submit_bio+0x234/0x390 block/blk-core.c:2303 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8009 at fs/btrfs/transaction.c:1883 cleanup_transaction.cold+0x14/0x7ab fs/btrfs/transaction.c:1883 Kernel panic - not syncing: panic_on_warn set ... submit_bio_wait+0xe8/0x140 block/bio.c:1012 blkdev_issue_flush+0x218/0x320 block/blk-flush.c:531 ext4_sync_fs+0x46f/0x7e0 fs/ext4/super.c:5078 sync_fs_one_sb fs/sync.c:80 [inline] sync_fs_one_sb+0xb1/0xe0 fs/sync.c:77 iterate_supers+0x124/0x490 fs/super.c:613 sys_sync+0x9a/0x130 fs/sync.c:115 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7fdebca0f759 RSP: 002b:00007ffe067d7cd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fdebca0f759 RDX: 0000000000000ce0 RSI: 000000000000f8fe RDI: 00007ffe067d7ce0 RBP: 00007ffe067d7ce0 R08: 0000000000000001 R09: 0000000000000035 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffe067d7d20 R14: 0000000000006f86 R15: 00007ffe067d7d1c CPU: 0 PID: 8009 Comm: syz-executor154 Not tainted 4.14.304-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 panic+0x1f9/0x42d kernel/panic.c:183 __warn.cold+0x20/0x44 kernel/panic.c:547 report_bug+0x208/0x250 lib/bug.c:183 fixup_bug arch/x86/kernel/traps.c:177 [inline] fixup_bug arch/x86/kernel/traps.c:172 [inline] do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:967 RIP: 0010:cleanup_transaction.cold+0x14/0x7ab fs/btrfs/transaction.c:1883 RSP: 0018:ffff8880b309fb98 EFLAGS: 00010286 RAX: 0000000000000026 RBX: ffff8880b1a3cb00 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff878bd020 RDI: ffffed1016613f69 RBP: ffff88808dfd1f18 R08: 0000000000000026 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff11016613f7a R13: 00000000fffffff4 R14: ffff88808dfd1f78 R15: ffff88808dfd1f48 btrfs_commit_transaction+0x1735/0x2210 fs/btrfs/transaction.c:2341 btrfs_sync_fs+0xe9/0x430 fs/btrfs/super.c:1217 sync_fs_one_sb fs/sync.c:80 [inline] sync_fs_one_sb+0xb1/0xe0 fs/sync.c:77 iterate_supers+0x124/0x490 fs/super.c:613 sys_sync+0x9a/0x130 fs/sync.c:115 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7fdebca0f759 RSP: 002b:00007ffe067d7cd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fdebca0f759 RDX: 0000000000000ce0 RSI: 000000000000f8fe RDI: 00007ffe067d7ce0 RBP: 00007ffe067d7ce0 R08: 0000000000000001 R09: 0000000000000035 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffe067d7d20 R14: 00007ffe067d7e20 R15: 00007fdebca4b12f Kernel Offset: disabled Rebooting in 86400 seconds..