ext4 filesystem being mounted at /root/syzkaller-testdir2271952410/syzkaller.B6q4Zo/1521/file1 supports timestamps until 2038 (0x7fffffff)
------------[ cut here ]------------
kernel BUG at fs/ext4/ext4.h:3331!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 30398 Comm: syz-executor.3 Not tainted 6.1.25-syzkaller-00095-g5e1d25ac2ab6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3331 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xdf4/0xe30 fs/ext4/mballoc.c:2162
Code: c4 ff e9 b5 fb ff ff e8 5a 37 7e ff 49 bc 00 00 00 00 00 fc ff df e9 6f f7 ff ff e8 46 37 7e ff e9 51 f7 ff ff e8 3c 37 7e ff <0f> 0b e8 e5 36 fd 02 e8 30 37 7e ff 0f 0b e8 29 37 7e ff 0f 0b e8
RSP: 0018:ffffc9000c69e8a0 EFLAGS: 00010283
RAX: ffffffff81f6b754 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc9000600b000 RSI: 000000000000033f RDI: 0000000000000340
RBP: ffffc9000c69e9b0 R08: ffffffff81f6aa8b R09: ffffed102c6ee2e7
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110212e4a79
R13: 0000000000000001 R14: 1ffff920018d3d24 R15: ffff8881097253c8
FS:  00007fb782bc86c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200006c0 CR3: 00000001170c6000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_mb_regular_allocator+0x24c/0x3610 fs/ext4/mballoc.c:2614
 ext4_mb_new_blocks+0xfd3/0x48f0 fs/ext4/mballoc.c:5611
 ext4_ext_map_blocks+0x19ca/0x71e0 fs/ext4/extents.c:4287
 ext4_map_blocks+0xa42/0x1ce0 fs/ext4/inode.c:651
 _ext4_get_block+0x23b/0x660 fs/ext4/inode.c:808
 ext4_get_block_unwritten+0x2a/0x40 fs/ext4/inode.c:839
 ext4_block_write_begin+0x55e/0x1200 fs/ext4/inode.c:1098
 ext4_write_begin+0x5e0/0xfb0
 ext4_da_write_begin+0x2ff/0x920 fs/ext4/inode.c:2987
 generic_perform_write+0x2f9/0x5c0 mm/filemap.c:3765
 ext4_buffered_write_iter+0x360/0x640 fs/ext4/file.c:285
 ext4_file_write_iter+0x194/0x1cf0
 do_iter_write+0x6e6/0xc50 fs/read_write.c:861
 vfs_writev+0x2a7/0x560 fs/read_write.c:934
 do_writev+0x1aa/0x340 fs/read_write.c:977
 __do_sys_writev fs/read_write.c:1050 [inline]
 __se_sys_writev fs/read_write.c:1047 [inline]
 __x64_sys_writev+0x7d/0x90 fs/read_write.c:1047
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb781e7cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb782bc80c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007fb781f9bf80 RCX: 00007fb781e7cae9
RDX: 0000000000000002 RSI: 00000000200006c0 RDI: 0000000000000004
RBP: 00007fb781ec847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fb781f9bf80 R15: 00007ffef16de318
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3331 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xdf4/0xe30 fs/ext4/mballoc.c:2162
Code: c4 ff e9 b5 fb ff ff e8 5a 37 7e ff 49 bc 00 00 00 00 00 fc ff df e9 6f f7 ff ff e8 46 37 7e ff e9 51 f7 ff ff e8 3c 37 7e ff <0f> 0b e8 e5 36 fd 02 e8 30 37 7e ff 0f 0b e8 29 37 7e ff 0f 0b e8
RSP: 0018:ffffc9000c69e8a0 EFLAGS: 00010283
RAX: ffffffff81f6b754 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc9000600b000 RSI: 000000000000033f RDI: 0000000000000340
RBP: ffffc9000c69e9b0 R08: ffffffff81f6aa8b R09: ffffed102c6ee2e7
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110212e4a79
R13: 0000000000000001 R14: 1ffff920018d3d24 R15: ffff8881097253c8
FS:  00007fb782bc86c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f48b64e4000 CR3: 00000001170c6000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400