d89 .config console log report info ci-upstream-net-kasan-gce
2020/10/07 04:13 net-next-old 9faebeb2d800 1880b4a9 .config console log report info ci-upstream-net-kasan-gce
2020/10/04 20:43 net-next-old 456afe01b100 5ef9c291 .config console log report info ci-upstream-net-kasan-gce
2020/10/02 15:13 net-next-old 360f89874635 4969d6ca .config console log report info ci-upstream-net-kasan-gce
2020/10/01 20:30 net-next-old 87d5034d0758 9602ddf4 .config console log report info ci-upstream-net-kasan-gce
2020/10/01 18:27 net-next-old f2e834694b0d a9767fb2 .config console log report info ci-upstream-net-kasan-gce
2020/10/01 15:27 net-next-old f2e834694b0d a9767fb2 .config console log report info ci-upstream-net-kasan-gce
2020/09/29 07:20 net-next-old bcbf1be0ad49 1b88c6d5 .config console log report info ci-upstream-net-kasan-gce
2020/09/27 22:09 net-next-old 435be28b0789 5dd8aee8 .config console log report info ci-upstream-net-kasan-gce
2020/09/27 18:14 net-next-old 435be28b0789 5dd8aee8 .config console log report info ci-upstream-net-kasan-gce
2020/09/27 14:57 net-next-old 435be28b0789 5dd8aee8 .config console log report info ci-upstream-net-kasan-gce
2020/09/27 00:28 net-next-old 435be28b0789 2d5ea0cb .config console log report info ci-upstream-net-kasan-gce
2020/09/26 10:36 net-next-old 6fba737a9320 4a006f63 .config console log report info ci-upstream-net-kasan-gce
2020/09/26 04:54 net-next-old 6fba737a9320 4a006f63 .config console log report info ci-upstream-net-kasan-gce
2020/09/26 00:25 net-next-old aafe8853f5e2 4a006f63 .config console log report info ci-upstream-net-kasan-gce
2020/09/25 10:11 net-next-old 3fc826f121d8 54289b08 .config console log report info ci-upstream-net-kasan-gce
2020/09/24 17:40 net-next-old 1a26e88d534b 54289b08 .config console log report info ci-upstream-net-kasan-gce
2020/09/24 13:42 net-next-old 1a26e88d534b 54289b08 .config console log report info ci-upstream-net-kasan-gce
2020/09/24 11:20 net-next-old 1a26e88d534b 54289b08 .config console log report info ci-upstream-net-kasan-gce
2020/09/24 02:39 net-next-old 748d1c8a425e 287cd75a .config console log report info ci-upstream-net-kasan-gce
2020/09/23 07:54 net-next-old 748d1c8a425e 3e8f6c27 .config console log report info ci-upstream-net-kasan-gce
2020/09/23 06:45 net-next-old 92ec804f3dbf 3e8f6c27 .config console log report info ci-upstream-net-kasan-gce
2020/09/22 23:13 net-next-old 92ec804f3dbf 3e8f6c27 .config console log report info ci-upstream-net-kasan-gce
2020/09/22 18:17 net-next-old 92ec804f3dbf 3e8f6c27 .config console log report info ci-upstream-net-kasan-gce
2020/09/22 11:22 net-next-old b696db590f5d 9e1fa68e .config console log report info ci-upstream-net-kasan-gce
2020/09/22 06:37 net-next-old b696db590f5d 9e1fa68e .config console log report info ci-upstream-net-kasan-gce
2020/09/21 16:31 net-next-old 3cec0369905d 9e1fa68e .config console log report info ci-upstream-net-kasan-gce
2020/09/21 02:28 net-next-old dd92f1798981 9564d2e9 .config console log report info ci-upstream-net-kasan-gce
2020/09/20 20:52 net-next-old dd92f1798981 9564d2e9 .config console log report info ci-upstream-net-kasan-gce
2020/09/20 11:34 net-next-old dd92f1798981 53ce8104 .config console log report info ci-upstream-net-kasan-gce
2020/09/20 09:29 net-next-old a5a3303e26cd 53ce8104 .config console log report info ci-upstream-net-kasan-gce
2020/09/20 05:11 net-next-old a5a3303e26cd 53ce8104 .config console log report info ci-upstream-net-kasan-gce
2020/09/19 14:37 net-next-old 0db0561d13df 53ce8104 .config console log report info ci-upstream-net-kasan-gce
2020/09/19 09:53 net-next-old 0db0561d13df 53ce8104 .config console log report info ci-upstream-net-kasan-gce
2020/09/18 09:22 net-next-old 529d1fdf9719 38962c8b .config console log report info ci-upstream-net-kasan-gce
2020/09/06 20:57 linux-next 7a6956579ce6 abf9ba4f .config console log report ci-upstream-linux-next-kasan-gce-root
* Struck through repros no longer work on HEAD.