kernel BUG at fs/ext4/inline.c:235! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 13558 Comm: syz-executor.0 Not tainted 6.6.0-syzkaller-14142-g90b0c2b2edd1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:235 [inline] RIP: 0010:ext4_write_inline_data_end+0xe93/0x1010 fs/ext4/inline.c:774 Code: 00 00 31 ff e8 9e 90 4b ff 48 89 d8 48 25 ff 0f 00 00 74 6e e8 4e 8c 4b ff e9 1e f8 ff ff e8 44 8c 4b ff 0f 0b e8 3d 8c 4b ff <0f> 0b 48 8b 5c 24 18 48 89 df be 08 00 00 00 e8 a9 af a7 ff 48 c1 RSP: 0018:ffffc9000334f840 EFLAGS: 00010293 RAX: ffffffff82435fc3 RBX: 000000000000003c RCX: ffff888021769dc0 RDX: 0000000000000000 RSI: 000000000000003c RDI: 000000000000084c RBP: ffffc9000334f968 R08: ffffffff82435529 R09: 1ffff11004a1e870 R10: dffffc0000000000 R11: ffffed1004a1e871 R12: ffff888082d1ec6a R13: 000000000000000c R14: 000000000000084c R15: 0000000000000ff4 FS: 00007f77fbc476c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555556ecc8f8 CR3: 0000000029988000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: generic_perform_write+0x419/0x630 mm/filemap.c:3929 ext4_buffered_write_iter+0xc6/0x350 fs/ext4/file.c:299 ext4_file_write_iter+0x1dc/0x19b0 call_write_iter include/linux/fs.h:2020 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x792/0xb20 fs/read_write.c:584 ksys_write+0x1a0/0x2c0 fs/read_write.c:637 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f77fae7cae9 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:00007f77fbc470c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f77faf9c050 RCX: 00007f77fae7cae9 RDX: 000000000208e24b RSI: 00000000200007c0 RDI: 0000000000000005 RBP: 00007f77faec847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f77faf9c050 R15: 00007ffefd8a62b8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:235 [inline] RIP: 0010:ext4_write_inline_data_end+0xe93/0x1010 fs/ext4/inline.c:774 Code: 00 00 31 ff e8 9e 90 4b ff 48 89 d8 48 25 ff 0f 00 00 74 6e e8 4e 8c 4b ff e9 1e f8 ff ff e8 44 8c 4b ff 0f 0b e8 3d 8c 4b ff <0f> 0b 48 8b 5c 24 18 48 89 df be 08 00 00 00 e8 a9 af a7 ff 48 c1 RSP: 0018:ffffc9000334f840 EFLAGS: 00010293 RAX: ffffffff82435fc3 RBX: 000000000000003c RCX: ffff888021769dc0 RDX: 0000000000000000 RSI: 000000000000003c RDI: 000000000000084c RBP: ffffc9000334f968 R08: ffffffff82435529 R09: 1ffff11004a1e870 R10: dffffc0000000000 R11: ffffed1004a1e871 R12: ffff888082d1ec6a R13: 000000000000000c R14: 000000000000084c R15: 0000000000000ff4 FS: 00007f77fbc476c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3e74975198 CR3: 0000000029988000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400