WARNING: CPU: 0 PID: 29790 at kernel/workqueue.c:1384 __queue_work+0xc8d/0x1100 kernel/workqueue.c:1384 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 29790 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 panic+0x26a/0x50e kernel/panic.c:186 __warn.cold+0x20/0x5a kernel/panic.c:541 report_bug+0x262/0x2b0 lib/bug.c:183 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038 RIP: 0010:__queue_work+0xc8d/0x1100 kernel/workqueue.c:1384 Code: 03 38 d0 7c 09 84 d2 74 05 e8 0f 3a 5a 00 8b 5b 24 31 ff 83 e3 20 89 de e8 10 5f 24 00 85 db 0f 85 c2 00 00 00 e8 93 5d 24 00 <0f> 0b e9 5d f9 ff ff e8 87 5d 24 00 4c 8d 75 60 41 83 cd 02 e9 02 RSP: 0018:ffff88804e57f788 EFLAGS: 00010046 RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90005c28000 RDX: 0000000000040000 RSI: ffffffff813e27dd RDI: 0000000000000005 RBP: 0000000000010000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880548b1628 R13: ffff8880940f22c0 R14: 0000000000000000 R15: 0000000000000008 queue_work_on+0x17e/0x1f0 kernel/workqueue.c:1489 l2cap_do_send+0x300/0x480 net/bluetooth/l2cap_core.c:919 l2cap_chan_send+0x284b/0x3bf0 net/bluetooth/l2cap_core.c:2548 l2cap_sock_sendmsg+0x235/0x2f0 net/bluetooth/l2cap_sock.c:982 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:661 ___sys_sendmsg+0x3b3/0x8e0 net/socket.c:2227 __sys_sendmmsg+0x195/0x470 net/socket.c:2322 __do_sys_sendmmsg net/socket.c:2351 [inline] __se_sys_sendmmsg net/socket.c:2348 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2348 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7efe9a8ea209 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007efe9925f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007efe9a9fcf60 RCX: 00007efe9a8ea209 RDX: 00000000ffffff1f RSI: 00000000200039c0 RDI: 0000000000000005 RBP: 00007efe9a944161 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000048048 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdc1464f1f R14: 00007efe9925f300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds..