WARNING: ODEBUG bug in rfcomm_dev

Title	Replies (including bot)	Last reply
[PATCH 4.19 00/54] 4.19.115-rc1 review	70 (70)	2020/05/27 20:33
[PATCH AUTOSEL 4.9 01/26] net: wan: wanxl: use allow to pass CROSS_COMPILE_M68k for rebuilding firmware	73 (73)	2020/04/21 03:07
[PATCH AUTOSEL 5.4 001/108] net: wan: wanxl: use allow to pass CROSS_COMPILE_M68k for rebuilding firmware	111 (111)	2020/04/17 17:18
[PATCH AUTOSEL 5.6 001/149] net: hns3: drop the WQ_MEM_RECLAIM flag when allocating WQ	152 (152)	2020/04/17 17:06
[PATCH 4.4 00/29] 4.4.219-rc1 review	35 (35)	2020/04/14 10:57
[PATCH 5.6 00/38] 5.6.4-rc1 review	44 (44)	2020/04/14 10:36
[PATCH 5.5 00/44] 5.5.17-rc1 review	48 (48)	2020/04/14 10:36
[PATCH 5.4 00/41] 5.4.32-rc1 review	45 (45)	2020/04/14 10:36
[PATCH 4.14 00/38] 4.14.176-rc1 review	44 (44)	2020/04/14 10:36
[PATCH 4.9 00/32] 4.9.219-rc1 review	36 (36)	2020/04/14 10:35
[PATCH AUTOSEL 5.5 001/121] net: wan: wanxl: use allow to pass CROSS_COMPILE_M68k for rebuilding firmware	122 (122)	2020/04/12 01:16
[PATCH AUTOSEL 4.19 01/66] net: wan: wanxl: use allow to pass CROSS_COMPILE_M68k for rebuilding firmware	67 (67)	2020/04/12 01:16
[PATCH AUTOSEL 4.14 01/37] net: wan: wanxl: use allow to pass CROSS_COMPILE_M68k for rebuilding firmware	38 (38)	2020/04/12 01:15
[PATCH AUTOSEL 4.4 01/16] net: wan: wanxl: use allow to pass CROSS_COMPILE_M68k for rebuilding firmware	16 (16)	2020/04/11 23:14
[PATCH v2] bluetooth/rfcomm: fix ODEBUG bug in rfcomm_dev_ioctl	2 (2)	2020/03/08 13:45
[PATCH] bluetooth/rfcomm: fix ODEBUG bug in rfcomm_dev_ioctl	4 (4)	2020/03/08 08:27
Re: WARNING: ODEBUG bug in rfcomm_dev_ioctl	1 (1)	2020/03/08 07:06
WARNING: ODEBUG bug in rfcomm_dev_ioctl	0 (1)	2020/03/07 05:40

Kernel	Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
linux-4.14	WARNING: ODEBUG bug in rfcomm_dev_ioctl	-1	syz, C		done	2	2326d	2326d	1/1	fixed on 2020/04/23 14:56
linux-4.19	WARNING: ODEBUG bug in rfcomm_dev_ioctl	-1	syz, C		done	1	2321d	2321d	1/1	fixed on 2020/04/28 10:48

Kernel

Title

Rank 🛈

linux-4.14

WARNING: ODEBUG bug in rfcomm_dev_ioctl

-1

syz, C

done

2326d

1/1

fixed on 2020/04/23 14:56

linux-4.19

WARNING: ODEBUG bug in rfcomm_dev_ioctl

-1

syz, C

done

2321d

1/1

fixed on 2020/04/28 10:48

------------[ cut here ]------------ ODEBUG: free active (active state 0) object type: timer_list hint: rfcomm_dlc_timeout+0x0/0xc0 net/bluetooth/rfcomm/core.c:300 WARNING: CPU: 0 PID: 9181 at lib/debugobjects.c:488 debug_print_object lib/debugobjects.c:485 [inline] WARNING: CPU: 0 PID: 9181 at lib/debugobjects.c:488 __debug_check_no_obj_freed lib/debugobjects.c:967 [inline] WARNING: CPU: 0 PID: 9181 at lib/debugobjects.c:488 debug_check_no_obj_freed+0x45c/0x640 lib/debugobjects.c:998 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 9181 Comm: syz-executor.3 Not tainted 5.6.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1e9/0x30e lib/dump_stack.c:118 panic+0x264/0x7a0 kernel/panic.c:221 __warn+0x209/0x210 kernel/panic.c:582 report_bug+0x1ac/0x2d0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:174 [inline] do_error_trap+0xca/0x1c0 arch/x86/kernel/traps.c:267 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:debug_print_object lib/debugobjects.c:485 [inline] RIP: 0010:__debug_check_no_obj_freed lib/debugobjects.c:967 [inline] RIP: 0010:debug_check_no_obj_freed+0x45c/0x640 lib/debugobjects.c:998 Code: 74 08 4c 89 f7 e8 64 2d 18 fe 4d 8b 06 48 c7 c7 53 10 d1 88 48 c7 c6 0f 01 cf 88 48 89 da 89 e9 4d 89 f9 31 c0 e8 c4 cd ae fd <0f> 0b 48 ba 00 00 00 00 00 fc ff df ff 05 c6 39 b1 05 48 8b 5c 24 RSP: 0018:ffffc90001907c88 EFLAGS: 00010046 RAX: 72f8f847df918a00 RBX: ffffffff88d4edca RCX: 0000000000040000 RDX: ffffc90011373000 RSI: 0000000000013ee9 RDI: 0000000000013eea RBP: 0000000000000000 R08: ffffffff815e1276 R09: ffffed1015d04592 R10: ffffed1015d04592 R11: 0000000000000000 R12: ffff88808ea6fbac R13: ffffffff8b592e40 R14: ffffffff890ddc78 R15: ffffffff873dcc50 kfree+0xfc/0x220 mm/slab.c:3756 rfcomm_dlc_put include/net/bluetooth/rfcomm.h:258 [inline] __rfcomm_create_dev net/bluetooth/rfcomm/tty.c:417 [inline] rfcomm_create_dev net/bluetooth/rfcomm/tty.c:486 [inline] rfcomm_dev_ioctl+0xe37/0x2340 net/bluetooth/rfcomm/tty.c:588 rfcomm_sock_ioctl+0x79/0xa0 net/bluetooth/rfcomm/sock.c:902 sock_do_ioctl+0x7b/0x260 net/socket.c:1053 sock_ioctl+0x4aa/0x690 net/socket.c:1204 vfs_ioctl fs/ioctl.c:47 [inline] ksys_ioctl fs/ioctl.c:763 [inline] __do_sys_ioctl fs/ioctl.c:772 [inline] __se_sys_ioctl+0xf9/0x160 fs/ioctl.c:770 do_syscall_64+0xf3/0x1b0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c4a9 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd490578c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd4905796d4 RCX: 000000000045c4a9 RDX: 0000000020000100 RSI: 00000000400452c8 RDI: 0000000000000004 RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000317 R14: 00000000004c5443 R15: 000000000076bf2c Kernel Offset: disabled Rebooting in 86400 seconds..