syzbot


WARNING in lock_sock_nested

Status: closed as invalid on 2024/09/13 10:29
Subsystems: bluetooth
[Documentation on labels]
First crash: 181d, last: 174d

Sample crash report:
WARNING: CPU: 1 PID: 5356 at kernel/sched/core.c:8556 __might_sleep+0xb9/0xe0 kernel/sched/core.c:8552
Modules linked in:
CPU: 1 UID: 0 PID: 5356 Comm: syz.3.11 Not tainted 6.11.0-rc5-next-20240827-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:__might_sleep+0xb9/0xe0 kernel/sched/core.c:8552
Code: a1 0e 01 90 42 80 3c 23 00 74 08 48 89 ef e8 de 48 98 00 48 8b 4d 00 48 c7 c7 40 5d 0a 8c 44 89 ee 48 89 ca e8 28 06 f1 ff 90 <0f> 0b 90 90 eb b5 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 70 ff ff ff
RSP: 0018:ffffc9000493fb30 EFLAGS: 00010246
RAX: 93974a55ccb30700 RBX: 1ffff1100f4d9a6c RCX: 0000000000040000
RDX: ffffc90009e69000 RSI: 0000000000008431 RDI: 0000000000008432
RBP: ffff88807a6cd360 R08: ffffffff8155a5b2 R09: fffffbfff1cfa364
R10: dffffc0000000000 R11: fffffbfff1cfa364 R12: dffffc0000000000
R13: 0000000000000001 R14: 0000000000000dd9 R15: ffffffff8d0c6780
FS:  00007fed9b9776c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020018000 CR3: 000000002b6d2000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 lock_sock_nested+0x5d/0x100 net/core/sock.c:3545
 lock_sock include/net/sock.h:1607 [inline]
 bt_sock_wait_state+0x2fb/0x570 net/bluetooth/af_bluetooth.c:608
 sco_sock_connect+0x682/0x990 net/bluetooth/sco.c:602
 __sys_connect_file net/socket.c:2061 [inline]
 __sys_connect+0x2d1/0x300 net/socket.c:2078
 __do_sys_connect net/socket.c:2088 [inline]
 __se_sys_connect net/socket.c:2085 [inline]
 __x64_sys_connect+0x7a/0x90 net/socket.c:2085
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fed9ab79e79
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fed9b977038 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
RAX: ffffffffffffffda RBX: 00007fed9ad16058 RCX: 00007fed9ab79e79
RDX: 0000000000000008 RSI: 0000000020000000 RDI: 0000000000000005
RBP: 00007fed9abe793e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fed9ad16058 R15: 00007ffe8c13b2e8
 </TASK>

Crashes (6):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/08/28 07:06 linux-next 6f923748057a 6c853ff9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in lock_sock_nested
2024/08/21 01:59 linux-next bb1b0acdcd66 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in lock_sock_nested
2024/08/21 00:09 linux-next bb1b0acdcd66 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in lock_sock_nested
2024/08/20 23:29 linux-next bb1b0acdcd66 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in lock_sock_nested
2024/08/20 22:01 linux-next bb1b0acdcd66 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in lock_sock_nested
2024/08/20 18:59 linux-next bb1b0acdcd66 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in lock_sock_nested
* Struck through repros no longer work on HEAD.