------------[ cut here ]------------ kernel BUG at fs/buffer.c:2791! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 6466 Comm: syz.2.3 Not tainted 6.10.0-rc7-syzkaller-gc912bf709078 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : submit_bh_wbc+0x45c/0x4c8 fs/buffer.c:2791 lr : submit_bh_wbc+0x45c/0x4c8 fs/buffer.c:2791 sp : ffff8000a0087610 x29: ffff8000a0087620 x28: 00000000000001bf x27: dfff800000000000 x26: 0000000000000000 x25: 1fffe0001b8228cb x24: fffffdffc3be8608 x23: ffff0000dc114658 x22: 0000000000000000 x21: 0000000000000000 x20: ffff0000dc114658 x19: 0000000000000004 x18: ffff0001fea8a9d0 x17: ffff80008f2dd000 x16: ffff80008032b884 x15: 0000000000000001 x14: 1fffe0001b8228d7 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000040000 x10: 00000000000177c7 x9 : ffff8000a294d000 x8 : 00000000000177c8 x7 : ffff800080ab4ab4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: submit_bh_wbc+0x45c/0x4c8 fs/buffer.c:2791 submit_bh fs/buffer.c:2832 [inline] __bh_read fs/buffer.c:3101 [inline] bh_read_nowait include/linux/buffer_head.h:443 [inline] __block_write_begin_int+0xa44/0x166c fs/buffer.c:2157 __block_write_begin fs/buffer.c:2177 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2236 udf_write_begin+0xf8/0x218 fs/udf/inode.c:256 generic_perform_write+0x28c/0x588 mm/filemap.c:4015 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4110 udf_file_write_iter+0x25c/0x568 fs/udf/file.c:111 new_sync_write fs/read_write.c:497 [inline] vfs_write+0x8f8/0xc38 fs/read_write.c:590 ksys_write+0x15c/0x26c fs/read_write.c:643 __do_sys_write fs/read_write.c:655 [inline] __se_sys_write fs/read_write.c:652 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:652 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:131 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:150 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 Code: 17ffffab 97e44e3f d4210000 97e44e3d (d4210000) ---[ end trace 0000000000000000 ]---