./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4000536803 <...> Warning: Permanently added '10.128.1.79' (ED25519) to the list of known hosts. execve("./syz-executor4000536803", ["./syz-executor4000536803"], 0x7ffd72877330 /* 10 vars */) = 0 brk(NULL) = 0x555564d4e000 brk(0x555564d4ed00) = 0x555564d4ed00 arch_prctl(ARCH_SET_FS, 0x555564d4e380) = 0 set_tid_address(0x555564d4e650) = 5851 set_robust_list(0x555564d4e660, 24) = 0 rseq(0x555564d4eca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4000536803", 4096) = 28 getrandom("\x01\xac\x16\xf0\x50\xa9\x23\xef", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555564d4ed00 brk(0x555564d6fd00) = 0x555564d6fd00 brk(0x555564d70000) = 0x555564d70000 mprotect(0x7fc578df5000, 16384, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555564d4e650) = 5852 ./strace-static-x86_64: Process 5852 attached [pid 5852] set_robust_list(0x555564d4e660, 24) = 0 [pid 5852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5852] getppid() = 0 [pid 5852] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 3 [pid 5852] dup2(3, 201) = 201 [pid 5852] close(3) = 0 [pid 5852] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5852] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5852] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5852] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5852] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5852] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5852] unshare(CLONE_NEWNS) = 0 [pid 5852] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5852] unshare(CLONE_NEWIPC) = 0 [pid 5852] unshare(CLONE_NEWCGROUP) = 0 [pid 5852] unshare(CLONE_NEWUTS) = 0 [pid 5852] unshare(CLONE_SYSVSEM) = 0 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5852] write(3, "16777216", 8) = 8 [pid 5852] close(3) = 0 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5852] write(3, "536870912", 9) = 9 [pid 5852] close(3) = 0 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5852] write(3, "1024", 4) = 4 [pid 5852] close(3) = 0 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5852] write(3, "8192", 4) = 4 [pid 5852] close(3) = 0 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5852] write(3, "1024", 4) = 4 [pid 5852] close(3) = 0 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5852] write(3, "1024", 4) = 4 [pid 5852] close(3) = 0 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5852] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5852] close(3) = 0 [pid 5852] getpid() = 1 [pid 5852] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< b6 04 07 3c 08 0f 92 c0 e9 50 74 45 09 cc 66 66 66 66 66 66 2e [ 114.623226][ T5852] RSP: 0018:ffffc9000414f808 EFLAGS: 00010206 [ 114.629300][ T5852] RAX: dffffc0000000000 RBX: ffffffff89456438 RCX: c428dcb0c6604300 [ 114.637281][ T5852] RDX: 0000000000000000 RSI: ffffffff89456438 RDI: 000000000000004b [ 114.645258][ T5852] RBP: ffffffff8a5ae395 R08: 0000000000000001 R09: 0000000000000000 [ 114.653233][ T5852] R10: dffffc0000000000 R11: fffffbfff1f4221f R12: 0000000000000000 [ 114.661205][ T5852] R13: 0000000000000258 R14: 0000000000000258 R15: 0000000000000001 [ 114.669173][ T5852] FS: 0000555564d4e380(0000) GS:ffff888125c51000(0000) knlGS:0000000000000000 [ 114.678103][ T5852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.684716][ T5852] CR2: 000055fcd7474000 CR3: 0000000073dcc000 CR4: 00000000003526f0 [ 114.692693][ T5852] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 114.700661][ T5852] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 114.708630][ T5852] Call Trace: [ 114.711919][ T5852] [ 114.714848][ T5852] __kasan_check_byte+0x12/0x40 [ 114.719702][ T5852] lock_acquire+0x8d/0x360 [ 114.724135][ T5852] ? lockdep_hardirqs_on+0x9c/0x150 [ 114.729349][ T5852] ? __local_bh_enable_ip+0x12d/0x1c0 [ 114.734724][ T5852] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 114.740442][ T5852] lock_sock_nested+0x48/0x100 [ 114.745213][ T5852] ? rose_device_event+0x365/0x6a0 [ 114.750420][ T5852] rose_device_event+0x365/0x6a0 [ 114.755363][ T5852] ? __pfx_rose_device_event+0x10/0x10 [ 114.760839][ T5852] ? __local_bh_enable_ip+0x12d/0x1c0 [ 114.766234][ T5852] ? nr_device_event+0x137/0x150 [ 114.771182][ T5852] notifier_call_chain+0x1b3/0x3e0 [ 114.776300][ T5852] __dev_notify_flags+0x18d/0x2e0 [ 114.781324][ T5852] ? __pfx___dev_notify_flags+0x10/0x10 [ 114.786865][ T5852] ? __dev_change_flags+0x4cc/0x6d0 [ 114.792079][ T5852] ? __pfx___dev_change_flags+0x10/0x10 [ 114.797770][ T5852] ? dev_ioctl+0x7a4/0x1150 [ 114.802304][ T5852] ? full_name_hash+0x92/0xe0 [ 114.806993][ T5852] netif_change_flags+0xe8/0x1a0 [ 114.811939][ T5852] dev_change_flags+0x130/0x260 [ 114.816794][ T5852] dev_ioctl+0x7b4/0x1150 [ 114.821129][ T5852] sock_do_ioctl+0x22c/0x300 [ 114.825731][ T5852] ? __pfx_sock_do_ioctl+0x10/0x10 [ 114.830866][ T5852] sock_ioctl+0x576/0x790 [ 114.835216][ T5852] ? __pfx_sock_ioctl+0x10/0x10 [ 114.840074][ T5852] ? bpf_lsm_file_ioctl+0x9/0x20 [ 114.845015][ T5852] ? __pfx_sock_ioctl+0x10/0x10 [ 114.849866][ T5852] __se_sys_ioctl+0xfc/0x170 [ 114.854457][ T5852] do_syscall_64+0xfa/0x3b0 [ 114.858958][ T5852] ? lockdep_hardirqs_on+0x9c/0x150 [ 114.864178][ T5852] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 114.870269][ T5852] ? clear_bhb_loop+0x60/0xb0 [ 114.874989][ T5852] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 114.880904][ T5852] RIP: 0033:0x7fc578d7c889 [ 114.885346][ T5852] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 [ 114.904956][ T5852] RSP: 002b:00007ffeae257b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 114.913368][ T5852] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc578d7c889 [ 114.921334][ T5852] RDX: 0000200000000300 RSI: 0000000000008914 RDI: 0000000000000004 [ 114.929313][ T5852] RBP: 0000000000000003 R08: 0000555500000000 R09: 0000555500000000 [ 114.937289][ T5852] R10: 0000555500000000 R11: 0000000000000246 R12: 0000555564d4e338 [ 114.945262][ T5852] R13: 0000000000000010 R14: 0000003065736f72 R15: 0000000000000000 [ 114.953245][ T5852] [ 114.956261][ T5852] Modules linked in: [ 114.960687][ T5852] ---[ end trace 0000000000000000 ]--- [ 114.966824][ T5852] RIP: 0010:kasan_byte_accessible+0x12/0x30 [ 114.972865][ T5852] Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 07 3c 08 0f 92 c0 e9 50 74 45 09 cc 66 66 66 66 66 66 2e [ 114.992576][ T5852] RSP: 0018:ffffc9000414f808 EFLAGS: 00010206 [ 114.998679][ T5852] RAX: dffffc0000000000 RBX: ffffffff89456438 RCX: c428dcb0c6604300 [ 115.006758][ T5852] RDX: 0000000000000000 RSI: ffffffff89456438 RDI: 000000000000004b [ 115.015054][ T5852] RBP: ffffffff8a5ae395 R08: 0000000000000001 R09: 0000000000000000 [ 115.023065][ T5852] R10: dffffc0000000000 R11: fffffbfff1f4221f R12: 0000000000000000 [ 115.031201][ T5852] R13: 0000000000000258 R14: 0000000000000258 R15: 0000000000000001 [ 115.039255][ T5852] FS: 0000555564d4e380(0000) GS:ffff888125c51000(0000) knlGS:0000000000000000 [ 115.048278][ T5852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.054916][ T5852] CR2: 000055fcd7474000 CR3: 0000000073dcc000 CR4: 00000000003526f0 [ 115.062949][ T5852] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 115.070984][ T5852] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 115.078962][ T5852] Kernel panic - not syncing: Fatal exception [ 115.085425][ T5852] Kernel Offset: disabled [ 115.089754][ T5852] Rebooting in 86400 seconds..