ext4 filesystem being mounted at /root/syzkaller-testdir1570116249/syzkaller.yemnAQ/68/file1 supports timestamps until 2038 (0x7fffffff) ------------[ cut here ]------------ kernel BUG at fs/namei.c:2894! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 3452 Comm: syz-executor.2 Not tainted 5.4.268-syzkaller-00012-gd0d34dcb02cc #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:may_delete+0x750/0x760 fs/namei.c:2894 Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e8 fd ff ff 4c 89 e7 e8 71 13 f6 ff e9 db fd ff ff e8 87 3f c6 ff 0f 0b e8 80 3f c6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 56 53 48 89 fb RSP: 0018:ffff8881e7137788 EFLAGS: 00010293 RAX: ffffffff819e07a0 RBX: ffff8881d49d1238 RCX: ffff8881e6c2cec0 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffff8881e928d470 R08: ffffffff819e00c8 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881d49d1220 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881cf78d5a0 FS: 00007f923cbde6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555556020818 CR3: 00000001eb5e2000 CR4: 00000000003406a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vfs_rmdir+0x29/0x3c0 fs/namei.c:3960 incfs_kill_sb+0x105/0x200 fs/incfs/vfs.c:1944 deactivate_locked_super+0xa8/0x110 fs/super.c:335 deactivate_super+0x1e2/0x2a0 fs/super.c:366 cleanup_mnt+0x44e/0x500 fs/namespace.c:1102 task_work_run+0x140/0x170 kernel/task_work.c:113 exit_task_work include/linux/task_work.h:22 [inline] do_exit+0xcaf/0x2bc0 kernel/exit.c:859 do_group_exit+0x138/0x300 kernel/exit.c:982 get_signal+0xdb1/0x1440 kernel/signal.c:2735 do_signal+0xb0/0x11f0 arch/x86/kernel/signal.c:809 exit_to_usermode_loop+0xc0/0x1a0 arch/x86/entry/common.c:159 prepare_exit_to_usermode+0x199/0x200 arch/x86/entry/common.c:194 entry_SYSCALL_64_after_hwframe+0x5c/0xc1 Modules linked in: ---[ end trace 5bca27f8624a1a3c ]--- RIP: 0010:may_delete+0x750/0x760 fs/namei.c:2894 Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e8 fd ff ff 4c 89 e7 e8 71 13 f6 ff e9 db fd ff ff e8 87 3f c6 ff 0f 0b e8 80 3f c6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 56 53 48 89 fb RSP: 0018:ffff8881e7137788 EFLAGS: 00010293 RAX: ffffffff819e07a0 RBX: ffff8881d49d1238 RCX: ffff8881e6c2cec0 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffff8881e928d470 R08: ffffffff819e00c8 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881d49d1220 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881cf78d5a0 FS: 00007f923cbde6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020009000 CR3: 00000001e6d28000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400