kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 17294 Comm: syz-executor.5 Not tainted 5.4.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 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 48 ff ff ff 48 c1 e8 03 <80> 3c 10 00 0f 85 4e 03 00 00 49 8b 7e 18 48 85 ff 0f 84 f0 02 00 RSP: 0018:ffff88808e6afb88 EFLAGS: 00010006 RAX: 000000000000021b RBX: ffff8880958d23a8 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 00000000000010c0 RDI: ffffffff88f93860 RBP: ffff88808e6afc70 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff81595bc0 R11: ffffffff89c76a07 R12: ffffffff88f93860 R13: 0000000000000000 R14: 00000000000010c0 R15: ffff88808e6afc48 FS: 00007f2285fea700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2bf21000 CR3: 000000009c736000 CR4: 00000000001406f0 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+0x2de/0x410 kernel/locking/lockdep.c:4486 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x33/0x50 kernel/locking/spinlock.c:175 spin_lock_bh include/linux/spinlock.h:343 [inline] j1939_jsk_del+0x32/0x210 net/can/j1939/socket.c:89 j1939_sk_bind+0x2ea/0x8f0 net/can/j1939/socket.c:448 __sys_bind+0x239/0x290 net/socket.c:1648 __do_sys_bind net/socket.c:1659 [inline] __se_sys_bind net/socket.c:1657 [inline] __x64_sys_bind+0x73/0xb0 net/socket.c:1657 do_syscall_64+0xfa/0x760 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a649 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f2285fe9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 RDX: 0000000000000018 RSI: 0000000020000040 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2285fea6d4 R13: 00000000004c09c9 R14: 00000000004d3330 R15: 00000000ffffffff Modules linked in: ---[ end trace 2fa845c47b402178 ]--- 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 48 ff ff ff 48 c1 e8 03 <80> 3c 10 00 0f 85 4e 03 00 00 49 8b 7e 18 48 85 ff 0f 84 f0 02 00 RSP: 0018:ffff88808e6afb88 EFLAGS: 00010006 RAX: 000000000000021b RBX: ffff8880958d23a8 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 00000000000010c0 RDI: ffffffff88f93860 RBP: ffff88808e6afc70 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff81595bc0 R11: ffffffff89c76a07 R12: ffffffff88f93860 R13: 0000000000000000 R14: 00000000000010c0 R15: ffff88808e6afc48 FS: 00007f2285fea700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2bf21000 CR3: 000000009c736000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400