------------[ cut here ]------------ kernel BUG at fs/ext4/inode.c:2760! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 371 Comm: syz-executor189 Not tainted 5.10.147-syzkaller-01341-gbc7618b4936f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:ext4_writepages+0x36f6/0x3710 fs/ext4/inode.c:2759 Code: c6 31 ff e8 fc fe 8f ff 84 db 75 2c e8 e3 fb 8f ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 64 24 40 e9 28 f7 ff ff e8 ca fb 8f ff <0f> 0b e8 c3 fb 8f ff e8 fd 92 23 ff eb a0 e8 b7 fb 8f ff e8 f1 92 RSP: 0018:ffffc9000029f300 EFLAGS: 00010293 RAX: ffffffff81dcef46 RBX: 0000008000000000 RCX: ffff8881067a0000 RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 RBP: ffffc9000029f6f0 R08: ffffffff81dcbf2a R09: ffffed1021ce5e12 R10: ffffed1021ce5e12 R11: 1ffff11021ce5e11 R12: ffff8881057ef000 R13: ffffc9000029f5c0 R14: 000000c410000000 R15: ffffc9000029f860 FS: 000055555621a300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055c3207d71c8 CR3: 00000001049b8000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_writepages+0x13a/0x280 mm/page-writeback.c:2358 __filemap_fdatawrite_range+0x354/0x420 mm/filemap.c:427 file_write_and_wait_range+0x89/0x120 mm/filemap.c:766 ext4_sync_file+0x19e/0x9d0 fs/ext4/fsync.c:151 vfs_fsync_range+0x17b/0x190 fs/sync.c:202 generic_write_sync include/linux/fs.h:2796 [inline] ext4_buffered_write_iter+0x565/0x610 fs/ext4/file.c:280 ext4_file_write_iter+0x192/0x1cd0 fs/ext4/file.c:683 call_write_iter include/linux/fs.h:1947 [inline] new_sync_write fs/read_write.c:518 [inline] vfs_write+0xc4a/0xf80 fs/read_write.c:605 ksys_write+0x198/0x2c0 fs/read_write.c:658 __do_sys_write fs/read_write.c:670 [inline] __se_sys_write fs/read_write.c:667 [inline] __x64_sys_write+0x7b/0x90 fs/read_write.c:667 do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f21224a8ef9 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe71cb9ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f21224a8ef9 RDX: 0000000000000088 RSI: 0000000020000440 RDI: 0000000000000006 RBP: 00007f21224686f0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2122468780 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: ---[ end trace ea75070fa1a2c9e6 ]--- RIP: 0010:ext4_writepages+0x36f6/0x3710 fs/ext4/inode.c:2759 Code: c6 31 ff e8 fc fe 8f ff 84 db 75 2c e8 e3 fb 8f ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 64 24 40 e9 28 f7 ff ff e8 ca fb 8f ff <0f> 0b e8 c3 fb 8f ff e8 fd 92 23 ff eb a0 e8 b7 fb 8f ff e8 f1 92 RSP: 0018:ffffc9000029f300 EFLAGS: 00010293 RAX: ffffffff81dcef46 RBX: 0000008000000000 RCX: ffff8881067a0000 RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 RBP: ffffc9000029f6f0 R08: ffffffff81dcbf2a R09: ffffed1021ce5e12 R10: ffffed1021ce5e12 R11: 1ffff11021ce5e11 R12: ffff8881057ef000 R13: ffffc9000029f5c0 R14: 000000c410000000 R15: ffffc9000029f860 FS: 000055555621a300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055c3207d71c8 CR3: 00000001049b8000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400