./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3433062224 <...> Warning: Permanently added '10.128.0.140' (ED25519) to the list of known hosts. execve("./syz-executor3433062224", ["./syz-executor3433062224"], 0x7ffd0704f400 /* 10 vars */) = 0 brk(NULL) = 0x555555d3d000 brk(0x555555d3dd00) = 0x555555d3dd00 arch_prctl(ARCH_SET_FS, 0x555555d3d380) = 0 set_tid_address(0x555555d3d650) = 5046 set_robust_list(0x555555d3d660, 24) = 0 rseq(0x555555d3dca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3433062224", 4096) = 28 getrandom("\xd4\xcc\x56\x86\xb7\x7e\xf9\x69", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555d3dd00 brk(0x555555d5ed00) = 0x555555d5ed00 brk(0x555555d5f000) = 0x555555d5f000 mprotect(0x7fd9de874000, 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, child_tidptr=0x555555d3d650) = 5047 ./strace-static-x86_64: Process 5047 attached [pid 5047] set_robust_list(0x555555d3d660, 24) = 0 [pid 5047] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5047] setsid() = 1 [pid 5047] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5047] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5047] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5047] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5047] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5047] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5047] unshare(CLONE_NEWNS) = 0 [pid 5047] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5047] unshare(CLONE_NEWIPC) = 0 [pid 5047] unshare(CLONE_NEWCGROUP) = 0 [pid 5047] unshare(CLONE_NEWUTS) = 0 [pid 5047] unshare(CLONE_SYSVSEM) = 0 [pid 5047] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5047] write(3, "16777216", 8) = 8 [pid 5047] close(3) = 0 [pid 5047] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5047] write(3, "536870912", 9) = 9 [pid 5047] close(3) = 0 [pid 5047] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5047] write(3, "1024", 4) = 4 [pid 5047] close(3) = 0 [pid 5047] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5047] write(3, "8192", 4) = 4 [pid 5047] close(3) = 0 [pid 5047] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5047] write(3, "1024", 4) = 4 [pid 5047] close(3) = 0 [pid 5047] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5047] write(3, "1024", 4) = 4 [pid 5047] close(3) = 0 [pid 5047] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5047] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5047] close(3) = 0 [pid 5047] getpid() = 1 [pid 5047] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e9 03 fd ff ff 48 8b 7c 24 30 e8 e8 78 25 f8 e9 e5 fb ff ff [ 91.878968][ T945] RSP: 0018:ffffc90004ca7580 EFLAGS: 00010286 [ 91.885231][ T945] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 91.893246][ T945] RDX: ffff88801e260000 RSI: ffffffff814df1b6 RDI: 0000000000000001 [ 91.901272][ T945] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 91.909329][ T945] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 91.917354][ T945] R13: 0000000000000000 R14: 0000000000000008 R15: dffffc0000000000 [ 91.925341][ T945] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 91.934368][ T945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.941445][ T945] CR2: 00007fd9de87d2f0 CR3: 000000000c976000 CR4: 00000000003506e0 [ 91.949476][ T945] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 91.957496][ T945] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 91.965562][ T945] Call Trace: [ 91.968886][ T945] [ 91.971842][ T945] ? show_regs+0x8f/0xa0 [ 91.976105][ T945] ? __warn+0xe6/0x380 [ 91.980267][ T945] ? __rate_control_send_low+0x6d7/0x800 [ 91.985943][ T945] ? report_bug+0x3bc/0x580 [ 91.990520][ T945] ? handle_bug+0x3c/0x70 [ 91.994881][ T945] ? exc_invalid_op+0x17/0x40 [ 91.999625][ T945] ? asm_exc_invalid_op+0x1a/0x20 [ 92.004704][ T945] ? __warn_printk+0x1a6/0x350 [ 92.009608][ T945] ? __rate_control_send_low+0x6d7/0x800 [ 92.015280][ T945] rate_control_send_low+0x296/0x820 [ 92.020618][ T945] rate_control_get_rate+0x1be/0x590 [ 92.025943][ T945] ieee80211_tx_h_rate_ctrl+0xa70/0x19d0 [ 92.031638][ T945] ? ieee80211_probereq_get+0x290/0x290 [ 92.037240][ T945] invoke_tx_handlers_late+0xd15/0x2c90 [ 92.042904][ T945] ? ieee80211_queue_skb+0x472/0x1fb0 [ 92.048336][ T945] ? ieee80211_ie_build_eht_cap+0x3e0/0x3e0 [ 92.054270][ T945] ? invoke_tx_handlers_early+0x663/0x26c0 [ 92.060135][ T945] ieee80211_tx+0x2ff/0x420 [ 92.064670][ T945] ? ieee80211_tx_prepare_skb+0x470/0x470 [ 92.070461][ T945] ? rcu_is_watching+0x12/0xb0 [ 92.075256][ T945] ? lock_acquire+0x464/0x510 [ 92.079990][ T945] ? ieee80211_skb_resize+0x22a/0x620 [ 92.085409][ T945] ? ieee80211_set_qos_hdr+0xba/0x3e0 [ 92.090858][ T945] ieee80211_xmit+0x30e/0x3e0 [ 92.095572][ T945] __ieee80211_tx_skb_tid_band+0x2a0/0x700 [ 92.101440][ T945] ieee80211_scan_state_send_probe+0x33c/0x970 [ 92.107681][ T945] ieee80211_scan_work+0x6f8/0x1fc0 [ 92.112903][ T945] ? lock_sync+0x190/0x190 [ 92.117368][ T945] ? reacquire_held_locks+0x4b0/0x4b0 [ 92.122784][ T945] ? __schedule+0xee9/0x59f0 [ 92.127425][ T945] ? ieee80211_run_deferred_scan+0x340/0x340 [ 92.133448][ T945] ? spin_bug+0x1d0/0x1d0 [ 92.137850][ T945] ? rcu_is_watching+0x12/0xb0 [ 92.142735][ T945] process_one_work+0x887/0x15d0 [ 92.147732][ T945] ? lock_sync+0x190/0x190 [ 92.152191][ T945] ? init_worker_pool+0x770/0x770 [ 92.157274][ T945] ? assign_work+0x1a0/0x240 [ 92.161906][ T945] worker_thread+0x8bb/0x1290 [ 92.166616][ T945] ? process_one_work+0x15d0/0x15d0 [ 92.171979][ T945] kthread+0x33a/0x430 [ 92.176060][ T945] ? kthread_complete_and_exit+0x40/0x40 [ 92.181742][ T945] ret_from_fork+0x45/0x80 [ 92.186192][ T945] ? kthread_complete_and_exit+0x40/0x40 [ 92.191872][ T945] ret_from_fork_asm+0x11/0x20 [ 92.196718][ T945] [ 92.199740][ T945] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 92.207024][ T945] CPU: 1 PID: 945 Comm: kworker/u4:6 Not tainted 6.6.0-rc1-syzkaller-00033-g3669558bdf35 #0 [ 92.217123][ T945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 92.227221][ T945] Workqueue: phy4 ieee80211_scan_work [ 92.232647][ T945] Call Trace: [ 92.235948][ T945] [ 92.238901][ T945] dump_stack_lvl+0xd9/0x1b0 [ 92.243521][ T945] panic+0x6a6/0x750 [ 92.247458][ T945] ? panic_smp_self_stop+0xa0/0xa0 [ 92.252627][ T945] ? __rate_control_send_low+0x6d7/0x800 [ 92.258295][ T945] check_panic_on_warn+0xab/0xb0 [ 92.263271][ T945] __warn+0xf2/0x380 [ 92.267202][ T945] ? __rate_control_send_low+0x6d7/0x800 [ 92.272870][ T945] report_bug+0x3bc/0x580 [ 92.277271][ T945] handle_bug+0x3c/0x70 [ 92.281460][ T945] exc_invalid_op+0x17/0x40 [ 92.285998][ T945] asm_exc_invalid_op+0x1a/0x20 [ 92.290883][ T945] RIP: 0010:__rate_control_send_low+0x6d7/0x800 [ 92.297172][ T945] Code: 8b a4 a0 d4 00 00 00 e8 f7 b7 cf f7 44 8b 44 24 3c 45 89 e9 89 d9 48 8b 74 24 18 44 89 e2 48 c7 c7 e0 ff c4 8b e8 69 d9 95 f7 <0f> 0b e9 03 fd ff ff 48 8b 7c 24 30 e8 e8 78 25 f8 e9 e5 fb ff ff [ 92.316821][ T945] RSP: 0018:ffffc90004ca7580 EFLAGS: 00010286 [ 92.322921][ T945] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 92.330921][ T945] RDX: ffff88801e260000 RSI: ffffffff814df1b6 RDI: 0000000000000001 [ 92.338926][ T945] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 92.347451][ T945] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 92.355454][ T945] R13: 0000000000000000 R14: 0000000000000008 R15: dffffc0000000000 [ 92.363466][ T945] ? __warn_printk+0x1a6/0x350 [ 92.368288][ T945] rate_control_send_low+0x296/0x820 [ 92.373615][ T945] rate_control_get_rate+0x1be/0x590 [ 92.378943][ T945] ieee80211_tx_h_rate_ctrl+0xa70/0x19d0 [ 92.384625][ T945] ? ieee80211_probereq_get+0x290/0x290 [ 92.390202][ T945] invoke_tx_handlers_late+0xd15/0x2c90 [ 92.395849][ T945] ? ieee80211_queue_skb+0x472/0x1fb0 [ 92.401230][ T945] ? ieee80211_ie_build_eht_cap+0x3e0/0x3e0 [ 92.407161][ T945] ? invoke_tx_handlers_early+0x663/0x26c0 [ 92.413008][ T945] ieee80211_tx+0x2ff/0x420 [ 92.417550][ T945] ? ieee80211_tx_prepare_skb+0x470/0x470 [ 92.423297][ T945] ? rcu_is_watching+0x12/0xb0 [ 92.428076][ T945] ? lock_acquire+0x464/0x510 [ 92.432775][ T945] ? ieee80211_skb_resize+0x22a/0x620 [ 92.438173][ T945] ? ieee80211_set_qos_hdr+0xba/0x3e0 [ 92.443568][ T945] ieee80211_xmit+0x30e/0x3e0 [ 92.448267][ T945] __ieee80211_tx_skb_tid_band+0x2a0/0x700 [ 92.454089][ T945] ieee80211_scan_state_send_probe+0x33c/0x970 [ 92.460265][ T945] ieee80211_scan_work+0x6f8/0x1fc0 [ 92.465482][ T945] ? lock_sync+0x190/0x190 [ 92.469935][ T945] ? reacquire_held_locks+0x4b0/0x4b0 [ 92.475341][ T945] ? __schedule+0xee9/0x59f0 [ 92.479939][ T945] ? ieee80211_run_deferred_scan+0x340/0x340 [ 92.485950][ T945] ? spin_bug+0x1d0/0x1d0 [ 92.490297][ T945] ? rcu_is_watching+0x12/0xb0 [ 92.495069][ T945] process_one_work+0x887/0x15d0 [ 92.500039][ T945] ? lock_sync+0x190/0x190 [ 92.504472][ T945] ? init_worker_pool+0x770/0x770 [ 92.509514][ T945] ? assign_work+0x1a0/0x240 [ 92.514131][ T945] worker_thread+0x8bb/0x1290 [ 92.518835][ T945] ? process_one_work+0x15d0/0x15d0 [ 92.524049][ T945] kthread+0x33a/0x430 [ 92.528214][ T945] ? kthread_complete_and_exit+0x40/0x40 [ 92.533954][ T945] ret_from_fork+0x45/0x80 [ 92.538419][ T945] ? kthread_complete_and_exit+0x40/0x40 [ 92.544061][ T945] ret_from_fork_asm+0x11/0x20 [ 92.548853][ T945] [ 92.552226][ T945] Kernel Offset: disabled [ 92.556562][ T945] Rebooting in 86400 seconds..