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WARNING: CPU: 0 PID: 6915 at kernel/signal.c:2431 do_jobctl_trap kernel/signal.c:2431 [inline]
WARNING: CPU: 0 PID: 6915 at kernel/signal.c:2431 get_signal+0x1b5c/0x1f00 kernel/signal.c:2621
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 6915 Comm: syz-executor027 Not tainted 5.9.0-rc7-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+0x198/0x1fd lib/dump_stack.c:118
 panic+0x382/0x7fb kernel/panic.c:231
 __warn.cold+0x20/0x4b kernel/panic.c:600
 report_bug+0x1bd/0x210 lib/bug.c:198
 handle_bug+0x38/0x90 arch/x86/kernel/traps.c:234
 exc_invalid_op+0x14/0x40 arch/x86/kernel/traps.c:254
 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:536
RIP: 0010:do_jobctl_trap kernel/signal.c:2431 [inline]
RIP: 0010:get_signal+0x1b5c/0x1f00 kernel/signal.c:2621
Code: 00 48 c7 c2 40 da 8a 88 be d1 09 00 00 48 c7 c7 a0 da 8a 88 c6 05 c9 a3 09 0a 01 e8 43 97 11 00 e9 42 f5 ff ff e8 14 78 2b 00 <0f> 0b 41 bc 00 80 00 00 e9 49 f9 ff ff 4c 89 ef e8 7f 4f 6c 00 e9
RSP: 0018:ffffc90005547ce8 EFLAGS: 00010093
RAX: 0000000000000000 RBX: 0000000100000000 RCX: ffffffff814abfc3
RDX: ffff888092f4e580 RSI: ffffffff814ac67c RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff888092f4ea0f
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000008000
R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
 arch_do_signal+0x82/0x2520 arch/x86/kernel/signal.c:811
 exit_to_user_mode_loop kernel/entry/common.c:161 [inline]
 exit_to_user_mode_prepare+0x1ae/0x200 kernel/entry/common.c:192
 syscall_exit_to_user_mode+0x7e/0x2e0 kernel/entry/common.c:267
 ret_from_fork+0x15/0x30 arch/x86/entry/entry_64.S:287
RIP: 0023:0xf7fa2549
Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 002b:00000000f7f9d1ec EFLAGS: 00000296 ORIG_RAX: 0000000000000078
RAX: 0000000000000000 RBX: 000000000007a900 RCX: 0000000000000000
RDX: 0000000099999999 RSI: 0000000000000000 RDI: 00000000ffffffff
RBP: 0000000000000014 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Shutting down cpus with NMI
Kernel Offset: disabled
Rebooting in 86400 seconds..