syzbot


WARNING in req_run

Status: upstream: reported on 2024/08/10 12:08
Reported-by: syzbot+53315a1ab82997fecfa4@syzkaller.appspotmail.com
First crash: 73d, last: 73d

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4721 at kernel/workqueue.c:1453 __queue_work+0xbaf/0xd00
Modules linked in:
CPU: 1 PID: 4721 Comm: syz.0.379 Not tainted 5.15.164-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:__queue_work+0xbaf/0xd00 kernel/workqueue.c:1453
Code: 7c 24 10 e8 33 73 77 00 e9 1c fd ff ff e8 59 9f 2d 00 89 ee 48 c7 c7 60 17 7d 8c e8 eb 10 d8 02 e9 64 fc ff ff e8 41 9f 2d 00 <0f> 0b 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 2b 9f 2d 00
RSP: 0018:ffffc90003147658 EFLAGS: 00010087
RAX: ffffffff8152c21f RBX: 00000000000b0012 RCX: 0000000000040000
RDX: ffffc9000ff69000 RSI: 0000000000005381 RDI: 0000000000005382
RBP: 0000000000010000 R08: ffffffff8153a53b R09: ffffed100f334967
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff888073559800 R14: 0000000000000008 R15: 1ffff92000628ee0
FS:  00007fa0aefe16c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000340 CR3: 000000007e11d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 queue_work_on+0x14b/0x250 kernel/workqueue.c:1559
 queue_work include/linux/workqueue.h:512 [inline]
 req_run+0x34f/0x480 net/bluetooth/hci_request.c:88
 clean_up_hci_state net/bluetooth/mgmt.c:1197 [inline]
 set_powered+0x5a0/0x830 net/bluetooth/mgmt.c:1241
 hci_mgmt_cmd+0x9c9/0xde0 net/bluetooth/hci_sock.c:1652
 hci_sock_sendmsg+0x3f6/0xe50 net/bluetooth/hci_sock.c:1787
 sock_sendmsg_nosec net/socket.c:704 [inline]
 __sock_sendmsg net/socket.c:716 [inline]
 sock_write_iter+0x39b/0x530 net/socket.c:1079
 call_write_iter include/linux/fs.h:2172 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0xacd/0xe50 fs/read_write.c:594
 ksys_write+0x1a2/0x2c0 fs/read_write.c:647
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fa0b0b839f9
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:00007fa0aefe1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0b0d12058 RCX: 00007fa0b0b839f9
RDX: 0000000000000007 RSI: 0000000020000040 RDI: 0000000000000005
RBP: 00007fa0b0bf18ee R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fa0b0d12058 R15: 00007ffc8b7e9398
 </TASK>

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/08/10 12:07 linux-5.15.y 7e89efd3ae1c 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in req_run
* Struck through repros no longer work on HEAD.