syzbot


WARNING in netdev_queue_update_kobjects (2)

Status: upstream: reported C repro on 2024/11/01 10:40
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+32ac42fa2a157f6f3ddc@syzkaller.appspotmail.com
First crash: 20d, last: now
Bug presence (1)
Date Name Commit Repro Result
2024/11/08 upstream (ToT) 906bd684e4b1 C [report] KASAN: slab-use-after-free Read in netdev_unregister_kobject
Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 WARNING in netdev_queue_update_kobjects 7 203d 217d 0/3 auto-obsoleted due to no activity on 2024/08/10 09:34
upstream WARNING in netdev_queue_update_kobjects fs 6 1080d 1112d 0/28 auto-closed as invalid on 2022/03/06 23:23
upstream WARNING in netdev_queue_update_kobjects (2) fs C error error 18 213d 213d 0/28 auto-obsoleted due to no activity on 2024/07/01 12:34
linux-6.1 WARNING in netdev_queue_update_kobjects 16 204d 216d 0/3 auto-obsoleted due to no activity on 2024/07/10 12:34
linux-6.1 WARNING in netdev_queue_update_kobjects (2) origin:lts-only syz 130 46m 20d 0/3 upstream: reported syz repro on 2024/11/01 11:26

Sample crash report:
------------[ cut here ]------------
sysfs group 'byte_queue_limits' not found for kobject 'tx-0'
WARNING: CPU: 0 PID: 4170 at fs/sysfs/group.c:281 sysfs_remove_group+0x179/0x2a0 fs/sysfs/group.c:279
Modules linked in:
CPU: 0 PID: 4170 Comm: kbnepd bnep0 Not tainted 5.15.173-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
RIP: 0010:sysfs_remove_group+0x179/0x2a0 fs/sysfs/group.c:279
Code: 8b 36 4c 89 e0 48 c1 e8 03 80 3c 28 00 74 08 4c 89 e7 e8 4a a1 cc ff 49 8b 14 24 48 c7 c7 40 bc 99 8a 4c 89 f6 e8 c7 64 4e ff <0f> 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 e1 c8 82 ff
RSP: 0018:ffffc90002e47928 EFLAGS: 00010246
RAX: 4270ebfb42505600 RBX: ffff88802c2b0048 RCX: ffff888078239dc0
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffffffff81669a1c R09: ffffed10172067a8
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88802c2b0018
R13: 1ffffffff16fd878 R14: ffffffff8b7ecae0 R15: ffff8881435f0d98
FS:  0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffdd9a2cf48 CR3: 000000002aa0e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 netdev_queue_update_kobjects+0x37c/0x3f0 net/core/net-sysfs.c:1724
 remove_queue_kobjects net/core/net-sysfs.c:1823 [inline]
 netdev_unregister_kobject+0x10d/0x250 net/core/net-sysfs.c:1976
 unregister_netdevice_many+0x13a6/0x18f0 net/core/dev.c:11129
 unregister_netdevice_queue net/core/dev.c:11035 [inline]
 unregister_netdevice include/linux/netdevice.h:3012 [inline]
 unregister_netdev+0x19b/0x210 net/core/dev.c:11161
 bnep_session+0x2b57/0x2d40 net/bluetooth/bnep/core.c:525
 kthread+0x3f6/0x4f0 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>

Crashes (134):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/11/21 21:02 linux-5.15.y 0a51d2d4527b 4b25d554 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/03 07:27 linux-5.15.y 72244eab0dad f00eed24 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/21 10:04 linux-5.15.y 0a51d2d4527b 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/21 04:38 linux-5.15.y 0a51d2d4527b 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/20 22:41 linux-5.15.y 0a51d2d4527b 4fca1650 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/20 20:30 linux-5.15.y 0a51d2d4527b 4fca1650 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/20 16:28 linux-5.15.y 0a51d2d4527b 4fca1650 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/20 09:55 linux-5.15.y 0a51d2d4527b 7d02db5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/19 23:15 linux-5.15.y 0a51d2d4527b 7d02db5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/19 20:55 linux-5.15.y 0a51d2d4527b 7d02db5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/19 03:30 linux-5.15.y 0a51d2d4527b 571351cb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/17 20:10 linux-5.15.y 0a51d2d4527b cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/17 14:42 linux-5.15.y d98fd109f827 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/17 11:13 linux-5.15.y d98fd109f827 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/16 20:26 linux-5.15.y d98fd109f827 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/15 16:33 linux-5.15.y d98fd109f827 f6ede3a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/15 09:33 linux-5.15.y d98fd109f827 f6ede3a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/14 18:09 linux-5.15.y d98fd109f827 a8c99394 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/14 10:47 linux-5.15.y 3c17fc483905 a8c99394 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/13 20:49 linux-5.15.y 3c17fc483905 bb3f8425 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/13 16:12 linux-5.15.y 3c17fc483905 bb3f8425 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/13 04:24 linux-5.15.y 3c17fc483905 62026c85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/13 01:15 linux-5.15.y 3c17fc483905 62026c85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/12 08:39 linux-5.15.y 3c17fc483905 75bb1b32 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/11 18:27 linux-5.15.y 3c17fc483905 0c4b1325 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/11 15:34 linux-5.15.y 3c17fc483905 0c4b1325 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/11 09:07 linux-5.15.y 3c17fc483905 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/11 07:01 linux-5.15.y 3c17fc483905 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/11 03:24 linux-5.15.y 3c17fc483905 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/10 18:18 linux-5.15.y 3c17fc483905 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/09 06:01 linux-5.15.y 3c17fc483905 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/09 02:11 linux-5.15.y 3c17fc483905 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in netdev_queue_update_kobjects
2024/11/21 06:17 linux-5.15.y 0a51d2d4527b 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/21 03:24 linux-5.15.y 0a51d2d4527b 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/19 13:13 linux-5.15.y 0a51d2d4527b 571351cb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/19 01:23 linux-5.15.y 0a51d2d4527b 571351cb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/18 18:24 linux-5.15.y 0a51d2d4527b e7bb5d6e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/17 23:43 linux-5.15.y 0a51d2d4527b cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/17 17:42 linux-5.15.y 0a51d2d4527b cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/15 22:39 linux-5.15.y d98fd109f827 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/15 19:51 linux-5.15.y d98fd109f827 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/14 03:00 linux-5.15.y 3c17fc483905 bb3f8425 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/14 01:40 linux-5.15.y 3c17fc483905 bb3f8425 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/12 22:31 linux-5.15.y 3c17fc483905 62026c85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/12 04:38 linux-5.15.y 3c17fc483905 75bb1b32 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/11 11:45 linux-5.15.y 3c17fc483905 0c4b1325 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/10 21:13 linux-5.15.y 3c17fc483905 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
2024/11/01 10:40 linux-5.15.y 72244eab0dad 96eb609f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in netdev_queue_update_kobjects
* Struck through repros no longer work on HEAD.