./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor916055598
<...>
Warning: Permanently added '10.128.10.22' (ED25519) to the list of known hosts.
execve("./syz-executor916055598", ["./syz-executor916055598"], 0x7ffc3fc359c0 /* 10 vars */) = 0
brk(NULL) = 0x55555612f000
brk(0x55555612fd00) = 0x55555612fd00
arch_prctl(ARCH_SET_FS, 0x55555612f380) = 0
set_tid_address(0x55555612f650) = 298
set_robust_list(0x55555612f660, 24) = 0
rseq(0x55555612fca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented)
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor916055598", 4096) = 27
getrandom("\xbc\x72\xd3\x9f\x59\x7e\x93\xc4", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555612fd00
brk(0x555556150d00) = 0x555556150d00
brk(0x555556151000) = 0x555556151000
mprotect(0x7fa18c93b000, 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
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555612f650) = 299
./strace-static-x86_64: Process 299 attached
[pid 299] set_robust_list(0x55555612f660, 24) = 0
[pid 299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 299] setpgid(0, 0) = 0
[pid 299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 299] write(3, "1000", 4) = 4
[pid 299] close(3) = 0
[ 31.259886][ T30] audit: type=1400 audit(1706095897.801:66): avc: denied { execmem } for pid=298 comm="syz-executor916" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 31.280132][ T30] audit: type=1400 audit(1706095897.801:67): avc: denied { prog_load } for pid=299 comm="syz-executor916" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 31.299660][ T30] audit: type=1400 audit(1706095897.811:68): avc: denied { bpf } for pid=299 comm="syz-executor916" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1
[ 31.320529][ T30] audit: type=1400 audit(1706095897.811:69): avc: denied { perfmon } for pid=299 comm="syz-executor916" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1
[pid 299] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000180, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3
[ 32.047982][ T30] audit: type=1400 audit(1706095898.581:70): avc: denied { confidentiality } for pid=299 comm="syz-executor916" lockdown_reason="use of bpf to read kernel RAM" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=lockdown permissive=1
[ 32.072963][ T30] audit: type=1400 audit(1706095898.611:71): avc: denied { prog_run } for pid=299 comm="syz-executor916" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 32.092148][ T299] BUG: unable to handle page fault for address: ffffffffff600000
[ 32.099729][ T299] #PF: supervisor read access in kernel mode
[ 32.105545][ T299] #PF: error_code(0x0001) - permissions violation
[ 32.111798][ T299] PGD 6812067 P4D 6812067 PUD 6814067 PMD 6816067 PTE 8000000006809165
[ 32.119868][ T299] Oops: 0001 [#1] PREEMPT SMP KASAN
[ 32.124905][ T299] CPU: 0 PID: 299 Comm: syz-executor916 Not tainted 5.15.147-syzkaller-00327-g1c3a1f32bcbd #0
[ 32.134971][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
[ 32.144871][ T299] RIP: 0010:strncpy_from_kernel_nofault+0x92/0x1e0
[ 32.151204][ T299] Code: d0 48 c1 e8 03 48 89 45 c0 42 0f b6 04 30 84 c0 48 89 55 c8 0f 85 eb 00 00 00 ff 02 45 31 e4 48 8b 55 d0 4c 8b 7d b8 49 89 dd <42> 8a 1c 23 4a 8d 3c 22 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0
[ 32.170655][ T299] RSP: 0018:ffffc90000997a68 EFLAGS: 00010046
[ 32.176551][ T299] RAX: 0000000000000000 RBX: ffffffffff600000 RCX: ffff888118014f00
[ 32.184368][ T299] RDX: ffffc90000997b08 RSI: ffffffffff600000 RDI: ffffffffff600000
[ 32.192170][ T299] RBP: ffffc90000997ab0 R08: ffffffff8135f40d R09: ffffed10230029e1
[ 32.199983][ T299] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
[ 32.207793][ T299] R13: ffffffffff600000 R14: dffffc0000000000 R15: 0000000000000008
[ 32.215611][ T299] FS: 000055555612f380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 32.224373][ T299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.230797][ T299] CR2: ffffffffff600000 CR3: 000000011eced000 CR4: 00000000003506b0
[ 32.238615][ T299] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 32.246421][ T299] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 32.254234][ T299] Call Trace:
[ 32.257362][ T299] <TASK>
[ 32.260137][ T299] ? __die_body+0x62/0xb0
[ 32.264304][ T299] ? __die+0x7e/0x90
[ 32.268037][ T299] ? page_fault_oops+0x7f9/0xa90
[ 32.272809][ T299] ? sched_group_set_idle+0x640/0x640
[ 32.278018][ T299] ? kernelmode_fixup_or_oops+0x270/0x270
[ 32.283574][ T299] ? __kasan_check_write+0x14/0x20
[ 32.288519][ T299] ? resched_curr+0x9d/0x1c0
[ 32.292948][ T299] ? check_preempt_wakeup+0x677/0xbe0
[ 32.298160][ T299] ? exc_page_fault+0x521/0x830
[ 32.302858][ T299] ? asm_exc_page_fault+0x27/0x30
[ 32.307811][ T299] ? copy_from_kernel_nofault_allowed+0x8d/0x100
[ 32.313967][ T299] ? strncpy_from_kernel_nofault+0x92/0x1e0
[ 32.319681][ T299] ? strncpy_from_kernel_nofault+0x41/0x1e0
[ 32.325417][ T299] bpf_probe_read_compat_str+0x112/0x180
[ 32.330881][ T299] bpf_prog_f17ebaf3f5f7baf8+0x3a/0xf68
[ 32.336275][ T299] bpf_trace_run3+0x11e/0x250
[ 32.340776][ T299] ? bpf_trace_run2+0x210/0x210
[ 32.345461][ T299] ? psi_task_switch+0x52e/0x810
[ 32.350249][ T299] __bpf_trace_sched_switch+0xb/0x10
[ 32.355354][ T299] __schedule+0x133d/0x1580
[ 32.359702][ T299] ? __sched_text_start+0x8/0x8
[ 32.364383][ T299] ? cgroup_update_frozen+0x15f/0x980
[ 32.369595][ T299] schedule+0x11f/0x1e0
[ 32.373588][ T299] ptrace_stop+0x4ea/0xa90
[ 32.377842][ T299] ptrace_notify+0x22b/0x350
[ 32.382267][ T299] ? do_notify_parent+0xa30/0xa30
[ 32.387135][ T299] syscall_exit_to_user_mode+0xac/0x160
[ 32.392508][ T299] do_syscall_64+0x49/0xb0
[ 32.396760][ T299] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 32.402488][ T299] RIP: 0033:0x7fa18c8c8b39
[ 32.406744][ T299] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 32.426184][ T299] RSP: 002b:00007ffd69596678 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 32.434430][ T299] RAX: 0000000000000004 RBX: 0000000000000000 RCX: 00007fa18c8c8b39
[ 32.442241][ T299] RDX: 0000000000000010 RSI: 0000000020000280 RDI: 0000000000000011
[ 32.450052][ T299] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006
[ 32.457867][ T299] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000003a28
[ 32.465678][ T299] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 32.473501][ T299] </TASK>
[ 32.476355][ T299] Modules linked in:
[ 32.480088][ T299] CR2: ffffffffff600000
[ 32.484105][ T299] ---[ end trace 49c030b36d30f650 ]---
[ 32.484153][ T293] BUG: unable to handle page fault for address: ffffffffff600000
[ 32.489376][ T299] RIP: 0010:strncpy_from_kernel_nofault+0x92/0x1e0
[ 32.496927][ T293] #PF: supervisor read access in kernel mode
[ 32.503266][ T299] Code: d0 48 c1 e8 03 48 89 45 c0 42 0f b6 04 30 84 c0 48 89 55 c8 0f 85 eb 00 00 00 ff 02 45 31 e4 48 8b 55 d0 4c 8b 7d b8 49 89 dd <42> 8a 1c 23 4a 8d 3c 22 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0
[ 32.509083][ T293] #PF: error_code(0x0001) - permissions violation
[ 32.528525][ T299] RSP: 0018:ffffc90000997a68 EFLAGS: 00010046
[ 32.534781][ T293] PGD 6812067 P4D 6812067 PUD 6814067
[ 32.540675][ T299] RAX: 0000000000000000 RBX: ffffffffff600000 RCX: ffff888118014f00
[ 32.540716][ T299] RDX: ffffc90000997b08 RSI: ffffffffff600000 RDI: ffffffffff600000
[ 32.545976][ T293] PMD 6816067
[ 32.553785][ T299] RBP: ffffc90000997ab0 R08: ffffffff8135f40d R09: ffffed10230029e1
[ 32.561597][ T293] PTE 8000000006809165
[ 32.564806][ T299] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
[ 32.572618][ T293] Oops: 0001 [#2] PREEMPT SMP KASAN
[ 32.576529][ T299] R13: ffffffffff600000 R14: dffffc0000000000 R15: 0000000000000008
[ 32.584340][ T293] CPU: 1 PID: 293 Comm: sshd Tainted: G D 5.15.147-syzkaller-00327-g1c3a1f32bcbd #0
[ 32.589381][ T299] FS: 000055555612f380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 32.597313][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
[ 32.607812][ T299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.616584][ T293] RIP: 0010:strncpy_from_kernel_nofault+0x92/0x1e0
[ 32.626476][ T299] CR2: ffffffffff600000 CR3: 000000011eced000 CR4: 00000000003506b0
[ 32.632898][ T293] Code: d0 48 c1 e8 03 48 89 45 c0 42 0f b6 04 30 84 c0 48 89 55 c8 0f 85 eb 00 00 00 ff 02 45 31 e4 48 8b 55 d0 4c 8b 7d b8 49 89 dd <42> 8a 1c 23 4a 8d 3c 22 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0
[ 32.639243][ T299] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 32.647048][ T293] RSP: 0018:ffffc900009d7408 EFLAGS: 00010046
[ 32.666495][ T299] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 32.674317][ T293]
[ 32.674328][ T293] RAX: 0000000000000000 RBX: ffffffffff600000 RCX: ffff8881177ccf00
[ 32.680215][ T299] Kernel panic - not syncing: Fatal exception
[ 32.688015][ T293] RDX: ffffc900009d74a8 RSI: ffffffffff600000 RDI: ffffffffff600000
[ 32.711718][ T293] RBP: ffffc900009d7450 R08: ffffffff8135f40d R09: ffffed1022ef99e1
[ 32.719528][ T293] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
[ 32.727342][ T293] R13: ffffffffff600000 R14: dffffc0000000000 R15: 0000000000000008
[ 32.735152][ T293] FS: 00007f9912f04800(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 32.743919][ T293] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.750343][ T293] CR2: ffffffffff600000 CR3: 000000011ed1b000 CR4: 00000000003506a0
[ 32.758159][ T293] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 32.765970][ T293] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 32.773780][ T293] Call Trace:
[ 32.776905][ T293] <TASK>
[ 32.779687][ T293] ? __die_body+0x62/0xb0
[ 32.783852][ T293] ? __die+0x7e/0x90
[ 32.787588][ T293] ? page_fault_oops+0x7f9/0xa90
[ 32.792359][ T293] ? kernelmode_fixup_or_oops+0x270/0x270
[ 32.797911][ T293] ? ip_output+0x1d6/0x420
[ 32.802169][ T293] ? ip_finish_output+0x210/0x210
[ 32.807026][ T293] ? ip_mc_finish_output+0x3c0/0x3c0
[ 32.812155][ T293] ? exc_page_fault+0x521/0x830
[ 32.816856][ T293] ? asm_exc_page_fault+0x27/0x30
[ 32.821702][ T293] ? copy_from_kernel_nofault_allowed+0x8d/0x100
[ 32.827861][ T293] ? strncpy_from_kernel_nofault+0x92/0x1e0
[ 32.833591][ T293] ? strncpy_from_kernel_nofault+0x41/0x1e0
[ 32.839327][ T293] bpf_probe_read_compat_str+0x112/0x180
[ 32.844791][ T293] bpf_prog_f17ebaf3f5f7baf8+0x3a/0xf68
[ 32.850165][ T293] bpf_trace_run3+0x11e/0x250
[ 32.854679][ T293] ? bpf_trace_run2+0x210/0x210
[ 32.859369][ T293] ? psi_task_switch+0x52e/0x810
[ 32.864148][ T293] __bpf_trace_sched_switch+0xb/0x10
[ 32.869260][ T293] __schedule+0x133d/0x1580
[ 32.873604][ T293] ? __sched_text_start+0x8/0x8
[ 32.878305][ T293] schedule+0x11f/0x1e0
[ 32.882283][ T293] schedule_hrtimeout_range_clock+0x1ef/0x360
[ 32.888185][ T293] ? hrtimer_nanosleep_restart+0x170/0x170
[ 32.893828][ T293] ? add_wait_queue+0x189/0x1c0
[ 32.898518][ T293] ? __remove_hrtimer+0x4d0/0x4d0
[ 32.903376][ T293] ? __pollwait+0x2f5/0x3f0
[ 32.907718][ T293] ? poll_initwait+0x160/0x160
[ 32.912322][ T293] schedule_hrtimeout_range+0x2a/0x40
[ 32.917522][ T293] do_sys_poll+0xe20/0x12d0
[ 32.921874][ T293] ? poll_select_finish+0x7b0/0x7b0
[ 32.926903][ T293] ? __x64_compat_sys_ppoll_time64+0xd0/0xd0
[ 32.932723][ T293] ? __x64_compat_sys_ppoll_time64+0xd0/0xd0
[ 32.938532][ T293] ? __x64_compat_sys_ppoll_time64+0xd0/0xd0
[ 32.944344][ T293] ? __x64_compat_sys_ppoll_time64+0xd0/0xd0
[ 32.950170][ T293] ? _raw_spin_lock_irqsave+0x210/0x210
[ 32.955544][ T293] ? __kasan_check_write+0x14/0x20
[ 32.960487][ T293] ? recalc_sigpending+0x1a5/0x230
[ 32.965439][ T293] ? _raw_spin_unlock_irq+0x4e/0x70
[ 32.970494][ T293] ? sigprocmask+0x280/0x280
[ 32.974897][ T293] ? set_current_blocked+0x40/0x40
[ 32.979848][ T293] __se_sys_ppoll+0x29c/0x330
[ 32.984366][ T293] ? __x64_sys_ppoll+0xd0/0xd0
[ 32.988966][ T293] ? debug_smp_processor_id+0x17/0x20
[ 32.994169][ T293] ? fpregs_assert_state_consistent+0xb6/0xe0
[ 33.000071][ T293] __x64_sys_ppoll+0xbf/0xd0
[ 33.004500][ T293] do_syscall_64+0x3d/0xb0
[ 33.008748][ T293] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 33.014478][ T293] RIP: 0033:0x7f9913033ad5
[ 33.018737][ T293] Code: 85 d2 74 0d 0f 10 02 48 8d 54 24 20 0f 11 44 24 20 64 8b 04 25 18 00 00 00 85 c0 75 27 41 b8 08 00 00 00 b8 0f 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 75 48 8b 15 24 73 0d 00 f7 d8 64 89 02 48 83
[ 33.038177][ T293] RSP: 002b:00007ffe5562e6f0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
[ 33.046429][ T293] RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f9913033ad5
[ 33.054240][ T293] RDX: 00007ffe5562e710 RSI: 0000000000000004 RDI: 0000560486410840
[ 33.062047][ T293] RBP: 000056048640f410 R08: 0000000000000008 R09: 0000000000000000
[ 33.069855][ T293] R10: 00007ffe5562e7f8 R11: 0000000000000246 R12: 0000560485497aa4
[ 33.077665][ T293] R13: 0000000000000001 R14: 00005604854983e8 R15: 00007ffe5562e778
[ 33.085490][ T293] </TASK>
[ 33.088343][ T293] Modules linked in:
[ 33.092079][ T293] CR2: ffffffffff600000
[ 33.096079][ T293] ---[ end trace 49c030b36d30f651 ]---
[ 33.101367][ T293] RIP: 0010:strncpy_from_kernel_nofault+0x92/0x1e0
[ 33.107702][ T293] Code: d0 48 c1 e8 03 48 89 45 c0 42 0f b6 04 30 84 c0 48 89 55 c8 0f 85 eb 00 00 00 ff 02 45 31 e4 48 8b 55 d0 4c 8b 7d b8 49 89 dd <42> 8a 1c 23 4a 8d 3c 22 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0
[ 33.127151][ T293] RSP: 0018:ffffc90000997a68 EFLAGS: 00010046
[ 33.133049][ T293] RAX: 0000000000000000 RBX: ffffffffff600000 RCX: ffff888118014f00
[ 33.140855][ T293] RDX: ffffc90000997b08 RSI: ffffffffff600000 RDI: ffffffffff600000
[ 33.148678][ T293] RBP: ffffc90000997ab0 R08: ffffffff8135f40d R09: ffffed10230029e1
[ 33.156487][ T293] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
[ 33.164302][ T293] R13: ffffffffff600000 R14: dffffc0000000000 R15: 0000000000000008
[ 33.172113][ T293] FS: 00007f9912f04800(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 33.180876][ T293] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 33.187304][ T293] CR2: ffffffffff600000 CR3: 000000011ed1b000 CR4: 00000000003506a0
[ 33.195112][ T293] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 33.202918][ T293] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 34.007154][ T299] Shutting down cpus with NMI
[ 34.011784][ T299] Kernel Offset: disabled
[ 34.015857][ T299] Rebooting in 86400 seconds..