EXT4-fs (loop6): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. ------------[ cut here ]------------ kernel BUG at fs/ext4/inline.c:236! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 5654 Comm: syz.6.1052 Not tainted 5.15.182-syzkaller-1080481-g57725b368731 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:236 [inline] RIP: 0010:ext4_write_inline_data_end+0xdc6/0xdd0 fs/ext4/inline.c:791 Code: fa ff ff 4c 89 f7 e8 59 af d0 ff e9 ff f9 ff ff e8 5f 3e 92 ff 0f 0b e8 58 3e 92 ff 0f 0b e8 51 3e 92 ff 0f 0b e8 4a 3e 92 ff <0f> 0b 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 RSP: 0018:ffffc90003e7f040 EFLAGS: 00010293 RAX: ffffffff81d66276 RBX: 000000000000003c RCX: ffff8881320662c0 RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000010001 RBP: ffffc90003e7f190 R08: dffffc0000000000 R09: ffffed102319304b R10: ffffed102319304b R11: 1ffff1102319304a R12: 0000000000010001 R13: dffffc0000000000 R14: ffff88812e642468 R15: dffffc0000000000 FS: 00007fcc51f486c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000380 CR3: 000000011b4d2000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_da_write_end+0x1d8/0x9e0 fs/ext4/inode.c:3092 generic_perform_write+0x34c/0x670 mm/filemap.c:3868 ext4_buffered_write_iter+0x4ed/0x670 fs/ext4/file.c:270 ext4_file_write_iter+0x18c/0x14c0 fs/ext4/file.c:664 do_iter_readv_writev+0x491/0x600 fs/read_write.c:-1 do_iter_write+0x1fa/0x7b0 fs/read_write.c:855 vfs_iter_write+0x7d/0xa0 fs/read_write.c:896 iter_file_splice_write+0x650/0xc30 fs/splice.c:689 do_splice_from fs/splice.c:767 [inline] direct_splice_actor+0xe9/0x120 fs/splice.c:936 splice_direct_to_actor+0x4cd/0xb30 fs/splice.c:891 do_splice_direct+0x1b3/0x2c0 fs/splice.c:979 generic_copy_file_range fs/read_write.c:1385 [inline] vfs_copy_file_range+0xbe9/0x1730 fs/read_write.c:1531 __do_sys_copy_file_range fs/read_write.c:1588 [inline] __se_sys_copy_file_range+0x313/0x470 fs/read_write.c:1551 __x64_sys_copy_file_range+0xe5/0x100 fs/read_write.c:1551 x64_sys_call+0x2c8/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:327 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcc524ced29 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:00007fcc51f48038 EFLAGS: 00000246 ORIG_RAX: 0000000000000146 RAX: ffffffffffffffda RBX: 00007fcc526befa0 RCX: 00007fcc524ced29 RDX: 0000000000000005 RSI: 0000000000000000 RDI: 0000000000000007 RBP: 00007fcc5254ab08 R08: 0000000000000006 R09: 0000000000000000 R10: 00000000200000c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fcc526befa0 R15: 00007ffdadfd3f68 Modules linked in: ---[ end trace 4a5d31e1f019b0ca ]--- RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:236 [inline] RIP: 0010:ext4_write_inline_data_end+0xdc6/0xdd0 fs/ext4/inline.c:791 Code: fa ff ff 4c 89 f7 e8 59 af d0 ff e9 ff f9 ff ff e8 5f 3e 92 ff 0f 0b e8 58 3e 92 ff 0f 0b e8 51 3e 92 ff 0f 0b e8 4a 3e 92 ff <0f> 0b 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 RSP: 0018:ffffc90003e7f040 EFLAGS: 00010293 RAX: ffffffff81d66276 RBX: 000000000000003c RCX: ffff8881320662c0 RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000010001 RBP: ffffc90003e7f190 R08: dffffc0000000000 R09: ffffed102319304b R10: ffffed102319304b R11: 1ffff1102319304a R12: 0000000000010001 R13: dffffc0000000000 R14: ffff88812e642468 R15: dffffc0000000000 FS: 00007fcc51f486c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000380 CR3: 000000011b4d2000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400