EXT4-fs error (device loop5): __ext4_get_inode_loc:4710: comm syz.5.5986: Invalid inode table block 5 in block_group 0
EXT4-fs error (device loop5) in ext4_reserve_inode_write:6102: Corrupt filesystem
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kernel BUG at fs/ext4/ext4.h:2985!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 1212 Comm: syz.5.5986 Tainted: G        W         5.4.290-syzkaller-00001-g986c38813dff #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:2985 [inline]
RIP: 0010:ext4_trim_fs+0x1cc3/0x1cd0 fs/ext4/mballoc.c:5389
Code: 66 fe ff ff 89 d1 80 e1 07 38 c1 0f 8c 79 fe ff ff 48 8b 7c 24 68 e8 ec 6e cc ff 48 8b 54 24 68 e9 65 fe ff ff e8 cd 7e 9e ff <0f> 0b e8 c6 7e 9e ff 0f 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41
RSP: 0018:ffff8881e3e6f540 EFLAGS: 00010287
RAX: ffffffff81c0f913 RBX: ffff8881ed8e7000 RCX: 0000000000080000
RDX: ffffc9000e96c000 RSI: 0000000000000083 RDI: 0000000000000084
RBP: ffff8881e3e6f790 R08: 0000000000000004 R09: 0000000000000003
R10: fffffbfff0caccb0 R11: 1ffffffff0caccb0 R12: dffffc0000000000
R13: ffff8881ed8e63f0 R14: 0000000000000001 R15: 0000000000000001
FS:  00007f4cd52526c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9def118a3f CR3: 00000001d6e29000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_ioctl+0x2069/0x3aa0 fs/ext4/ioctl.c:1128
 do_vfs_ioctl+0x753/0x13f0 fs/ioctl.c:47
 ksys_ioctl fs/ioctl.c:742 [inline]
 __do_sys_ioctl fs/ioctl.c:749 [inline]
 __se_sys_ioctl fs/ioctl.c:747 [inline]
 __x64_sys_ioctl+0xe1/0x120 fs/ioctl.c:747
 do_syscall_64+0xcf/0x170 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f4cd6be9969
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4cd5252038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f4cd6e10fa0 RCX: 00007f4cd6be9969
RDX: 0000200000000080 RSI: 00000000c0185879 RDI: 000000000000000a
RBP: 00007f4cd6c6bab1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f4cd6e10fa0 R15: 00007fffac10c568
Modules linked in:
---[ end trace 77c4a4d06409c082 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:2985 [inline]
RIP: 0010:ext4_trim_fs+0x1cc3/0x1cd0 fs/ext4/mballoc.c:5389
Code: 66 fe ff ff 89 d1 80 e1 07 38 c1 0f 8c 79 fe ff ff 48 8b 7c 24 68 e8 ec 6e cc ff 48 8b 54 24 68 e9 65 fe ff ff e8 cd 7e 9e ff <0f> 0b e8 c6 7e 9e ff 0f 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41
RSP: 0018:ffff8881e3e6f540 EFLAGS: 00010287
RAX: ffffffff81c0f913 RBX: ffff8881ed8e7000 RCX: 0000000000080000
RDX: ffffc9000e96c000 RSI: 0000000000000083 RDI: 0000000000000084
RBP: ffff8881e3e6f790 R08: 0000000000000004 R09: 0000000000000003
R10: fffffbfff0caccb0 R11: 1ffffffff0caccb0 R12: dffffc0000000000
R13: ffff8881ed8e63f0 R14: 0000000000000001 R15: 0000000000000001
FS:  00007f4cd52526c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc3d3f07f98 CR3: 00000001d6e29000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400