WARNING in ext4_write

Kernel	Title	Rank 🛈	Repro	Count	Last	Reported	Patched	Status
upstream	WARNING in ext4_write_inode ext4	-1		13	2146d	2153d	15/29	fixed on 2020/05/10 10:41
upstream	WARNING in ext4_write_inode (2) ext4	-1	C	130	458d	1437d	0/29	auto-obsoleted due to no activity on 2025/01/25 16:58
linux-5.15	WARNING in ext4_write_inode	-1		1	1027d	1027d	0/3	auto-obsoleted due to no activity on 2023/07/26 10:16
linux-4.19	WARNING in ext4_write_inode	-1		1	2156d	2156d	0/1	auto-closed as invalid on 2020/06/22 14:27
upstream	WARNING in ext4_write_inode (3) ext4	-1		2	9d00h	94d	0/29	upstream: reported on 2025/10/16 17:36
linux-6.1	WARNING in ext4_write_inode	-1		5	950d	1032d	0/3	auto-obsoleted due to no activity on 2023/09/21 16:26

ffff8880913f55b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ XFS (loop4): metadata I/O error: block 0x2 ("xfs_trans_read_buf_map") error 117 numblks 1 XFS (loop4): xfs_imap_lookup: xfs_ialloc_read_agi() returned error -117, agno 0 XFS (loop4): failed to read root inode ------------[ cut here ]------------ WARNING: CPU: 0 PID: 12759 at fs/ext4/inode.c:5253 ext4_write_inode+0x3a0/0x450 fs/ext4/inode.c:5253 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 12759 Comm: xfsaild/loop4 Not tainted 4.14.171-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 panic+0x1f9/0x42d kernel/panic.c:183 __warn.cold+0x2f/0x2f kernel/panic.c:547 report_bug+0x216/0x254 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:177 [inline] fixup_bug arch/x86/kernel/traps.c:172 [inline] do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:963 RIP: 0010:ext4_write_inode+0x3a0/0x450 fs/ext4/inode.c:5253 RSP: 0018:ffff8880427ef730 EFLAGS: 00010297 RAX: ffff88808c67a4c0 RBX: 1ffff110084fdee7 RCX: ffff88808c67ad40 RDX: 0000000000000000 RSI: ffff8880427ef898 RDI: ffff88808c67a4e4 RBP: ffff8880427ef7c0 R08: ffff88808c67a4c0 R09: 0000000000000003 R10: 0000000000000000 R11: ffff88808c67a4c0 R12: ffff8880942135b0 R13: dffffc0000000000 R14: ffff8880427ef798 R15: ffff88808c67a4c0 write_inode fs/fs-writeback.c:1227 [inline] __writeback_single_inode+0xb44/0x1120 fs/fs-writeback.c:1426 writeback_single_inode+0x1fa/0x380 fs/fs-writeback.c:1480 sync_inode fs/fs-writeback.c:2508 [inline] sync_inode_metadata+0x8c/0xb0 fs/fs-writeback.c:2528 __generic_file_fsync+0x130/0x1a0 fs/libfs.c:992 ext4_sync_file+0x755/0x12d0 fs/ext4/fsync.c:120 vfs_fsync_range+0x10e/0x260 fs/sync.c:196 generic_write_sync include/linux/fs.h:2677 [inline] ext4_file_write_iter+0x68a/0xe90 fs/ext4/file.c:279 call_write_iter include/linux/fs.h:1777 [inline] new_sync_write fs/read_write.c:469 [inline] __vfs_write+0x4a7/0x6b0 fs/read_write.c:482 __kernel_write+0xfc/0x370 fs/read_write.c:501 do_acct_process+0xc66/0x10b0 kernel/acct.c:520 slow_acct_process kernel/acct.c:579 [inline] acct_process+0x3a5/0x43d kernel/acct.c:605 do_exit+0x17d5/0x2cd0 kernel/exit.c:848 kthread+0x2d2/0x430 kernel/kthread.c:234 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 Kernel Offset: disabled Rebooting in 86400 seconds..

Crashes (6):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Manager
2020/02/23 22:09	linux-4.14.y	98db2bf27b9e	d801cb02	.config	console log	report	ci2-linux-4-14
2020/02/23 22:02	linux-4.14.y	98db2bf27b9e	d801cb02	.config	console log	report	ci2-linux-4-14
2020/02/23 16:24	linux-4.14.y	98db2bf27b9e	2c36e7a7	.config	console log	report	ci2-linux-4-14
2020/02/23 14:33	linux-4.14.y	98db2bf27b9e	2c36e7a7	.config	console log	report	ci2-linux-4-14
2020/02/22 12:54	linux-4.14.y	98db2bf27b9e	2c36e7a7	.config	console log	report	ci2-linux-4-14
2020/02/22 12:29	linux-4.14.y	98db2bf27b9e	2c36e7a7	.config	console log	report	ci2-linux-4-14

Crashes (6):

Assets (help?)