kernel BUG at fs/attr.c:289! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 365 Comm: syz-executor828 Not tainted 5.10.85-syzkaller-00573-gafc997898ece #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 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 34 ae f0 ff e9 c9 fc ff ff e8 1a d9 b6 ff <0f> 0b 0f 1f 84 00 00 00 00 00 be 01 00 00 00 48 c7 c7 b0 18 64 86 RSP: 0018:ffffc90000bf7b18 EFLAGS: 00010293 RAX: ffffffff81b60756 RBX: 0000000000000001 RCX: ffff8881079b4f00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000bf7bb0 R08: ffffffff81b5fcda R09: ffffc90000bf7aa0 R10: fffff5200017ef56 R11: 0000000000000000 R12: 0000000000001847 R13: ffff888119582660 R14: ffffc90000bf7d60 R15: dffffc0000000000 FS: 0000555556d51300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000100 CR3: 0000000107baf000 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 fs/incfs/vfs.c:1609 notify_change+0xb78/0x1020 fs/attr.c:336 fs/attr.c:336 chown_common+0x3a1/0x660 fs/open.c:675 fs/open.c:675 do_fchownat+0x165/0x240 fs/open.c:705 fs/open.c:705 __do_sys_lchown fs/open.c:730 [inline] __se_sys_lchown fs/open.c:728 [inline] __do_sys_lchown fs/open.c:730 [inline] fs/open.c:728 __se_sys_lchown fs/open.c:728 [inline] fs/open.c:728 __x64_sys_lchown+0x85/0x90 fs/open.c:728 fs/open.c:728 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f9d985f6079 Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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:00007ffc09460bc8 EFLAGS: 00000246 ORIG_RAX: 000000000000005e RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f9d985f6079 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 RBP: 2f30656c69662f2e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9d985ba0f0 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: ---[ end trace 28cb261eca437a70 ]--- RIP: 0010:notify_change+0x1016/0x1020 fs/attr.c:289 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 34 ae f0 ff e9 c9 fc ff ff e8 1a d9 b6 ff <0f> 0b 0f 1f 84 00 00 00 00 00 be 01 00 00 00 48 c7 c7 b0 18 64 86 RSP: 0018:ffffc90000bf7b18 EFLAGS: 00010293 RAX: ffffffff81b60756 RBX: 0000000000000001 RCX: ffff8881079b4f00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000bf7bb0 R08: ffffffff81b5fcda R09: ffffc90000bf7aa0 R10: fffff5200017ef56 R11: 0000000000000000 R12: 0000000000001847 R13: ffff888119582660 R14: ffffc90000bf7d60 R15: dffffc0000000000 FS: 0000555556d51300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000100 CR3: 0000000107baf000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400