./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor459163055 <...> Warning: Permanently added '10.128.1.164' (ED25519) to the list of known hosts. execve("./syz-executor459163055", ["./syz-executor459163055"], 0x7ffee1799e90 /* 10 vars */) = 0 brk(NULL) = 0x555555b8c000 brk(0x555555b8cd00) = 0x555555b8cd00 arch_prctl(ARCH_SET_FS, 0x555555b8c380) = 0 set_tid_address(0x555555b8c650) = 5060 set_robust_list(0x555555b8c660, 24) = 0 rseq(0x555555b8cca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor459163055", 4096) = 27 getrandom("\xd5\x98\x5a\x75\x86\x43\x1e\x86", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555b8cd00 brk(0x555555badd00) = 0x555555badd00 brk(0x555555bae000) = 0x555555bae000 mprotect(0x7f0e47205000, 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=0x555555b8c650) = 5061 ./strace-static-x86_64: Process 5061 attached [pid 5061] set_robust_list(0x555555b8c660, 24) = 0 [pid 5061] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5061] setsid() = 1 [pid 5061] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [ 82.078029][ T27] audit: type=1400 audit(1700229245.477:83): avc: denied { execmem } for pid=5060 comm="syz-executor459" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 5061] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5061] unshare(CLONE_NEWNS) = 0 [pid 5061] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5061] unshare(CLONE_NEWIPC) = 0 [pid 5061] unshare(CLONE_NEWCGROUP) = 0 [pid 5061] unshare(CLONE_NEWUTS) = 0 [pid 5061] unshare(CLONE_SYSVSEM) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "16777216", 8) = 8 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "536870912", 9) = 9 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "8192", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5061] close(3) = 0 [pid 5061] getpid() = 1 [pid 5061] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 90 e8 22 2f 98 f7 4c 89 e2 48 b8 00 00 00 00 00 fc ff df [ 82.908359][ T5061] RSP: 0018:ffffc9000339f450 EFLAGS: 00010286 [ 82.914466][ T5061] RAX: 0000000000000000 RBX: ffff888021424c80 RCX: ffffffff814ca799 [ 82.922553][ T5061] RDX: ffff88806d890040 RSI: ffffffff814ca7a6 RDI: 0000000000000001 [ 82.930627][ T5061] RBP: 0000000002000000 R08: 0000000000000001 R09: 0000000000000000 [ 82.938709][ T5061] R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880214254d0 [ 82.946745][ T5061] R13: ffff8880214262a8 R14: ffff888020378e20 R15: 0000000000000000 [ 82.954924][ T5061] FS: 0000555555b8c380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 82.963952][ T5061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.970596][ T5061] CR2: 000000000066a310 CR3: 000000007f5de000 CR4: 00000000003506f0 [ 82.978623][ T5061] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.986649][ T5061] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.994639][ T5061] Call Trace: [ 82.997990][ T5061] [ 83.000933][ T5061] ? show_regs+0x8f/0xa0 [ 83.005199][ T5061] ? __warn+0xe6/0x390 [ 83.009364][ T5061] ? ieee80211_link_info_change_notify+0x215/0x340 [ 83.016114][ T5061] ? report_bug+0x3bc/0x580 [ 83.020670][ T5061] ? handle_bug+0x3d/0x70 [ 83.025013][ T5061] ? exc_invalid_op+0x17/0x40 [ 83.029858][ T5061] ? asm_exc_invalid_op+0x1a/0x20 [ 83.034917][ T5061] ? __warn_printk+0x199/0x350 [ 83.039740][ T5061] ? __warn_printk+0x1a6/0x350 [ 83.044528][ T5061] ? ieee80211_link_info_change_notify+0x215/0x340 [ 83.051097][ T5061] ieee80211_set_mcast_rate+0x42/0x50 [ 83.056815][ T5061] ? ieee80211_copy_rnr_beacon+0x280/0x280 [ 83.062635][ T5061] nl80211_set_mcast_rate+0x339/0x580 [ 83.068193][ T5061] ? nl80211_nan_del_func+0x510/0x510 [ 83.073620][ T5061] ? nl80211_pre_doit+0x1b0/0xb10 [ 83.078728][ T5061] genl_family_rcv_msg_doit+0x1fc/0x2e0 [ 83.084311][ T5061] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 83.091757][ T5061] ? ns_capable+0xd5/0x110 [ 83.096233][ T5061] genl_rcv_msg+0x561/0x800 [ 83.100757][ T5061] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 83.106703][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 83.112715][ T5061] ? cfg80211_crit_proto_stopped+0x490/0x490 [ 83.118757][ T5061] ? nl80211_nan_del_func+0x510/0x510 [ 83.124158][ T5061] ? nl80211_get_power_save+0x480/0x480 [ 83.129779][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 83.135814][ T5061] netlink_rcv_skb+0x16b/0x440 [ 83.140602][ T5061] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 83.146602][ T5061] ? netlink_ack+0x1380/0x1380 [ 83.151481][ T5061] ? down_read+0xc9/0x330 [ 83.155917][ T5061] ? rwsem_down_read_slowpath+0xb20/0xb20 [ 83.161809][ T5061] ? netlink_deliver_tap+0x1a0/0xd00 [ 83.167169][ T5061] genl_rcv+0x28/0x40 [ 83.171180][ T5061] netlink_unicast+0x53b/0x810 [ 83.176030][ T5061] ? netlink_attachskb+0x880/0x880 [ 83.181186][ T5061] netlink_sendmsg+0x93c/0xe40 [ 83.186108][ T5061] ? netlink_unicast+0x810/0x810 [ 83.191079][ T5061] ? netlink_unicast+0x810/0x810 [ 83.196072][ T5061] __sock_sendmsg+0xd5/0x180 [ 83.200686][ T5061] ____sys_sendmsg+0x6ac/0x940 [ 83.205449][ T5061] ? copy_msghdr_from_user+0x10b/0x160 [ 83.210968][ T5061] ? kernel_sendmsg+0x50/0x50 [ 83.215697][ T5061] ? hlock_class+0x4e/0x130 [ 83.220205][ T5061] ___sys_sendmsg+0x135/0x1d0 [ 83.224888][ T5061] ? do_recvmmsg+0x740/0x740 [ 83.229569][ T5061] ? recalc_sigpending_tsk+0x187/0x1d0 [ 83.235067][ T5061] ? __fget_light+0x1fc/0x260 [ 83.239800][ T5061] __sys_sendmsg+0x117/0x1e0 [ 83.244422][ T5061] ? __sys_sendmsg_sock+0x30/0x30 [ 83.249538][ T5061] ? ptrace_notify+0xf4/0x130 [ 83.254242][ T5061] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 83.260796][ T5061] do_syscall_64+0x40/0x110 [ 83.265326][ T5061] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 83.271285][ T5061] RIP: 0033:0x7f0e4718cbb9 [ 83.275752][ T5061] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 19 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 [ 83.295596][ T5061] RSP: 002b:00007fff909f87a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.304034][ T5061] RAX: ffffffffffffffda RBX: 00007f0e471da050 RCX: 00007f0e4718cbb9 [ 83.312095][ T5061] RDX: 0000000000000000 RSI: 0000000020000cc0 RDI: 0000000000000004 [ 83.320134][ T5061] RBP: 0000000000000031 R08: 0000000c55b8d378 R09: 0000000c55b8d378 [ 83.328166][ T5061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 83.336290][ T5061] R13: 0000000000050012 R14: 00007fff909f87da R15: 00007f0e4720b320 [ 83.344275][ T5061] [ 83.347348][ T5061] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 83.354641][ T5061] CPU: 0 PID: 5061 Comm: syz-executor459 Not tainted 6.7.0-rc1-syzkaller-00125-g7475e51b8796 #0 [ 83.365055][ T5061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 83.375113][ T5061] Call Trace: [ 83.378405][ T5061] [ 83.381351][ T5061] dump_stack_lvl+0xd9/0x1b0 [ 83.385940][ T5061] panic+0x6dc/0x790 [ 83.389834][ T5061] ? panic_smp_self_stop+0xa0/0xa0 [ 83.394947][ T5061] ? show_trace_log_lvl+0x363/0x4f0 [ 83.400159][ T5061] ? check_panic_on_warn+0x1f/0xb0 [ 83.405275][ T5061] ? ieee80211_link_info_change_notify+0x215/0x340 [ 83.411781][ T5061] check_panic_on_warn+0xab/0xb0 [ 83.416727][ T5061] __warn+0xf2/0x390 [ 83.420625][ T5061] ? ieee80211_link_info_change_notify+0x215/0x340 [ 83.427135][ T5061] report_bug+0x3bc/0x580 [ 83.431463][ T5061] handle_bug+0x3d/0x70 [ 83.435642][ T5061] exc_invalid_op+0x17/0x40 [ 83.440144][ T5061] asm_exc_invalid_op+0x1a/0x20 [ 83.445088][ T5061] RIP: 0010:ieee80211_link_info_change_notify+0x215/0x340 [ 83.452215][ T5061] Code: e8 50 2f 98 f7 48 8b 74 24 08 48 89 74 24 08 e8 41 2f 98 f7 8b 54 24 04 48 c7 c7 e0 a3 0b 8c 48 8b 74 24 08 e8 1c 4e 5e f7 90 <0f> 0b 90 90 e8 22 2f 98 f7 4c 89 e2 48 b8 00 00 00 00 00 fc ff df [ 83.471826][ T5061] RSP: 0018:ffffc9000339f450 EFLAGS: 00010286 [ 83.477903][ T5061] RAX: 0000000000000000 RBX: ffff888021424c80 RCX: ffffffff814ca799 [ 83.485884][ T5061] RDX: ffff88806d890040 RSI: ffffffff814ca7a6 RDI: 0000000000000001 [ 83.493861][ T5061] RBP: 0000000002000000 R08: 0000000000000001 R09: 0000000000000000 [ 83.501834][ T5061] R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880214254d0 [ 83.509811][ T5061] R13: ffff8880214262a8 R14: ffff888020378e20 R15: 0000000000000000 [ 83.517879][ T5061] ? __warn_printk+0x199/0x350 [ 83.522657][ T5061] ? __warn_printk+0x1a6/0x350 [ 83.527435][ T5061] ieee80211_set_mcast_rate+0x42/0x50 [ 83.532819][ T5061] ? ieee80211_copy_rnr_beacon+0x280/0x280 [ 83.538639][ T5061] nl80211_set_mcast_rate+0x339/0x580 [ 83.544119][ T5061] ? nl80211_nan_del_func+0x510/0x510 [ 83.549506][ T5061] ? nl80211_pre_doit+0x1b0/0xb10 [ 83.554551][ T5061] genl_family_rcv_msg_doit+0x1fc/0x2e0 [ 83.560124][ T5061] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 83.567515][ T5061] ? ns_capable+0xd5/0x110 [ 83.571951][ T5061] genl_rcv_msg+0x561/0x800 [ 83.576470][ T5061] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 83.582381][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 83.588375][ T5061] ? cfg80211_crit_proto_stopped+0x490/0x490 [ 83.594369][ T5061] ? nl80211_nan_del_func+0x510/0x510 [ 83.599751][ T5061] ? nl80211_get_power_save+0x480/0x480 [ 83.605304][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 83.611304][ T5061] netlink_rcv_skb+0x16b/0x440 [ 83.616084][ T5061] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 83.622002][ T5061] ? netlink_ack+0x1380/0x1380 [ 83.626784][ T5061] ? down_read+0xc9/0x330 [ 83.631149][ T5061] ? rwsem_down_read_slowpath+0xb20/0xb20 [ 83.636889][ T5061] ? netlink_deliver_tap+0x1a0/0xd00 [ 83.642195][ T5061] genl_rcv+0x28/0x40 [ 83.646193][ T5061] netlink_unicast+0x53b/0x810 [ 83.650977][ T5061] ? netlink_attachskb+0x880/0x880 [ 83.656109][ T5061] netlink_sendmsg+0x93c/0xe40 [ 83.660891][ T5061] ? netlink_unicast+0x810/0x810 [ 83.665843][ T5061] ? netlink_unicast+0x810/0x810 [ 83.670796][ T5061] __sock_sendmsg+0xd5/0x180 [ 83.676176][ T5061] ____sys_sendmsg+0x6ac/0x940 [ 83.680953][ T5061] ? copy_msghdr_from_user+0x10b/0x160 [ 83.686423][ T5061] ? kernel_sendmsg+0x50/0x50 [ 83.691125][ T5061] ? hlock_class+0x4e/0x130 [ 83.695637][ T5061] ___sys_sendmsg+0x135/0x1d0 [ 83.700349][ T5061] ? do_recvmmsg+0x740/0x740 [ 83.704965][ T5061] ? recalc_sigpending_tsk+0x187/0x1d0 [ 83.710444][ T5061] ? __fget_light+0x1fc/0x260 [ 83.715133][ T5061] __sys_sendmsg+0x117/0x1e0 [ 83.719737][ T5061] ? __sys_sendmsg_sock+0x30/0x30 [ 83.724775][ T5061] ? ptrace_notify+0xf4/0x130 [ 83.729458][ T5061] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 83.735715][ T5061] do_syscall_64+0x40/0x110 [ 83.740231][ T5061] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 83.746139][ T5061] RIP: 0033:0x7f0e4718cbb9 [ 83.750554][ T5061] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 19 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 [ 83.770172][ T5061] RSP: 002b:00007fff909f87a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.779032][ T5061] RAX: ffffffffffffffda RBX: 00007f0e471da050 RCX: 00007f0e4718cbb9 [ 83.787011][ T5061] RDX: 0000000000000000 RSI: 0000000020000cc0 RDI: 0000000000000004 [ 83.794984][ T5061] RBP: 0000000000000031 R08: 0000000c55b8d378 R09: 0000000c55b8d378 [ 83.803062][ T5061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 83.811042][ T5061] R13: 0000000000050012 R14: 00007fff909f87da R15: 00007f0e4720b320 [ 83.819122][ T5061] [ 83.822404][ T5061] Kernel Offset: disabled [ 83.826818][ T5061] Rebooting in 86400 seconds..