audit: type=1804 audit(1546492199.315:291): pid=20853 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor0" name="/root/syzkaller-testdir524262379/syzkaller.AgowxT/911/memory.events" dev="sda1" ino=16611 res=1
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P20805
rcu: (detected by 0, t=10503 jiffies, g=279209, q=2241)
syz-executor4 R running task 27224 20805 7817 0x00000006
Call Trace:
sched_show_task kernel/sched/core.c:5293 [inline]
sched_show_task.cold+0x273/0x2d5 kernel/sched/core.c:5268
rcu_print_detail_task_stall_rnp+0xc7/0x103 kernel/rcu/tree_plugin.h:690
rcu_print_detail_task_stall kernel/rcu/tree_plugin.h:703 [inline]
print_other_cpu_stall.cold+0x5b4/0x8bb kernel/rcu/tree.c:1289
check_cpu_stall kernel/rcu/tree.c:1429 [inline]
rcu_pending kernel/rcu/tree.c:3018 [inline]
rcu_check_callbacks+0xf36/0x1380 kernel/rcu/tree.c:2521
update_process_times+0x32/0x80 kernel/time/timer.c:1635
tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:161
tick_sched_timer+0x47/0x130 kernel/time/tick-sched.c:1271
__run_hrtimer kernel/time/hrtimer.c:1389 [inline]
__hrtimer_run_queues+0x3a7/0x1050 kernel/time/hrtimer.c:1451
hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1509
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1035 [inline]
smp_apic_timer_interrupt+0x18d/0x760 arch/x86/kernel/apic/apic.c:1060
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807
RIP: 0010:__sanitizer_cov_trace_switch+0x49/0x80 kernel/kcov.c:223
Code: 74 46 48 83 f8 10 75 27 bf 03 00 00 00 4d 8b 2c 24 31 db 4d 85 ed 74 17 49 8b 74 dc 10 48 83 c3 01 48 8b 4d 08 e8 47 fe ff ff <49> 39 dd 75 e9 5b 41 5c 41 5d 5d c3 48 83 f8 40 bf 07 00 00 00 74
RSP: 0018:ffff8880945476b8 EFLAGS: 00000297 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000002 RBX: 0000000000000006 RCX: ffffffff86c25b37
RDX: 0000000000000011 RSI: 0000000000000084 RDI: 0000000000000001
RBP: ffff8880945476d0 R08: ffff88806ac0c340 R09: 0000000000000000
R10: ffff88806ac0c340 R11: 0000000000000000 R12: ffffffff88e81780
R13: 0000000000000007 R14: 0000000000006020 R15: 0000000000000011
xfrm_flowi_dport include/net/xfrm.h:940 [inline]
__xfrm4_selector_match net/xfrm/xfrm_policy.c:195 [inline]
xfrm_selector_match+0x807/0xfc0 net/xfrm/xfrm_policy.c:219
xfrm_policy_match+0x1e9/0x2d0 net/xfrm/xfrm_policy.c:1894
__xfrm_policy_eval_candidates net/xfrm/xfrm_policy.c:2022 [inline]
xfrm_policy_eval_candidates net/xfrm/xfrm_policy.c:2053 [inline]
xfrm_policy_lookup_bytype+0x95f/0xdb0 net/xfrm/xfrm_policy.c:2113
xfrm_policy_lookup+0x7e/0x90 net/xfrm/xfrm_policy.c:2145
xfrm_bundle_lookup net/xfrm/xfrm_policy.c:2939 [inline]
xfrm_lookup_with_ifid+0x8cf/0x2a90 net/xfrm/xfrm_policy.c:3080
xfrm_lookup net/xfrm/xfrm_policy.c:3172 [inline]
xfrm_lookup_route+0x3b/0x1f0 net/xfrm/xfrm_policy.c:3183
ip_route_output_flow+0xad/0xc0 net/ipv4/route.c:2582
ip_route_connect include/net/route.h:309 [inline]
__ip4_datagram_connect+0x7ae/0x1330 net/ipv4/datagram.c:51
ip4_datagram_connect+0x30/0x50 net/ipv4/datagram.c:92
inet_dgram_connect+0x150/0x2e0 net/ipv4/af_inet.c:571
__sys_connect+0x357/0x490 net/socket.c:1664
__do_sys_connect net/socket.c:1675 [inline]
__se_sys_connect net/socket.c:1672 [inline]
__x64_sys_connect+0x73/0xb0 net/socket.c:1672
do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457ec9
Code: 6d b7 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 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fd537d93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457ec9
RDX: 0000000000000010 RSI: 0000000020593000 RDI: 0000000000000004
RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd537d946d4
R13: 00000000004be30a R14: 00000000004ce558 R15: 00000000ffffffff
syz-executor4 R running task 27224 20805 7817 0x80000006
Call Trace:
sched_show_task kernel/sched/core.c:5293 [inline]
sched_show_task.cold+0x273/0x2d5 kernel/sched/core.c:5268
rcu_print_detail_task_stall_rnp+0xc7/0x103 kernel/rcu/tree_plugin.h:690
rcu_print_detail_task_stall kernel/rcu/tree_plugin.h:705 [inline]
print_other_cpu_stall.cold+0x613/0x8bb kernel/rcu/tree.c:1289
check_cpu_stall kernel/rcu/tree.c:1429 [inline]
rcu_pending kernel/rcu/tree.c:3018 [inline]
rcu_check_callbacks+0xf36/0x1380 kernel/rcu/tree.c:2521
update_process_times+0x32/0x80 kernel/time/timer.c:1635
tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:161
tick_sched_timer+0x47/0x130 kernel/time/tick-sched.c:1271
__run_hrtimer kernel/time/hrtimer.c:1389 [inline]
__hrtimer_run_queues+0x3a7/0x1050 kernel/time/hrtimer.c:1451
hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1509
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1035 [inline]
smp_apic_timer_interrupt+0x18d/0x760 arch/x86/kernel/apic/apic.c:1060
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807
RIP: 0010:__sanitizer_cov_trace_switch+0x49/0x80 kernel/kcov.c:223
Code: 74 46 48 83 f8 10 75 27 bf 03 00 00 00 4d 8b 2c 24 31 db 4d 85 ed 74 17 49 8b 74 dc 10 48 83 c3 01 48 8b 4d 08 e8 47 fe ff ff <49> 39 dd 75 e9 5b 41 5c 41 5d 5d c3 48 83 f8 40 bf 07 00 00 00 74
RSP: 0018:ffff8880945476b8 EFLAGS: 00000297 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000002 RBX: 0000000000000006 RCX: ffffffff86c25b37
RDX: 0000000000000011 RSI: 0000000000000084 RDI: 0000000000000001
RBP: ffff8880945476d0 R08: ffff88806ac0c340 R09: 0000000000000000
R10: ffff88806ac0c340 R11: 0000000000000000 R12: ffffffff88e81780
R13: 0000000000000007 R14: 0000000000006020 R15: 0000000000000011
xfrm_flowi_dport include/net/xfrm.h:940 [inline]
__xfrm4_selector_match net/xfrm/xfrm_policy.c:195 [inline]
xfrm_selector_match+0x807/0xfc0 net/xfrm/xfrm_policy.c:219
xfrm_policy_match+0x1e9/0x2d0 net/xfrm/xfrm_policy.c:1894
__xfrm_policy_eval_candidates net/xfrm/xfrm_policy.c:2022 [inline]
xfrm_policy_eval_candidates net/xfrm/xfrm_policy.c:2053 [inline]
xfrm_policy_lookup_bytype+0x95f/0xdb0 net/xfrm/xfrm_policy.c:2113
xfrm_policy_lookup+0x7e/0x90 net/xfrm/xfrm_policy.c:2145
xfrm_bundle_lookup net/xfrm/xfrm_policy.c:2939 [inline]
xfrm_lookup_with_ifid+0x8cf/0x2a90 net/xfrm/xfrm_policy.c:3080
xfrm_lookup net/xfrm/xfrm_policy.c:3172 [inline]
xfrm_lookup_route+0x3b/0x1f0 net/xfrm/xfrm_policy.c:3183
ip_route_output_flow+0xad/0xc0 net/ipv4/route.c:2582
ip_route_connect include/net/route.h:309 [inline]
__ip4_datagram_connect+0x7ae/0x1330 net/ipv4/datagram.c:51
ip4_datagram_connect+0x30/0x50 net/ipv4/datagram.c:92
inet_dgram_connect+0x150/0x2e0 net/ipv4/af_inet.c:571
__sys_connect+0x357/0x490 net/socket.c:1664
__do_sys_connect net/socket.c:1675 [inline]
__se_sys_connect net/socket.c:1672 [inline]
__x64_sys_connect+0x73/0xb0 net/socket.c:1672
do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457ec9
Code: 6d b7 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 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fd537d93c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457ec9
RDX: 0000000000000010 RSI: 0000000020593000 RDI: 0000000000000004
RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd537d946d4
R13: 00000000004be30a R14: 00000000004ce558 R15: 00000000ffffffff