------------[ cut here ]------------
kernel BUG at fs/buffer.c:2028!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 6786 Comm: syz-executor.4 Not tainted 6.5.0-syzkaller-12053-g744a759492b5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:iomap_to_bh fs/buffer.c:2028 [inline]
RIP: 0010:__block_write_begin_int+0x18f7/0x1a40 fs/buffer.c:2111
Code: 3f 0c 85 ff 48 8b 7c 24 08 48 c7 c6 e0 24 18 8b e8 1e 8a c6 ff 0f 0b e8 27 0c 85 ff eb 13 e8 20 0c 85 ff eb c7 e8 19 0c 85 ff <0f> 0b e8 12 0c 85 ff 48 8b 7c 24 08 48 c7 c6 e0 24 18 8b e8 f1 89
RSP: 0018:ffffc90004da6f20 EFLAGS: 00010293
RAX: ffffffff82088d17 RBX: 0000000000040000 RCX: ffff88801c43bb80
RDX: 0000000000000000 RSI: 0000000000040000 RDI: 000000000004c000
RBP: ffffc90004da70b0 R08: ffffffff82087d82 R09: 1ffff1100c973e91
R10: dffffc0000000000 R11: ffffed100c973e92 R12: 000000000004c000
R13: 0000000000000400 R14: 0000000000000000 R15: ffff888064b9f488
FS:  00007fe29aa046c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f313b2c56be CR3: 000000002560b000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 iomap_write_begin+0xaf6/0x1f00 fs/iomap/buffered-io.c:772
 iomap_write_iter fs/iomap/buffered-io.c:907 [inline]
 iomap_file_buffered_write+0x587/0x1020 fs/iomap/buffered-io.c:968
 blkdev_buffered_write block/fops.c:634 [inline]
 blkdev_write_iter+0x41d/0x5c0 block/fops.c:688
 do_iter_write+0x84f/0xde0 fs/read_write.c:860
 iter_file_splice_write+0x86d/0x1010 fs/splice.c:736
 do_splice_from fs/splice.c:933 [inline]
 direct_splice_actor+0xea/0x1c0 fs/splice.c:1142
 splice_direct_to_actor+0x376/0x9e0 fs/splice.c:1088
 do_splice_direct+0x2ac/0x3f0 fs/splice.c:1194
 do_sendfile+0x623/0x1070 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1308
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fe299c7cae9
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:00007fe29aa040c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fe299d9c050 RCX: 00007fe299c7cae9
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000006
RBP: 00007fe299cc847a R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fe299d9c050 R15: 00007ffc902e6aa8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:iomap_to_bh fs/buffer.c:2028 [inline]
RIP: 0010:__block_write_begin_int+0x18f7/0x1a40 fs/buffer.c:2111
Code: 3f 0c 85 ff 48 8b 7c 24 08 48 c7 c6 e0 24 18 8b e8 1e 8a c6 ff 0f 0b e8 27 0c 85 ff eb 13 e8 20 0c 85 ff eb c7 e8 19 0c 85 ff <0f> 0b e8 12 0c 85 ff 48 8b 7c 24 08 48 c7 c6 e0 24 18 8b e8 f1 89
RSP: 0018:ffffc90004da6f20 EFLAGS: 00010293
RAX: ffffffff82088d17 RBX: 0000000000040000 RCX: ffff88801c43bb80
RDX: 0000000000000000 RSI: 0000000000040000 RDI: 000000000004c000
RBP: ffffc90004da70b0 R08: ffffffff82087d82 R09: 1ffff1100c973e91
R10: dffffc0000000000 R11: ffffed100c973e92 R12: 000000000004c000
R13: 0000000000000400 R14: 0000000000000000 R15: ffff888064b9f488
FS:  00007fe29aa046c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd4c8a2ff8 CR3: 000000002560b000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400