======================================
| WAIT TIMEOUT stdout
| [ 1099.008769][T12282] tun: Universal TUN/TAP device driver, 1.6
| [ 1161.809562][ C3] Oops: general protection fault, probably for non-canonical address 0xdffffc000000000e: 0000 [#1] PREEMPT SMP KASAN NOPTI
| [ 1161.809969][ C3] KASAN: null-ptr-deref in range [0x0000000000000070-0x0000000000000077]
[ 1161.810384][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1161.810712][ C3] RIP: 0010:__inet_csk_reqsk_queue_drop (./include/linux/list.h:958 ./include/net/sock.h:744 ./include/net/sock.h:749 net/ipv4/inet_connection_sock.c:1042 net/ipv4/inet_connection_sock.c:1058)
[ 1161.810898][ C3] Code: 00 00 00 00 00 fc ff df 41 57 4c 8d 7e 70 41 56 41 55 41 89 d5 4c 89 fa 41 54 48 c1 ea 03 55 48 89 f5 53 48 89 fb 48 83 ec 08 <80> 3c 02 00 0f 85 6c 05 00 00 45 31 e4 48 83 7d 70 00 0f 84 0f 01
All code
========
0: 00 00 add %al,(%rax)
2: 00 00 add %al,(%rax)
4: 00 fc add %bh,%ah
6: ff (bad)
7: df 41 57 filds 0x57(%rcx)
a: 4c 8d 7e 70 lea 0x70(%rsi),%r15
e: 41 56 push %r14
10: 41 55 push %r13
12: 41 89 d5 mov %edx,%r13d
15: 4c 89 fa mov %r15,%rdx
18: 41 54 push %r12
1a: 48 c1 ea 03 shr $0x3,%rdx
1e: 55 push %rbp
1f: 48 89 f5 mov %rsi,%rbp
22: 53 push %rbx
23: 48 89 fb mov %rdi,%rbx
26: 48 83 ec 08 sub $0x8,%rsp
2a:* 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction
2e: 0f 85 6c 05 00 00 jne 0x5a0
34: 45 31 e4 xor %r12d,%r12d
37: 48 83 7d 70 00 cmpq $0x0,0x70(%rbp)
3c: 0f .byte 0xf
3d: 84 0f test %cl,(%rdi)
3f: 01 .byte 0x1
Code starting with the faulting instruction
===========================================
0: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
4: 0f 85 6c 05 00 00 jne 0x576
a: 45 31 e4 xor %r12d,%r12d
d: 48 83 7d 70 00 cmpq $0x0,0x70(%rbp)
12: 0f .byte 0xf
13: 84 0f test %cl,(%rdi)
15: 01 .byte 0x1
[ 1161.811405][ C3] RSP: 0018:ffffc90000298c28 EFLAGS: 00010296
[ 1161.811601][ C3] RAX: dffffc0000000000 RBX: ffff888009540040 RCX: 1ffff110003765a7
[ 1161.811805][ C3] RDX: 000000000000000e RSI: 0000000000000000 RDI: ffff888009540040
[ 1161.812003][ C3] RBP: 0000000000000000 R08: ffffffff8dd3fedf R09: fffffbfff202e809
[ 1161.812209][ C3] R10: ffffffff9017404f R11: 0000000000000001 R12: 0000000000000000
[ 1161.812417][ C3] R13: 0000000000000001 R14: ffff888005e14450 R15: 0000000000000070
[ 1161.812627][ C3] FS: 0000000000000000(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 1161.812868][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1161.813052][ C3] CR2: 00007f7b7206a2d0 CR3: 0000000006c6a001 CR4: 0000000000772ef0
[ 1161.813256][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1161.813454][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1161.813659][ C3] PKRU: 55555554
[ 1161.813762][ C3] Call Trace:
[ 1161.813864][ C3]
[ 1161.813942][ C3] ? die_addr (arch/x86/kernel/dumpstack.c:421 arch/x86/kernel/dumpstack.c:460)
[ 1161.814055][ C3] ? exc_general_protection (arch/x86/kernel/traps.c:751 arch/x86/kernel/traps.c:693)
[ 1161.814197][ C3] ? asm_exc_general_protection (./arch/x86/include/asm/idtentry.h:617)
[ 1161.814340][ C3] ? reuseport_migrate_sock (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/sock_reuseport.c:674)
[ 1161.814483][ C3] ? __inet_csk_reqsk_queue_drop (./include/linux/list.h:958 ./include/net/sock.h:744 ./include/net/sock.h:749 net/ipv4/inet_connection_sock.c:1042 net/ipv4/inet_connection_sock.c:1058)
[ 1161.814660][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5827)
[ 1161.814808][ C3] reqsk_timer_handler (./include/net/request_sock.h:148 net/ipv4/inet_connection_sock.c:1194)
[ 1161.814943][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790)
[ 1161.815074][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52))
[ 1161.815217][ C3] ? __pfx_reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1085)
[ 1161.815349][ C3] ? call_timer_fn (kernel/time/timer.c:1791)
[ 1161.815494][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798)
[ 1161.815633][ C3] ? __pfx_reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1085)
[ 1161.815767][ C3] call_timer_fn (kernel/time/timer.c:1794)
[ 1161.815908][ C3] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1784)
[ 1161.816041][ C3] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1784)
[ 1161.816176][ C3] ? __pfx_call_timer_fn (kernel/time/timer.c:1771)
[ 1161.816314][ C3] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3))
[ 1161.816419][ C3] __run_timers (kernel/time/timer.c:1846 kernel/time/timer.c:2419)
[ 1161.816554][ C3] ? __pfx_reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1085)
[ 1161.816708][ C3] ? __pfx___run_timers (kernel/time/timer.c:2390)
[ 1161.816859][ C3] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[ 1161.816997][ C3] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114)
[ 1161.817133][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798)
[ 1161.817269][ C3] ? run_timer_softirq (kernel/time/timer.c:2430 kernel/time/timer.c:2423 kernel/time/timer.c:2439 kernel/time/timer.c:2447)
[ 1161.817401][ C3] run_timer_softirq (kernel/time/timer.c:2431 kernel/time/timer.c:2423 kernel/time/timer.c:2439 kernel/time/timer.c:2447)
[ 1161.817536][ C3] handle_softirqs (kernel/softirq.c:554)
[ 1161.817675][ C3] irq_exit_rcu (kernel/softirq.c:589 kernel/softirq.c:428 kernel/softirq.c:637 kernel/softirq.c:649)
[ 1161.817775][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1037 arch/x86/kernel/apic/apic.c:1037)
[ 1161.817913][ C3]
[ 1161.817986][ C3]
[ 1161.818054][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702)
[ 1161.818224][ C3] RIP: 0010:default_idle (./arch/x86/include/asm/irqflags.h:37 ./arch/x86/include/asm/irqflags.h:92 arch/x86/kernel/process.c:743)
[ 1161.818365][ C3] Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 23 ba 3f 00 fb f4 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
All code
========
0: 4c 01 c7 add %r8,%rdi
3: 4c 29 c2 sub %r8,%rdx
6: e9 72 ff ff ff jmp 0xffffffffffffff7d
b: 90 nop
c: 90 nop
d: 90 nop
e: 90 nop
f: 90 nop
10: 90 nop
11: 90 nop
12: 90 nop
13: 90 nop
14: 90 nop
15: 90 nop
16: 90 nop
17: 90 nop
18: 90 nop
19: 90 nop
1a: 90 nop
1b: f3 0f 1e fa endbr64
1f: 66 90 xchg %ax,%ax
21: 0f 00 2d 23 ba 3f 00 verw 0x3fba23(%rip) # 0x3fba4b
28: fb sti
29: f4 hlt
2a:* fa cli <-- trapping instruction
2b: c3 ret
2c: cc int3
2d: cc int3
2e: cc int3
2f: cc int3
30: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1)
37: 00 00 00 00
3b: 90 nop
3c: 90 nop
3d: 90 nop
3e: 90 nop
3f: 90 nop
Code starting with the faulting instruction
===========================================
0: fa cli
1: c3 ret
2: cc int3
3: cc int3
4: cc int3
5: cc int3
6: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1)
d: 00 00 00 00
11: 90 nop
12: 90 nop
13: 90 nop
14: 90 nop
15: 90 nop
[ 1161.818836][ C3] RSP: 0018:ffffc9000017fdf8 EFLAGS: 00000246
[ 1161.819009][ C3] RAX: 000000000164ae8d RBX: 1ffff9200002ffc1 RCX: ffffffff8e4658f5
[ 1161.819215][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8bcb2564
[ 1161.819423][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c370e2
[ 1161.819627][ C3] R10: ffff8880361b8713 R11: 0000000000000000 R12: 0000000000000000
[ 1161.819828][ C3] R13: ffff888001bb2300 R14: dffffc0000000000 R15: 0000000000000000
[ 1161.820024][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:147)
[ 1161.820156][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186)
[ 1161.820292][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118)
[ 1161.820437][ C3] cpuidle_idle_call (kernel/sched/idle.c:186)
[ 1161.820577][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168)
[ 1161.820710][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59)
[ 1161.820847][ C3] do_idle (kernel/sched/idle.c:326)
[ 1161.820948][ C3] cpu_startup_entry (kernel/sched/idle.c:423 (discriminator 1))
[ 1161.821086][ C3] start_secondary (arch/x86/kernel/smpboot.c:202 arch/x86/kernel/smpboot.c:282)
[ 1161.821218][ C3] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:232)
Finger prints:
__inet_csk_reqsk_queue_drop:reqsk_timer_handler:call_timer_fn:__run_timers:run_timer_softirq