syzbot


WARNING: ODEBUG bug in hci_release_dev (2)

Status: upstream: reported C repro on 2024/07/24 13:25
Subsystems: bluetooth
[Documentation on labels]
Reported-by: syzbot+b170dbf55520ebf5969a@syzkaller.appspotmail.com
First crash: 202d, last: 1d07h
Cause bisection: failed (error log, bisect log)
  
Discussions (2)
Title Replies (including bot) Last reply
[syzbot] Monthly bluetooth report (Jan 2025) 0 (1) 2025/01/17 10:35
[syzbot] [bluetooth?] WARNING: ODEBUG bug in hci_release_dev (2) 0 (3) 2024/12/21 14:19
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING: ODEBUG bug in hci_release_dev bluetooth 1 1139d 1131d 0/28 auto-closed as invalid on 2022/04/25 11:54
linux-5.15 WARNING: ODEBUG bug in hci_release_dev 2 135d 151d 0/3 auto-obsoleted due to no activity on 2025/01/03 16:45
linux-6.1 WARNING: ODEBUG bug in hci_release_dev 1 41d 41d 0/3 upstream: reported on 2024/12/28 09:11
Last patch testing requests (1)
Created Duration User Patch Repo Result
2024/11/07 19:35 22m retest repro net OK log

Sample crash report:
------------[ cut here ]------------
ODEBUG: free active (active state 0) object: ffff888034b59248 object type: timer_list hint: hci_devcd_timeout+0x0/0x2f0 include/linux/skbuff.h:2741
WARNING: CPU: 1 PID: 5834 at lib/debugobjects.c:612 debug_print_object+0x1a2/0x2b0 lib/debugobjects.c:612
Modules linked in:
CPU: 1 UID: 0 PID: 5834 Comm: syz-executor303 Not tainted 6.13.0-rc7-syzkaller-00149-g9bffa1ad25b8 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:debug_print_object+0x1a2/0x2b0 lib/debugobjects.c:612
Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 54 48 8b 14 dd e0 83 b1 8b 41 56 4c 89 e6 48 c7 c7 60 78 b1 8b e8 4f 26 bc fc 90 <0f> 0b 90 90 58 83 05 f6 3a 7f 0b 01 48 83 c4 18 5b 5d 41 5c 41 5d
RSP: 0018:ffffc900038c7988 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000003 RCX: ffffffff815a17c9
RDX: ffff888034a3da00 RSI: ffffffff815a17d6 RDI: 0000000000000001
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff8bb17f00
R13: ffffffff8b4f81a0 R14: ffffffff8a2b2750 R15: ffffc900038c7a98
FS:  0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffea0620ff8 CR3: 000000003477a000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __debug_check_no_obj_freed lib/debugobjects.c:1099 [inline]
 debug_check_no_obj_freed+0x4b7/0x600 lib/debugobjects.c:1129
 slab_free_hook mm/slub.c:2284 [inline]
 slab_free mm/slub.c:4613 [inline]
 kfree+0x2b3/0x4b0 mm/slub.c:4761
 hci_release_dev+0x4d9/0x600 net/bluetooth/hci_core.c:2758
 bt_host_release+0x6a/0xb0 net/bluetooth/hci_sysfs.c:87
 device_release+0xa1/0x240 drivers/base/core.c:2567
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x1e4/0x5a0 lib/kobject.c:737
 put_device+0x1f/0x30 drivers/base/core.c:3773
 vhci_release+0x81/0xf0 drivers/bluetooth/hci_vhci.c:665
 __fput+0x3f8/0xb60 fs/file_table.c:450
 task_work_run+0x14e/0x250 kernel/task_work.c:239
 exit_task_work include/linux/task_work.h:43 [inline]
 do_exit+0xad8/0x2d70 kernel/exit.c:938
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087
 __do_sys_exit_group kernel/exit.c:1098 [inline]
 __se_sys_exit_group kernel/exit.c:1096 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096
 x64_sys_call+0x151f/0x1720 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd34925ccd9
Code: Unable to access opcode bytes at 0x7fd34925ccaf.
RSP: 002b:00007ffdcd9dcf28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd34925ccd9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 00007fd3492e93b0 R08: ffffffffffffffb0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd3492e93b0
R13: 0000000000000000 R14: 00007fd3492ebee0 R15: 00007fd349229b60
 </TASK>

Crashes (174):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/01/17 12:49 upstream 9bffa1ad25b8 bb91bdd4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2024/12/21 14:18 upstream 499551201b5f d7f584ee .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/21 22:46 upstream 95ec54a420b8 da72ac06 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/04 10:06 upstream 63676eefb7a0 f3558dbf .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2024/12/25 18:33 upstream 9b2ffa6148b1 444551c4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/02/06 15:19 upstream 92514ef226f5 1e1faf27 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/02/04 13:38 upstream 0de63bb7d919 8f267cef .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/02/04 05:33 upstream 0de63bb7d919 8f267cef .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/02/04 01:34 upstream 0de63bb7d919 8f267cef .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/02/03 09:58 upstream 69e858e0b8b2 568559e4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/02/03 07:04 upstream 69e858e0b8b2 568559e4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/02/02 08:27 upstream 69e858e0b8b2 568559e4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/02/01 23:13 upstream 69e858e0b8b2 0dff8567 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/29 15:52 upstream 805ba04cb7cc 08fa8553 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/29 02:58 upstream 805ba04cb7cc 865ef71e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/28 15:37 upstream 805ba04cb7cc ac37c1f8 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/27 03:18 upstream c2da8b3f914f 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/25 08:09 upstream ae8b53aac327 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/24 21:40 upstream 68732c0bf97c 1293872d .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/24 08:28 upstream 8883957b3c9d 521b0ce3 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/23 08:08 upstream df60eac9efe8 9d4f14f8 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/23 02:07 upstream df60eac9efe8 9d4f14f8 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/22 16:26 upstream c4b9570cfb63 25e17fd3 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/22 10:14 upstream c4b9570cfb63 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/22 03:11 upstream 95ec54a420b8 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/22 02:07 upstream 95ec54a420b8 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/21 19:03 upstream 95ec54a420b8 da72ac06 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/21 10:48 upstream 3d3a9c8b89d4 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/21 09:03 upstream 3d3a9c8b89d4 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/21 07:02 upstream 3d3a9c8b89d4 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/21 04:11 upstream 3d3a9c8b89d4 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/20 21:23 upstream ffd294d346d1 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/20 18:41 upstream ffd294d346d1 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/20 16:03 upstream ffd294d346d1 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/20 05:51 upstream 9528d418de4d f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/20 00:28 upstream 9528d418de4d f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/18 22:22 upstream 595523945be0 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/18 14:59 upstream 595523945be0 f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/18 11:50 upstream ad26fc09dabf f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/18 09:16 upstream ad26fc09dabf f2cb035c .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/17 17:17 upstream 9bffa1ad25b8 bb91bdd4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/17 15:48 upstream 9bffa1ad25b8 bb91bdd4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/17 05:28 upstream ce69b4019001 f9e07a6e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/16 18:51 upstream ce69b4019001 f9e07a6e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/16 12:58 upstream 619f0b6fad52 968edaf4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/16 09:02 upstream 619f0b6fad52 968edaf4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/16 02:26 upstream 619f0b6fad52 968edaf4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/15 22:02 upstream 619f0b6fad52 968edaf4 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2025/01/15 05:33 upstream c3812b15000c 7315a7cf .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING: ODEBUG bug in hci_release_dev
2024/10/24 18:31 upstream c2ee9f594da8 9fc8fe02 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING: ODEBUG bug in hci_release_dev
2024/10/18 03:28 upstream 6efbea77b390 666f77ed .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING: ODEBUG bug in hci_release_dev
2024/09/19 22:39 upstream 2a17bb8c204f 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING: ODEBUG bug in hci_release_dev
2024/10/16 07:27 upstream 2f87d0916ce0 bde2d81c .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING: ODEBUG bug in hci_release_dev
2024/10/23 18:41 net 34d35b4edbbe 15fa2979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING: ODEBUG bug in hci_release_dev
2024/10/14 23:10 net 0b84db5d8f25 b01b6661 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING: ODEBUG bug in hci_release_dev
2024/10/23 17:05 net-next 6d858708d465 15fa2979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING: ODEBUG bug in hci_release_dev
2024/07/21 16:09 net-next d7e78951a8b8 b88348e9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING: ODEBUG bug in hci_release_dev
2024/07/20 07:46 net-next d7e78951a8b8 b88348e9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING: ODEBUG bug in hci_release_dev
* Struck through repros no longer work on HEAD.