ci-upstream-net-this-kasan-gce/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-net-this-kasan-gce/syz-executor2123179258 <...> Warning: Permanently added '10.128.1.79' (ED25519) to the list of known hosts. execve("ci-upstream-net-this-kasan-gce/syz-executor2123179258", ["ci-upstream-net-this-kasan-gce/syz-executor2123179258"], 0x7fff9a47f960 /* 10 vars */) = 0 brk(NULL) = 0x55559254d000 brk(0x55559254dd80) = 0x55559254dd80 arch_prctl(ARCH_SET_FS, 0x55559254d400) = 0 set_tid_address(0x55559254d6d0) = 5630 set_robust_list(0x55559254d6e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-net-this-kasan-gce/syz-executor2123179258", 4096) = 59 getrandom("\x87\xb3\xdb\x04\xa9\xe0\x4c\xe5", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55559254dd80 brk(0x55559256ed80) = 0x55559256ed80 brk(0x55559256f000) = 0x55559256f000 mprotect(0x7f987a901000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5631 attached [pid 5631] set_robust_list(0x55559254d6e0, 24 [pid 5630] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5631 [pid 5631] <... set_robust_list resumed>) = 0 [pid 5630] rt_sigprocmask(SIG_SETMASK, [] [pid 5631] rt_sigprocmask(SIG_SETMASK, [] [pid 5630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5631] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5631] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5630] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5631] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5631] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5630] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5632 attached [pid 5632] set_robust_list(0x55559254d6e0, 24) = 0 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5633 attached [pid 5632] rt_sigprocmask(SIG_SETMASK, [] [pid 5631] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5632 [pid 5630] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5633 [pid 5632] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] rt_sigprocmask(SIG_SETMASK, [] [pid 5633] set_robust_list(0x55559254d6e0, 24 [pid 5631] rt_sigprocmask(SIG_SETMASK, [] [pid 5632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5633] <... set_robust_list resumed>) = 0 [pid 5632] <... prctl resumed>) = 0 [pid 5631] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5632] setpgid(0, 0) = 0 [pid 5630] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5633] rt_sigprocmask(SIG_SETMASK, [] [pid 5632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5630] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5633] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5634 attached [pid 5632] <... openat resumed>) = 3 [pid 5633] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5634] set_robust_list(0x55559254d6e0, 24 [pid 5632] write(3, "1000", 4) = 4 [pid 5634] <... set_robust_list resumed>) = 0 [pid 5633] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5632] close(3 [pid 5630] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5634 [pid 5634] rt_sigprocmask(SIG_SETMASK, [] [pid 5633] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5632] <... close resumed>) = 0 [pid 5630] rt_sigprocmask(SIG_SETMASK, [] [pid 5634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5632] write(1, "executing program\n", 18) = 18 executing program [pid 5632] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERICci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5635 attached [pid 5630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5634] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5630] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5634] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5635] set_robust_list(0x55559254d6e0, 24 [pid 5634] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5630] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5633] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5635 [pid 5632] <... socket resumed>) = 3 [pid 5635] <... set_robust_list resumed>) = 0 [pid 5632] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=0x27 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ECHO, nlmsg_seq=7388458, nlmsg_pid=635427837}, "\x06\x00\x00\x00"], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=MSG_PEEK|MSG_ZEROCOPY}, MSG_EOR|MSG_ZEROCOPYci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5636 attached [pid 5630] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5635] rt_sigprocmask(SIG_SETMASK, [] [pid 5633] rt_sigprocmask(SIG_SETMASK, [] [pid 5636] set_robust_list(0x55559254d6e0, 24 [pid 5633] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5637 attached [pid 5635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5634] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5636 [pid 5634] rt_sigprocmask(SIG_SETMASK, [] [pid 5636] <... set_robust_list resumed>) = 0 [pid 5634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5637 [pid 5636] rt_sigprocmask(SIG_SETMASK, [] [pid 5630] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] set_robust_list(0x55559254d6e0, 24 [pid 5635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5637] <... set_robust_list resumed>) = 0 [pid 5635] <... prctl resumed>) = 0 [pid 5637] rt_sigprocmask(SIG_SETMASK, [] [pid 5635] setpgid(0, 0 [pid 5630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5635] <... setpgid resumed>) = 0 [pid 5630] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5637] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5630] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5636] <... prctl resumed>) = 0 [pid 5630] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5637] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5636] setpgid(0, 0 [pid 5635] <... openat resumed>) = 3 [pid 5637] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5636] <... setpgid resumed>) = 0 [pid 5636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5638 attached ) = 3 ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5639 attached [pid 5636] write(3, "1000", 4) = 4 [pid 5636] close(3) = 0 executing program [pid 5636] write(1, "executing program\n", 18 [pid 5639] set_robust_list(0x55559254d6e0, 24 [pid 5636] <... write resumed>) = 18 [pid 5635] write(3, "1000", 4 [pid 5638] set_robust_list(0x55559254d6e0, 24 [pid 5630] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5639 [pid 5639] <... set_robust_list resumed>) = 0 [pid 5636] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5630] rt_sigprocmask(SIG_SETMASK, [] [pid 5636] <... socket resumed>) = 3 [pid 5630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... set_robust_list resumed>) = 0 [pid 5636] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=0x27 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ECHO, nlmsg_seq=7388458, nlmsg_pid=635427837}, "\x06\x00\x00\x00"], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=MSG_PEEK|MSG_ZEROCOPY}, MSG_EOR|MSG_ZEROCOPY [pid 5635] <... write resumed>) = 4 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5638 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] rt_sigprocmask(SIG_SETMASK, [] [pid 5635] close(3 [pid 5637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5639] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] <... prctl resumed>) = 0 [pid 5635] <... close resumed>) = 0 [pid 5638] setpgid(0, 0 [pid 5635] write(1, "executing program\n", 18 [pid 5638] <... setpgid resumed>) = 0 executing program ci-upstream-net-this-kasan-gce/strace-static-x86_64: Process 5641 attached [pid 5638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5635] <... write resumed>) = 18 [pid 5641] set_robust_list(0x55559254d6e0, 24 [pid 5638] <... openat resumed>) = 3 [pid 5635] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5639] <... clone resumed>, child_tidptr=0x55559254d6d0) = 5641 [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5635] <... socket resumed>) = 3 [pid 5641] <... set_robust_list resumed>) = 0 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] write(3, "1000", 4 [pid 5635] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=0x27 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ECHO, nlmsg_seq=7388458, nlmsg_pid=635427837}, "\x06\x00\x00\x00"], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=MSG_PEEK|MSG_ZEROCOPY}, MSG_EOR|MSG_ZEROCOPY [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5638] <... write resumed>) = 4 [pid 5641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5638] close(3 [pid 5641] <... prctl resumed>) = 0 [pid 5638] <... close resumed>) = 0 [pid 5641] setpgid(0, 0) = 0 [pid 5638] write(1, "executing program\n", 18 executing program [pid 5641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5638] <... write resumed>) = 18 [pid 5641] write(3, "1000", 4) = 4 [pid 5641] close(3) = 0 executing program [pid 5641] write(1, "executing program\n", 18) = 18 [pid 5641] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5641] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=0x27 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ECHO, nlmsg_seq=7388458, nlmsg_pid=635427837}, "\x06\x00\x00\x00"], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=MSG_PEEK|MSG_ZEROCOPY}, MSG_EOR|MSG_ZEROCOPY [pid 5638] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5638] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=[{nlmsg_len=20, nlmsg_type=0x27 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ECHO, nlmsg_seq=7388458, nlmsg_pid=635427837}, "\x06\x00\x00\x00"], iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=MSG_PEEK|MSG_ZEROCOPY}, MSG_EOR|MSG_ZEROCOPY [pid 5632] <... sendmsg resumed>) = 20 [pid 5632] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [ 91.940995][ T9] cfg80211: failed to load regulatory.db [ 286.484357][ T31] INFO: task syz-executor212:5635 blocked for more than 143 seconds. [ 286.484419][ T31] Not tainted syzkaller #0 [ 286.484428][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.484438][ T31] task:syz-executor212 state:D stack:27472 pid:5635 tgid:5635 ppid:5633 task_flags:0x400140 flags:0x00080002 [ 286.484503][ T31] Call Trace: [ 286.484512][ T31] [ 286.484527][ T31] __schedule+0x17db/0x58f0 [ 286.484597][ T31] ? __pfx___schedule+0x10/0x10 [ 286.484628][ T31] ? schedule+0x90/0x2b0 [ 286.484645][ T31] schedule+0x164/0x2b0 [ 286.484662][ T31] schedule_preempt_disabled+0x13/0x30 [ 286.484677][ T31] __mutex_lock+0x7c1/0x1550 [ 286.484699][ T31] ? __mutex_lock+0x5d4/0x1550 [ 286.484719][ T31] ? nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.484741][ T31] ? __pfx___mutex_lock+0x10/0x10 [ 286.484757][ T31] ? __kasan_kmalloc+0x93/0xb0 [ 286.484781][ T31] ? __nla_validate_parse+0x2429/0x2d50 [ 286.484800][ T31] ? do_syscall_64+0x166/0x520 [ 286.484816][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.484839][ T31] nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.484863][ T31] ? __pfx___nla_validate_parse+0x10/0x10 [ 286.484895][ T31] ? __pfx_nfsd_nl_listener_set_doit+0x10/0x10 [ 286.484917][ T31] ? trace_kmalloc+0x2a/0xf0 [ 286.484944][ T31] ? __kmalloc_noprof+0x38c/0x720 [ 286.484960][ T31] ? __nla_parse+0x40/0x60 [ 286.484982][ T31] ? genl_family_rcv_msg_attrs_parse+0x20b/0x2f0 [ 286.485002][ T31] ? genl_family_rcv_msg_attrs_parse+0x265/0x2f0 [ 286.485026][ T31] genl_family_rcv_msg_doit+0x233/0x340 [ 286.485050][ T31] ? __pfx_genl_family_rcv_msg_doit+0x10/0x10 [ 286.485077][ T31] ? bpf_lsm_capable+0x9/0x20 [ 286.485090][ T31] ? security_capable+0x7e/0x2c0 [ 286.485113][ T31] genl_rcv_msg+0x614/0x7a0 [ 286.485135][ T31] ? __pfx_genl_rcv_msg+0x10/0x10 [ 286.485151][ T31] ? __pfx_nfsd_nl_listener_set_doit+0x10/0x10 [ 286.485181][ T31] netlink_rcv_skb+0x226/0x4a0 [ 286.485204][ T31] ? __pfx_genl_rcv_msg+0x10/0x10 [ 286.485223][ T31] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 286.485256][ T31] ? down_read+0x2be/0x330 [ 286.485277][ T31] genl_rcv+0x28/0x40 [ 286.485293][ T31] netlink_unicast+0x7bd/0x940 [ 286.485322][ T31] netlink_sendmsg+0x813/0xb40 [ 286.485352][ T31] ? __pfx_netlink_sendmsg+0x10/0x10 [ 286.485381][ T31] ? apparmor_socket_sendmsg+0x98/0x360 [ 286.485402][ T31] ? rcu_is_watching+0x16/0xb0 [ 286.485422][ T31] ? __pfx_netlink_sendmsg+0x10/0x10 [ 286.485444][ T31] sock_sendmsg_nosec+0x13a/0x180 [ 286.485472][ T31] ____sys_sendmsg+0x54e/0x850 [ 286.485496][ T31] ? __pfx_____sys_sendmsg+0x10/0x10 [ 286.485523][ T31] ? import_iovec+0x73/0xa0 [ 286.485544][ T31] ___sys_sendmsg+0x2a5/0x360 [ 286.485564][ T31] ? __lock_acquire+0x747/0x2de0 [ 286.485582][ T31] ? __pfx____sys_sendmsg+0x10/0x10 [ 286.485637][ T31] __x64_sys_sendmsg+0x1b1/0x290 [ 286.485657][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 286.485683][ T31] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 286.485709][ T31] ? do_user_addr_fault+0xc4c/0x1340 [ 286.485732][ T31] do_syscall_64+0x166/0x520 [ 286.485749][ T31] ? trace_irq_disable+0x3b/0x140 [ 286.485764][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.485780][ T31] ? clear_bhb_loop+0x70/0xc0 [ 286.485799][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.485815][ T31] RIP: 0033:0x7f987a86e6f9 [ 286.485833][ T31] RSP: 002b:00007ffed4d71cf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 286.485848][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f987a86e6f9 [ 286.485859][ T31] RDX: 0000000004000080 RSI: 0000200000000100 RDI: 0000000000000003 [ 286.485869][ T31] RBP: 00000000000f4240 R08: 0000000000000009 R09: 0000000000000009 [ 286.485878][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f987a9061e0 [ 286.485887][ T31] R13: 0000000000000002 R14: 00007ffed4d71d20 R15: 00007ffed4d71d10 [ 286.485915][ T31] [ 286.485929][ T31] INFO: task syz-executor212:5638 blocked for more than 143 seconds. [ 286.485940][ T31] Not tainted syzkaller #0 [ 286.485947][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.485954][ T31] task:syz-executor212 state:D stack:27472 pid:5638 tgid:5638 ppid:5637 task_flags:0x400140 flags:0x00080002 [ 286.485997][ T31] Call Trace: [ 286.486002][ T31] [ 286.486010][ T31] __schedule+0x17db/0x58f0 [ 286.486045][ T31] ? __pfx___schedule+0x10/0x10 [ 286.486066][ T31] ? schedule+0x90/0x2b0 [ 286.486083][ T31] schedule+0x164/0x2b0 [ 286.486099][ T31] schedule_preempt_disabled+0x13/0x30 [ 286.486114][ T31] __mutex_lock+0x7c1/0x1550 [ 286.486135][ T31] ? __mutex_lock+0x5d4/0x1550 [ 286.486154][ T31] ? nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.486175][ T31] ? __pfx___mutex_lock+0x10/0x10 [ 286.486191][ T31] ? __kasan_kmalloc+0x93/0xb0 [ 286.486213][ T31] ? __nla_validate_parse+0x2429/0x2d50 [ 286.486232][ T31] ? do_syscall_64+0x166/0x520 [ 286.486248][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.486270][ T31] nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.486294][ T31] ? __pfx___nla_validate_parse+0x10/0x10 [ 286.486325][ T31] ? __pfx_nfsd_nl_listener_set_doit+0x10/0x10 [ 286.486345][ T31] ? trace_kmalloc+0x2a/0xf0 [ 286.486371][ T31] ? __kmalloc_noprof+0x38c/0x720 [ 286.486387][ T31] ? __nla_parse+0x40/0x60 [ 286.486414][ T31] ? genl_family_rcv_msg_attrs_parse+0x20b/0x2f0 [ 286.486432][ T31] ? genl_family_rcv_msg_attrs_parse+0x265/0x2f0 [ 286.486456][ T31] genl_family_rcv_msg_doit+0x233/0x340 [ 286.486478][ T31] ? __pfx_genl_family_rcv_msg_doit+0x10/0x10 [ 286.486505][ T31] ? bpf_lsm_capable+0x9/0x20 [ 286.486518][ T31] ? security_capable+0x7e/0x2c0 [ 286.486540][ T31] genl_rcv_msg+0x614/0x7a0 [ 286.486561][ T31] ? __pfx_genl_rcv_msg+0x10/0x10 [ 286.486578][ T31] ? __pfx_nfsd_nl_listener_set_doit+0x10/0x10 [ 286.486608][ T31] netlink_rcv_skb+0x226/0x4a0 [ 286.486631][ T31] ? __pfx_genl_rcv_msg+0x10/0x10 [ 286.486649][ T31] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 286.486682][ T31] ? down_read+0x2be/0x330 [ 286.486703][ T31] genl_rcv+0x28/0x40 [ 286.486719][ T31] netlink_unicast+0x7bd/0x940 [ 286.486746][ T31] netlink_sendmsg+0x813/0xb40 [ 286.486776][ T31] ? __pfx_netlink_sendmsg+0x10/0x10 [ 286.486805][ T31] ? apparmor_socket_sendmsg+0x98/0x360 [ 286.486820][ T31] ? rcu_is_watching+0x16/0xb0 [ 286.486839][ T31] ? __pfx_netlink_sendmsg+0x10/0x10 [ 286.486861][ T31] sock_sendmsg_nosec+0x13a/0x180 [ 286.486887][ T31] ____sys_sendmsg+0x54e/0x850 [ 286.486913][ T31] ? __pfx_____sys_sendmsg+0x10/0x10 [ 286.486940][ T31] ? import_iovec+0x73/0xa0 [ 286.486961][ T31] ___sys_sendmsg+0x2a5/0x360 [ 286.486981][ T31] ? __lock_acquire+0x747/0x2de0 [ 286.486999][ T31] ? __pfx____sys_sendmsg+0x10/0x10 [ 286.487053][ T31] __x64_sys_sendmsg+0x1b1/0x290 [ 286.487073][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 286.487098][ T31] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 286.487124][ T31] ? do_user_addr_fault+0xc4c/0x1340 [ 286.487146][ T31] do_syscall_64+0x166/0x520 [ 286.487162][ T31] ? trace_irq_disable+0x3b/0x140 [ 286.487177][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.487193][ T31] ? clear_bhb_loop+0x70/0xc0 [ 286.487212][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.487227][ T31] RIP: 0033:0x7f987a86e6f9 [ 286.487239][ T31] RSP: 002b:00007ffed4d71cf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 286.487254][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f987a86e6f9 [ 286.487264][ T31] RDX: 0000000004000080 RSI: 0000200000000100 RDI: 0000000000000003 [ 286.487274][ T31] RBP: 00000000000f4240 R08: 0000000000000009 R09: 0000000000000009 [ 286.487283][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f987a9061e0 [ 286.487293][ T31] R13: 0000000000000002 R14: 00007ffed4d71d20 R15: 00007ffed4d71d10 [ 286.487315][ T31] [ 286.487322][ T31] INFO: task syz-executor212:5641 blocked for more than 143 seconds. [ 286.487332][ T31] Not tainted syzkaller #0 [ 286.487340][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.487346][ T31] task:syz-executor212 state:D stack:27472 pid:5641 tgid:5641 ppid:5639 task_flags:0x400140 flags:0x00080002 [ 286.487388][ T31] Call Trace: [ 286.487409][ T31] [ 286.487418][ T31] __schedule+0x17db/0x58f0 [ 286.487449][ T31] ? __pfx___schedule+0x10/0x10 [ 286.487469][ T31] ? schedule+0x90/0x2b0 [ 286.487485][ T31] schedule+0x164/0x2b0 [ 286.487500][ T31] schedule_preempt_disabled+0x13/0x30 [ 286.487531][ T31] __mutex_lock+0x7c1/0x1550 [ 286.487552][ T31] ? __mutex_lock+0x5d4/0x1550 [ 286.487571][ T31] ? nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.487592][ T31] ? __pfx___mutex_lock+0x10/0x10 [ 286.487611][ T31] ? __kasan_kmalloc+0x93/0xb0 [ 286.487633][ T31] ? __nla_validate_parse+0x2429/0x2d50 [ 286.487651][ T31] ? do_syscall_64+0x166/0x520 [ 286.487667][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.487689][ T31] nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.487713][ T31] ? __pfx___nla_validate_parse+0x10/0x10 [ 286.487746][ T31] ? __pfx_nfsd_nl_listener_set_doit+0x10/0x10 [ 286.487766][ T31] ? trace_kmalloc+0x2a/0xf0 [ 286.487792][ T31] ? __kmalloc_noprof+0x38c/0x720 [ 286.487808][ T31] ? __nla_parse+0x40/0x60 [ 286.487830][ T31] ? genl_family_rcv_msg_attrs_parse+0x20b/0x2f0 [ 286.487848][ T31] ? genl_family_rcv_msg_attrs_parse+0x265/0x2f0 [ 286.487871][ T31] genl_family_rcv_msg_doit+0x233/0x340 [ 286.487894][ T31] ? __pfx_genl_family_rcv_msg_doit+0x10/0x10 [ 286.487923][ T31] ? bpf_lsm_capable+0x9/0x20 [ 286.487936][ T31] ? security_capable+0x7e/0x2c0 [ 286.487959][ T31] genl_rcv_msg+0x614/0x7a0 [ 286.487982][ T31] ? __pfx_genl_rcv_msg+0x10/0x10 [ 286.487999][ T31] ? __pfx_nfsd_nl_listener_set_doit+0x10/0x10 [ 286.488030][ T31] netlink_rcv_skb+0x226/0x4a0 [ 286.488053][ T31] ? __pfx_genl_rcv_msg+0x10/0x10 [ 286.488071][ T31] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 286.488106][ T31] ? down_read+0x2be/0x330 [ 286.488128][ T31] genl_rcv+0x28/0x40 [ 286.488145][ T31] netlink_unicast+0x7bd/0x940 [ 286.488172][ T31] netlink_sendmsg+0x813/0xb40 [ 286.488202][ T31] ? __pfx_netlink_sendmsg+0x10/0x10 [ 286.488232][ T31] ? apparmor_socket_sendmsg+0x98/0x360 [ 286.488266][ T31] ? rcu_is_watching+0x16/0xb0 [ 286.488285][ T31] ? __pfx_netlink_sendmsg+0x10/0x10 [ 286.488308][ T31] sock_sendmsg_nosec+0x13a/0x180 [ 286.488335][ T31] ____sys_sendmsg+0x54e/0x850 [ 286.488360][ T31] ? __pfx_____sys_sendmsg+0x10/0x10 [ 286.488388][ T31] ? import_iovec+0x73/0xa0 [ 286.488417][ T31] ___sys_sendmsg+0x2a5/0x360 [ 286.488437][ T31] ? __lock_acquire+0x747/0x2de0 [ 286.488456][ T31] ? __pfx____sys_sendmsg+0x10/0x10 [ 286.488512][ T31] __x64_sys_sendmsg+0x1b1/0x290 [ 286.488533][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 286.488563][ T31] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 286.488590][ T31] ? do_user_addr_fault+0xc4c/0x1340 [ 286.488613][ T31] do_syscall_64+0x166/0x520 [ 286.488630][ T31] ? trace_irq_disable+0x3b/0x140 [ 286.488645][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.488662][ T31] ? clear_bhb_loop+0x70/0xc0 [ 286.488681][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.488697][ T31] RIP: 0033:0x7f987a86e6f9 [ 286.488709][ T31] RSP: 002b:00007ffed4d71cf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 286.488725][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f987a86e6f9 [ 286.488735][ T31] RDX: 0000000004000080 RSI: 0000200000000100 RDI: 0000000000000003 [ 286.488745][ T31] RBP: 00000000000f4240 R08: 0000000000000009 R09: 0000000000000009 [ 286.488755][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f987a9061e0 [ 286.488765][ T31] R13: 0000000000000002 R14: 00007ffed4d71d20 R15: 00007ffed4d71d10 [ 286.488788][ T31] [ 286.488794][ T31] INFO: task syz-executor212:5649 blocked for more than 143 seconds. [ 286.488805][ T31] Not tainted syzkaller #0 [ 286.488812][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.488819][ T31] task:syz-executor212 state:D stack:26760 pid:5649 tgid:5649 ppid:5631 task_flags:0x400140 flags:0x00080002 [ 286.488862][ T31] Call Trace: [ 286.488867][ T31] [ 286.488876][ T31] __schedule+0x17db/0x58f0 [ 286.488914][ T31] ? __pfx___schedule+0x10/0x10 [ 286.488937][ T31] ? schedule+0x90/0x2b0 [ 286.488954][ T31] schedule+0x164/0x2b0 [ 286.488971][ T31] schedule_preempt_disabled+0x13/0x30 [ 286.488986][ T31] __mutex_lock+0x7c1/0x1550 [ 286.489008][ T31] ? __mutex_lock+0x5d4/0x1550 [ 286.489029][ T31] ? nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.489051][ T31] ? __pfx___mutex_lock+0x10/0x10 [ 286.489068][ T31] ? __kasan_kmalloc+0x93/0xb0 [ 286.489090][ T31] ? __nla_validate_parse+0x2429/0x2d50 [ 286.489110][ T31] ? do_syscall_64+0x166/0x520 [ 286.489127][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.489150][ T31] nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.489177][ T31] ? __pfx___nla_validate_parse+0x10/0x10 [ 286.489209][ T31] ? __pfx_nfsd_nl_listener_set_doit+0x10/0x10 [ 286.489230][ T31] ? trace_kmalloc+0x2a/0xf0 [ 286.489257][ T31] ? __kmalloc_noprof+0x38c/0x720 [ 286.489274][ T31] ? __nla_parse+0x40/0x60 [ 286.489296][ T31] ? genl_family_rcv_msg_attrs_parse+0x20b/0x2f0 [ 286.489315][ T31] ? genl_family_rcv_msg_attrs_parse+0x265/0x2f0 [ 286.489339][ T31] genl_family_rcv_msg_doit+0x233/0x340 [ 286.489363][ T31] ? __pfx_genl_family_rcv_msg_doit+0x10/0x10 [ 286.489390][ T31] ? bpf_lsm_capable+0x9/0x20 [ 286.489411][ T31] ? security_capable+0x7e/0x2c0 [ 286.489433][ T31] genl_rcv_msg+0x614/0x7a0 [ 286.489456][ T31] ? __pfx_genl_rcv_msg+0x10/0x10 [ 286.489473][ T31] ? __pfx_nfsd_nl_listener_set_doit+0x10/0x10 [ 286.489503][ T31] netlink_rcv_skb+0x226/0x4a0 [ 286.489527][ T31] ? __pfx_genl_rcv_msg+0x10/0x10 [ 286.489546][ T31] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 286.489580][ T31] ? down_read+0x2be/0x330 [ 286.489602][ T31] genl_rcv+0x28/0x40 [ 286.489618][ T31] netlink_unicast+0x7bd/0x940 [ 286.489647][ T31] netlink_sendmsg+0x813/0xb40 [ 286.489677][ T31] ? __pfx_netlink_sendmsg+0x10/0x10 [ 286.489707][ T31] ? apparmor_socket_sendmsg+0x98/0x360 [ 286.489725][ T31] ? __pfx_netlink_sendmsg+0x10/0x10 [ 286.489748][ T31] sock_sendmsg_nosec+0x13a/0x180 [ 286.489776][ T31] ____sys_sendmsg+0x54e/0x850 [ 286.489800][ T31] ? __pfx_____sys_sendmsg+0x10/0x10 [ 286.489828][ T31] ? import_iovec+0x73/0xa0 [ 286.489849][ T31] ___sys_sendmsg+0x2a5/0x360 [ 286.489870][ T31] ? __lock_acquire+0x747/0x2de0 [ 286.489888][ T31] ? __pfx____sys_sendmsg+0x10/0x10 [ 286.489945][ T31] __x64_sys_sendmsg+0x1b1/0x290 [ 286.489966][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 286.489992][ T31] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 286.490018][ T31] ? do_user_addr_fault+0xc4c/0x1340 [ 286.490042][ T31] do_syscall_64+0x166/0x520 [ 286.490058][ T31] ? trace_irq_disable+0x3b/0x140 [ 286.490074][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.490090][ T31] ? clear_bhb_loop+0x70/0xc0 [ 286.490109][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.490125][ T31] RIP: 0033:0x7f987a86e6f9 [ 286.490137][ T31] RSP: 002b:00007ffed4d71cf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 286.490152][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f987a86e6f9 [ 286.490163][ T31] RDX: 0000000004000080 RSI: 0000200000000100 RDI: 0000000000000003 [ 286.490173][ T31] RBP: 00000000000f4240 R08: 0000000000000009 R09: 0000000000000009 [ 286.490183][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000015206 [ 286.490192][ T31] R13: 00007ffed4d71d0c R14: 00007ffed4d71d20 R15: 00007ffed4d71d10 [ 286.490216][ T31] [ 286.490228][ T31] [ 286.490228][ T31] Showing all locks held in the system: [ 286.490236][ T31] locks held by kworker/u8:0/12: 2, on CPU#0: [ 286.490247][ T31] #0: ffff88801b0ac140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 [ 286.490293][ T31] #1: ffffc90000117c40 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 [ 286.490339][ T31] locks held by khungtaskd/31: 1, last CPU#0: [ 286.490350][ T31] #0: ffffffff8ed5c8a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 286.490416][ T31] locks held by getty/5372: 2, on CPU#0: [ 286.490427][ T31] #0: ffff888033e330a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 286.490473][ T31] #1: ffffc900032332e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45a/0x1360 [ 286.490514][ T31] locks held by syz-executor212/5635: 2, on CPU#1: [ 286.490524][ T31] #0: ffffffff902c3668 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 286.490562][ T31] #1: ffffffff8f09f500 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.490604][ T31] locks held by syz-executor212/5636: 2, on CPU#1: [ 286.490615][ T31] #0: ffffffff902c3668 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 286.490652][ T31] #1: ffffffff8f09f500 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.490694][ T31] locks held by syz-executor212/5638: 2, on CPU#1: [ 286.490704][ T31] #0: ffffffff902c3668 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 286.490741][ T31] #1: ffffffff8f09f500 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.490783][ T31] locks held by syz-executor212/5641: 2, on CPU#0: [ 286.490794][ T31] #0: ffffffff902c3668 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 286.490831][ T31] #1: ffffffff8f09f500 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.490872][ T31] locks held by syz-executor212/5649: 2, on CPU#0: [ 286.490883][ T31] #0: ffffffff902c3668 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 286.490937][ T31] #1: ffffffff8f09f500 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53d/0x1ab0 [ 286.490978][ T31] [ 286.490983][ T31] ============================================= [ 286.490983][ T31] [ 286.490994][ T31] NMI backtrace for cpu 0 [ 286.491009][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 286.491025][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 286.491034][ T31] Call Trace: [ 286.491040][ T31] [ 286.491046][ T31] dump_stack_lvl+0xe8/0x150 [ 286.491070][ T31] nmi_cpu_backtrace+0x274/0x2d0 [ 286.491093][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 286.491121][ T31] nmi_trigger_cpumask_backtrace+0x17d/0x390 [ 286.491147][ T31] sys_info+0x135/0x170 [ 286.491167][ T31] watchdog+0xfd7/0x1030 [ 286.491187][ T31] ? watchdog+0x1c7/0x1030 [ 286.491207][ T31] kthread+0x38b/0x480 [ 286.491222][ T31] ? __pfx_watchdog+0x10/0x10 [ 286.491236][ T31] ? __pfx_kthread+0x10/0x10 [ 286.491252][ T31] ret_from_fork+0x514/0xb70 [ 286.491270][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 286.491295][ T31] ? __switch_to+0xc89/0x1420 [ 286.491318][ T31] ? __pfx_kthread+0x10/0x10 [ 286.491334][ T31] ret_from_fork_asm+0x1a/0x30 [ 286.491370][ T31] [ 286.491376][ T31] Sending NMI from CPU 0 to CPUs 1: [ 286.491441][ C1] NMI backtrace for cpu 1 [ 286.491456][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) [ 286.491477][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 286.491487][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 286.491510][ C1] Code: 9c 8f 02 c3 cc cc cc cc cc cc cc 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 33 91 24 00 fb f4 8c 08 03 00 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 [ 286.491525][ C1] RSP: 0018:ffffc900001a7e40 EFLAGS: 00000246 [ 286.491542][ C1] RAX: 00000000000587eb RBX: ffffffff819badbc RCX: 8000000000000001 [ 286.491556][ C1] RDX: 0000000000000001 RSI: ffffffff8e4767f3 RDI: ffffffff8c6d9c80 [ 286.491569][ C1] RBP: ffffc900001a7f10 R08: ffff8880b8733a1b R09: 1ffff110170e6743 [ 286.491583][ C1] R10: dffffc0000000000 R11: ffffed10170e6744 R12: 0000000000000000 [ 286.491596][ C1] R13: 1ffff11003cd1bb8 R14: 1ffff92000034fd0 R15: dffffc0000000000 [ 286.491611][ C1] FS: 0000000000000000(0000) GS:ffff888124dd2000(0000) knlGS:0000000000000000 [ 286.491626][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 286.491639][ C1] CR2: 000055834d931860 CR3: 000000007cb12000 CR4: 00000000003526f0 [ 286.491656][ C1] Call Trace: [ 286.491664][ C1] [ 286.491670][ C1] default_idle+0x9/0x20 [ 286.491693][ C1] default_idle_call+0x72/0xb0 [ 286.491715][ C1] do_idle+0x1cc/0x540 [ 286.491746][ C1] ? __pfx_do_idle+0x10/0x10 [ 286.491775][ C1] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 286.491807][ C1] cpu_startup_entry+0x43/0x60 [ 286.491823][ C1] start_secondary+0x101/0x110 [ 286.491852][ C1] common_startup_64+0x13e/0x157 [ 286.491884][ C1] [ 286.492708][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 288.487383][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 288.496490][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 288.506540][ T31] Call Trace: [ 288.509884][ T31] [ 288.512816][ T31] vpanic+0x56d/0xa60 [ 288.516816][ T31] ? __pfx___schedule+0x10/0x10 [ 288.521687][ T31] ? __pfx_vpanic+0x10/0x10 [ 288.526201][ T31] panic+0xc5/0xd0 [ 288.529942][ T31] ? __pfx_panic+0x10/0x10 [ 288.534361][ T31] ? preempt_schedule_common+0x7f/0xd0 [ 288.539817][ T31] ? preempt_schedule_thunk+0x16/0x40 [ 288.545201][ T31] ? nmi_trigger_cpumask_backtrace+0x31a/0x390 [ 288.551367][ T31] ? nmi_trigger_cpumask_backtrace+0x31f/0x390 [ 288.557535][ T31] watchdog+0x1030/0x1030 [ 288.561877][ T31] ? watchdog+0x1c7/0x1030 [ 288.566297][ T31] kthread+0x38b/0x480 [ 288.570389][ T31] ? __pfx_watchdog+0x10/0x10 [ 288.575065][ T31] ? __pfx_kthread+0x10/0x10 [ 288.579655][ T31] ret_from_fork+0x514/0xb70 [ 288.584245][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 288.589365][ T31] ? __switch_to+0xc89/0x1420 [ 288.594076][ T31] ? __pfx_kthread+0x10/0x10 [ 288.598666][ T31] ret_from_fork_asm+0x1a/0x30 [ 288.603451][ T31] [ 288.607131][ T31] Kernel Offset: disabled [ 288.611470][ T31] Rebooting in 86400 seconds..