assertion failed: list_empty(&fs_info->trans_list), in fs/btrfs/disk-io.c:4492 ------------[ cut here ]------------ kernel BUG at fs/btrfs/ctree.h:3502! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 4302 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 RIP: 0010:assertfail+0x18/0x20 fs/btrfs/ctree.h:3502 Code: 37 f5 f7 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 89 f1 48 89 fe 48 c7 c7 00 0a 6b 8a 48 c7 c2 60 df 6a 8a e8 e8 08 fe ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 RSP: 0018:ffffc90002f8fc98 EFLAGS: 00010246 RAX: 000000000000004e RBX: ffff88801e220000 RCX: 138ecd7223828a00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90002f8fd98 R08: ffff8880b902795b R09: 1ffff11017204f2b R10: dffffc0000000000 R11: ffffed1017204f2c R12: 1ffff11003c440d6 R13: ffff88801e220cb8 R14: 1ffff11003c4421f R15: ffff88801e2206b0 FS: 000055557acab500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000026eec7a20000 CR3: 000000001f50e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: close_ctree+0x892/0x8e0 fs/btrfs/disk-io.c:4492 generic_shutdown_super+0x130/0x300 fs/super.c:475 kill_anon_super+0x36/0x70 fs/super.c:1089 btrfs_kill_super+0x3d/0x50 fs/btrfs/super.c:2390 deactivate_locked_super+0x93/0xf0 fs/super.c:335 cleanup_mnt+0x42d/0x4e0 fs/namespace.c:1148 task_work_run+0x125/0x1a0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f84aa761097 Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 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 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffe10200768 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007f84aa7f51ca RCX: 00007f84aa761097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe10200820 RBP: 00007ffe10200820 R08: 00007ffe10201820 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe102018b0 R13: 00007f84aa7f51ca R14: 00000000000110b8 R15: 00007ffe102018f0 Modules linked in: ---[ end trace 1406abc00dfab1be ]--- RIP: 0010:assertfail+0x18/0x20 fs/btrfs/ctree.h:3502 Code: 37 f5 f7 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 89 f1 48 89 fe 48 c7 c7 00 0a 6b 8a 48 c7 c2 60 df 6a 8a e8 e8 08 fe ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 RSP: 0018:ffffc90002f8fc98 EFLAGS: 00010246 RAX: 000000000000004e RBX: ffff88801e220000 RCX: 138ecd7223828a00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90002f8fd98 R08: ffff8880b902795b R09: 1ffff11017204f2b R10: dffffc0000000000 R11: ffffed1017204f2c R12: 1ffff11003c440d6 R13: ffff88801e220cb8 R14: 1ffff11003c4421f R15: ffff88801e2206b0 FS: 000055557acab500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f84aa7ad540 CR3: 000000001f50e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400