kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN CPU: 0 PID: 4521 Comm: syz-executor030 Not tainted 4.18.0-rc4+ #139 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__lock_acquire+0x245/0x5020 kernel/locking/lockdep.c:3314 Code: 28 00 00 00 0f 85 03 34 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 <80> 3c 02 00 0f 85 c6 35 00 00 49 81 7d 00 60 86 e7 89 0f 84 42 ff RSP: 0018:ffff8801b471f340 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000049 RSI: 0000000000000000 RDI: ffffffff88f1b060 RBP: ffff8801b471f6d0 R08: 0000000000000001 R09: 0000000000000000 R10: ffffed003b5c46d6 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000248 R14: ffff8801d9bfe700 R15: 0000000000000000 FS: 00007f602ff31700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000140 CR3: 00000001d904d000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x1e4/0x540 kernel/locking/lockdep.c:3924 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:168 spin_lock_bh include/linux/spinlock.h:315 [inline] smap_list_hash_remove+0xa3/0x470 kernel/bpf/sockmap.c:1683 sock_hash_ctx_update_elem.isra.27+0x1140/0x1690 kernel/bpf/sockmap.c:2384 sock_hash_update_elem+0x157/0x2f0 kernel/bpf/sockmap.c:2418 map_update_elem+0x5c4/0xc90 kernel/bpf/syscall.c:765 __do_sys_bpf kernel/bpf/syscall.c:2296 [inline] __se_sys_bpf kernel/bpf/syscall.c:2267 [inline] __x64_sys_bpf+0x32d/0x510 kernel/bpf/syscall.c:2267 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x445689 Code: e8 3c b6 02 00 48 83 c4 18 c3 0f 1f 80 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 0f 83 2b 12 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f602ff30db8 EFLAGS: 00000297 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00000000006dac24 RCX: 0000000000445689 RDX: 0000000000000020 RSI: 0000000020000180 RDI: 0000000000000002 RBP: 00000000006dac20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000297 R12: 0000000000000000 R13: 00007ffd3acbda5f R14: 00007f602ff319c0 R15: 0000000000000005 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace 749113e1d1b49e40 ]--- RIP: 0010:__lock_acquire+0x245/0x5020 kernel/locking/lockdep.c:3314 Code: 28 00 00 00 0f 85 03 34 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 <80> 3c 02 00 0f 85 c6 35 00 00 49 81 7d 00 60 86 e7 89 0f 84 42 ff RSP: 0018:ffff8801b471f340 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000049 RSI: 0000000000000000 RDI: ffffffff88f1b060 RBP: ffff8801b471f6d0 R08: 0000000000000001 R09: 0000000000000000 R10: ffffed003b5c46d6 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000248 R14: ffff8801d9bfe700 R15: 0000000000000000 FS: 00007f602ff31700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000140 CR3: 00000001d904d000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400