./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2405380459 <...> DUID 00:04:bb:a2:40:ae:48:ac:17:b5:4c:fd:37:63:df:39:12:a9 forked to background, child pid 3183 [ 21.212779][ T3184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 21.224069][ T3184] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.57' (ECDSA) to the list of known hosts. execve("./syz-executor2405380459", ["./syz-executor2405380459"], 0x7ffdab6f6440 /* 10 vars */) = 0 brk(NULL) = 0x55555578f000 brk(0x55555578fc40) = 0x55555578fc40 arch_prctl(ARCH_SET_FS, 0x55555578f300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2405380459", 4096) = 28 brk(0x5555557b0c40) = 0x5555557b0c40 brk(0x5555557b1000) = 0x5555557b1000 mprotect(0x7f5b66749000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 chmod("/dev/raw-gadget", 0666) = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555578f5d0) = 3612 ./strace-static-x86_64: Process 3612 attached [pid 3612] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3612] setsid() = 1 [pid 3612] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3612] unshare(CLONE_NEWNS) = 0 [pid 3612] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3612] unshare(CLONE_NEWIPC) = 0 [pid 3612] unshare(CLONE_NEWCGROUP) = 0 [pid 3612] unshare(CLONE_NEWUTS) = 0 [pid 3612] unshare(CLONE_SYSVSEM) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "16777216", 8) = 8 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "536870912", 9) = 9 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1024", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "8192", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1024", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1024", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3612] close(3) = 0 [pid 3612] getpid() = 1 [pid 3612] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 37.429172][ T3612] dump_stack_lvl+0xcd/0x134 [ 37.433766][ T3612] print_report.cold+0x2ba/0x719 [ 37.438792][ T3612] ? ccid2_hc_tx_packet_recv+0x22a6/0x2610 [ 37.444605][ T3612] kasan_report+0xb1/0x1e0 [ 37.449040][ T3612] ? ccid2_hc_tx_packet_recv+0x22a6/0x2610 [ 37.454849][ T3612] ccid2_hc_tx_packet_recv+0x22a6/0x2610 [ 37.460487][ T3612] ? slab_free_freelist_hook+0x8b/0x1c0 [ 37.466035][ T3612] ? dccp_ackvec_clear_state+0x2e6/0x6f0 [ 37.471767][ T3612] ? memset+0x20/0x40 [ 37.475769][ T3612] ? ccid2_hc_tx_rto_expire+0x6c0/0x6c0 [ 37.481318][ T3612] dccp_deliver_input_to_ccids+0x1eb/0x260 [ 37.487142][ T3612] dccp_rcv_established+0x107/0x160 [ 37.492343][ T3612] dccp_v4_do_rcv+0x164/0x1a0 [ 37.497034][ T3612] __release_sock+0x12f/0x3a0 [ 37.501723][ T3612] release_sock+0x54/0x1b0 [ 37.506145][ T3612] dccp_sendmsg+0x697/0xca0 [ 37.510652][ T3612] ? trace_event_raw_event_dccp_probe+0xd90/0xd90 [ 37.517066][ T3612] ? aa_af_perm+0x230/0x230 [ 37.521582][ T3612] ? __import_iovec+0x1f7/0x610 [ 37.526435][ T3612] inet_sendmsg+0x99/0xe0 [ 37.530776][ T3612] ? inet_send_prepare+0x4e0/0x4e0 [ 37.535891][ T3612] sock_sendmsg+0xcf/0x120 [ 37.540322][ T3612] ____sys_sendmsg+0x334/0x8c0 [ 37.545102][ T3612] ? copy_msghdr_from_user+0xfc/0x150 [ 37.550477][ T3612] ? kernel_sendmsg+0x50/0x50 [ 37.555166][ T3612] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.560638][ T3612] ? kfree+0x1fb/0x580 [ 37.564728][ T3612] ___sys_sendmsg+0x110/0x1b0 [ 37.569410][ T3612] ? do_recvmmsg+0x6e0/0x6e0 [ 37.573998][ T3612] ? lock_release+0x560/0x780 [ 37.578677][ T3612] ? finish_task_switch.isra.0+0x2b0/0xc70 [ 37.584484][ T3612] ? lock_downgrade+0x6e0/0x6e0 [ 37.589337][ T3612] ? vtime_account_system+0x2c6/0x530 [ 37.594722][ T3612] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.600197][ T3612] ? lock_acquire+0x480/0x570 [ 37.604873][ T3612] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.610346][ T3612] ? lock_release+0x560/0x780 [ 37.615022][ T3612] ? finish_task_switch.isra.0+0x2b5/0xc70 [ 37.620830][ T3612] ? __might_fault+0xd1/0x170 [ 37.625509][ T3612] ? lock_downgrade+0x6e0/0x6e0 [ 37.630364][ T3612] ? __schedule+0xae7/0x5270 [ 37.634970][ T3612] __sys_sendmmsg+0x18b/0x460 [ 37.639656][ T3612] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 37.644690][ T3612] ? ptrace_stop.part.0+0x5f4/0x8c0 [ 37.649893][ T3612] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.655365][ T3612] ? lock_release+0x560/0x780 [ 37.660043][ T3612] ? ptrace_notify+0xfa/0x140 [ 37.664729][ T3612] ? lock_downgrade+0x6e0/0x6e0 [ 37.669586][ T3612] ? trace_hardirqs_on+0x2d/0x120 [ 37.674628][ T3612] __x64_sys_sendmmsg+0x99/0x100 [ 37.679571][ T3612] do_syscall_64+0x35/0xb0 [ 37.684000][ T3612] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 37.689900][ T3612] RIP: 0033:0x7f5b666d56f9 [ 37.694319][ T3612] Code: 28 c3 e8 4a 15 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 37.713928][ T3612] RSP: 002b:00007ffdfc7f58e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 37.722340][ T3612] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5b666d56f9 [ 37.730317][ T3612] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 37.738306][ T3612] RBP: 00007ffdfc7f5900 R08: 0000000000000001 R09: 0000000000000000 [ 37.746276][ T3612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 37.754243][ T3612] R13: 00007ffdfc7f5920 R14: 0000000000000003 R15: 0000000000000000 [ 37.762218][ T3612] [ 37.765231][ T3612] [ 37.767550][ T3612] Allocated by task 3612: [ 37.771866][ T3612] kasan_save_stack+0x1e/0x40 [ 37.776550][ T3612] __kasan_kmalloc+0xa9/0xd0 [ 37.781144][ T3612] __alloc_skb+0xd9/0x2f0 [ 37.785485][ T3612] dccp_send_ack.part.0+0x75/0x2f0 [ 37.790599][ T3612] dccp_send_ack+0x53/0x70 [ 37.795015][ T3612] ccid2_hc_rx_packet_recv+0x130/0x1a0 [ 37.800476][ T3612] dccp_deliver_input_to_ccids+0xe1/0x260 [ 37.806207][ T3612] dccp_rcv_established+0x107/0x160 [ 37.811402][ T3612] dccp_v4_do_rcv+0x164/0x1a0 [ 37.816089][ T3612] __sk_receive_skb+0x294/0x820 [ 37.820944][ T3612] dccp_v4_rcv+0xfb5/0x18a0 [ 37.825450][ T3612] ip_protocol_deliver_rcu+0x9b/0x7c0 [ 37.830827][ T3612] ip_local_deliver_finish+0x2e8/0x4c0 [ 37.836289][ T3612] ip_local_deliver+0x1aa/0x200 [ 37.841140][ T3612] ip_rcv_finish+0x1cb/0x2f0 [ 37.845734][ T3612] ip_rcv+0xaa/0xd0 [ 37.849543][ T3612] __netif_receive_skb_one_core+0x114/0x180 [ 37.855447][ T3612] __netif_receive_skb+0x1f/0x1c0 [ 37.860482][ T3612] process_backlog+0x3a0/0x7c0 [ 37.865259][ T3612] __napi_poll+0xb3/0x6d0 [ 37.869595][ T3612] net_rx_action+0x9c1/0xd90 [ 37.874196][ T3612] __do_softirq+0x1d0/0x9c8 [ 37.878705][ T3612] [ 37.881020][ T3612] Freed by task 3612: [ 37.884996][ T3612] kasan_save_stack+0x1e/0x40 [ 37.889678][ T3612] kasan_set_track+0x21/0x30 [ 37.894273][ T3612] kasan_set_free_info+0x20/0x30 [ 37.899234][ T3612] ____kasan_slab_free+0x166/0x1c0 [ 37.904375][ T3612] slab_free_freelist_hook+0x8b/0x1c0 [ 37.909765][ T3612] kfree+0xe2/0x580 [ 37.913578][ T3612] skb_free_head+0xac/0x110 [ 37.918112][ T3612] skb_release_data+0x5f1/0x870 [ 37.922989][ T3612] kfree_skb_reason+0x14e/0x410 [ 37.927851][ T3612] dccp_v4_do_rcv+0x13e/0x1a0 [ 37.932536][ T3612] __release_sock+0x12f/0x3a0 [ 37.937251][ T3612] release_sock+0x54/0x1b0 [ 37.941670][ T3612] dccp_sendmsg+0x697/0xca0 [ 37.946175][ T3612] inet_sendmsg+0x99/0xe0 [ 37.950510][ T3612] sock_sendmsg+0xcf/0x120 [ 37.954933][ T3612] ____sys_sendmsg+0x334/0x8c0 [ 37.959708][ T3612] ___sys_sendmsg+0x110/0x1b0 [ 37.964385][ T3612] __sys_sendmmsg+0x18b/0x460 [ 37.969063][ T3612] __x64_sys_sendmmsg+0x99/0x100 [ 37.974005][ T3612] do_syscall_64+0x35/0xb0 [ 37.978433][ T3612] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 37.984335][ T3612] [ 37.986651][ T3612] The buggy address belongs to the object at ffff88807094f000 [ 37.986651][ T3612] which belongs to the cache kmalloc-2k of size 2048 [ 38.000718][ T3612] The buggy address is located 1172 bytes inside of [ 38.000718][ T3612] 2048-byte region [ffff88807094f000, ffff88807094f800) [ 38.014171][ T3612] [ 38.016489][ T3612] The buggy address belongs to the physical page: [ 38.022896][ T3612] page:ffffea0001c25200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x70948 [ 38.033041][ T3612] head:ffffea0001c25200 order:3 compound_mapcount:0 compound_pincount:0 [ 38.041358][ T3612] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 38.049357][ T3612] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888011842000 [ 38.057942][ T3612] raw: 0000000000000000 0000000080080008 00000001ffffffff 0000000000000000 [ 38.066517][ T3612] page dumped because: kasan: bad access detected [ 38.072918][ T3612] page_owner tracks the page as allocated [ 38.078630][ T3612] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3612, tgid 3612 (syz-executor240), ts 37364357163, free_ts 37361244269 [ 38.099645][ T3612] get_page_from_freelist+0x109b/0x2ce0 [ 38.105215][ T3612] __alloc_pages+0x1c7/0x510 [ 38.109816][ T3612] alloc_pages+0x1a6/0x270 [ 38.114246][ T3612] allocate_slab+0x27e/0x3d0 [ 38.118839][ T3612] ___slab_alloc+0x84f/0xe80 [ 38.123432][ T3612] __slab_alloc.constprop.0+0x4d/0xa0 [ 38.128817][ T3612] __kmalloc_node_track_caller+0x2f1/0x390 [ 38.134889][ T3612] __alloc_skb+0xd9/0x2f0 [ 38.139231][ T3612] sock_wmalloc+0xd0/0x120 [ 38.143655][ T3612] dccp_make_response+0x33/0xef0 [ 38.148591][ T3612] dccp_v4_send_response+0x9d/0x670 [ 38.153802][ T3612] dccp_v4_conn_request+0xb47/0x11c0 [ 38.159182][ T3612] dccp_v6_conn_request+0xe30/0x1650 [ 38.164480][ T3612] dccp_rcv_state_process+0x47d/0x1370 [ 38.169938][ T3612] dccp_v4_do_rcv+0x112/0x1a0 [ 38.174637][ T3612] dccp_v6_do_rcv+0x9af/0xc60 [ 38.179339][ T3612] page last free stack trace: [ 38.184006][ T3612] free_pcp_prepare+0x5e4/0xd20 [ 38.188871][ T3612] free_unref_page+0x19/0x4d0 [ 38.193557][ T3612] __folio_put+0x105/0x130 [ 38.197972][ T3612] put_page+0x21b/0x280 [ 38.202156][ T3612] page_to_skb+0x982/0xc80 [ 38.206654][ T3612] receive_buf+0xe0a/0x55b0 [ 38.211164][ T3612] virtnet_poll+0x708/0x1310 [ 38.215761][ T3612] __napi_poll+0xb3/0x6d0 [ 38.220103][ T3612] net_rx_action+0x9c1/0xd90 [ 38.224702][ T3612] __do_softirq+0x1d0/0x9c8 [ 38.229214][ T3612] [ 38.231531][ T3612] Memory state around the buggy address: [ 38.237153][ T3612] ffff88807094f380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 38.245323][ T3612] ffff88807094f400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 38.253381][ T3612] >ffff88807094f480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 38.261435][ T3612] ^ [ 38.266014][ T3612] ffff88807094f500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 38.274069][ T3612] ffff88807094f580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 38.282210][ T3612] ================================================================== [ 38.306411][ T3612] Kernel panic - not syncing: panic_on_warn set ... [ 38.313031][ T3612] CPU: 0 PID: 3612 Comm: syz-executor240 Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0 [ 38.323099][ T3612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 38.333160][ T3612] Call Trace: [ 38.336438][ T3612] [ 38.339367][ T3612] dump_stack_lvl+0xcd/0x134 [ 38.344139][ T3612] panic+0x2c8/0x622 [ 38.348051][ T3612] ? panic_print_sys_info.part.0+0x10b/0x10b [ 38.354048][ T3612] ? preempt_schedule_common+0x59/0xc0 [ 38.359541][ T3612] ? preempt_schedule_thunk+0x16/0x18 [ 38.364928][ T3612] ? ccid2_hc_tx_packet_recv+0x22a6/0x2610 [ 38.370739][ T3612] end_report.part.0+0x3f/0x7c [ 38.375524][ T3612] kasan_report.cold+0xa/0xf [ 38.380116][ T3612] ? ccid2_hc_tx_packet_recv+0x22a6/0x2610 [ 38.386015][ T3612] ccid2_hc_tx_packet_recv+0x22a6/0x2610 [ 38.391665][ T3612] ? slab_free_freelist_hook+0x8b/0x1c0 [ 38.397219][ T3612] ? dccp_ackvec_clear_state+0x2e6/0x6f0 [ 38.402857][ T3612] ? memset+0x20/0x40 [ 38.406851][ T3612] ? ccid2_hc_tx_rto_expire+0x6c0/0x6c0 [ 38.412405][ T3612] dccp_deliver_input_to_ccids+0x1eb/0x260 [ 38.418227][ T3612] dccp_rcv_established+0x107/0x160 [ 38.423425][ T3612] dccp_v4_do_rcv+0x164/0x1a0 [ 38.428110][ T3612] __release_sock+0x12f/0x3a0 [ 38.433149][ T3612] release_sock+0x54/0x1b0 [ 38.437574][ T3612] dccp_sendmsg+0x697/0xca0 [ 38.442083][ T3612] ? trace_event_raw_event_dccp_probe+0xd90/0xd90 [ 38.448504][ T3612] ? aa_af_perm+0x230/0x230 [ 38.453013][ T3612] ? __import_iovec+0x1f7/0x610 [ 38.457873][ T3612] inet_sendmsg+0x99/0xe0 [ 38.462220][ T3612] ? inet_send_prepare+0x4e0/0x4e0 [ 38.467423][ T3612] sock_sendmsg+0xcf/0x120 [ 38.471851][ T3612] ____sys_sendmsg+0x334/0x8c0 [ 38.476628][ T3612] ? copy_msghdr_from_user+0xfc/0x150 [ 38.482180][ T3612] ? kernel_sendmsg+0x50/0x50 [ 38.486869][ T3612] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.492345][ T3612] ? kfree+0x1fb/0x580 [ 38.496419][ T3612] ___sys_sendmsg+0x110/0x1b0 [ 38.501099][ T3612] ? do_recvmmsg+0x6e0/0x6e0 [ 38.505697][ T3612] ? lock_release+0x560/0x780 [ 38.510376][ T3612] ? finish_task_switch.isra.0+0x2b0/0xc70 [ 38.516188][ T3612] ? lock_downgrade+0x6e0/0x6e0 [ 38.521042][ T3612] ? vtime_account_system+0x2c6/0x530 [ 38.526598][ T3612] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.532418][ T3612] ? lock_acquire+0x480/0x570 [ 38.537097][ T3612] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.542570][ T3612] ? lock_release+0x560/0x780 [ 38.547248][ T3612] ? finish_task_switch.isra.0+0x2b5/0xc70 [ 38.553056][ T3612] ? __might_fault+0xd1/0x170 [ 38.557735][ T3612] ? lock_downgrade+0x6e0/0x6e0 [ 38.562586][ T3612] ? __schedule+0xae7/0x5270 [ 38.567193][ T3612] __sys_sendmmsg+0x18b/0x460 [ 38.571874][ T3612] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 38.577079][ T3612] ? ptrace_stop.part.0+0x5f4/0x8c0 [ 38.582284][ T3612] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.587757][ T3612] ? lock_release+0x560/0x780 [ 38.592436][ T3612] ? ptrace_notify+0xfa/0x140 [ 38.597113][ T3612] ? lock_downgrade+0x6e0/0x6e0 [ 38.601966][ T3612] ? trace_hardirqs_on+0x2d/0x120 [ 38.607012][ T3612] __x64_sys_sendmmsg+0x99/0x100 [ 38.611957][ T3612] do_syscall_64+0x35/0xb0 [ 38.616385][ T3612] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 38.622284][ T3612] RIP: 0033:0x7f5b666d56f9 [ 38.626698][ T3612] Code: 28 c3 e8 4a 15 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 38.646311][ T3612] RSP: 002b:00007ffdfc7f58e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 38.654734][ T3612] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5b666d56f9 [ 38.662710][ T3612] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 38.670677][ T3612] RBP: 00007ffdfc7f5900 R08: 0000000000000001 R09: 0000000000000000 [ 38.678733][ T3612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 38.686705][ T3612] R13: 00007ffdfc7f5920 R14: 0000000000000003 R15: 0000000000000000 [ 38.694690][ T3612] [ 38.697859][ T3612] Kernel Offset: disabled [ 38.702180][ T3612] Rebooting in 86400 seconds..