------------[ cut here ]------------ kernel BUG at fs/attr.c:289! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 11713 Comm: syz-executor.2 Not tainted 5.10.92-syzkaller-01003-gf45f895af546 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:notify_change+0x1016/0x1020 fs/attr.c:289 Code: f0 ff e9 ac fc ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c d6 fc ff ff 4c 89 ff e8 94 ab f0 ff e9 c9 fc ff ff e8 4a b7 b6 ff <0f> 0b 0f 1f 84 00 00 00 00 00 be 01 00 00 00 48 c7 c7 50 1a 64 86 RSP: 0018:ffffc9000023fb18 EFLAGS: 00010287 RAX: ffffffff81b63436 RBX: 0000000000000001 RCX: 0000000000040000 RDX: ffffc90000d49000 RSI: 00000000000001d3 RDI: 00000000000001d4 RBP: ffffc9000023fbb0 R08: ffffffff81b629ba R09: ffffc9000023faa0 R10: fffff52000047f56 R11: 0000000000000000 R12: 0000000000001847 R13: ffff888153863770 R14: ffffc9000023fd60 R15: dffffc0000000000 FS: 00007fc3db58e700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc3db56d718 CR3: 000000010b919000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: incfs_setattr+0x225/0x3a0 fs/incfs/vfs.c:1609 notify_change+0xb78/0x1020 fs/attr.c:336 chown_common+0x3a1/0x660 fs/open.c:675 do_fchownat+0x165/0x240 fs/open.c:705 __do_sys_lchown fs/open.c:730 [inline] __se_sys_lchown fs/open.c:728 [inline] __x64_sys_lchown+0x85/0x90 fs/open.c:728 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fc3dc417fe9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc3db58e168 EFLAGS: 00000246 ORIG_RAX: 000000000000005e RAX: ffffffffffffffda RBX: 00007fc3dc52af60 RCX: 00007fc3dc417fe9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200000c0 RBP: 00007fc3dc47208d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe1c54357f R14: 00007fc3db58e300 R15: 0000000000022000 Modules linked in: ---[ end trace e1a477ab54d280a8 ]--- RIP: 0010:notify_change+0x1016/0x1020 fs/attr.c:289 Code: f0 ff e9 ac fc ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c d6 fc ff ff 4c 89 ff e8 94 ab f0 ff e9 c9 fc ff ff e8 4a b7 b6 ff <0f> 0b 0f 1f 84 00 00 00 00 00 be 01 00 00 00 48 c7 c7 50 1a 64 86 RSP: 0018:ffffc9000023fb18 EFLAGS: 00010287 RAX: ffffffff81b63436 RBX: 0000000000000001 RCX: 0000000000040000 RDX: ffffc90000d49000 RSI: 00000000000001d3 RDI: 00000000000001d4 RBP: ffffc9000023fbb0 R08: ffffffff81b629ba R09: ffffc9000023faa0 R10: fffff52000047f56 R11: 0000000000000000 R12: 0000000000001847 R13: ffff888153863770 R14: ffffc9000023fd60 R15: dffffc0000000000 FS: 00007fc3db58e700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000010b919000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400