./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor877413928 <...> Warning: Permanently added '10.128.1.229' (ED25519) to the list of known hosts. execve("./syz-executor877413928", ["./syz-executor877413928"], 0x7ffdc4a04c00 /* 10 vars */) = 0 brk(NULL) = 0x5555709f1000 brk(0x5555709f1d00) = 0x5555709f1d00 arch_prctl(ARCH_SET_FS, 0x5555709f1380) = 0 set_tid_address(0x5555709f1650) = 5222 set_robust_list(0x5555709f1660, 24) = 0 rseq(0x5555709f1ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor877413928", 4096) = 27 getrandom("\xb6\xb9\x3a\x01\xef\x25\x6e\x90", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555709f1d00 brk(0x555570a12d00) = 0x555570a12d00 brk(0x555570a13000) = 0x555570a13000 mprotect(0x7fa338ac4000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5223 attached [pid 5223] set_robust_list(0x5555709f1660, 24 [pid 5222] <... clone resumed>, child_tidptr=0x5555709f1650) = 5223 [pid 5223] <... set_robust_list resumed>) = 0 [pid 5223] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5223] setsid() = 1 [pid 5223] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5223] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5223] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5223] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5223] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5223] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5223] unshare(CLONE_NEWNS) = 0 [pid 5223] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5223] unshare(CLONE_NEWIPC) = 0 [pid 5223] unshare(CLONE_NEWCGROUP) = 0 [pid 5223] unshare(CLONE_NEWUTS) = 0 [pid 5223] unshare(CLONE_SYSVSEM) = 0 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] write(3, "16777216", 8) = 8 [pid 5223] close(3) = 0 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] write(3, "536870912", 9) = 9 [pid 5223] close(3) = 0 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] write(3, "1024", 4) = 4 [pid 5223] close(3) = 0 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] write(3, "8192", 4) = 4 [pid 5223] close(3) = 0 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] write(3, "1024", 4) = 4 [pid 5223] close(3) = 0 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] write(3, "1024", 4) = 4 [pid 5223] close(3) = 0 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5223] close(3) = 0 [pid 5223] getpid() = 1 [pid 5223] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5227 attached , child_tidptr=0x5555709f1650) = 3 [pid 5227] set_robust_list(0x5555709f1660, 24) = 0 [pid 5227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5227] setpgid(0, 0) = 0 [pid 5227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5227] write(3, "1000", 4) = 4 [pid 5227] close(3) = 0 [pid 5227] read(200, "\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5227] read(200, 0x7ffe2d34f550, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5227] write(1, "executing program\n", 18executing program [ 59.017560][ T5226] #0: ffffffff8fc84b88 (rtnl_mutex){+.+.}-{3:3}, at: ethnl_act_cable_test+0x187/0x3f0 ) = 18 [pid 5227] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5227] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5227] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x65\x74\x68\x74\x6f\x6f\x6c\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 5227] recvfrom(4, [{nlmsg_len=996, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=3}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x65\x74\x68\x74\x6f\x6f\x6c\x00\x06\x00\x01\x00\x16\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x00\x00\x00\x00\x88\x03\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 996 [pid 5227] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=3}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5227] close(4) = 0 [ 59.100242][ T5227] ================================================================== [ 59.108326][ T5227] BUG: KASAN: slab-use-after-free in __mutex_lock+0xcf5/0xd70 [ 59.115776][ T5227] Read of size 4 at addr ffff888028d25a34 by task syz-executor877/5227 [ 59.123992][ T5227] [ 59.126307][ T5227] CPU: 1 UID: 0 PID: 5227 Comm: syz-executor877 Not tainted 6.11.0-rc4-syzkaller-00565-gf9db28bb09f4 #0 [ 59.137398][ T5227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 59.147435][ T5227] Call Trace: [ 59.150693][ T5227] [ 59.153606][ T5227] dump_stack_lvl+0x241/0x360 [ 59.158274][ T5227] ? __pfx_dump_stack_lvl+0x10/0x10 [ 59.163499][ T5227] ? __pfx__printk+0x10/0x10 [ 59.168091][ T5227] ? _printk+0xd5/0x120 [ 59.172231][ T5227] ? __virt_addr_valid+0x183/0x530 [ 59.177325][ T5227] ? __virt_addr_valid+0x183/0x530 [ 59.182421][ T5227] print_report+0x169/0x550 [ 59.186918][ T5227] ? __virt_addr_valid+0x183/0x530 [ 59.192014][ T5227] ? __virt_addr_valid+0x183/0x530 [ 59.197108][ T5227] ? __virt_addr_valid+0x45f/0x530 [ 59.202200][ T5227] ? __phys_addr+0xba/0x170 [ 59.206688][ T5227] ? __mutex_lock+0xcf5/0xd70 [ 59.211357][ T5227] kasan_report+0x143/0x180 [ 59.215849][ T5227] ? __mutex_lock+0xcf5/0xd70 [ 59.220517][ T5227] __mutex_lock+0xcf5/0xd70 [ 59.225007][ T5227] ? netdev_get_by_name+0x7c/0xb0 [ 59.230023][ T5227] ? ethnl_parse_header_dev_get+0x690/0x990 [ 59.235902][ T5227] ? ethnl_act_cable_test+0x187/0x3f0 [ 59.241262][ T5227] ? __pfx___mutex_lock+0x10/0x10 [ 59.246276][ T5227] ethnl_act_cable_test+0x187/0x3f0 [ 59.251464][ T5227] ? __pfx_ethnl_act_cable_test+0x10/0x10 [ 59.257175][ T5227] ? genl_family_rcv_msg_attrs_parse+0x1d1/0x290 [ 59.263493][ T5227] genl_rcv_msg+0xb14/0xec0 [ 59.267989][ T5227] ? __pfx_genl_rcv_msg+0x10/0x10 [ 59.273001][ T5227] ? __pfx_stack_trace_save+0x10/0x10 [ 59.278360][ T5227] ? stack_trace_save+0x118/0x1d0 [ 59.283368][ T5227] ? stack_depot_save_flags+0x29/0x830 [ 59.288818][ T5227] ? rcu_is_watching+0x15/0xb0 [ 59.293574][ T5227] ? __pfx_lock_acquire+0x10/0x10 [ 59.298585][ T5227] ? __pfx_ethnl_act_cable_test+0x10/0x10 [ 59.304293][ T5227] ? __pfx___might_resched+0x10/0x10 [ 59.309565][ T5227] ? rcu_is_watching+0x15/0xb0 [ 59.314315][ T5227] ? lock_acquire+0xe3/0x550 [ 59.318893][ T5227] netlink_rcv_skb+0x1e3/0x430 [ 59.323642][ T5227] ? __pfx_genl_rcv_msg+0x10/0x10 [ 59.328653][ T5227] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 59.333922][ T5227] ? lock_release+0xbf/0xa30 [ 59.338506][ T5227] ? __pfx___netlink_lookup+0x10/0x10 [ 59.343884][ T5227] ? net_generic+0x1f/0x240 [ 59.348387][ T5227] genl_rcv+0x28/0x40 [ 59.352357][ T5227] netlink_unicast+0x7f6/0x990 [ 59.357126][ T5227] ? __pfx_netlink_unicast+0x10/0x10 [ 59.362406][ T5227] ? __virt_addr_valid+0x183/0x530 [ 59.367503][ T5227] ? __check_object_size+0x49c/0x900 [ 59.372772][ T5227] ? bpf_lsm_netlink_send+0x9/0x10 [ 59.377871][ T5227] netlink_sendmsg+0x8e4/0xcb0 [ 59.382625][ T5227] ? __pfx_netlink_sendmsg+0x10/0x10 [ 59.387896][ T5227] ? __import_iovec+0x536/0x820 [ 59.392736][ T5227] ? aa_sock_msg_perm+0x91/0x160 [ 59.397661][ T5227] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 59.402932][ T5227] ? security_socket_sendmsg+0x87/0xb0 [ 59.408382][ T5227] ? __pfx_netlink_sendmsg+0x10/0x10 [ 59.413650][ T5227] __sock_sendmsg+0x221/0x270 [ 59.418316][ T5227] ____sys_sendmsg+0x525/0x7d0 [ 59.423070][ T5227] ? __pfx_____sys_sendmsg+0x10/0x10 [ 59.428342][ T5227] ? do_raw_spin_lock+0x14f/0x370 [ 59.433355][ T5227] __sys_sendmsg+0x2b0/0x3a0 [ 59.437934][ T5227] ? __pfx___sys_sendmsg+0x10/0x10 [ 59.443044][ T5227] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 59.449380][ T5227] ? _raw_spin_unlock_irq+0x2e/0x50 [ 59.454577][ T5227] ? ptrace_notify+0x279/0x380 [ 59.459332][ T5227] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 59.465647][ T5227] ? rcu_is_watching+0x15/0xb0 [ 59.470399][ T5227] do_syscall_64+0xf3/0x230 [ 59.474906][ T5227] ? clear_bhb_loop+0x35/0x90 [ 59.479578][ T5227] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.485480][ T5227] RIP: 0033:0x7fa338a4c839 [ 59.489892][ T5227] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1a 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 59.509489][ T5227] RSP: 002b:00007ffe2d34f948 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.517889][ T5227] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa338a4c839 [ 59.525843][ T5227] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 59.533794][ T5227] RBP: 00000000000f4240 R08: 0000000000000000 R09: 00007ffe2d34fa78 [ 59.541747][ T5227] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000e633 [ 59.549714][ T5227] R13: 00007ffe2d34f964 R14: 00007ffe2d34f980 R15: 00007ffe2d34f970 [ 59.557684][ T5227] [ 59.560695][ T5227] [ 59.562999][ T5227] Allocated by task 5223: [ 59.567304][ T5227] kasan_save_track+0x3f/0x80 [ 59.571971][ T5227] __kasan_slab_alloc+0x66/0x80 [ 59.576806][ T5227] kmem_cache_alloc_node_noprof+0x16b/0x320 [ 59.582681][ T5227] dup_task_struct+0x57/0x8c0 [ 59.587352][ T5227] copy_process+0x5d1/0x3e10 [ 59.591934][ T5227] kernel_clone+0x226/0x8f0 [ 59.596423][ T5227] __x64_sys_clone+0x258/0x2a0 [ 59.601170][ T5227] do_syscall_64+0xf3/0x230 [ 59.605657][ T5227] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.611535][ T5227] [ 59.613845][ T5227] Freed by task 16: [ 59.617630][ T5227] kasan_save_track+0x3f/0x80 [ 59.622293][ T5227] kasan_save_free_info+0x40/0x50 [ 59.627298][ T5227] poison_slab_object+0xe0/0x150 [ 59.632226][ T5227] __kasan_slab_free+0x37/0x60 [ 59.636976][ T5227] kmem_cache_free+0x145/0x350 [ 59.641729][ T5227] delayed_put_task_struct+0x125/0x300 [ 59.647176][ T5227] rcu_core+0xafd/0x1830 [ 59.651405][ T5227] handle_softirqs+0x2c4/0x970 [ 59.656152][ T5227] run_ksoftirqd+0xca/0x130 [ 59.660643][ T5227] smpboot_thread_fn+0x544/0xa30 [ 59.665571][ T5227] kthread+0x2f0/0x390 [ 59.669627][ T5227] ret_from_fork+0x4b/0x80 [ 59.674031][ T5227] ret_from_fork_asm+0x1a/0x30 [ 59.678781][ T5227] [ 59.681085][ T5227] Last potentially related work creation: [ 59.686777][ T5227] kasan_save_stack+0x3f/0x60 [ 59.691437][ T5227] __kasan_record_aux_stack+0xac/0xc0 [ 59.696789][ T5227] call_rcu+0x167/0xa70 [ 59.700930][ T5227] release_task+0x16ec/0x1830 [ 59.705595][ T5227] wait_consider_task+0x1a14/0x2e60 [ 59.710775][ T5227] __do_wait+0x1b0/0x850 [ 59.714996][ T5227] do_wait+0x1e9/0x560 [ 59.719046][ T5227] kernel_wait4+0x2a7/0x3e0 [ 59.723526][ T5227] __x64_sys_wait4+0x134/0x1e0 [ 59.728269][ T5227] do_syscall_64+0xf3/0x230 [ 59.732753][ T5227] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.738629][ T5227] [ 59.740932][ T5227] The buggy address belongs to the object at ffff888028d25a00 [ 59.740932][ T5227] which belongs to the cache task_struct of size 7424 [ 59.755142][ T5227] The buggy address is located 52 bytes inside of [ 59.755142][ T5227] freed 7424-byte region [ffff888028d25a00, ffff888028d27700) [ 59.768914][ T5227] [ 59.771218][ T5227] The buggy address belongs to the physical page: [ 59.777612][ T5227] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x28d20 [ 59.786359][ T5227] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 59.794834][ T5227] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) [ 59.802449][ T5227] page_type: 0xfdffffff(slab) [ 59.807108][ T5227] raw: 00fff00000000040 ffff8880166fd500 ffffea000070a600 dead000000000002 [ 59.815670][ T5227] raw: 0000000000000000 0000000000040004 00000001fdffffff 0000000000000000 [ 59.824232][ T5227] head: 00fff00000000040 ffff8880166fd500 ffffea000070a600 dead000000000002 [ 59.832883][ T5227] head: 0000000000000000 0000000000040004 00000001fdffffff 0000000000000000 [ 59.841530][ T5227] head: 00fff00000000003 ffffea0000a34801 ffffffffffffffff 0000000000000000 [ 59.850177][ T5227] head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000 [ 59.858822][ T5227] page dumped because: kasan: bad access detected [ 59.865216][ T5227] page_owner tracks the page as allocated [ 59.870911][ T5227] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 965, tgid 965 (kworker/u8:5), ts 10067893112, free_ts 0 [ 59.891295][ T5227] post_alloc_hook+0x1f3/0x230 [ 59.896058][ T5227] get_page_from_freelist+0x2e4c/0x2f10 [ 59.901590][ T5227] __alloc_pages_noprof+0x256/0x6c0 [ 59.906772][ T5227] alloc_slab_page+0x5f/0x120 [ 59.911431][ T5227] allocate_slab+0x5a/0x2f0 [ 59.915924][ T5227] ___slab_alloc+0xcd1/0x14b0 [ 59.920584][ T5227] __slab_alloc+0x58/0xa0 [ 59.924894][ T5227] kmem_cache_alloc_node_noprof+0x1fe/0x320 [ 59.930770][ T5227] dup_task_struct+0x57/0x8c0 [ 59.935430][ T5227] copy_process+0x5d1/0x3e10 [ 59.940006][ T5227] kernel_clone+0x226/0x8f0 [ 59.944491][ T5227] user_mode_thread+0x132/0x1a0 [ 59.949327][ T5227] call_usermodehelper_exec_work+0x5c/0x230 [ 59.955201][ T5227] process_scheduled_works+0xa2c/0x1830 [ 59.960818][ T5227] worker_thread+0x86d/0xd40 [ 59.965399][ T5227] kthread+0x2f0/0x390 [ 59.969451][ T5227] page_owner free stack trace missing [ 59.974794][ T5227] [ 59.977099][ T5227] Memory state around the buggy address: [ 59.982706][ T5227] ffff888028d25900: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 59.990747][ T5227] ffff888028d25980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 59.998788][ T5227] >ffff888028d25a00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 60.006827][ T5227] ^ [ 60.012435][ T5227] ffff888028d25a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 60.020474][ T5227] ffff888028d25b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 60.028510][ T5227] ================================================================== [ 60.036852][ T5227] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 60.044061][ T5227] CPU: 1 UID: 0 PID: 5227 Comm: syz-executor877 Not tainted 6.11.0-rc4-syzkaller-00565-gf9db28bb09f4 #0 [ 60.055153][ T5227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 60.065193][ T5227] Call Trace: [ 60.068456][ T5227] [ 60.071374][ T5227] dump_stack_lvl+0x241/0x360 [ 60.076040][ T5227] ? __pfx_dump_stack_lvl+0x10/0x10 [ 60.081220][ T5227] ? __pfx__printk+0x10/0x10 [ 60.085791][ T5227] ? rcu_is_watching+0x15/0xb0 [ 60.090540][ T5227] ? lock_release+0xbf/0xa30 [ 60.095115][ T5227] ? vscnprintf+0x5d/0x90 [ 60.099433][ T5227] panic+0x349/0x860 [ 60.103309][ T5227] ? check_panic_on_warn+0x21/0xb0 [ 60.108402][ T5227] ? __pfx_panic+0x10/0x10 [ 60.112801][ T5227] ? trace_irq_enable+0x2c/0x120 [ 60.117722][ T5227] ? _raw_spin_unlock_irqrestore+0xd8/0x140 [ 60.123601][ T5227] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 60.129479][ T5227] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 60.135793][ T5227] ? print_report+0x502/0x550 [ 60.140459][ T5227] check_panic_on_warn+0x86/0xb0 [ 60.145378][ T5227] ? __mutex_lock+0xcf5/0xd70 [ 60.150038][ T5227] end_report+0x77/0x160 [ 60.154267][ T5227] kasan_report+0x154/0x180 [ 60.158760][ T5227] ? __mutex_lock+0xcf5/0xd70 [ 60.163422][ T5227] __mutex_lock+0xcf5/0xd70 [ 60.167912][ T5227] ? netdev_get_by_name+0x7c/0xb0 [ 60.172925][ T5227] ? ethnl_parse_header_dev_get+0x690/0x990 [ 60.178802][ T5227] ? ethnl_act_cable_test+0x187/0x3f0 [ 60.184161][ T5227] ? __pfx___mutex_lock+0x10/0x10 [ 60.189172][ T5227] ethnl_act_cable_test+0x187/0x3f0 [ 60.194357][ T5227] ? __pfx_ethnl_act_cable_test+0x10/0x10 [ 60.200063][ T5227] ? genl_family_rcv_msg_attrs_parse+0x1d1/0x290 [ 60.206380][ T5227] genl_rcv_msg+0xb14/0xec0 [ 60.210872][ T5227] ? __pfx_genl_rcv_msg+0x10/0x10 [ 60.215885][ T5227] ? __pfx_stack_trace_save+0x10/0x10 [ 60.221244][ T5227] ? stack_trace_save+0x118/0x1d0 [ 60.226253][ T5227] ? stack_depot_save_flags+0x29/0x830 [ 60.231696][ T5227] ? rcu_is_watching+0x15/0xb0 [ 60.236451][ T5227] ? __pfx_lock_acquire+0x10/0x10 [ 60.241461][ T5227] ? __pfx_ethnl_act_cable_test+0x10/0x10 [ 60.247169][ T5227] ? __pfx___might_resched+0x10/0x10 [ 60.252436][ T5227] ? rcu_is_watching+0x15/0xb0 [ 60.257186][ T5227] ? lock_acquire+0xe3/0x550 [ 60.261762][ T5227] netlink_rcv_skb+0x1e3/0x430 [ 60.266508][ T5227] ? __pfx_genl_rcv_msg+0x10/0x10 [ 60.271518][ T5227] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 60.276790][ T5227] ? lock_release+0xbf/0xa30 [ 60.281372][ T5227] ? __pfx___netlink_lookup+0x10/0x10 [ 60.286729][ T5227] ? net_generic+0x1f/0x240 [ 60.291218][ T5227] genl_rcv+0x28/0x40 [ 60.295181][ T5227] netlink_unicast+0x7f6/0x990 [ 60.299935][ T5227] ? __pfx_netlink_unicast+0x10/0x10 [ 60.305204][ T5227] ? __virt_addr_valid+0x183/0x530 [ 60.310298][ T5227] ? __check_object_size+0x49c/0x900 [ 60.315563][ T5227] ? bpf_lsm_netlink_send+0x9/0x10 [ 60.320661][ T5227] netlink_sendmsg+0x8e4/0xcb0 [ 60.325410][ T5227] ? __pfx_netlink_sendmsg+0x10/0x10 [ 60.330685][ T5227] ? __import_iovec+0x536/0x820 [ 60.335520][ T5227] ? aa_sock_msg_perm+0x91/0x160 [ 60.340442][ T5227] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 60.345712][ T5227] ? security_socket_sendmsg+0x87/0xb0 [ 60.351161][ T5227] ? __pfx_netlink_sendmsg+0x10/0x10 [ 60.356425][ T5227] __sock_sendmsg+0x221/0x270 [ 60.361085][ T5227] ____sys_sendmsg+0x525/0x7d0 [ 60.365840][ T5227] ? __pfx_____sys_sendmsg+0x10/0x10 [ 60.371109][ T5227] ? do_raw_spin_lock+0x14f/0x370 [ 60.376119][ T5227] __sys_sendmsg+0x2b0/0x3a0 [ 60.380732][ T5227] ? __pfx___sys_sendmsg+0x10/0x10 [ 60.385845][ T5227] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 60.392171][ T5227] ? _raw_spin_unlock_irq+0x2e/0x50 [ 60.397362][ T5227] ? ptrace_notify+0x279/0x380 [ 60.402117][ T5227] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 60.408431][ T5227] ? rcu_is_watching+0x15/0xb0 [ 60.413188][ T5227] do_syscall_64+0xf3/0x230 [ 60.417680][ T5227] ? clear_bhb_loop+0x35/0x90 [ 60.422346][ T5227] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 60.428227][ T5227] RIP: 0033:0x7fa338a4c839 [ 60.432637][ T5227] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1a 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 60.452233][ T5227] RSP: 002b:00007ffe2d34f948 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.460636][ T5227] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa338a4c839 [ 60.471543][ T5227] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 60.479499][ T5227] RBP: 00000000000f4240 R08: 0000000000000000 R09: 00007ffe2d34fa78 [ 60.487451][ T5227] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000e633 [ 60.495404][ T5227] R13: 00007ffe2d34f964 R14: 00007ffe2d34f980 R15: 00007ffe2d34f970 [ 60.503365][ T5227] [ 60.506569][ T5227] Kernel Offset: disabled [ 60.510879][ T5227] Rebooting in 86400 seconds..