EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. fscrypt: AES-256-XTS using implementation "xts-aes-aesni-avx" loop0: detected capacity change from 512 to 64 ------------[ cut here ]------------ kernel BUG at fs/ext4/inline.c:357! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5468 Comm: syz.0.16 Not tainted 6.16.0-rc4-syzkaller-00348-g772b78c2abd8 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:ext4_update_inline_data+0x4e8/0x4f0 fs/ext4/inline.c:357 Code: ff ff ff 48 8b 4c 24 18 80 e1 07 fe c1 38 c1 0f 8c 32 ff ff ff 48 8b 7c 24 18 e8 33 59 b1 ff e9 23 ff ff ff e8 e9 d5 4d ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000cc5f4a0 EFLAGS: 00010293 RAX: ffffffff82725017 RBX: ffff8880424d6bc8 RCX: ffff8880121b2440 RDX: 0000000000000000 RSI: 00000000ffffffc3 RDI: 0000000000000000 RBP: ffffc9000cc5f5f0 R08: ffff8880121b2440 R09: 0000000000000002 R10: 00000000ffffffc3 R11: 0000000000000000 R12: 00000000ffffffc3 R13: 000000000000004a R14: ffffc9000cc5f500 R15: ffffc9000cc5f528 FS: 000055558b069500(0000) GS:ffff88808d21d000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa337df6000 CR3: 000000004da5a000 CR4: 0000000000352ef0 Call Trace: ext4_prepare_inline_data+0x141/0x1d0 fs/ext4/inline.c:415 ext4_generic_write_inline_data+0x207/0xc90 fs/ext4/inline.c:692 ext4_try_to_write_inline_data+0x80/0xa0 fs/ext4/inline.c:763 ext4_write_begin+0x2d8/0x1680 fs/ext4/inode.c:1281 generic_perform_write+0x2c7/0x910 mm/filemap.c:4112 ext4_buffered_write_iter+0xce/0x3a0 fs/ext4/file.c:299 ext4_file_write_iter+0x298/0x1bc0 fs/ext4/file.c:-1 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x548/0xa90 fs/read_write.c:686 ksys_write+0x145/0x250 fs/read_write.c:738 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f72d998e929 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:00007ffeccc47d68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f72d9bb5fa0 RCX: 00007f72d998e929 RDX: 000000000000004a RSI: 0000000000000000 RDI: 0000000000000007 RBP: 00007f72d9a10b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f72d9bb5fa0 R14: 00007f72d9bb5fa0 R15: 0000000000000003 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_update_inline_data+0x4e8/0x4f0 fs/ext4/inline.c:357 Code: ff ff ff 48 8b 4c 24 18 80 e1 07 fe c1 38 c1 0f 8c 32 ff ff ff 48 8b 7c 24 18 e8 33 59 b1 ff e9 23 ff ff ff e8 e9 d5 4d ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000cc5f4a0 EFLAGS: 00010293 RAX: ffffffff82725017 RBX: ffff8880424d6bc8 RCX: ffff8880121b2440 RDX: 0000000000000000 RSI: 00000000ffffffc3 RDI: 0000000000000000 RBP: ffffc9000cc5f5f0 R08: ffff8880121b2440 R09: 0000000000000002 R10: 00000000ffffffc3 R11: 0000000000000000 R12: 00000000ffffffc3 R13: 000000000000004a R14: ffffc9000cc5f500 R15: ffffc9000cc5f528 FS: 000055558b069500(0000) GS:ffff88808d21d000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa337df6000 CR3: 000000004da5a000 CR4: 0000000000352ef0