process 'memfd:ndRi5ም[@8 9I=\'LҎ)JtTDqρ1 >\LϑM^T*' started with executable stack ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5155 at kernel/signal.c:762 signal_wake_up_state+0xec/0x120 kernel/signal.c:762 Modules linked in: CPU: 0 PID: 5155 Comm: 4 Not tainted 6.9.0-rc5-syzkaller-00036-g9d1ddab261f3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:signal_wake_up_state+0xec/0x120 kernel/signal.c:762 Code: 10 e8 a8 ca 39 00 5b 41 5e 41 5f 5d c3 cc cc cc cc e8 98 ca 39 00 48 89 df 5b 41 5e 41 5f 5d e9 da 06 0a 00 e8 85 ca 39 00 90 <0f> 0b 90 eb a3 48 c7 c1 3c 31 a9 8f 80 e1 07 80 c1 03 38 c1 0f 8c RSP: 0000:ffffc90003d6faf8 EFLAGS: 00010087 RAX: ffffffff815c36db RBX: ffff888024228000 RCX: 0000000000040000 RDX: ffffc90005379000 RSI: 000000000001b15e RDI: 000000000001b15f RBP: 0000000000000000 R08: ffffffff815c3674 R09: fffff520007adf5c R10: dffffc0000000000 R11: fffff520007adf5c R12: dffffc0000000000 R13: ffffc90003d6fb80 R14: 0000000000000108 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000b7000000 CR3: 000000007e8de000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: signal_wake_up include/linux/sched/signal.h:448 [inline] zap_other_threads+0x331/0x420 kernel/signal.c:1386 do_group_exit+0x18a/0x2c0 kernel/exit.c:1022 get_signal+0x16a1/0x1740 kernel/signal.c:2911 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] irqentry_exit_to_user_mode+0x79/0x280 kernel/entry/common.c:231 exc_page_fault+0x585/0x8e0 arch/x86/mm/fault.c:1566 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0023:0xb7000000 Code: Unable to access opcode bytes at 0xb6ffffd6. RSP: 002b:00000000ffa5b250 EFLAGS: 00010202 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