UDF-fs: error (device loop1): udf_read_tagged: read failed, block=256, location=256 UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) ------------[ cut here ]------------ kernel BUG at fs/buffer.c:2791! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 11857 Comm: syz-executor.1 Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:submit_bh_wbc+0x5da/0x730 fs/buffer.c:2791 Code: e8 8b 98 81 ff be 08 00 00 00 48 89 df e8 ee 1e de ff f0 80 63 01 fb e9 d1 fb ff ff e8 6f 98 81 ff 90 0f 0b e8 67 98 81 ff 90 <0f> 0b e8 5f 98 81 ff 90 0f 0b e8 57 98 81 ff 90 0f 0b e8 4f 98 81 RSP: 0018:ffffc9001a67f790 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff888070b589f8 RCX: ffffc9000bcfb000 RDX: 0000000000040000 RSI: ffffffff820d9639 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f2cef7ff6c0(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d52b000 CR3: 0000000018abe000 CR4: 0000000000350ef0 Call Trace: submit_bh fs/buffer.c:2832 [inline] __bh_read+0xae/0x1f0 fs/buffer.c:3101 bh_read_nowait include/linux/buffer_head.h:443 [inline] __block_write_begin_int+0x138e/0x16e0 fs/buffer.c:2157 __block_write_begin fs/buffer.c:2177 [inline] block_write_begin+0xb1/0x4a0 fs/buffer.c:2236 udf_write_begin+0x1cd/0x270 fs/udf/inode.c:256 generic_perform_write+0x275/0x620 mm/filemap.c:4015 __generic_file_write_iter+0x1fd/0x240 mm/filemap.c:4110 udf_file_write_iter+0x239/0x740 fs/udf/file.c:111 do_iter_readv_writev+0x507/0x780 fs/read_write.c:741 vfs_writev+0x36f/0xde0 fs/read_write.c:971 do_pwritev+0x1b2/0x260 fs/read_write.c:1072 __do_sys_pwritev2 fs/read_write.c:1131 [inline] __se_sys_pwritev2 fs/read_write.c:1122 [inline] __x64_sys_pwritev2+0xef/0x160 fs/read_write.c:1122 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2cefc7cea9 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:00007f2cef7ff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 RAX: ffffffffffffffda RBX: 00007f2cefdb3f80 RCX: 00007f2cefc7cea9 RDX: 0000000000000001 RSI: 00000000200001c0 RDI: 0000000000000004 RBP: 00007f2cefcebff4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f2cefdb3f80 R15: 00007ffd2b442bb8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:submit_bh_wbc+0x5da/0x730 fs/buffer.c:2791 Code: e8 8b 98 81 ff be 08 00 00 00 48 89 df e8 ee 1e de ff f0 80 63 01 fb e9 d1 fb ff ff e8 6f 98 81 ff 90 0f 0b e8 67 98 81 ff 90 <0f> 0b e8 5f 98 81 ff 90 0f 0b e8 57 98 81 ff 90 0f 0b e8 4f 98 81 RSP: 0018:ffffc9001a67f790 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff888070b589f8 RCX: ffffc9000bcfb000 RDX: 0000000000040000 RSI: ffffffff820d9639 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f2cef7ff6c0(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d52b000 CR3: 0000000018abe000 CR4: 0000000000350ef0