./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3683445029 <...> Warning: Permanently added '10.128.1.9' (ED25519) to the list of known hosts. execve("./syz-executor3683445029", ["./syz-executor3683445029"], 0x7ffe3b4706f0 /* 10 vars */) = 0 brk(NULL) = 0x55558355b000 brk(0x55558355bd00) = 0x55558355bd00 arch_prctl(ARCH_SET_FS, 0x55558355b380) = 0 set_tid_address(0x55558355b650) = 5077 set_robust_list(0x55558355b660, 24) = 0 rseq(0x55558355bca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3683445029", 4096) = 28 getrandom("\xcb\x52\x99\xd8\x2e\xf9\xe1\x4d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558355bd00 brk(0x55558357cd00) = 0x55558357cd00 brk(0x55558357d000) = 0x55558357d000 mprotect(0x7f39625e4000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5078 attached , child_tidptr=0x55558355b650) = 5078 [pid 5078] set_robust_list(0x55558355b660, 24) = 0 [pid 5078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5078] setpgid(0, 0) = 0 [pid 5078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5078] write(3, "1000", 4) = 4 [pid 5078] close(3) = 0 [pid 5078] write(1, "executing program\n", 18executing program ) = 18 [pid 5078] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [ 79.792143][ T29] audit: type=1400 audit(1716582656.660:87): avc: denied { execmem } for pid=5077 comm="syz-executor368" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 5078] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xf0\x00\x00\x00\x30\x00\x01\x00\x26\xbd\x70\x00\x00\x00\x00\x00\x00\x00\x00\x00\xdc\x00\x01\x00\x6c\x00\x01\x00\x0b\x00\x01\x00\x70\x6f\x6c\x69\x63\x65\x00\x00\x40\x00\x02\x80\x3c\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=240}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5077] kill(-5078, SIGKILL) = 0 [pid 5077] kill(5078, SIGKILL) = 0 [pid 5077] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5077] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5077] getdents64(3, 0x55558355c6f0 /* 2 entries */, 32768) = 48 [pid 5077] getdents64(3, 0x55558355c6f0 /* 0 entries */, 32768) = 0 [pid 5077] close(3) = 0 [ 87.325499][ T25] cfg80211: failed to load regulatory.db [ 287.002905][ T30] INFO: task kworker/0:1:9 blocked for more than 143 seconds. [ 287.010615][ T30] Not tainted 6.9.0-syzkaller-10323-g8f6a15f095a6 #0 [ 287.018613][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.027541][ T30] task:kworker/0:1 state:D stack:26288 pid:9 tgid:9 ppid:2 flags:0x00004000 [ 287.037959][ T30] Workqueue: events_power_efficient reg_check_chans_work [ 287.045234][ T30] Call Trace: [ 287.048530][ T30] [ 287.051476][ T30] __schedule+0xf15/0x5d00 [ 287.056309][ T30] ? __pfx_mark_lock+0x10/0x10 [ 287.061113][ T30] ? __pfx___schedule+0x10/0x10 [ 287.066245][ T30] ? schedule+0x298/0x350 [ 287.070604][ T30] ? __pfx_lock_release+0x10/0x10 [ 287.075967][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.081202][ T30] ? lockdep_hardirqs_on+0x7c/0x110 [ 287.086685][ T30] schedule+0xe7/0x350 [ 287.090784][ T30] schedule_preempt_disabled+0x13/0x30 [ 287.096574][ T30] __mutex_lock+0x5b8/0x9c0 [ 287.101111][ T30] ? reg_check_chans_work+0x7d/0x10e0 [ 287.106752][ T30] ? __pfx___mutex_lock+0x10/0x10 [ 287.111810][ T30] ? find_held_lock+0x2d/0x110 [ 287.116659][ T30] ? reg_check_chans_work+0x7d/0x10e0 [ 287.122053][ T30] reg_check_chans_work+0x7d/0x10e0 [ 287.128168][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 287.133504][ T30] ? __pfx_reg_check_chans_work+0x10/0x10 [ 287.139261][ T30] process_one_work+0x9fb/0x1b60 [ 287.144473][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 287.149532][ T30] ? __pfx_process_one_work+0x10/0x10 [ 287.155229][ T30] ? assign_work+0x1a0/0x250 [ 287.159855][ T30] worker_thread+0x6c8/0xf70 [ 287.164708][ T30] ? __kthread_parkme+0x148/0x220 [ 287.169763][ T30] ? __pfx_worker_thread+0x10/0x10 [ 287.175154][ T30] kthread+0x2c1/0x3a0 [ 287.179257][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.184769][ T30] ? __pfx_kthread+0x10/0x10 [ 287.189470][ T30] ret_from_fork+0x45/0x80 [ 287.194244][ T30] ? __pfx_kthread+0x10/0x10 [ 287.198898][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.203939][ T30] [ 287.206984][ T30] INFO: task kworker/1:0:25 blocked for more than 143 seconds. [ 287.214842][ T30] Not tainted 6.9.0-syzkaller-10323-g8f6a15f095a6 #0 [ 287.222055][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.230986][ T30] task:kworker/1:0 state:D stack:25120 pid:25 tgid:25 ppid:2 flags:0x00004000 [ 287.241911][ T30] Workqueue: events request_firmware_work_func [ 287.248309][ T30] Call Trace: [ 287.251604][ T30] [ 287.254818][ T30] __schedule+0xf15/0x5d00 [ 287.259267][ T30] ? __pfx___lock_acquire+0x10/0x10 [ 287.264909][ T30] ? __pfx___lock_acquire+0x10/0x10 [ 287.270150][ T30] ? __pfx___schedule+0x10/0x10 [ 287.275339][ T30] ? schedule+0x298/0x350 [ 287.279705][ T30] ? __pfx_lock_release+0x10/0x10 [ 287.285000][ T30] ? __mutex_lock+0x5b3/0x9c0 [ 287.289709][ T30] ? __mutex_trylock_common+0x78/0x250 [ 287.295536][ T30] schedule+0xe7/0x350 [ 287.299643][ T30] schedule_preempt_disabled+0x13/0x30 [ 287.305441][ T30] __mutex_lock+0x5b8/0x9c0 [ 287.309981][ T30] ? vprintk_emit+0x1ca/0x5a0 [ 287.314957][ T30] ? regdb_fw_cb+0x15a/0x270 [ 287.319579][ T30] ? __pfx___mutex_lock+0x10/0x10 [ 287.324880][ T30] ? _printk+0xc8/0x100 [ 287.329075][ T30] ? __pfx__request_firmware+0x10/0x10 [ 287.334861][ T30] ? __pfx_regdb_fw_cb+0x10/0x10 [ 287.339845][ T30] ? regdb_fw_cb+0x15a/0x270 [ 287.345505][ T30] ? rtnl_lock+0x9/0x20 [ 287.349687][ T30] regdb_fw_cb+0x15a/0x270 [ 287.354588][ T30] request_firmware_work_func+0x13a/0x250 [ 287.360350][ T30] ? __pfx_request_firmware_work_func+0x10/0x10 [ 287.367065][ T30] process_one_work+0x9fb/0x1b60 [ 287.372028][ T30] ? __pfx_reg_todo+0x10/0x10 [ 287.377210][ T30] ? __pfx_process_one_work+0x10/0x10 [ 287.382608][ T30] ? assign_work+0x1a0/0x250 [ 287.387735][ T30] worker_thread+0x6c8/0xf70 [ 287.392352][ T30] ? __pfx_worker_thread+0x10/0x10 [ 287.397965][ T30] kthread+0x2c1/0x3a0 [ 287.402060][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.407730][ T30] ? __pfx_kthread+0x10/0x10 [ 287.412347][ T30] ret_from_fork+0x45/0x80 [ 287.417251][ T30] ? __pfx_kthread+0x10/0x10 [ 287.421867][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.427228][ T30] [ 287.432364][ T30] [ 287.432364][ T30] Showing all locks held in the system: [ 287.440859][ T30] 3 locks held by kworker/0:1/9: [ 287.446096][ T30] #0: ffff888015481948 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 [ 287.458868][ T30] #1: ffffc900000e7d80 ((reg_check_chans).work){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 [ 287.469673][ T30] #2: ffffffff8f749a68 (rtnl_mutex){+.+.}-{3:3}, at: reg_check_chans_work+0x7d/0x10e0 [ 287.479750][ T30] 3 locks held by kworker/1:0/25: [ 287.485203][ T30] #0: ffff888015480948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 [ 287.496016][ T30] #1: ffffc900001f7d80 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 [ 287.507879][ T30] #2: ffffffff8f749a68 (rtnl_mutex){+.+.}-{3:3}, at: regdb_fw_cb+0x15a/0x270 [ 287.517152][ T30] 1 lock held by khungtaskd/30: [ 287.522018][ T30] #0: ffffffff8dbb1760 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 [ 287.532437][ T30] 3 locks held by kworker/u8:5/139: [ 287.537947][ T30] #0: ffff88802ac6d948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 [ 287.549335][ T30] #1: ffffc90002d3fd80 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 [ 287.562840][ T30] #2: ffffffff8f749a68 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x12/0x30 [ 287.572405][ T30] 2 locks held by getty/4834: [ 287.577908][ T30] #0: ffff88802b87f0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 [ 287.590182][ T30] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc8/0x1490 [ 287.600680][ T30] 2 locks held by syz-executor368/5078: [ 287.606510][ T30] [ 287.608844][ T30] ============================================= [ 287.608844][ T30] [ 287.617994][ T30] NMI backtrace for cpu 0 [ 287.622339][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.9.0-syzkaller-10323-g8f6a15f095a6 #0 [ 287.631806][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 287.641867][ T30] Call Trace: [ 287.645171][ T30] [ 287.648111][ T30] dump_stack_lvl+0x116/0x1f0 [ 287.652815][ T30] nmi_cpu_backtrace+0x27b/0x390 [ 287.657765][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.663770][ T30] nmi_trigger_cpumask_backtrace+0x29c/0x300 [ 287.669762][ T30] watchdog+0xf86/0x1240 [ 287.674019][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.678706][ T30] ? lockdep_hardirqs_on+0x7c/0x110 [ 287.683926][ T30] ? __kthread_parkme+0x148/0x220 [ 287.688971][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.693665][ T30] kthread+0x2c1/0x3a0 [ 287.697749][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.702964][ T30] ? __pfx_kthread+0x10/0x10 [ 287.707568][ T30] ret_from_fork+0x45/0x80 [ 287.712005][ T30] ? __pfx_kthread+0x10/0x10 [ 287.716612][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.721402][ T30] [ 287.724550][ T30] Sending NMI from CPU 0 to CPUs 1: [ 287.729774][ C1] NMI backtrace for cpu 1 [ 287.729784][ C1] CPU: 1 PID: 5078 Comm: syz-executor368 Not tainted 6.9.0-syzkaller-10323-g8f6a15f095a6 #0 [ 287.729806][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 287.729817][ C1] RIP: 0010:__lock_acquire+0x816/0x3b30 [ 287.729853][ C1] Code: c7 c7 00 dc 2c 8b e8 b9 c1 02 00 48 8b 3c 24 e8 e0 9a ff ff 48 c7 c7 40 dc 2c 8b e8 a4 c1 02 00 e8 3f 76 67 09 44 8b 4c 24 08 <45> 85 c9 0f 84 62 01 00 00 49 8d 7e 21 48 b8 00 00 00 00 00 fc ff [ 287.729872][ C1] RSP: 0018:ffffc9000314e980 EFLAGS: 00000002 [ 287.729892][ C1] RAX: 0000000000000001 RBX: ffff88801b323c00 RCX: 0000000000000003 [ 287.729906][ C1] RDX: fffffbfff284e252 RSI: 0000000000000008 RDI: ffffffff942772ce [ 287.729920][ C1] RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000 [ 287.729933][ C1] R10: ffffffff9427128f R11: 0000000000000001 R12: ffffed10036648db [ 287.729946][ C1] R13: ffff88801b3246e0 R14: ffff88801b324708 R15: 0000000000000003 [ 287.729960][ C1] FS: 000055558355b380(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 [ 287.729982][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.729997][ C1] CR2: 000055b250f45600 CR3: 00000000577f6000 CR4: 00000000003506f0 [ 287.730011][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 287.730023][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 287.730036][ C1] Call Trace: [ 287.730043][ C1] [ 287.730050][ C1] ? show_regs+0x8c/0xa0 [ 287.730077][ C1] ? nmi_cpu_backtrace+0x1d8/0x390 [ 287.730097][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 287.730122][ C1] ? nmi_handle+0x1a9/0x5c0 [ 287.730149][ C1] ? __lock_acquire+0x816/0x3b30 [ 287.730175][ C1] ? default_do_nmi+0x6a/0x160 [ 287.730197][ C1] ? exc_nmi+0x170/0x1e0 [ 287.730218][ C1] ? end_repeat_nmi+0xf/0x53 [ 287.730242][ C1] ? __lock_acquire+0x816/0x3b30 [ 287.730269][ C1] ? __lock_acquire+0x816/0x3b30 [ 287.730296][ C1] ? __lock_acquire+0x816/0x3b30 [ 287.730322][ C1] [ 287.730328][ C1] [ 287.730336][ C1] ? lockdep_hardirqs_on+0x7c/0x110 [ 287.730362][ C1] ? __pfx___lock_acquire+0x10/0x10 [ 287.730391][ C1] lock_acquire+0x1b1/0x560 [ 287.730418][ C1] ? tcf_idr_check_alloc+0xdb/0x850 [ 287.730441][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 287.730468][ C1] ? tcf_idr_check_alloc+0x60c/0x850 [ 287.730489][ C1] ? __pfx_lock_release+0x10/0x10 [ 287.730516][ C1] ? tcf_idr_check_alloc+0x43e/0x850 [ 287.730538][ C1] ? __radix_tree_lookup+0x21f/0x2c0 [ 287.730561][ C1] tcf_idr_check_alloc+0x12a/0x850 [ 287.730583][ C1] ? tcf_idr_check_alloc+0xdb/0x850 [ 287.730604][ C1] ? tcf_idr_check_alloc+0xdb/0x850 [ 287.730626][ C1] ? __pfx_tcf_idr_check_alloc+0x10/0x10 [ 287.730648][ C1] ? __nla_parse+0x40/0x60 [ 287.730668][ C1] tcf_police_init+0x233/0x14e0 [ 287.730694][ C1] ? __pfx_tcf_police_init+0x10/0x10 [ 287.730721][ C1] ? tcf_action_init_1+0x2d4/0x6c0 [ 287.730744][ C1] tcf_action_init_1+0x45f/0x6c0 [ 287.730767][ C1] ? __pfx_tcf_action_init_1+0x10/0x10 [ 287.730795][ C1] tcf_action_init+0x501/0x810 [ 287.730819][ C1] ? __pfx_tcf_action_init+0x10/0x10 [ 287.730847][ C1] ? hlock_class+0x4e/0x130 [ 287.730869][ C1] ? mark_lock+0xb5/0xc60 [ 287.730905][ C1] ? hlock_class+0x4e/0x130 [ 287.730927][ C1] ? __lock_acquire+0xc5d/0x3b30 [ 287.730954][ C1] tcf_action_add+0xfd/0x5d0 [ 287.730978][ C1] ? __pfx_tcf_action_add+0x10/0x10 [ 287.731011][ C1] ? __nla_parse+0x40/0x60 [ 287.731030][ C1] tc_ctl_action+0x35d/0x470 [ 287.731053][ C1] ? __pfx_tc_ctl_action+0x10/0x10 [ 287.731076][ C1] ? rtnetlink_rcv_msg+0x35a/0xe60 [ 287.731104][ C1] ? __pfx_tc_ctl_action+0x10/0x10 [ 287.731126][ C1] rtnetlink_rcv_msg+0x3c7/0xe60 [ 287.731153][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 287.731178][ C1] ? avc_has_perm+0x11b/0x1c0 [ 287.731204][ C1] ? __pfx___lock_acquire+0x10/0x10 [ 287.731231][ C1] ? __pfx_avc_has_perm+0x10/0x10 [ 287.731256][ C1] ? __lock_acquire+0xc5d/0x3b30 [ 287.731284][ C1] netlink_rcv_skb+0x16b/0x440 [ 287.731315][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 287.731340][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 287.731372][ C1] ? netlink_deliver_tap+0x1ae/0xd90 [ 287.731400][ C1] netlink_unicast+0x542/0x820 [ 287.731429][ C1] ? __pfx_netlink_unicast+0x10/0x10 [ 287.731458][ C1] netlink_sendmsg+0x8b8/0xd70 [ 287.731487][ C1] ? __pfx_netlink_sendmsg+0x10/0x10 [ 287.731514][ C1] ? __import_iovec+0x1fd/0x6e0 [ 287.731541][ C1] ____sys_sendmsg+0xab5/0xc90 [ 287.731565][ C1] ? copy_msghdr_from_user+0x10b/0x160 [ 287.731594][ C1] ? __pfx_____sys_sendmsg+0x10/0x10 [ 287.731619][ C1] ___sys_sendmsg+0x135/0x1e0 [ 287.731647][ C1] ? __pfx___lock_acquire+0x10/0x10 [ 287.731674][ C1] ? __pfx____sys_sendmsg+0x10/0x10 [ 287.731704][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 287.731730][ C1] ? ptrace_stop.part.0+0x44a/0x940 [ 287.731756][ C1] ? __fget_light+0x176/0x210 [ 287.731780][ C1] __sys_sendmsg+0x117/0x1f0 [ 287.731808][ C1] ? __pfx___sys_sendmsg+0x10/0x10 [ 287.731835][ C1] ? ptrace_notify+0xf1/0x130 [ 287.731857][ C1] ? __pfx_lock_release+0x10/0x10 [ 287.731889][ C1] ? lockdep_hardirqs_on+0x7c/0x110 [ 287.731915][ C1] ? _raw_spin_unlock_irq+0x2e/0x50 [ 287.731939][ C1] ? ptrace_notify+0xf1/0x130 [ 287.731961][ C1] do_syscall_64+0xcf/0x260 [ 287.731990][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.732012][ C1] RIP: 0033:0x7f3962570df9 [ 287.732032][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [ 287.732051][ C1] RSP: 002b:00007ffe6022eeb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 287.732070][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3962570df9 [ 287.732083][ C1] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003 [ 287.732096][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006 [ 287.732108][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 287.732120][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 287.732136][ C1] [ 287.732144][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.369 msecs [ 287.932882][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 287.932900][ T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.9.0-syzkaller-10323-g8f6a15f095a6 #0 [ 287.932926][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 287.932940][ T30] Call Trace: [ 287.932952][ T30] [ 287.932962][ T30] dump_stack_lvl+0x3d/0x1f0 [ 287.932998][ T30] panic+0x6f5/0x7a0 [ 287.933032][ T30] ? __pfx_panic+0x10/0x10 [ 287.933063][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 287.933089][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.933121][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 287.933145][ T30] ? watchdog+0xd3d/0x1240 [ 287.933169][ T30] ? watchdog+0xd30/0x1240 [ 287.933198][ T30] watchdog+0xd4e/0x1240 [ 287.933223][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.933246][ T30] ? lockdep_hardirqs_on+0x7c/0x110 [ 287.933279][ T30] ? __kthread_parkme+0x148/0x220 [ 287.933307][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.933331][ T30] kthread+0x2c1/0x3a0 [ 287.933357][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.933386][ T30] ? __pfx_kthread+0x10/0x10 [ 287.933413][ T30] ret_from_fork+0x45/0x80 [ 287.933445][ T30] ? __pfx_kthread+0x10/0x10 [ 287.933473][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.933509][ T30] [ 287.937502][ T30] Kernel Offset: disabled [ 288.469205][ T30] Rebooting in 86400 seconds..