overlayfs: unrecognized mount option "fowner>00000000000000000000" or missing value kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access sit: Dst spoofed 0.0.0.0/200::21 -> 0.0.0.0/2002:3904:d06:5ff:ff00:: general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 24956 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:trace_event_get_offsets_lock_acquire include/trace/events/lock.h:13 [inline] RIP: 0010:perf_trace_lock_acquire+0x9d/0x530 include/trace/events/lock.h:13 Code: 04 f1 f1 04 f2 c7 40 08 00 f3 f3 f3 65 48 8b 04 25 28 00 00 00 48 89 45 d0 31 c0 48 8d 46 18 48 89 85 40 ff ff ff 48 c1 e8 03 <80> 3c 10 00 0f 85 4f 03 00 00 49 8b 7d 18 48 c7 c0 80 14 6a 88 48 RSP: 0018:ffff88801db3fab8 EFLAGS: 00010006 RAX: 0000000000000006 RBX: ffff8880a9cc11a8 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000018 RDI: ffffffff89f6d420 RBP: ffff88801db3fba0 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000005 R11: 0000000000000000 R12: ffffffff89f6d420 R13: 0000000000000018 R14: 0000000000000000 R15: ffff88801db3fb78 FS: 00007f25f0965700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555555a3d708 CR3: 000000002cc46000 CR4: 00000000003426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: trace_lock_acquire include/trace/events/lock.h:13 [inline] lock_acquire+0x298/0x3c0 kernel/locking/lockdep.c:3907 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x8c/0xc0 kernel/locking/spinlock.c:152 prepare_to_wait+0x7c/0x2a0 kernel/sched/wait.c:230 nr_accept+0x215/0x630 net/netrom/af_netrom.c:796 __sys_accept4+0x322/0x5f0 net/socket.c:1701 __do_sys_accept net/socket.c:1742 [inline] __se_sys_accept net/socket.c:1739 [inline] __x64_sys_accept+0x71/0xb0 net/socket.c:1739 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f25f2052e99 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:00007f25f0965168 EFLAGS: 00000246 ORIG_RAX: 000000000000002b RAX: ffffffffffffffda RBX: 00007f25f21661d0 RCX: 00007f25f2052e99 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 00007f25f20acff1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffee9f9d6f R14: 00007f25f0965300 R15: 0000000000022000 Modules linked in: ---[ end trace 558db1bf61fc9414 ]--- RIP: 0010:trace_event_get_offsets_lock_acquire include/trace/events/lock.h:13 [inline] RIP: 0010:perf_trace_lock_acquire+0x9d/0x530 include/trace/events/lock.h:13 Code: 04 f1 f1 04 f2 c7 40 08 00 f3 f3 f3 65 48 8b 04 25 28 00 00 00 48 89 45 d0 31 c0 48 8d 46 18 48 89 85 40 ff ff ff 48 c1 e8 03 <80> 3c 10 00 0f 85 4f 03 00 00 49 8b 7d 18 48 c7 c0 80 14 6a 88 48 RSP: 0018:ffff88801db3fab8 EFLAGS: 00010006 RAX: 0000000000000006 RBX: ffff8880a9cc11a8 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000018 RDI: ffffffff89f6d420 RBP: ffff88801db3fba0 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000005 R11: 0000000000000000 R12: ffffffff89f6d420 R13: 0000000000000018 R14: 0000000000000000 R15: ffff88801db3fb78 FS: 00007f25f0965700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555555a3d708 CR3: 000000002cc46000 CR4: 00000000003426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 04 f1 add $0xf1,%al 2: f1 icebp 3: 04 f2 add $0xf2,%al 5: c7 40 08 00 f3 f3 f3 movl $0xf3f3f300,0x8(%rax) c: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax 13: 00 00 15: 48 89 45 d0 mov %rax,-0x30(%rbp) 19: 31 c0 xor %eax,%eax 1b: 48 8d 46 18 lea 0x18(%rsi),%rax 1f: 48 89 85 40 ff ff ff mov %rax,-0xc0(%rbp) 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 80 3c 10 00 cmpb $0x0,(%rax,%rdx,1) <-- trapping instruction 2e: 0f 85 4f 03 00 00 jne 0x383 34: 49 8b 7d 18 mov 0x18(%r13),%rdi 38: 48 c7 c0 80 14 6a 88 mov $0xffffffff886a1480,%rax 3f: 48 rex.W