------------[ cut here ]------------ kernel BUG at fs/inode.c:626! invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 3 PID: 7669 Comm: syz-executor.1 Not tainted 6.9.0-rc7-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:clear_inode+0x15b/0x190 fs/inode.c:626 Code: 00 00 00 5b 5d 41 5c c3 cc cc cc cc e8 3e e9 8c ff 90 0f 0b e8 36 e9 8c ff 90 0f 0b e8 2e e9 8c ff 90 0f 0b e8 26 e9 8c ff 90 <0f> 0b e8 1e e9 8c ff 90 0f 0b e8 66 35 e8 ff e9 d2 fe ff ff e8 5c RSP: 0018:ffffc900040afac0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880324bcb18 RCX: ffffffff8200e360 RDX: ffff888023e14880 RSI: ffffffff8200e3ca RDI: 0000000000000007 RBP: 0000000000000040 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000040 R11: 0000000000000001 R12: 0000000000000020 R13: ffff88805e704000 R14: 0000000000000000 R15: ffff8880324bcb18 FS: 000055558764b480(0000) GS:ffff88806b500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cb28000 CR3: 0000000040a8c000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_evict_inode+0x529/0xe80 fs/btrfs/inode.c:5278 evict+0x2ed/0x6c0 fs/inode.c:667 dispose_list+0x117/0x1e0 fs/inode.c:700 evict_inodes+0x34e/0x450 fs/inode.c:750 generic_shutdown_super+0xb5/0x3d0 fs/super.c:626 kill_anon_super+0x3a/0x60 fs/super.c:1225 btrfs_kill_super+0x3b/0x50 fs/btrfs/super.c:2091 deactivate_locked_super+0xbe/0x1a0 fs/super.c:472 deactivate_super+0xde/0x100 fs/super.c:505 cleanup_mnt+0x222/0x450 fs/namespace.c:1267 task_work_run+0x14e/0x250 kernel/task_work.c:180 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x278/0x2a0 kernel/entry/common.c:218 do_syscall_64+0xdc/0x260 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f78c907efd7 Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffdb3cac3d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f78c907efd7 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb3cac490 RBP: 00007ffdb3cac490 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdb3cad550 R13: 00007f78c90c83b9 R14: 000000000002c7c5 R15: 0000000000000009 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:clear_inode+0x15b/0x190 fs/inode.c:626 Code: 00 00 00 5b 5d 41 5c c3 cc cc cc cc e8 3e e9 8c ff 90 0f 0b e8 36 e9 8c ff 90 0f 0b e8 2e e9 8c ff 90 0f 0b e8 26 e9 8c ff 90 <0f> 0b e8 1e e9 8c ff 90 0f 0b e8 66 35 e8 ff e9 d2 fe ff ff e8 5c RSP: 0018:ffffc900040afac0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880324bcb18 RCX: ffffffff8200e360 RDX: ffff888023e14880 RSI: ffffffff8200e3ca RDI: 0000000000000007 RBP: 0000000000000040 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000040 R11: 0000000000000001 R12: 0000000000000020 R13: ffff88805e704000 R14: 0000000000000000 R15: ffff8880324bcb18 FS: 000055558764b480(0000) GS:ffff88806b500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cb28000 CR3: 0000000040a8c000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400