./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1040570845 <...> Warning: Permanently added '10.128.1.107' (ECDSA) to the list of known hosts. execve("./syz-executor1040570845", ["./syz-executor1040570845"], 0x7ffc46517f80 /* 10 vars */) = 0 brk(NULL) = 0x555556fb3000 brk(0x555556fb3c40) = 0x555556fb3c40 arch_prctl(ARCH_SET_FS, 0x555556fb3300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1040570845", 4096) = 28 brk(0x555556fd4c40) = 0x555556fd4c40 brk(0x555556fd5000) = 0x555556fd5000 mprotect(0x7f4d444a1000, 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./strace-static-x86_64: Process 5074 attached , child_tidptr=0x555556fb35d0) = 5074 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5075 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5076 ./strace-static-x86_64: Process 5076 attached [pid 5076] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5075 attached [pid 5073] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5077 [pid 5076] <... prctl resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] setpgid(0, 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5078 attached ./strace-static-x86_64: Process 5077 attached [pid 5076] <... setpgid resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5078 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556fb35d0) = 5080 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5082 ./strace-static-x86_64: Process 5081 attached [pid 5076] <... openat resumed>) = 3 [pid 5081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5081] setpgid(0, 0) = 0 [pid 5076] write(3, "1000", 4 [pid 5075] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5079 [pid 5077] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5081 [pid 5081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5076] <... write resumed>) = 4 [pid 5076] close(3) = 0 [pid 5076] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20002040, 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}, 72./strace-static-x86_64: Process 5082 attached ./strace-static-x86_64: Process 5080 attached ./strace-static-x86_64: Process 5079 attached [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... openat resumed>) = 3 [pid 5081] write(3, "1000", 4) = 4 [pid 5081] close(3) = 0 [pid 5081] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20002040, 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}, 72 [pid 5076] <... bpf resumed>) = 3 [pid 5081] <... bpf resumed>) = 3 [pid 5081] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="contention_begin", prog_fd=3}}, 16 [pid 5078] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5083 [pid 5079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... bpf resumed>) = 4 [pid 5081] exit_group(0 [pid 5079] <... prctl resumed>) = 0 [pid 5076] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="contention_begin", prog_fd=3}}, 16 [pid 5081] <... exit_group resumed>) = ? [pid 5079] setpgid(0, 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] <... setpgid resumed>) = 0 [pid 5079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5083 attached ) = 3 [pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5079] write(3, "1000", 4) = 4 [pid 5079] close(3) = 0 [pid 5083] <... prctl resumed>) = 0 [pid 5079] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20002040, 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}, 72 [pid 5076] <... bpf resumed>) = 4 [ 59.311236][ T5070] [ 59.313607][ T5070] ============================================ [ 59.319763][ T5070] WARNING: possible recursive locking detected [ 59.325892][ T5070] 6.1.0-syzkaller-04343-gd039535850ee #0 Not tainted [ 59.332544][ T5070] -------------------------------------------- [ 59.338689][ T5070] strace-static-x/5070 is trying to acquire lock: [ 59.345084][ T5070] ffffffff8c81a238 (trace_printk_lock){-...}-{2:2}, at: bpf_trace_printk+0xd3/0x170 [ 59.354485][ T5070] [ 59.354485][ T5070] but task is already holding lock: [ 59.361834][ T5070] ffffffff8c81a238 (trace_printk_lock){-...}-{2:2}, at: bpf_trace_printk+0xd3/0x170 [ 59.371209][ T5070] [ 59.371209][ T5070] other info that might help us debug this: [ 59.379244][ T5070] Possible unsafe locking scenario: [ 59.379244][ T5070] [ 59.386680][ T5070] CPU0 [ 59.389944][ T5070] ---- [ 59.393214][ T5070] lock(trace_printk_lock); [ 59.397787][ T5070] lock(trace_printk_lock); [ 59.402359][ T5070] [ 59.402359][ T5070] *** DEADLOCK *** [ 59.402359][ T5070] [ 59.410479][ T5070] May be due to missing lock nesting notation [ 59.410479][ T5070] [ 59.418778][ T5070] 4 locks held by strace-static-x/5070: [ 59.424304][ T5070] #0: ffff88802a4a5868 (&pipe->mutex/1){+.+.}-{3:3}, at: pipe_write+0x136/0x1bf0 [ 59.433518][ T5070] #1: ffffffff8c7917c0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run2+0xbd/0x3d0 [ 59.442809][ T5070] #2: ffffffff8c81a238 (trace_printk_lock){-...}-{2:2}, at: bpf_trace_printk+0xd3/0x170 [ 59.452719][ T5070] #3: ffffffff8c7917c0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run2+0xbd/0x3d0 [ 59.462037][ T5070] [ 59.462037][ T5070] stack backtrace: [ 59.467912][ T5070] CPU: 0 PID: 5070 Comm: strace-static-x Not tainted 6.1.0-syzkaller-04343-gd039535850ee #0 [ 59.477960][ T5070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 59.488003][ T5070] Call Trace: [ 59.491271][ T5070] [ 59.494188][ T5070] dump_stack_lvl+0xd1/0x138 [ 59.498770][ T5070] __lock_acquire.cold+0x116/0x3a7 [ 59.503870][ T5070] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.510202][ T5070] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.516171][ T5070] lock_acquire+0x1e3/0x630 [ 59.520674][ T5070] ? bpf_trace_printk+0xd3/0x170 [ 59.525598][ T5070] ? lock_release+0x810/0x810 [ 59.530261][ T5070] ? bpf_bprintf_cleanup+0x60/0x60 [ 59.535363][ T5070] _raw_spin_lock_irqsave+0x3d/0x60 [ 59.540546][ T5070] ? bpf_trace_printk+0xd3/0x170 [ 59.545471][ T5070] bpf_trace_printk+0xd3/0x170 [ 59.550221][ T5070] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 59.555761][ T5070] ? lock_chain_count+0x20/0x20 [ 59.560601][ T5070] bpf_prog_0605f9f479290f07+0x37/0x3b [ 59.566046][ T5070] bpf_trace_run2+0x151/0x3d0 [ 59.570712][ T5070] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 59.576598][ T5070] ? __bpf_trace_lock+0xe0/0xe0 [ 59.581436][ T5070] __bpf_trace_contention_begin+0xb9/0xf0 [ 59.587144][ T5070] ? __bpf_trace_lock+0xe0/0xe0 [ 59.591982][ T5070] ? __lock_acquire+0x166e/0x56d0 [ 59.596995][ T5070] __traceiter_contention_begin+0x5a/0xa0 [ 59.602704][ T5070] trace_contention_begin.constprop.0+0x143/0x240 [ 59.609110][ T5070] __pv_queued_spin_lock_slowpath+0x107/0xb50 [ 59.615166][ T5070] ? .slowpath+0x1a/0x1a [ 59.619396][ T5070] do_raw_spin_lock+0x204/0x2b0 [ 59.624233][ T5070] ? rwlock_bug.part.0+0x90/0x90 [ 59.629154][ T5070] ? _raw_spin_lock_irqsave+0x52/0x60 [ 59.634512][ T5070] _raw_spin_lock_irqsave+0x45/0x60 [ 59.639710][ T5070] ? bpf_trace_printk+0xd3/0x170 [ 59.644643][ T5070] bpf_trace_printk+0xd3/0x170 [ 59.649402][ T5070] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 59.654937][ T5070] bpf_prog_0605f9f479290f07+0x37/0x3b [ 59.660385][ T5070] bpf_trace_run2+0x151/0x3d0 [ 59.665051][ T5070] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 59.671378][ T5070] ? __bpf_trace_lock+0xe0/0xe0 [ 59.676217][ T5070] __bpf_trace_contention_begin+0xb9/0xf0 [ 59.681928][ T5070] ? __bpf_trace_lock+0xe0/0xe0 [ 59.686767][ T5070] ? lock_release+0x810/0x810 [ 59.691432][ T5070] __traceiter_contention_begin+0x5a/0xa0 [ 59.697157][ T5070] trace_contention_begin+0x129/0x1e0 [ 59.702518][ T5070] __mutex_lock+0x13c/0x1360 [ 59.707100][ T5070] ? pipe_write+0x136/0x1bf0 [ 59.711678][ T5070] ? aa_file_perm+0x568/0x1210 [ 59.716427][ T5070] ? lock_downgrade+0x6e0/0x6e0 [ 59.721264][ T5070] ? pipe_write+0x136/0x1bf0 [ 59.725852][ T5070] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 59.731402][ T5070] ? aa_file_perm+0x592/0x1210 [ 59.736166][ T5070] ? __lock_acquire+0x166e/0x56d0 [ 59.741186][ T5070] pipe_write+0x136/0x1bf0 [ 59.745600][ T5070] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.751570][ T5070] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.757541][ T5070] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.763506][ T5070] ? ptrace_get_syscall_info_entry+0x4b0/0x4b0 [ 59.769655][ T5070] ? do_proc_dopipe_max_size_conv+0x1c0/0x1c0 [ 59.775709][ T5070] ? apparmor_file_permission+0x268/0x4e0 [ 59.781420][ T5070] ? bpf_lsm_file_permission+0x9/0x10 [ 59.786798][ T5070] ? security_file_permission+0xaf/0xd0 [ 59.792352][ T5070] vfs_write+0x9ed/0xdd0 [ 59.796597][ T5070] ? kernel_write+0x630/0x630 [ 59.801271][ T5070] ? __fget_light+0x20a/0x270 [ 59.805936][ T5070] ksys_write+0x1ec/0x250 [ 59.810254][ T5070] ? __ia32_sys_read+0xb0/0xb0 [ 59.815004][ T5070] ? syscall_enter_from_user_mode+0x26/0xb0 [ 59.820901][ T5070] do_syscall_64+0x39/0xb0 [ 59.825315][ T5070] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 59.831211][ T5070] RIP: 0033:0x4e8593 [ 59.835092][ T5070] Code: c7 c2 a8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 59.854708][ T5070] RSP: 002b:00007ffc46517a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [pid 5083] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5084 attached [pid 5083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] <... bpf resumed>) = 3 [pid 5076] exit_group(0 [pid 5083] <... openat resumed>) = 3 [pid 5083] write(3, "1000", 4) = 4 [pid 5083] close(3) = 0 [pid 5083] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20002040, 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}, 72) = 3 [pid 5083] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="contention_begin", prog_fd=3}}, 16) = 4 [pid 5083] exit_group(0) = ? [pid 5083] +++ exited with 0 +++ [pid 5081] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5083, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5084] setpgid(0, 0) = 0 [pid 5084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5076] <... exit_group resumed>) = ? [pid 5084] write(3, "1000", 4 [pid 5078] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5085 [pid 5084] <... write resumed>) = 4 [pid 5084] close(3 [pid 5080] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5084 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5084] <... close resumed>) = 0 [pid 5084] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20002040, 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}, 72./strace-static-x86_64: Process 5085 attached ) = 3 [pid 5077] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5086 [pid 5085] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5085] setpgid(0, 0) = 0 [pid 5085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5085] write(3, "1000", 4 [pid 5084] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="contention_begin", prog_fd=3}}, 16 [pid 5085] <... write resumed>) = 4 [pid 5085] close(3) = 0 [pid 5085] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20002040, 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}, 72 [pid 5079] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="contention_begin", prog_fd=3}}, 16./strace-static-x86_64: Process 5087 attached ./strace-static-x86_64: Process 5086 attached [pid 5076] +++ exited with 0 +++ [pid 5085] <... bpf resumed>) = 3 [pid 5082] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5087 [pid 5085] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="contention_begin", prog_fd=3}}, 16 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5087] setpgid(0, 0) = 0 [pid 5087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5074] <... clone resumed>, child_tidptr=0x555556fb35d0) = 5088 ./strace-static-x86_64: Process 5088 attached [pid 5086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5087] write(3, "1000", 4) = 4 [pid 5087] close(3) = 0 [pid 5087] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20002040, 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}, 72 [pid 5088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5086] <... prctl resumed>) = 0 [pid 5088] <... prctl resumed>) = 0 [pid 5086] setpgid(0, 0 [pid 5088] setpgid(0, 0 [pid 5086] <... setpgid resumed>) = 0 [pid 5088] <... setpgid resumed>) = 0 [pid 5086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5087] <... bpf resumed>) = 3 [pid 5087] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="contention_begin", prog_fd=3}}, 16 [pid 5086] <... openat resumed>) = 3 [pid 5086] write(3, "1000", 4) = 4 [pid 5086] close(3 [pid 5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5086] <... close resumed>) = 0 [pid 5086] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20002040, 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}, 72 [pid 5088] <... openat resumed>) = 3 [pid 5088] write(3, "1000", 4) = 4 [pid 5088] close(3) = 0 [ 59.863118][ T5070] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00000000004e8593 [ 59.871077][ T5070] RDX: 0000000000000014 RSI: 000000000231f140 RDI: 0000000000000002 [ 59.879039][ T5070] RBP: 000000000231f140 R08: 0000000000000000 R09: 0000000000000000 [ 59.887006][ T5070] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 59.894972][ T5070] R13: 000000000063f460 R14: 0000000000000014 R15: 0000000000000001 [ 59.902941][ T5070] [ 59.939844][ T5068] ------------[ cut here ]------------ [ 59.945343][ T5068] WARNING: CPU: 1 PID: 5068 at kernel/bpf/helpers.c:776 bpf_bprintf_prepare+0xf35/0x11b0 [ 59.955215][ T5068] Modules linked in: [ 59.959124][ T5068] CPU: 1 PID: 5068 Comm: sshd Not tainted 6.1.0-syzkaller-04343-gd039535850ee #0 [ 59.968264][ T5068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 59.978341][ T5068] RIP: 0010:bpf_bprintf_prepare+0xf35/0x11b0 [ 59.984355][ T5068] Code: ff e8 2f f2 e9 ff 48 83 7c 24 08 00 41 bd 04 00 00 00 0f 85 8a fa ff ff e8 18 f2 e9 ff 8d 6b 03 e9 f7 f6 ff ff e8 0b f2 e9 ff <0f> 0b 65 ff 0d aa f3 6b 7e bf 01 00 00 00 41 bc f0 ff ff ff e8 62 [ 60.003991][ T5068] RSP: 0018:ffffc90003a3ea48 EFLAGS: 00010093 [ 60.010083][ T5068] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 [ 60.018057][ T5068] RDX: ffff888029439d40 RSI: ffffffff81975fd5 RDI: 0000000000000005 [ 60.026034][ T5068] RBP: ffffc90003a3eb78 R08: 0000000000000005 R09: 0000000000000003 [ 60.034014][ T5068] R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000003 [ 60.041972][ T5068] R13: 0000000000000004 R14: ffffc90003a3ec30 R15: 0000000000000003 [ 60.049940][ T5068] FS: 00007f131a2e4800(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 60.058876][ T5068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.065463][ T5068] CR2: 00007f4d444a5130 CR3: 000000001e4d8000 CR4: 00000000003506e0 [ 60.073457][ T5068] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.081440][ T5068] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.090551][ T5068] Call Trace: [ 60.093829][ T5068] [ 60.096761][ T5068] ? lock_acquire+0x500/0x630 [ 60.101969][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.107553][ T5068] ? bpf_bprintf_cleanup+0x60/0x60 [ 60.112689][ T5068] ? is_bpf_text_address+0x7b/0x170 [ 60.117920][ T5068] ? lock_downgrade+0x6e0/0x6e0 [ 60.122789][ T5068] ? unwind_next_frame+0xd61/0x1d00 [ 60.128011][ T5068] bpf_trace_printk+0xaf/0x170 [ 60.132795][ T5068] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 60.138353][ T5068] ? lock_release+0x810/0x810 [ 60.143033][ T5068] ? kernel_text_address+0x3d/0x80 [ 60.148169][ T5068] ? unwind_get_return_address+0x55/0xa0 [ 60.153808][ T5068] ? write_profile+0x410/0x410 [ 60.158591][ T5068] ? arch_stack_walk+0x97/0xf0 [ 60.163368][ T5068] ? bpf_trace_run2+0x151/0x3d0 [ 60.168230][ T5068] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 60.174135][ T5068] ? __stack_depot_save+0x3e/0x560 [ 60.179258][ T5068] ? kasan_save_stack+0x35/0x40 [ 60.184121][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 60.188984][ T5068] ? __bpf_trace_contention_begin+0xb9/0xf0 [ 60.194890][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 60.199751][ T5068] ? kasan_save_stack+0x35/0x40 [ 60.204610][ T5068] ? kasan_set_track+0x25/0x30 [ 60.209377][ T5068] ? ____kasan_slab_free+0x160/0x1c0 [ 60.214670][ T5068] ? kmem_cache_free+0xee/0x5c0 [ 60.219521][ T5068] ? kfree_skbmem+0x166/0x1b0 [ 60.224212][ T5068] ? consume_skb+0xd8/0x170 [ 60.228731][ T5068] ? napi_consume_skb+0x1d4/0x290 [ 60.233774][ T5068] ? free_old_xmit_skbs+0xdf/0x260 [ 60.238898][ T5068] ? start_xmit+0x967/0x1790 [ 60.243500][ T5068] ? dev_hard_start_xmit+0x1c2/0x990 [ 60.248807][ T5068] ? sch_direct_xmit+0x1a3/0xbe0 [ 60.253756][ T5068] ? __dev_queue_xmit+0x1645/0x3ba0 [ 60.258965][ T5068] ? __traceiter_contention_begin+0x5a/0xa0 [ 60.264872][ T5068] ? trace_contention_begin.constprop.0+0x143/0x240 [ 60.271469][ T5068] ? __pv_queued_spin_lock_slowpath+0x107/0xb50 [ 60.278509][ T5068] ? do_syscall_64+0x39/0xb0 [ 60.283124][ T5068] ? lock_downgrade+0x6e0/0x6e0 [ 60.287982][ T5068] ? .slowpath+0x1a/0x1a [ 60.292233][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.297805][ T5068] ? lock_acquire+0x500/0x630 [ 60.302491][ T5068] ? do_raw_spin_lock+0x204/0x2b0 [ 60.308043][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 60.312990][ T5068] ? kasan_quarantine_put+0xf9/0x220 [ 60.318290][ T5068] ? trace_hardirqs_on+0x31/0x180 [ 60.323331][ T5068] ? _raw_spin_lock_irqsave+0x45/0x60 [ 60.328709][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 60.333658][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 60.338612][ T5068] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 60.344167][ T5068] ? sg_next+0x84/0xc0 [ 60.348247][ T5068] ? bpf_prog_0605f9f479290f07+0x37/0x3b [ 60.353884][ T5068] ? bpf_trace_run2+0x151/0x3d0 [ 60.358745][ T5068] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 60.364734][ T5068] ? virtqueue_add_outbuf+0x128/0x140 [ 60.370127][ T5068] ? virtqueue_add_sgs+0x190/0x190 [ 60.375254][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 60.380118][ T5068] ? __bpf_trace_contention_begin+0xb9/0xf0 [ 60.386024][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 60.390892][ T5068] ? lock_downgrade+0x6e0/0x6e0 [ 60.395750][ T5068] ? __traceiter_contention_begin+0x5a/0xa0 [ 60.401660][ T5068] ? trace_contention_begin.constprop.0+0x143/0x240 [ 60.408256][ T5068] ? __pv_queued_spin_lock_slowpath+0x107/0xb50 [ 60.414509][ T5068] ? psi_task_switch+0x2de/0x930 [ 60.419461][ T5068] ? .slowpath+0x1a/0x1a [ 60.424059][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.429640][ T5068] ? lock_acquire+0x500/0x630 [ 60.434338][ T5068] ? do_raw_spin_lock+0x204/0x2b0 [ 60.439385][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 60.444447][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.450017][ T5068] ? lock_acquire+0x500/0x630 [ 60.454713][ T5068] ? _raw_spin_lock_irqsave+0x45/0x60 [ 60.460097][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 60.465059][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 60.470022][ T5068] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 60.475597][ T5068] ? bpf_prog_0605f9f479290f07+0x37/0x3b [ 60.481244][ T5068] ? bpf_trace_run2+0x151/0x3d0 [ 60.486112][ T5068] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 60.492023][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 60.496975][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 60.501843][ T5068] ? __bpf_trace_contention_begin+0xb9/0xf0 [ 60.507753][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 60.512631][ T5068] ? lock_release+0x810/0x810 [ 60.517316][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.522881][ T5068] ? lock_release+0x5cf/0x810 [ 60.527561][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 60.532504][ T5068] ? poll_freewait+0xd5/0x250 [ 60.537191][ T5068] ? __traceiter_contention_begin+0x5a/0xa0 [ 60.543098][ T5068] ? trace_contention_begin.constprop.0+0x143/0x240 [ 60.549699][ T5068] ? __pv_queued_spin_lock_slowpath+0x107/0xb50 [ 60.555957][ T5068] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 60.561777][ T5068] ? fput+0x2f/0x1a0 [ 60.565684][ T5068] ? .slowpath+0x1a/0x1a [ 60.569935][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.575504][ T5068] ? lock_acquire+0x500/0x630 [ 60.580201][ T5068] ? do_raw_spin_lock+0x204/0x2b0 [ 60.585249][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 60.590386][ T5068] ? _raw_spin_lock_irqsave+0x45/0x60 [ 60.595777][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 60.600732][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 60.605694][ T5068] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 60.611263][ T5068] ? bpf_trace_run2+0x151/0x3d0 [ 60.616124][ T5068] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 60.622032][ T5068] ? poll_schedule_timeout.constprop.0+0x190/0x190 [ 60.628545][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 60.633411][ T5068] ? __bpf_trace_contention_begin+0xb9/0xf0 [ 60.639321][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 60.644185][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.649754][ T5068] ? lock_acquire+0x500/0x630 [ 60.654439][ T5068] ? lock_release+0x810/0x810 [ 60.659121][ T5068] ? tcp_tx_timestamp+0x5b/0x2d0 [ 60.664081][ T5068] ? __traceiter_contention_begin+0x5a/0xa0 [ 60.669999][ T5068] ? trace_contention_begin+0x129/0x1e0 [ 60.675563][ T5068] ? __mutex_lock+0x13c/0x1360 [ 60.680355][ T5068] ? pipe_read+0x13d/0x1110 [ 60.684865][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.690430][ T5068] ? __might_fault+0xd9/0x180 [ 60.695155][ T5068] ? aa_file_perm+0x568/0x1210 [ 60.699929][ T5068] ? pipe_read+0x13d/0x1110 [ 60.704446][ T5068] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 60.710012][ T5068] ? lock_acquire+0x500/0x630 [ 60.714698][ T5068] ? aa_file_perm+0x592/0x1210 [ 60.719468][ T5068] ? lock_acquire+0x500/0x630 [ 60.724149][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.729716][ T5068] ? pipe_read+0x13d/0x1110 [ 60.734259][ T5068] ? _copy_to_user+0x12f/0x150 [ 60.739044][ T5068] ? put_timespec64+0xcf/0x120 [ 60.743828][ T5068] ? ns_to_timespec64+0xc0/0xc0 [ 60.748699][ T5068] ? pipe_ioctl+0x2c0/0x2c0 [ 60.753211][ T5068] ? fsnotify_perm.part.0+0x221/0x610 [ 60.758597][ T5068] ? apparmor_file_permission+0x268/0x4e0 [ 60.764337][ T5068] ? security_file_permission+0xaf/0xd0 [ 60.769900][ T5068] ? vfs_read+0x7fa/0x930 [ 60.774243][ T5068] ? kernel_read+0x1c0/0x1c0 [ 60.778848][ T5068] ? __fget_light+0x20a/0x270 [ 60.783625][ T5068] ? ksys_read+0x1ec/0x250 [ 60.788049][ T5068] ? vfs_write+0xdd0/0xdd0 [ 60.792478][ T5068] ? syscall_enter_from_user_mode+0x26/0xb0 [ 60.798392][ T5068] ? trace_hardirqs_on+0x31/0x180 [ 60.803455][ T5068] ? do_syscall_64+0x39/0xb0 [ 60.808076][ T5068] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 60.814193][ T5068] [ 60.817225][ T5068] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 60.824514][ T5068] CPU: 1 PID: 5068 Comm: sshd Not tainted 6.1.0-syzkaller-04343-gd039535850ee #0 [ 60.833636][ T5068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 60.843697][ T5068] Call Trace: [ 60.846980][ T5068] [ 60.849920][ T5068] dump_stack_lvl+0xd1/0x138 [ 60.854530][ T5068] panic+0x2cc/0x626 [ 60.858443][ T5068] ? panic_print_sys_info.part.0+0x110/0x110 [ 60.864451][ T5068] ? bpf_bprintf_prepare+0xf35/0x11b0 [ 60.869834][ T5068] check_panic_on_warn.cold+0x19/0x35 [ 60.875221][ T5068] __warn+0xf2/0x1a0 [ 60.879131][ T5068] ? bpf_bprintf_prepare+0xf35/0x11b0 [ 60.884514][ T5068] report_bug+0x1c0/0x210 [ 60.888853][ T5068] handle_bug+0x3c/0x70 [ 60.893026][ T5068] exc_invalid_op+0x18/0x50 [ 60.897545][ T5068] asm_exc_invalid_op+0x1a/0x20 [ 60.902401][ T5068] RIP: 0010:bpf_bprintf_prepare+0xf35/0x11b0 [ 60.908390][ T5068] Code: ff e8 2f f2 e9 ff 48 83 7c 24 08 00 41 bd 04 00 00 00 0f 85 8a fa ff ff e8 18 f2 e9 ff 8d 6b 03 e9 f7 f6 ff ff e8 0b f2 e9 ff <0f> 0b 65 ff 0d aa f3 6b 7e bf 01 00 00 00 41 bc f0 ff ff ff e8 62 [ 60.928090][ T5068] RSP: 0018:ffffc90003a3ea48 EFLAGS: 00010093 [ 60.934162][ T5068] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 [ 60.942135][ T5068] RDX: ffff888029439d40 RSI: ffffffff81975fd5 RDI: 0000000000000005 [ 60.950110][ T5068] RBP: ffffc90003a3eb78 R08: 0000000000000005 R09: 0000000000000003 [ 60.958082][ T5068] R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000003 [ 60.966053][ T5068] R13: 0000000000000004 R14: ffffc90003a3ec30 R15: 0000000000000003 [ 60.974032][ T5068] ? bpf_bprintf_prepare+0xf35/0x11b0 [ 60.979416][ T5068] ? bpf_bprintf_prepare+0xf35/0x11b0 [ 60.984796][ T5068] ? lock_acquire+0x500/0x630 [ 60.989505][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 60.995098][ T5068] ? bpf_bprintf_cleanup+0x60/0x60 [ 61.000232][ T5068] ? is_bpf_text_address+0x7b/0x170 [ 61.005452][ T5068] ? lock_downgrade+0x6e0/0x6e0 [ 61.010312][ T5068] ? unwind_next_frame+0xd61/0x1d00 [ 61.015524][ T5068] bpf_trace_printk+0xaf/0x170 [ 61.020300][ T5068] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 61.025860][ T5068] ? lock_release+0x810/0x810 [ 61.030545][ T5068] ? kernel_text_address+0x3d/0x80 [ 61.035676][ T5068] ? unwind_get_return_address+0x55/0xa0 [ 61.041317][ T5068] ? write_profile+0x410/0x410 [ 61.046200][ T5068] ? arch_stack_walk+0x97/0xf0 [ 61.050978][ T5068] ? bpf_trace_run2+0x151/0x3d0 [ 61.055840][ T5068] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 61.061747][ T5068] ? __stack_depot_save+0x3e/0x560 [ 61.066874][ T5068] ? kasan_save_stack+0x35/0x40 [ 61.071737][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 61.076601][ T5068] ? __bpf_trace_contention_begin+0xb9/0xf0 [ 61.082509][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 61.087378][ T5068] ? kasan_save_stack+0x35/0x40 [ 61.092237][ T5068] ? kasan_set_track+0x25/0x30 [ 61.097017][ T5068] ? ____kasan_slab_free+0x160/0x1c0 [ 61.102309][ T5068] ? kmem_cache_free+0xee/0x5c0 [ 61.107166][ T5068] ? kfree_skbmem+0x166/0x1b0 [ 61.111857][ T5068] ? consume_skb+0xd8/0x170 [ 61.116380][ T5068] ? napi_consume_skb+0x1d4/0x290 [ 61.121426][ T5068] ? free_old_xmit_skbs+0xdf/0x260 [ 61.126552][ T5068] ? start_xmit+0x967/0x1790 [ 61.131156][ T5068] ? dev_hard_start_xmit+0x1c2/0x990 [ 61.136454][ T5068] ? sch_direct_xmit+0x1a3/0xbe0 [ 61.141401][ T5068] ? __dev_queue_xmit+0x1645/0x3ba0 [ 61.146613][ T5068] ? __traceiter_contention_begin+0x5a/0xa0 [ 61.152526][ T5068] ? trace_contention_begin.constprop.0+0x143/0x240 [ 61.159127][ T5068] ? __pv_queued_spin_lock_slowpath+0x107/0xb50 [ 61.165381][ T5068] ? do_syscall_64+0x39/0xb0 [ 61.169986][ T5068] ? lock_downgrade+0x6e0/0x6e0 [ 61.174844][ T5068] ? .slowpath+0x1a/0x1a [ 61.179099][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 61.184765][ T5068] ? lock_acquire+0x500/0x630 [ 61.189449][ T5068] ? do_raw_spin_lock+0x204/0x2b0 [ 61.194482][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 61.199428][ T5068] ? kasan_quarantine_put+0xf9/0x220 [ 61.204727][ T5068] ? trace_hardirqs_on+0x31/0x180 [ 61.209762][ T5068] ? _raw_spin_lock_irqsave+0x45/0x60 [ 61.215143][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 61.220093][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 61.225038][ T5068] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 61.230596][ T5068] ? sg_next+0x84/0xc0 [ 61.234677][ T5068] ? bpf_prog_0605f9f479290f07+0x37/0x3b [ 61.240315][ T5068] ? bpf_trace_run2+0x151/0x3d0 [ 61.245177][ T5068] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 61.251080][ T5068] ? virtqueue_add_outbuf+0x128/0x140 [ 61.256472][ T5068] ? virtqueue_add_sgs+0x190/0x190 [ 61.261610][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 61.266473][ T5068] ? __bpf_trace_contention_begin+0xb9/0xf0 [ 61.272392][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 61.277258][ T5068] ? lock_downgrade+0x6e0/0x6e0 [ 61.282118][ T5068] ? __traceiter_contention_begin+0x5a/0xa0 [ 61.288028][ T5068] ? trace_contention_begin.constprop.0+0x143/0x240 [ 61.294626][ T5068] ? __pv_queued_spin_lock_slowpath+0x107/0xb50 [ 61.300882][ T5068] ? psi_task_switch+0x2de/0x930 [ 61.305839][ T5068] ? .slowpath+0x1a/0x1a [ 61.310094][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 61.315662][ T5068] ? lock_acquire+0x500/0x630 [ 61.320346][ T5068] ? do_raw_spin_lock+0x204/0x2b0 [ 61.325378][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 61.330323][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 61.335893][ T5068] ? lock_acquire+0x500/0x630 [ 61.340578][ T5068] ? _raw_spin_lock_irqsave+0x45/0x60 [ 61.345957][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 61.350922][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 61.355884][ T5068] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 61.361462][ T5068] ? bpf_prog_0605f9f479290f07+0x37/0x3b [ 61.367113][ T5068] ? bpf_trace_run2+0x151/0x3d0 [ 61.371982][ T5068] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 61.377893][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 61.382842][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 61.387705][ T5068] ? __bpf_trace_contention_begin+0xb9/0xf0 [ 61.393617][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 61.398483][ T5068] ? lock_release+0x810/0x810 [ 61.403171][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 61.408736][ T5068] ? lock_release+0x5cf/0x810 [ 61.413427][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 61.418370][ T5068] ? poll_freewait+0xd5/0x250 [ 61.423055][ T5068] ? __traceiter_contention_begin+0x5a/0xa0 [ 61.428964][ T5068] ? trace_contention_begin.constprop.0+0x143/0x240 [ 61.435560][ T5068] ? __pv_queued_spin_lock_slowpath+0x107/0xb50 [ 61.441819][ T5068] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 61.447638][ T5068] ? fput+0x2f/0x1a0 [ 61.451548][ T5068] ? .slowpath+0x1a/0x1a [ 61.455800][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 61.461369][ T5068] ? lock_acquire+0x500/0x630 [ 61.466054][ T5068] ? do_raw_spin_lock+0x204/0x2b0 [ 61.471087][ T5068] ? rwlock_bug.part.0+0x90/0x90 [ 61.476038][ T5068] ? _raw_spin_lock_irqsave+0x45/0x60 [ 61.481418][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 61.486369][ T5068] ? bpf_trace_printk+0xd3/0x170 [ 61.491318][ T5068] ? trace_bpf_trace_printk+0x2b0/0x2b0 [ 61.496886][ T5068] ? bpf_trace_run2+0x151/0x3d0 [ 61.501745][ T5068] ? __bpf_trace_bpf_trace_printk+0xc0/0xc0 [ 61.507658][ T5068] ? poll_schedule_timeout.constprop.0+0x190/0x190 [ 61.514169][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 61.519033][ T5068] ? __bpf_trace_contention_begin+0xb9/0xf0 [ 61.524944][ T5068] ? __bpf_trace_lock+0xe0/0xe0 [ 61.529809][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 61.535375][ T5068] ? lock_acquire+0x500/0x630 [ 61.540059][ T5068] ? lock_release+0x810/0x810 [ 61.544741][ T5068] ? tcp_tx_timestamp+0x5b/0x2d0 [ 61.549701][ T5068] ? __traceiter_contention_begin+0x5a/0xa0 [ 61.555609][ T5068] ? trace_contention_begin+0x129/0x1e0 [ 61.561169][ T5068] ? __mutex_lock+0x13c/0x1360 [ 61.565949][ T5068] ? pipe_read+0x13d/0x1110 [ 61.570458][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 61.576030][ T5068] ? __might_fault+0xd9/0x180 [ 61.580717][ T5068] ? aa_file_perm+0x568/0x1210 [ 61.585489][ T5068] ? pipe_read+0x13d/0x1110 [ 61.590004][ T5068] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 61.595568][ T5068] ? lock_acquire+0x500/0x630 [ 61.600254][ T5068] ? aa_file_perm+0x592/0x1210 [ 61.605023][ T5068] ? lock_acquire+0x500/0x630 [ 61.609709][ T5068] ? rcu_read_lock_sched_held+0x11/0x70 [ 61.615277][ T5068] ? pipe_read+0x13d/0x1110 [ 61.619789][ T5068] ? _copy_to_user+0x12f/0x150 [ 61.624570][ T5068] ? put_timespec64+0xcf/0x120 [ 61.629358][ T5068] ? ns_to_timespec64+0xc0/0xc0 [ 61.634227][ T5068] ? pipe_ioctl+0x2c0/0x2c0 [ 61.638744][ T5068] ? fsnotify_perm.part.0+0x221/0x610 [ 61.644138][ T5068] ? apparmor_file_permission+0x268/0x4e0 [ 61.649875][ T5068] ? security_file_permission+0xaf/0xd0 [ 61.655442][ T5068] ? vfs_read+0x7fa/0x930 [ 61.659782][ T5068] ? kernel_read+0x1c0/0x1c0 [ 61.664388][ T5068] ? __fget_light+0x20a/0x270 [ 61.669072][ T5068] ? ksys_read+0x1ec/0x250 [ 61.673496][ T5068] ? vfs_write+0xdd0/0xdd0 [ 61.677925][ T5068] ? syscall_enter_from_user_mode+0x26/0xb0 [ 61.683824][ T5068] ? trace_hardirqs_on+0x31/0x180 [ 61.688864][ T5068] ? do_syscall_64+0x39/0xb0 [ 61.693483][ T5068] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 61.699589][ T5068] [ 61.702771][ T5068] Kernel Offset: disabled [ 61.707093][ T5068] Rebooting in 86400 seconds..