./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor49637651

<...>
forked to background, child pid 3187
no interfaces have a carrier
[   26.099089][ T3188] 8021q: adding VLAN 0 to HW filter on device bond0
[   26.111026][ T3188] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.0.174' (ECDSA) to the list of known hosts.
execve("./syz-executor49637651", ["./syz-executor49637651"], 0x7fff1d2a0670 /* 10 vars */) = 0
brk(NULL)                               = 0x555557449000
brk(0x555557449c40)                     = 0x555557449c40
arch_prctl(ARCH_SET_FS, 0x555557449300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor49637651", 4096) = 26
brk(0x55555746ac40)                     = 0x55555746ac40
brk(0x55555746b000)                     = 0x55555746b000
mprotect(0x7fe9bca78000, 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./strace-static-x86_64: Process 3609 attached
, child_tidptr=0x5555574495d0) = 3609
[pid  3609] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  3609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3609] setsid()                    = 1
[pid  3609] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  3609] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  3609] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  3609] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  3609] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, NULL) = 0
[pid  3609] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  3609] unshare(CLONE_NEWNS)        = 0
[pid  3609] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  3609] unshare(CLONE_NEWIPC)       = 0
[pid  3609] unshare(CLONE_NEWCGROUP)    = 0
[pid  3609] unshare(CLONE_NEWUTS)       = 0
[pid  3609] unshare(CLONE_SYSVSEM)      = 0
[pid  3609] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3609] write(3, "16777216", 8)     = 8
[pid  3609] close(3)                    = 0
[pid  3609] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  3609] write(3, "536870912", 9)    = 9
[pid  3609] close(3)                    = 0
[pid  3609] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3609] write(3, "1024", 4)         = 4
[pid  3609] close(3)                    = 0
[pid  3609] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3609] write(3, "8192", 4)         = 4
[pid  3609] close(3)                    = 0
[pid  3609] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3609] write(3, "1024", 4)         = 4
[pid  3609] close(3)                    = 0
[pid  3609] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  3609] write(3, "1024", 4)         = 4
[pid  3609] close(3)                    = 0
[pid  3609] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  3609] write(3, "1024 1048576 500 1024", 21) = 21
[pid  3609] close(3)                    = 0
[pid  3609] getpid()                    = 1
[pid  3609] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  3609] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  3609] unshare(CLONE_NEWNET)       = 0
[pid  3609] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  3609] write(3, "0 65535", 7)      = 7
[pid  3609] close(3)                    = 0
[pid  3609] mkdir("/dev/binderfs", 0777) = 0
[pid  3609] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  3609] symlink("/dev/binderfs", "./binderfs") = 0
[pid  3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574495d0) = 2
./strace-static-x86_64: Process 3610 attached
[pid  3610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3610] setpgid(0, 0)               = 0
[pid  3610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3610] write(3, "1000", 4)         = 4
[pid  3610] close(3)                    = 0
[pid  3610] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3
[pid  3610] ioctl(3, BINDER_SET_CONTEXT_MGR, 0) = 0
[pid  3610] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 4
[pid  3610] ioctl(4, BINDER_WRITE_READ, 0x20000080) = 0
[pid  3610] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 5
[pid  3610] dup2(5, 3)                  = 3
[pid  3610] ioctl(3, BINDER_SET_CONTEXT_MGR_EXT, 0x20000040) = 0
[pid  3610] ioctl(4, BINDER_WRITE_READ, 0x20001480) = -1 EFAULT (Bad address)
syzkaller login: [   49.702402][ T3610] binder: 3610:3610 ioctl c0306201 20001480 returned -14
[   49.710827][ T3610] general protection fault, probably for non-canonical address 0xdffffc0000000025: 0000 [#1] PREEMPT SMP KASAN
[   49.722547][ T3610] KASAN: null-ptr-deref in range [0x0000000000000128-0x000000000000012f]
[   49.730941][ T3610] CPU: 0 PID: 3610 Comm: syz-executor496 Not tainted 6.0.0-rc3-syzkaller-00007-gdcf8e5633e2e #0
[   49.741337][ T3610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[   49.751377][ T3610] RIP: 0010:__lock_acquire+0xd83/0x56d0
[   49.757006][ T3610] Code: 9b 0e 41 bf 01 00 00 00 0f 86 c8 00 00 00 89 05 23 46 9b 0e e9 bd 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 4e 31 00 00 49 81 3e 60 64 51 8f 0f 84 4c f3 ff
[   49.776600][ T3610] RSP: 0018:ffffc9000389f268 EFLAGS: 00010002
[   49.782661][ T3610] RAX: dffffc0000000000 RBX: 1ffff92000713e7c RCX: 0000000000000001
[   49.790621][ T3610] RDX: 0000000000000025 RSI: 0000000000000000 RDI: 0000000000000001
[   49.798575][ T3610] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
[   49.806538][ T3610] R10: fffffbfff1bbd2d2 R11: 0000000000000000 R12: 0000000000000000
[   49.814500][ T3610] R13: ffff88802074bb00 R14: 0000000000000128 R15: 0000000000000001
[   49.822455][ T3610] FS:  0000555557449300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[   49.831370][ T3610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.837939][ T3610] CR2: 0000000000000000 CR3: 0000000073e37000 CR4: 00000000003506f0
[   49.845917][ T3610] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   49.854047][ T3610] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   49.861999][ T3610] Call Trace:
[   49.865260][ T3610]  <TASK>
[   49.868189][ T3610]  ? lock_chain_count+0x20/0x20
[   49.873026][ T3610]  ? lock_downgrade+0x6e0/0x6e0
[   49.877862][ T3610]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[   49.883838][ T3610]  ? lock_release+0x780/0x780
[   49.888499][ T3610]  ? __stack_depot_save+0x23f/0x500
[   49.893693][ T3610]  lock_acquire+0x1ab/0x570
[   49.898187][ T3610]  ? binder_alloc_new_buf+0xa5/0x19e0
[   49.903544][ T3610]  ? lock_release+0x780/0x780
[   49.908213][ T3610]  ? __mutex_lock+0x231/0x1350
[   49.912962][ T3610]  down_read+0x98/0x450
[   49.917102][ T3610]  ? binder_alloc_new_buf+0xa5/0x19e0
[   49.922455][ T3610]  ? rwsem_down_read_slowpath+0xb10/0xb10
[   49.928172][ T3610]  ? find_held_lock+0x2d/0x110
[   49.932931][ T3610]  binder_alloc_new_buf+0xa5/0x19e0
[   49.938115][ T3610]  binder_transaction+0x242e/0x9a80
[   49.943299][ T3610]  ? is_bpf_text_address+0x77/0x170
[   49.948491][ T3610]  ? __lock_acquire+0x166e/0x56d0
[   49.953505][ T3610]  ? binder_deferred_func+0x1150/0x1150
[   49.959034][ T3610]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[   49.965002][ T3610]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[   49.970964][ T3610]  ? arch_stack_walk+0x93/0xe0
[   49.975728][ T3610]  ? find_held_lock+0x2d/0x110
[   49.980490][ T3610]  ? __might_fault+0xd1/0x170
[   49.985153][ T3610]  ? lock_downgrade+0x6e0/0x6e0
[   49.989990][ T3610]  binder_thread_write+0x8a9/0x3220
[   49.995189][ T3610]  ? binder_transaction+0x9a80/0x9a80
[   50.000545][ T3610]  ? find_held_lock+0x2d/0x110
[   50.005292][ T3610]  ? binder_debug+0xb2/0x160
[   50.009869][ T3610]  ? __traceiter_binder_return+0xa0/0xa0
[   50.015488][ T3610]  ? lock_downgrade+0x6e0/0x6e0
[   50.020326][ T3610]  binder_ioctl+0x3470/0x6d00
[   50.024998][ T3610]  ? tomoyo_path_number_perm+0x24e/0x590
[   50.030617][ T3610]  ? tomoyo_execute_permission+0x4a0/0x4a0
[   50.036409][ T3610]  ? __sanitizer_cov_trace_switch+0x50/0x90
[   50.042300][ T3610]  ? binder_thread_write+0x3220/0x3220
[   50.047741][ T3610]  ? do_vfs_ioctl+0x132/0x15c0
[   50.052491][ T3610]  ? vfs_fileattr_set+0xbe0/0xbe0
[   50.057500][ T3610]  ? find_held_lock+0x2d/0x110
[   50.062259][ T3610]  ? name_to_dev_t+0x780/0x990
[   50.067019][ T3610]  ? lock_downgrade+0x6e0/0x6e0
[   50.071862][ T3610]  ? _raw_spin_unlock_irq+0x1f/0x40
[   50.077048][ T3610]  ? bpf_lsm_file_ioctl+0x5/0x10
[   50.082010][ T3610]  ? binder_thread_write+0x3220/0x3220
[   50.087465][ T3610]  __x64_sys_ioctl+0x193/0x200
[   50.092214][ T3610]  do_syscall_64+0x35/0xb0
[   50.096616][ T3610]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   50.102504][ T3610] RIP: 0033:0x7fe9bca0b339
[   50.106905][ T3610] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 c0 ff ff ff f7 d8 64 89 01 48
[   50.126497][ T3610] RSP: 002b:00007ffecbe01af8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[   50.134895][ T3610] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe9bca0b339
[   50.142860][ T3610] RDX: 0000000020000680 RSI: 00000000c0306201 RDI: 0000000000000004
[   50.150814][ T3610] RBP: 0000000000000000 R08: 00007fe9bca78e40 R09: 00007fe9bca78e40
[   50.158766][ T3610] R10: 00007fe9bca78e40 R11: 0000000000000246 R12: 00007ffecbe01b30
[   50.166721][ T3610] R13: 00007ffecbe01b20 R14: 00007ffecbe01b10 R15: 0000000000000000
[   50.174680][ T3610]  </TASK>
[   50.177682][ T3610] Modules linked in:
[   50.181565][ T3610] ---[ end trace 0000000000000000 ]---
[   50.186999][ T3610] RIP: 0010:__lock_acquire+0xd83/0x56d0
[   50.192533][ T3610] Code: 9b 0e 41 bf 01 00 00 00 0f 86 c8 00 00 00 89 05 23 46 9b 0e e9 bd 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 4e 31 00 00 49 81 3e 60 64 51 8f 0f 84 4c f3 ff
[   50.212133][ T3610] RSP: 0018:ffffc9000389f268 EFLAGS: 00010002
[   50.218182][ T3610] RAX: dffffc0000000000 RBX: 1ffff92000713e7c RCX: 0000000000000001
[   50.226135][ T3610] RDX: 0000000000000025 RSI: 0000000000000000 RDI: 0000000000000001
[   50.234088][ T3610] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
[   50.242045][ T3610] R10: fffffbfff1bbd2d2 R11: 0000000000000000 R12: 0000000000000000
[   50.249997][ T3610] R13: ffff88802074bb00 R14: 0000000000000128 R15: 0000000000000001
[   50.257951][ T3610] FS:  0000555557449300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[   50.266865][ T3610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.273436][ T3610] CR2: 0000000000000000 CR3: 0000000073e37000 CR4: 00000000003506f0
[   50.281390][ T3610] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   50.289342][ T3610] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   50.297382][ T3610] Kernel panic - not syncing: Fatal exception
[   50.303726][ T3610] Kernel Offset: disabled
[   50.308077][ T3610] Rebooting in 86400 seconds..