./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3561025357 <...> Warning: Permanently added '10.128.0.70' (ED25519) to the list of known hosts. execve("./syz-executor3561025357", ["./syz-executor3561025357"], 0x7ffe67359fc0 /* 10 vars */) = 0 brk(NULL) = 0x55558a0a6000 brk(0x55558a0a6e00) = 0x55558a0a6e00 arch_prctl(ARCH_SET_FS, 0x55558a0a6480) = 0 set_tid_address(0x55558a0a6750) = 5832 set_robust_list(0x55558a0a6760, 24) = 0 rseq(0x55558a0a6da0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3561025357", 4096) = 28 getrandom("\xc4\x08\xfa\x83\x22\x00\xf7\xb3", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558a0a6e00 brk(0x55558a0c7e00) = 0x55558a0c7e00 brk(0x55558a0c8000) = 0x55558a0c8000 mprotect(0x7f19e6252000, 16384, PROT_READ) = 0 mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000 mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000 mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5834 attached , child_tidptr=0x55558a0a6750) = 5834 [ 97.199384][ T8] cfg80211: failed to load regulatory.db [pid 5834] set_robust_list(0x55558a0a6760, 24) = 0 [pid 5832] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "10000000000", 11) = 11 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "20", 2) = 2 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "1", 1) = 1 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "0", 1) = 1 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "0", 1) = 1 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "1", 1) = 1 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "100", 3) = 3 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "0", 1) = 1 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "0", 1) = 1 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "7 4 1 3", 7) = 7 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "1", 1) = 1 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "1", 1) = 1 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "0", 1) = 1 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "5834", 4) = 4 [pid 5832] close(3) = 0 [pid 5832] kill(5834, SIGKILL) = 0 [pid 5834] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5834, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=1 /* 0.01 s */} --- openat(AT_FDCWD, "/proc/self/make-it-fail", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f19e61ad170, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f19e61b4510}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f19e61ad170, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f19e61b4510}, NULL, 8) = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5835 attached [pid 5835] set_robust_list(0x55558a0a6760, 24 [pid 5832] <... clone resumed>, child_tidptr=0x55558a0a6750) = 5835 [pid 5835] <... set_robust_list resumed>) = 0 [pid 5835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5835] getppid() = 0 [pid 5835] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5835] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5835] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5835] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5835] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5835] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5835] unshare(CLONE_NEWNS) = 0 [pid 5835] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5835] unshare(CLONE_NEWIPC) = 0 [pid 5835] unshare(CLONE_NEWCGROUP) = 0 [pid 5835] unshare(CLONE_NEWUTS) = 0 [pid 5835] unshare(CLONE_SYSVSEM) = 0 [pid 5835] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5835] write(3, "16777216", 8) = 8 [pid 5835] close(3) = 0 [pid 5835] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5835] write(3, "536870912", 9) = 9 [pid 5835] close(3) = 0 [pid 5835] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5835] write(3, "1024", 4) = 4 [pid 5835] close(3) = 0 [pid 5835] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5835] write(3, "8192", 4) = 4 [pid 5835] close(3) = 0 [pid 5835] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5835] write(3, "1024", 4) = 4 [pid 5835] close(3) = 0 [pid 5835] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5835] write(3, "1024", 4) = 4 [pid 5835] close(3) = 0 [pid 5835] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5835] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5835] close(3) = 0 [pid 5835] getpid() = 1 [pid 5835] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 99.067555][ T5835] dump_stack_lvl+0x241/0x360 [ 99.067598][ T5835] ? __pfx_dump_stack_lvl+0x10/0x10 [ 99.067616][ T5835] ? __pfx__printk+0x10/0x10 [ 99.067634][ T5835] ? __kmalloc_noprof+0xb5/0x4c0 [ 99.067658][ T5835] ? __pfx___might_resched+0x10/0x10 [ 99.067685][ T5835] should_fail_ex+0x40a/0x550 [ 99.067712][ T5835] should_failslab+0xac/0x100 [ 99.067737][ T5835] __kmalloc_noprof+0xdd/0x4c0 [ 99.067760][ T5835] ? hci_alloc_dev_priv+0x27/0x2030 [ 99.067786][ T5835] hci_alloc_dev_priv+0x27/0x2030 [ 99.067805][ T5835] hci_uart_tty_ioctl+0x3f5/0xa00 [ 99.067832][ T5835] ? __pfx_hci_uart_tty_ioctl+0x10/0x10 [ 99.067858][ T5835] tty_ioctl+0x998/0xdc0 [ 99.067878][ T5835] ? __pfx_tty_ioctl+0x10/0x10 [ 99.067899][ T5835] __se_sys_ioctl+0xf1/0x160 [ 99.067922][ T5835] do_syscall_64+0xf3/0x230 [ 99.067945][ T5835] ? clear_bhb_loop+0x45/0xa0 [ 99.067970][ T5835] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 99.067991][ T5835] RIP: 0033:0x7f19e61e60d9 [pid 5835] ioctl(4, _IOC(_IOC_WRITE, 0x55, 0xc8, 0x4), 0x2) = -1 ENOMEM (Cannot allocate memory) [pid 5835] exit_group(1) = ? [ 99.068009][ T5835] 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 [ 99.068021][ T5835] RSP: 002b:00007ffed97fcdf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 99.068037][ T5835] RAX: ffffffffffffffda RBX: 00007ffed97fce00 RCX: 00007f19e61e60d9 [ 99.068053][ T5835] RDX: 0000000000000002 RSI: 00000000400455c8 RDI: 0000000000000004 [ 99.068062][ T5835] RBP: 0000000000000001 R08: 00007ffed97fcb97 R09: 0000000000000033 [ 99.068071][ T5835] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f19e62271e3 [ 99.068080][ T5835] R13: 00007f19e622714b R14: 00007f19e622703e R15: 00007f19e6252570 [ 99.068108][ T5835] [ 99.068123][ T5835] Bluetooth: Can't allocate HCI device [ 99.290578][ T5835] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000067: 0000 [#1] PREEMPT SMP KASAN PTI [ 99.303230][ T5835] KASAN: null-ptr-deref in range [0x0000000000000338-0x000000000000033f] [ 99.311680][ T5835] CPU: 1 UID: 0 PID: 5835 Comm: syz-executor356 Not tainted 6.14.0-rc3-next-20250218-syzkaller #0 [ 99.322287][ T5835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 99.332341][ T5835] RIP: 0010:__lock_acquire+0x6a/0x2100 [ 99.337831][ T5835] Code: b6 04 30 84 c0 0f 85 f8 16 00 00 45 31 f6 83 3d 2b c3 a0 0e 00 0f 84 c8 13 00 00 89 54 24 60 89 5c 24 38 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 58 6c 8c 00 48 be 00 00 00 00 00 fc [ 99.357443][ T5835] RSP: 0018:ffffc9000407f6d0 EFLAGS: 00010002 [ 99.363542][ T5835] RAX: 0000000000000067 RBX: 0000000000000000 RCX: 0000000000000000 [ 99.371510][ T5835] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000000338 [ 99.379542][ T5835] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000001 [ 99.387536][ T5835] R10: dffffc0000000000 R11: fffffbfff207b48f R12: ffff88802a51bc00 [ 99.395522][ T5835] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000338 [ 99.403491][ T5835] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 99.412415][ T5835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.419000][ T5835] CR2: 000000000045ddf0 CR3: 000000000e938000 CR4: 00000000003526f0 [ 99.426982][ T5835] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 99.434954][ T5835] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 99.442934][ T5835] Call Trace: [ 99.446215][ T5835] [ 99.449151][ T5835] ? __die_body+0x5f/0xb0 [ 99.453490][ T5835] ? die_addr+0xb0/0xe0 [ 99.457658][ T5835] ? exc_general_protection+0x3dd/0x5d0 [ 99.463213][ T5835] ? asm_exc_general_protection+0x26/0x30 [ 99.468972][ T5835] ? __lock_acquire+0x6a/0x2100 [ 99.473847][ T5835] ? __pfx_lock_release+0x10/0x10 [ 99.478896][ T5835] ? rcu_read_lock_any_held+0x8d/0x160 [ 99.484362][ T5835] lock_acquire+0x1ed/0x550 [ 99.488889][ T5835] ? __timer_delete_sync+0x12f/0x310 [ 99.494184][ T5835] ? rcu_is_watching+0x15/0xb0 [ 99.498964][ T5835] ? __pfx_lock_acquire+0x10/0x10 [ 99.503997][ T5835] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 99.509987][ T5835] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 99.516329][ T5835] ? __timer_delete_sync+0x12f/0x310 [ 99.521622][ T5835] __timer_delete_sync+0x148/0x310 [ 99.526733][ T5835] ? __timer_delete_sync+0x12f/0x310 [ 99.532027][ T5835] ? __pfx___timer_delete_sync+0x10/0x10 [ 99.537665][ T5835] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 99.543653][ T5835] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 99.550003][ T5835] h5_close+0x4b/0x170 [ 99.554080][ T5835] hci_uart_tty_close+0x205/0x290 [ 99.559114][ T5835] tty_ldisc_kill+0xa3/0x1a0 [ 99.563704][ T5835] tty_ldisc_release+0x1a1/0x200 [ 99.568769][ T5835] tty_release_struct+0x2b/0xe0 [ 99.573632][ T5835] tty_release+0xd06/0x12c0 [ 99.578185][ T5835] ? __pfx_tty_release+0x10/0x10 [ 99.583152][ T5835] __fput+0x3e9/0x9f0 [ 99.587141][ T5835] task_work_run+0x24f/0x310 [ 99.591738][ T5835] ? __pfx_task_work_run+0x10/0x10 [ 99.596846][ T5835] ? do_exit+0xa25/0x28e0 [ 99.601183][ T5835] ? do_exit+0xa25/0x28e0 [ 99.605532][ T5835] do_exit+0xa2a/0x28e0 [ 99.609694][ T5835] ? __pfx_do_exit+0x10/0x10 [ 99.614283][ T5835] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 99.620278][ T5835] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 99.626630][ T5835] ? _raw_spin_unlock_irq+0x23/0x50 [ 99.631836][ T5835] ? lockdep_hardirqs_on+0x99/0x150 [ 99.637046][ T5835] do_group_exit+0x207/0x2c0 [ 99.641661][ T5835] __x64_sys_exit_group+0x3f/0x40 [ 99.646689][ T5835] x64_sys_call+0x26c3/0x26d0 [ 99.651369][ T5835] do_syscall_64+0xf3/0x230 [ 99.655877][ T5835] ? clear_bhb_loop+0x45/0xa0 [ 99.660570][ T5835] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 99.666465][ T5835] RIP: 0033:0x7f19e61e4229 [ 99.670968][ T5835] Code: Unable to access opcode bytes at 0x7f19e61e41ff. [ 99.677979][ T5835] RSP: 002b:00007ffed97fcdc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 99.686387][ T5835] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f19e61e4229 [ 99.694361][ T5835] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 99.702329][ T5835] RBP: 00007f19e6258370 R08: ffffffffffffffb8 R09: 0000000000000033 [ 99.710296][ T5835] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f19e6258370 [ 99.718276][ T5835] R13: 0000000000000000 R14: 00007f19e6258dc0 R15: 00007f19e61ad610 [ 99.726295][ T5835] [ 99.729332][ T5835] Modules linked in: [ 99.733241][ T5835] ---[ end trace 0000000000000000 ]--- [ 99.738697][ T5835] RIP: 0010:__lock_acquire+0x6a/0x2100 [ 99.744161][ T5835] Code: b6 04 30 84 c0 0f 85 f8 16 00 00 45 31 f6 83 3d 2b c3 a0 0e 00 0f 84 c8 13 00 00 89 54 24 60 89 5c 24 38 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 58 6c 8c 00 48 be 00 00 00 00 00 fc [ 99.763782][ T5835] RSP: 0018:ffffc9000407f6d0 EFLAGS: 00010002 [ 99.769855][ T5835] RAX: 0000000000000067 RBX: 0000000000000000 RCX: 0000000000000000 [ 99.777828][ T5835] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000000338 [ 99.785796][ T5835] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000001 [ 99.793759][ T5835] R10: dffffc0000000000 R11: fffffbfff207b48f R12: ffff88802a51bc00 [ 99.801734][ T5835] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000338 [ 99.809704][ T5835] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 99.818642][ T5835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.825251][ T5835] CR2: 000000000045ddf0 CR3: 000000000e938000 CR4: 00000000003526f0 [ 99.833763][ T5835] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 99.841743][ T5835] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 99.849737][ T5835] Kernel panic - not syncing: Fatal exception [ 99.856222][ T5835] Kernel Offset: disabled [ 99.860557][ T5835] Rebooting in 86400 seconds..