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WARNING: CPU: 1 PID: 24941 at kernel/signal.c:376 task_participate_group_stop+0x296/0x300 kernel/signal.c:376
Modules linked in:
CPU: 1 PID: 24941 Comm: exe Not tainted 5.13.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:task_participate_group_stop+0x296/0x300 kernel/signal.c:376
Code: 7c 04 84 d2 75 72 41 89 9c 24 ac 00 00 00 41 bc 01 00 00 00 e9 07 ff ff ff e8 86 47 2d 00 0f 0b e9 fa fd ff ff e8 7a 47 2d 00 <0f> 0b e9 ab fe ff ff 48 89 ef e8 7b 49 72 00 e9 75 fe ff ff e8 61
RSP: 0018:ffffc9000dc07c50 EFLAGS: 00010093
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888017eab880 RSI: ffffffff81478bf6 RDI: 0000000000000003
RBP: ffff8880141d3b28 R08: 0000000000000000 R09: 0000000000000003
R10: ffffffff81478a90 R11: 0000000000000000 R12: ffff8880141d3a80
R13: ffff888017eabd80 R14: 0000000000040000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffcfd655ef9 CR3: 00000000153c1000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_signal_stop+0x1f1/0x840 kernel/signal.c:2409
 get_signal+0xc84/0x2150 kernel/signal.c:2668
 arch_do_signal_or_restart+0x2a8/0x1eb0 arch/x86/kernel/signal.c:789
 handle_signal_work kernel/entry/common.c:147 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:171 [inline]
 exit_to_user_mode_prepare+0x171/0x280 kernel/entry/common.c:208
 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline]
 syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:301
 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:57
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4026a0
Code: Unable to access opcode bytes at RIP 0x402676.
RSP: 002b:00007ffcfd655d90 EFLAGS: 00000200 ORIG_RAX: 000000000000003b
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000