./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2740717457 <...> forked to background, child pid 4648 no interfaces have a carrier [ 33.588881][ T4649] 8021q: adding VLAN 0 to HW filter on device bond0 [ 33.615816][ T4649] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.17' (ECDSA) to the list of known hosts. execve("./syz-executor2740717457", ["./syz-executor2740717457"], 0x7ffdcdb07ed0 /* 10 vars */) = 0 brk(NULL) = 0x5555567e4000 brk(0x5555567e4c40) = 0x5555567e4c40 arch_prctl(ARCH_SET_FS, 0x5555567e4300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2740717457", 4096) = 28 brk(0x555556805c40) = 0x555556805c40 brk(0x555556806000) = 0x555556806000 mprotect(0x7fa5574a0000, 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 5075 attached , child_tidptr=0x5555567e45d0) = 5075 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5076 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567e45d0) = 5077 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5078 ./strace-static-x86_64: Process 5076 attached [pid 5074] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5079 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5077 attached [pid 5074] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5080 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5078 attached [pid 5078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5078] setpgid(0, 0) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5081 [pid 5078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5078] write(3, "1000", 4) = 4 [pid 5078] close(3) = 0 [pid 5078] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 ./strace-static-x86_64: Process 5079 attached [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5078] read(3, "objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5078] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5078] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5078] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 ./strace-static-x86_64: Process 5081 attached [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5083 [pid 5078] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5082 [pid 5078] <... openat resumed>) = 7 [pid 5078] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5084 [pid 5078] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5078] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5080 attached ./strace-static-x86_64: Process 5082 attached ) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5078] close_range(4, 4294967295, 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5085 [pid 5082] <... prctl resumed>) = 0 [pid 5078] <... close_range resumed>) = 0 [pid 5082] setpgid(0, 0) = 0 [pid 5082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5078] exit_group(0) = ? ./strace-static-x86_64: Process 5084 attached ./strace-static-x86_64: Process 5086 attached [pid 5082] <... openat resumed>) = 3 [pid 5078] +++ exited with 0 +++ [pid 5082] write(3, "1000", 4 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5086 [pid 5082] <... write resumed>) = 4 [pid 5082] close(3./strace-static-x86_64: Process 5083 attached [pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] <... close resumed>) = 0 [pid 5083] <... prctl resumed>) = 0 [pid 5082] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5083] setpgid(0, 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5083] <... setpgid resumed>) = 0 [pid 5082] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5085 attached [pid 5083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5084] <... prctl resumed>) = 0 [pid 5083] <... openat resumed>) = 3 [pid 5082] read(3, [pid 5085] <... prctl resumed>) = 0 [pid 5083] write(3, "1000", 4 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5087 [pid 5084] setpgid(0, 0 [pid 5082] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5084] <... setpgid resumed>) = 0 [pid 5082] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5085] setpgid(0, 0 [pid 5083] <... write resumed>) = 4 ./strace-static-x86_64: Process 5087 attached [pid 5085] <... setpgid resumed>) = 0 [pid 5084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5083] close(3 [pid 5082] <... socket resumed>) = 4 [pid 5087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5083] <... close resumed>) = 0 [pid 5087] <... prctl resumed>) = 0 [pid 5086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5085] <... openat resumed>) = 3 [pid 5084] <... openat resumed>) = 3 [pid 5083] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5082] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5087] setpgid(0, 0 [pid 5085] write(3, "1000", 4 [pid 5083] <... openat resumed>) = 3 [pid 5087] <... setpgid resumed>) = 0 [pid 5085] <... write resumed>) = 4 [pid 5084] write(3, "1000", 4 [pid 5083] read(3, [pid 5082] <... openat resumed>) = 5 [pid 5087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5086] <... prctl resumed>) = 0 [pid 5085] close(3 [pid 5084] <... write resumed>) = 4 [pid 5082] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5086] setpgid(0, 0 [pid 5084] close(3 [pid 5082] <... ioctl resumed>) = 0 [pid 5086] <... setpgid resumed>) = 0 [pid 5084] <... close resumed>) = 0 syzkaller login: [ 56.770586][ T5083] [ 56.773135][ T5083] ================================ [ 56.778346][ T5083] WARNING: inconsistent lock state [ 56.783432][ T5083] 6.2.0-rc1-next-20221226-syzkaller #0 Not tainted [ 56.789907][ T5083] -------------------------------- [ 56.794989][ T5083] inconsistent {IN-HARDIRQ-W} -> {HARDIRQ-ON-W} usage. [ 56.801816][ T5083] syz-executor274/5083 [HC0[0]:SC0[0]:HE0:SE1] takes: [ 56.808566][ T5083] ffffffff8d48b8b8 (sync_timeline_list_lock){?...}-{2:2}, at: sync_info_debugfs_show+0x31/0x200 [ 56.818993][ T5083] {IN-HARDIRQ-W} state was registered at: [ 56.824683][ T5083] lock_acquire.part.0+0x11a/0x350 [ 56.829972][ T5083] _raw_spin_lock_irqsave+0x3d/0x60 [ 56.835269][ T5083] sync_timeline_debug_remove+0x29/0x1a0 [ 56.840969][ T5083] timeline_fence_release+0x267/0x340 [ 56.846407][ T5083] dma_fence_release+0x14b/0x690 [ 56.851425][ T5083] dma_fence_array_release+0x1fa/0x2d0 [ 56.856976][ T5083] dma_fence_release+0x14b/0x690 [ 56.862000][ T5083] irq_dma_fence_array_work+0xa9/0xd0 [ 56.867554][ T5083] irq_work_single+0x124/0x260 [ 56.872409][ T5083] irq_work_run_list+0x91/0xc0 [ 56.877347][ T5083] irq_work_run+0x58/0xd0 [ 56.881749][ T5083] __sysvec_irq_work+0xce/0x4e0 [ 56.886667][ T5083] sysvec_irq_work+0x92/0xc0 [ 56.891332][ T5083] asm_sysvec_irq_work+0x1a/0x20 [ 56.896429][ T5083] _raw_spin_unlock_irq+0x29/0x50 [ 56.901528][ T5083] sw_sync_debugfs_release+0x162/0x240 [ 56.907057][ T5083] __fput+0x27c/0xa90 [ 56.911132][ T5083] task_work_run+0x16f/0x270 [ 56.915822][ T5083] ptrace_notify+0x118/0x140 [ 56.920496][ T5083] syscall_exit_to_user_mode_prepare+0x129/0x280 [ 56.926912][ T5083] syscall_exit_to_user_mode+0xd/0x50 [ 56.932375][ T5083] do_syscall_64+0x46/0xb0 [ 56.936878][ T5083] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 56.942856][ T5083] irq event stamp: 634 [ 56.946913][ T5083] hardirqs last enabled at (633): [] ___slab_alloc+0xca0/0x1400 [ 56.956189][ T5083] hardirqs last disabled at (634): [] _raw_spin_lock_irq+0x45/0x50 [ 56.965642][ T5083] softirqs last enabled at (0): [] copy_process+0x2188/0x7520 [ 56.974747][ T5083] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 56.981852][ T5083] [ 56.981852][ T5083] other info that might help us debug this: [ 56.989998][ T5083] Possible unsafe locking scenario: [ 56.989998][ T5083] [ 56.999891][ T5083] CPU0 [ 57.003274][ T5083] ---- [ 57.006622][ T5083] lock(sync_timeline_list_lock); [ 57.011728][ T5083] [ 57.015176][ T5083] lock(sync_timeline_list_lock); [ 57.020456][ T5083] [ 57.020456][ T5083] *** DEADLOCK *** [ 57.020456][ T5083] [ 57.028595][ T5083] 2 locks held by syz-executor274/5083: [ 57.034133][ T5083] #0: ffff888026faf8b8 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xe3/0x1280 [ 57.043005][ T5083] #1: ffffffff8d48b8b8 (sync_timeline_list_lock){?...}-{2:2}, at: sync_info_debugfs_show+0x31/0x200 [ 57.053942][ T5083] [ 57.053942][ T5083] stack backtrace: [ 57.059807][ T5083] CPU: 0 PID: 5083 Comm: syz-executor274 Not tainted 6.2.0-rc1-next-20221226-syzkaller #0 [ 57.069677][ T5083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 57.079710][ T5083] Call Trace: [ 57.082974][ T5083] [ 57.085898][ T5083] dump_stack_lvl+0xd1/0x138 [ 57.090479][ T5083] mark_lock.part.0.cold+0x18/0xd8 [ 57.095575][ T5083] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 57.101540][ T5083] ? lock_chain_count+0x20/0x20 [ 57.106371][ T5083] ? kvmalloc_node+0xa2/0x1a0 [ 57.111044][ T5083] ? find_held_lock+0x2d/0x110 [ 57.115816][ T5083] ? sync_info_debugfs_show+0xef/0x200 [ 57.121285][ T5083] mark_held_locks+0x9f/0xe0 [ 57.125877][ T5083] ? rwlock_bug.part.0+0x90/0x90 [ 57.130805][ T5083] lockdep_hardirqs_on_prepare+0x139/0x410 [ 57.136617][ T5083] ? _raw_spin_unlock_irq+0x23/0x50 [ 57.141813][ T5083] trace_hardirqs_on+0x31/0x180 [ 57.146672][ T5083] _raw_spin_unlock_irq+0x23/0x50 [ 57.151697][ T5083] sync_info_debugfs_show+0xef/0x200 [ 57.156989][ T5083] seq_read_iter+0x4f9/0x1280 [ 57.161660][ T5083] seq_read+0x171/0x210 [ 57.165808][ T5083] ? seq_read_iter+0x1280/0x1280 [ 57.170743][ T5083] ? security_file_permission+0xaf/0xd0 [ 57.176281][ T5083] vfs_read+0x25b/0x930 [ 57.180425][ T5083] ? seq_read_iter+0x1280/0x1280 [ 57.185349][ T5083] ? kernel_read+0x1c0/0x1c0 [ 57.189928][ T5083] ? find_held_lock+0x2d/0x110 [ 57.194692][ T5083] ? ptrace_notify+0xfe/0x140 [ 57.199351][ T5083] ? lock_downgrade+0x6e0/0x6e0 [ 57.204186][ T5083] ? __fget_light+0x20a/0x270 [ 57.208864][ T5083] ksys_read+0x12b/0x250 [ 57.213101][ T5083] ? vfs_write+0xdd0/0xdd0 [ 57.217508][ T5083] ? lockdep_hardirqs_on+0x7d/0x100 [ 57.222889][ T5083] ? _raw_spin_unlock_irq+0x2e/0x50 [ 57.228078][ T5083] ? ptrace_notify+0xfe/0x140 [ 57.232747][ T5083] do_syscall_64+0x39/0xb0 [ 57.237151][ T5083] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.243027][ T5083] RIP: 0033:0x7fa557433049 [ 57.247423][ T5083] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 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 [pid 5082] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5084] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5086] <... openat resumed>) = 3 [pid 5084] <... openat resumed>) = 3 [pid 5086] write(3, "1000", 4 [pid 5084] read(3, [pid 5086] <... write resumed>) = 4 [pid 5084] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5086] close(3 [pid 5084] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5086] <... close resumed>) = 0 [pid 5084] <... socket resumed>) = 4 [pid 5086] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5084] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5086] <... openat resumed>) = 3 [pid 5084] <... openat resumed>) = 5 [pid 5086] read(3, [pid 5084] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5086] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nsyz-executor27"..., 8224) = 154 [pid 5084] <... ioctl resumed>) = 0 [pid 5086] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5084] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5086] <... socket resumed>) = 4 [pid 5084] <... openat resumed>) = 7 [pid 5086] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5084] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5086] <... openat resumed>) = 5 [pid 5084] <... ioctl resumed>) = 0 [pid 5086] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5084] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5086] <... ioctl resumed>) = 0 [pid 5084] <... ioctl resumed>) = 0 [pid 5086] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5084] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5086] <... openat resumed>) = 7 [pid 5084] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5086] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5084] close_range(4, 4294967295, 0 [pid 5086] <... ioctl resumed>) = 0 [pid 5084] <... close_range resumed>) = 0 [pid 5086] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5085] <... close resumed>) = 0 [pid 5084] exit_group(0 [pid 5086] <... ioctl resumed>) = 0 [pid 5084] <... exit_group resumed>) = ? [pid 5087] <... openat resumed>) = 3 [pid 5086] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5085] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5084] +++ exited with 0 +++ [pid 5087] write(3, "1000", 4 [pid 5086] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5085] <... openat resumed>) = 3 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5087] <... write resumed>) = 4 [pid 5086] close_range(4, 4294967295, 0 [pid 5085] read(3, [pid 5082] <... openat resumed>) = 7 [pid 5083] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5087] close(3 [pid 5086] <... close_range resumed>) = 0 [pid 5085] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5082] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5087] <... close resumed>) = 0 [pid 5085] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5083] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5082] <... ioctl resumed>) = 0 [pid 5087] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5085] <... socket resumed>) = 4 [pid 5083] <... socket resumed>) = 4 [pid 5082] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5087] <... openat resumed>) = 3 [pid 5085] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5083] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5082] <... ioctl resumed>) = 0 [pid 5087] read(3, [pid 5085] <... openat resumed>) = 5 [pid 5083] <... openat resumed>) = 5 [pid 5082] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5087] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 180 [pid 5085] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5083] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5082] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5087] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5085] <... ioctl resumed>) = 0 [pid 5083] <... ioctl resumed>) = 0 [pid 5082] close_range(4, 4294967295, 0 [pid 5087] <... socket resumed>) = 4 [pid 5085] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5083] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5082] <... close_range resumed>) = 0 [pid 5087] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5085] <... openat resumed>) = 7 [pid 5083] <... openat resumed>) = 7 [pid 5082] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] <... openat resumed>) = 5 [pid 5085] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5083] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5082] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5088 attached [pid 5087] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5086] exit_group(0 [pid 5085] <... ioctl resumed>) = 0 [pid 5083] <... ioctl resumed>) = 0 [pid 5082] +++ exited with 0 +++ [pid 5087] <... ioctl resumed>) = 0 [pid 5085] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5083] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5087] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5086] <... exit_group resumed>) = ? [pid 5085] <... ioctl resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5088 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5087] <... openat resumed>) = 7 [pid 5085] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5083] <... ioctl resumed>) = 0 [pid 5087] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5085] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5083] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5087] <... ioctl resumed>) = 0 [pid 5085] close_range(4, 4294967295, 0 [pid 5083] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5087] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5086] +++ exited with 0 +++ [pid 5085] <... close_range resumed>) = 0 [pid 5083] close_range(4, 4294967295, 0 [pid 5087] <... ioctl resumed>) = 0 [pid 5085] exit_group(0 [pid 5083] <... close_range resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5087] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5085] <... exit_group resumed>) = ? [pid 5083] exit_group(0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5087] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5085] +++ exited with 0 +++ [pid 5083] <... exit_group resumed>) = ? [pid 5080] <... restart_syscall resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5088] <... prctl resumed>) = 0 [pid 5087] close_range(4, 4294967295, 0 [pid 5083] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5087] <... close_range resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5079] --- 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 5087] exit_group(0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5087] <... exit_group resumed>) = ? [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5089 attached [pid 5088] setpgid(0, 0 [pid 5087] +++ exited with 0 +++ [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5089 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5088] <... setpgid resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5090 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5091 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5092 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5090 attached [pid 5090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5090] setpgid(0, 0) = 0 [pid 5090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5093 ./strace-static-x86_64: Process 5091 attached [pid 5090] <... openat resumed>) = 3 [pid 5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5090] write(3, "1000", 4) = 4 [pid 5091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5090] close(3) = 0 [pid 5090] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5091] <... prctl resumed>) = 0 [pid 5091] setpgid(0, 0) = 0 [pid 5088] <... openat resumed>) = 3 [pid 5090] <... openat resumed>) = 3 [pid 5088] write(3, "1000", 4 [pid 5091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5090] read(3, [pid 5088] <... write resumed>) = 4 [pid 5088] close(3) = 0 ./strace-static-x86_64: Process 5092 attached [pid 5091] <... openat resumed>) = 3 [pid 5089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5088] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5091] write(3, "1000", 4) = 4 [pid 5091] close(3 [pid 5088] <... openat resumed>) = 3 [pid 5091] <... close resumed>) = 0 [pid 5091] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5090] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5088] read(3, [pid 5091] <... openat resumed>) = 3 [pid 5090] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5091] read(3, [pid 5090] <... socket resumed>) = 4 ./strace-static-x86_64: Process 5093 attached [pid 5091] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5090] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5091] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5090] <... openat resumed>) = 5 [pid 5089] <... prctl resumed>) = 0 [pid 5088] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5093] <... prctl resumed>) = 0 [pid 5091] <... socket resumed>) = 4 [pid 5090] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5089] setpgid(0, 0 [pid 5088] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5093] setpgid(0, 0 [pid 5091] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5090] <... ioctl resumed>) = 0 [pid 5093] <... setpgid resumed>) = 0 [pid 5091] <... openat resumed>) = 5 [pid 5090] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5089] <... setpgid resumed>) = 0 [pid 5088] <... socket resumed>) = 4 [ 57.267532][ T5083] RSP: 002b:00007ffd71f729b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 57.276015][ T5083] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fa557433049 [ 57.283972][ T5083] RDX: 0000000000002020 RSI: 0000000020002200 RDI: 0000000000000003 [ 57.291930][ T5083] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 57.299882][ T5083] R10: 00007ffd71f72430 R11: 0000000000000246 R12: 00007fa5573f6820 [ 57.307872][ T5083] R13: 0000000000000000 R14: 00007ffd71f729e0 R15: 00007ffd71f729d0 [ 57.315834][ T5083] [pid 5093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5091] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5090] <... openat resumed>) = 7 [pid 5089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5088] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5093] <... openat resumed>) = 3 [pid 5091] <... ioctl resumed>) = 0 [pid 5090] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5089] <... openat resumed>) = 3 [pid 5088] <... openat resumed>) = 5 [pid 5093] write(3, "1000", 4 [pid 5091] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5090] <... ioctl resumed>) = 0 [pid 5089] write(3, "1000", 4 [pid 5088] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5093] <... write resumed>) = 4 [pid 5091] <... openat resumed>) = 7 [pid 5090] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5088] <... ioctl resumed>) = 0 [pid 5093] close(3 [pid 5091] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5090] <... ioctl resumed>) = 0 [pid 5089] <... write resumed>) = 4 [pid 5093] <... close resumed>) = 0 [pid 5091] <... ioctl resumed>) = 0 [pid 5090] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5088] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5093] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5091] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5090] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5093] <... openat resumed>) = 3 [pid 5092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5091] <... ioctl resumed>) = 0 [pid 5090] close_range(4, 4294967295, 0 [pid 5089] close(3 [pid 5088] <... openat resumed>) = 7 [pid 5093] read(3, [pid 5091] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5090] <... close_range resumed>) = 0 [pid 5088] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5093] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5092] <... prctl resumed>) = 0 [pid 5091] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5090] exit_group(0 [pid 5089] <... close resumed>) = 0 [pid 5093] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5092] setpgid(0, 0 [pid 5091] close_range(4, 4294967295, 0 [pid 5090] <... exit_group resumed>) = ? [pid 5088] <... ioctl resumed>) = 0 [pid 5093] <... socket resumed>) = 4 [pid 5092] <... setpgid resumed>) = 0 [pid 5091] <... close_range resumed>) = 0 [pid 5090] +++ exited with 0 +++ [pid 5089] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5088] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5093] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5091] exit_group(0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5093] <... openat resumed>) = 5 [pid 5091] <... exit_group resumed>) = ? [pid 5088] <... ioctl resumed>) = 0 [pid 5093] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5091] +++ exited with 0 +++ [pid 5089] <... openat resumed>) = 3 [pid 5088] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5093] <... ioctl resumed>) = 0 [pid 5088] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5093] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5092] <... openat resumed>) = 3 [pid 5089] read(3, [pid 5088] close_range(4, 4294967295, 0 [pid 5093] <... openat resumed>) = 7 [pid 5092] write(3, "1000", 4 [pid 5089] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5093] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5088] <... close_range resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5089] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5093] <... ioctl resumed>) = 0 [pid 5092] <... write resumed>) = 4 [pid 5088] exit_group(0 [pid 5093] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5092] close(3 [pid 5089] <... socket resumed>) = 4 [pid 5088] <... exit_group resumed>) = ? [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5094 [pid 5093] <... ioctl resumed>) = 0 [pid 5092] <... close resumed>) = 0 [pid 5089] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5093] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5093] close_range(4, 4294967295, 0) = 0 [pid 5089] <... openat resumed>) = 5 [pid 5088] +++ exited with 0 +++ [pid 5093] exit_group(0 [pid 5092] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5089] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5093] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5093] +++ exited with 0 +++ [pid 5092] <... openat resumed>) = 3 [pid 5089] <... ioctl resumed>) = 0 [pid 5092] read(3, [pid 5089] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5095 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5092] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5089] <... openat resumed>) = 7 [pid 5092] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5089] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5075] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5095 attached [pid 5092] <... socket resumed>) = 4 [pid 5095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5092] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5089] <... ioctl resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5095] <... prctl resumed>) = 0 [pid 5095] setpgid(0, 0) = 0 [pid 5092] <... openat resumed>) = 5 [pid 5089] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5092] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5089] <... ioctl resumed>) = 0 [pid 5092] <... ioctl resumed>) = 0 [pid 5089] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5092] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5089] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5092] <... openat resumed>) = 7 [pid 5089] close_range(4, 4294967295, 0 [pid 5095] <... openat resumed>) = 3 [pid 5095] write(3, "1000", 4) = 4 [pid 5095] close(3) = 0 [pid 5095] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5095] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5095] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5092] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5089] <... close_range resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5096 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5097 [pid 5092] <... ioctl resumed>) = 0 [pid 5095] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5092] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5089] exit_group(0 [pid 5092] <... ioctl resumed>) = 0 [pid 5089] <... exit_group resumed>) = ? [pid 5092] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5095] <... openat resumed>) = 5 [pid 5095] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5095] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5089] +++ exited with 0 +++ [pid 5092] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5092] close_range(4, 4294967295, 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5095] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5095] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5092] <... close_range resumed>) = 0 [pid 5095] <... ioctl resumed>) = 0 [pid 5095] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5092] exit_group(0 [pid 5095] close_range(4, 4294967295, 0 [pid 5092] <... exit_group resumed>) = ? [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5095] <... close_range resumed>) = 0 ./strace-static-x86_64: Process 5096 attached [pid 5095] exit_group(0 [pid 5096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5095] <... exit_group resumed>) = ? [pid 5092] +++ exited with 0 +++ [pid 5096] <... prctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5097 attached [pid 5096] setpgid(0, 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5098 ./strace-static-x86_64: Process 5094 attached ./strace-static-x86_64: Process 5098 attached [pid 5097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5096] <... setpgid resumed>) = 0 [pid 5095] +++ exited with 0 +++ [pid 5081] <... restart_syscall resumed>) = 0 [pid 5098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5097] <... prctl resumed>) = 0 [pid 5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5098] <... prctl resumed>) = 0 [pid 5097] setpgid(0, 0 [pid 5096] <... openat resumed>) = 3 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5098] setpgid(0, 0 [pid 5097] <... setpgid resumed>) = 0 [pid 5096] write(3, "1000", 4 [pid 5094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5080] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5099 attached [pid 5098] <... setpgid resumed>) = 0 [pid 5097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5096] <... write resumed>) = 4 [pid 5094] <... prctl resumed>) = 0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5097] <... openat resumed>) = 3 [pid 5096] close(3 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5099 [pid 5098] <... openat resumed>) = 3 [pid 5097] write(3, "1000", 4 [pid 5096] <... close resumed>) = 0 [pid 5098] write(3, "1000", 4 [pid 5097] <... write resumed>) = 4 [pid 5096] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5098] <... write resumed>) = 4 [pid 5097] close(3 [pid 5096] <... openat resumed>) = 3 [pid 5098] close(3 [pid 5097] <... close resumed>) = 0 [pid 5096] read(3, [pid 5098] <... close resumed>) = 0 [pid 5097] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5096] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5098] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5097] <... openat resumed>) = 3 [pid 5096] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5098] <... openat resumed>) = 3 [pid 5097] read(3, [pid 5096] <... socket resumed>) = 4 [pid 5094] setpgid(0, 0 [pid 5098] read(3, [pid 5097] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5096] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5098] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5097] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5096] <... openat resumed>) = 5 [pid 5094] <... setpgid resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5100 [pid 5098] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5097] <... socket resumed>) = 4 [pid 5096] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5098] <... socket resumed>) = 4 [pid 5097] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5096] <... ioctl resumed>) = 0 [pid 5094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5098] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5097] <... openat resumed>) = 5 [pid 5096] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5098] <... openat resumed>) = 5 [pid 5097] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5096] <... openat resumed>) = 7 [pid 5094] <... openat resumed>) = 3 [pid 5098] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5097] <... ioctl resumed>) = 0 [pid 5096] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5094] write(3, "1000", 4 [pid 5098] <... ioctl resumed>) = 0 [pid 5097] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5096] <... ioctl resumed>) = 0 [pid 5094] <... write resumed>) = 4 [pid 5098] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5097] <... openat resumed>) = 7 [pid 5096] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5098] <... openat resumed>) = 7 [pid 5097] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5096] <... ioctl resumed>) = 0 [pid 5094] close(3 [pid 5098] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5097] <... ioctl resumed>) = 0 [pid 5096] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5098] <... ioctl resumed>) = 0 [pid 5097] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5096] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5094] <... close resumed>) = 0 [pid 5098] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5097] <... ioctl resumed>) = 0 [pid 5096] close_range(4, 4294967295, 0 [pid 5098] <... ioctl resumed>) = 0 [pid 5097] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5096] <... close_range resumed>) = 0 [pid 5094] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5098] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5097] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5096] exit_group(0 [pid 5098] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5097] close_range(4, 4294967295, 0 [pid 5096] <... exit_group resumed>) = ? [pid 5094] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5100 attached [pid 5099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5098] close_range(4, 4294967295, 0 [pid 5097] <... close_range resumed>) = 0 [pid 5096] +++ exited with 0 +++ [pid 5094] read(3, [pid 5098] <... close_range resumed>) = 0 [pid 5097] exit_group(0 [pid 5099] <... prctl resumed>) = 0 [pid 5098] exit_group(0 [pid 5097] <... exit_group resumed>) = ? [pid 5094] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5099] setpgid(0, 0 [pid 5098] <... exit_group resumed>) = ? [pid 5097] +++ exited with 0 +++ [pid 5094] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5099] <... setpgid resumed>) = 0 [pid 5098] +++ exited with 0 +++ [pid 5094] <... socket resumed>) = 4 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5094] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5094] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5100] <... prctl resumed>) = 0 [pid 5094] <... ioctl resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5094] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5100] setpgid(0, 0) = 0 [pid 5100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5100] write(3, "1000", 4) = 4 [pid 5094] <... openat resumed>) = 7 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5101 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5102 [pid 5094] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5103 ./strace-static-x86_64: Process 5103 attached [pid 5100] close(3 [pid 5099] <... openat resumed>) = 3 [pid 5094] <... ioctl resumed>) = 0 [pid 5099] write(3, "1000", 4 [pid 5094] ioctl(8, SYNC_IOC_MERGE, 0x20000040./strace-static-x86_64: Process 5101 attached [pid 5103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5100] <... close resumed>) = 0 [pid 5099] <... write resumed>) = 4 [pid 5094] <... ioctl resumed>) = 0 [pid 5100] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5099] close(3 [pid 5094] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5100] <... openat resumed>) = 3 [pid 5099] <... close resumed>) = 0 [pid 5094] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5100] read(3, [pid 5099] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5094] close_range(4, 4294967295, 0./strace-static-x86_64: Process 5102 attached [pid 5100] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5099] <... openat resumed>) = 3 [pid 5102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5100] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5094] <... close_range resumed>) = 0 [pid 5099] read(3, [pid 5102] <... prctl resumed>) = 0 [pid 5100] <... socket resumed>) = 4 [pid 5099] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5094] exit_group(0 [pid 5099] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5102] setpgid(0, 0 [pid 5100] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5094] <... exit_group resumed>) = ? [pid 5102] <... setpgid resumed>) = 0 [pid 5100] <... openat resumed>) = 5 [pid 5099] <... socket resumed>) = 4 [pid 5102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5100] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5102] <... openat resumed>) = 3 [pid 5100] <... ioctl resumed>) = 0 [pid 5099] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5094] +++ exited with 0 +++ [pid 5102] write(3, "1000", 4 [pid 5100] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5099] <... openat resumed>) = 5 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5102] <... write resumed>) = 4 [pid 5100] <... openat resumed>) = 7 [pid 5099] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5102] close(3 [pid 5100] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5102] <... close resumed>) = 0 [pid 5100] <... ioctl resumed>) = 0 [pid 5099] <... ioctl resumed>) = 0 [pid 5102] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5100] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5099] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5102] <... openat resumed>) = 3 [pid 5100] <... ioctl resumed>) = 0 [pid 5102] read(3, [pid 5100] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5103] <... prctl resumed>) = 0 [pid 5102] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5100] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5099] <... openat resumed>) = 7 [pid 5103] setpgid(0, 0 [pid 5102] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5100] close_range(4, 4294967295, 0 [pid 5099] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5103] <... setpgid resumed>) = 0 [pid 5102] <... socket resumed>) = 4 [pid 5101] <... prctl resumed>) = 0 [pid 5100] <... close_range resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5104 attached [pid 5103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5102] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5101] setpgid(0, 0 [pid 5100] exit_group(0 [pid 5099] <... ioctl resumed>) = 0 [pid 5102] <... openat resumed>) = 5 [pid 5100] <... exit_group resumed>) = ? [pid 5099] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5104 [pid 5104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5103] <... openat resumed>) = 3 [pid 5102] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5101] <... setpgid resumed>) = 0 [pid 5100] +++ exited with 0 +++ [pid 5099] <... ioctl resumed>) = 0 [pid 5102] <... ioctl resumed>) = 0 [pid 5099] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5103] write(3, "1000", 4 [pid 5102] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5099] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5102] <... openat resumed>) = 7 [pid 5102] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5103] <... write resumed>) = 4 [pid 5102] <... ioctl resumed>) = 0 [pid 5099] close_range(4, 4294967295, 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5103] close(3 [pid 5102] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5101] <... openat resumed>) = 3 [pid 5102] <... ioctl resumed>) = 0 [pid 5102] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5099] <... close_range resumed>) = 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5103] <... close resumed>) = 0 [pid 5102] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5101] write(3, "1000", 4 [pid 5102] close_range(4, 4294967295, 0 [pid 5099] exit_group(0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5103] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5102] <... close_range resumed>) = 0 [pid 5101] <... write resumed>) = 4 [pid 5099] <... exit_group resumed>) = ? [pid 5103] <... openat resumed>) = 3 [pid 5102] exit_group(0 [pid 5101] close(3 [pid 5102] <... exit_group resumed>) = ? [pid 5104] <... prctl resumed>) = 0 [pid 5102] +++ exited with 0 +++ [pid 5104] setpgid(0, 0 [pid 5099] +++ exited with 0 +++ [pid 5103] read(3, [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5104] <... setpgid resumed>) = 0 [pid 5101] <... close resumed>) = 0 [pid 5104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5103] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5101] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5105 [pid 5104] <... openat resumed>) = 3 [pid 5103] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5101] <... openat resumed>) = 3 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5106 attached [pid 5104] write(3, "1000", 4 [pid 5103] <... socket resumed>) = 4 [pid 5101] read(3, [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5104] <... write resumed>) = 4 [pid 5101] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5106 [pid 5104] close(3) = 0 [pid 5104] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5103] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5101] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5104] <... openat resumed>) = 3 [pid 5103] <... openat resumed>) = 5 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5107 [pid 5104] read(3, [pid 5101] <... socket resumed>) = 4 [pid 5103] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5101] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5104] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5103] <... ioctl resumed>) = 0 [pid 5101] <... openat resumed>) = 5 [pid 5104] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5103] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5104] <... socket resumed>) = 4 [pid 5101] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5104] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5103] <... openat resumed>) = 7 [pid 5101] <... ioctl resumed>) = 0 [pid 5104] <... openat resumed>) = 5 [pid 5103] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5101] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5104] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5103] <... ioctl resumed>) = 0 [pid 5104] <... ioctl resumed>) = 0 [pid 5103] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5101] <... openat resumed>) = 7 [pid 5104] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5103] <... ioctl resumed>) = 0 [pid 5101] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0./strace-static-x86_64: Process 5107 attached [pid 5104] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5104] <... ioctl resumed>) = 0 [pid 5103] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5101] <... ioctl resumed>) = 0 [pid 5107] <... prctl resumed>) = 0 [pid 5104] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5103] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5101] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5107] setpgid(0, 0 [pid 5104] <... ioctl resumed>) = 0 [pid 5103] close_range(4, 4294967295, 0 [pid 5107] <... setpgid resumed>) = 0 [pid 5104] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5101] <... ioctl resumed>) = 0 [pid 5107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5104] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5103] <... close_range resumed>) = 0 [pid 5101] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5105 attached [pid 5107] <... openat resumed>) = 3 [pid 5104] close_range(4, 4294967295, 0 [pid 5107] write(3, "1000", 4 [pid 5105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5104] <... close_range resumed>) = 0 [pid 5103] exit_group(0 [pid 5101] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5107] <... write resumed>) = 4 [pid 5105] <... prctl resumed>) = 0 [pid 5104] exit_group(0 [pid 5103] <... exit_group resumed>) = ? [pid 5101] close_range(4, 4294967295, 0 [pid 5107] close(3 [pid 5105] setpgid(0, 0 [pid 5104] <... exit_group resumed>) = ? [pid 5107] <... close resumed>) = 0 [pid 5105] <... setpgid resumed>) = 0 [pid 5104] +++ exited with 0 +++ [pid 5103] +++ exited with 0 +++ [pid 5101] <... close_range resumed>) = 0 [pid 5107] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5106] <... prctl resumed>) = 0 [pid 5105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5101] exit_group(0 [pid 5107] <... openat resumed>) = 3 [pid 5106] setpgid(0, 0 [pid 5105] <... openat resumed>) = 3 [pid 5101] <... exit_group resumed>) = ? [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5107] read(3, [pid 5106] <... setpgid resumed>) = 0 [pid 5105] write(3, "1000", 4 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5107] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5105] <... write resumed>) = 4 [pid 5101] +++ exited with 0 +++ [pid 5079] <... restart_syscall resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5107] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5106] <... openat resumed>) = 3 [pid 5105] close(3 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5107] <... socket resumed>) = 4 [pid 5106] write(3, "1000", 4 [pid 5105] <... close resumed>) = 0 [pid 5107] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5106] <... write resumed>) = 4 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5108 attached [pid 5107] <... openat resumed>) = 5 [pid 5106] close(3 [pid 5105] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5107] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5106] <... close resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5108 [pid 5107] <... ioctl resumed>) = 0 [pid 5106] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5105] <... openat resumed>) = 3 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5107] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5106] <... openat resumed>) = 3 [pid 5105] read(3, [pid 5107] <... openat resumed>) = 7 [pid 5106] read(3, [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5107] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5106] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5105] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5107] <... ioctl resumed>) = 0 [pid 5106] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5105] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5109 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5110 [pid 5107] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5106] <... socket resumed>) = 4 [pid 5105] <... socket resumed>) = 4 [pid 5107] <... ioctl resumed>) = 0 [pid 5106] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5105] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5107] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5106] <... openat resumed>) = 5 [pid 5107] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5106] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5105] <... openat resumed>) = 5 [pid 5107] close_range(4, 4294967295, 0 [pid 5106] <... ioctl resumed>) = 0 [pid 5108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5107] <... close_range resumed>) = 0 [pid 5106] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5105] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5107] exit_group(0 [pid 5106] <... openat resumed>) = 7 [pid 5108] <... prctl resumed>) = 0 [pid 5107] <... exit_group resumed>) = ? [pid 5106] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5105] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5110 attached ./strace-static-x86_64: Process 5109 attached [pid 5108] setpgid(0, 0 [pid 5107] +++ exited with 0 +++ [pid 5106] <... ioctl resumed>) = 0 [pid 5105] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5106] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5109] <... prctl resumed>) = 0 [pid 5106] <... ioctl resumed>) = 0 [pid 5105] <... openat resumed>) = 7 [pid 5109] setpgid(0, 0 [pid 5108] <... setpgid resumed>) = 0 [pid 5106] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5105] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5109] <... setpgid resumed>) = 0 [pid 5106] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5106] close_range(4, 4294967295, 0 [pid 5105] <... ioctl resumed>) = 0 [pid 5109] <... openat resumed>) = 3 [pid 5108] <... openat resumed>) = 3 [pid 5106] <... close_range resumed>) = 0 [pid 5105] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5109] write(3, "1000", 4 [pid 5108] write(3, "1000", 4 [pid 5106] exit_group(0 [pid 5109] <... write resumed>) = 4 [pid 5108] <... write resumed>) = 4 [pid 5106] <... exit_group resumed>) = ? [pid 5105] <... ioctl resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5109] close(3 [pid 5108] close(3 [pid 5106] +++ exited with 0 +++ [pid 5105] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5109] <... close resumed>) = 0 [pid 5109] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5105] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5110] <... prctl resumed>) = 0 [pid 5109] <... openat resumed>) = 3 [pid 5108] <... close resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5110] setpgid(0, 0 [pid 5109] read(3, [pid 5105] close_range(4, 4294967295, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5111 [pid 5110] <... setpgid resumed>) = 0 [pid 5109] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5108] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5105] <... close_range resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5109] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5105] exit_group(0 [pid 5110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5109] <... socket resumed>) = 4 [pid 5108] <... openat resumed>) = 3 [pid 5105] <... exit_group resumed>) = ? [pid 5109] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5109] <... openat resumed>) = 5 [pid 5108] read(3, [pid 5105] +++ exited with 0 +++ [pid 5109] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5108] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5112 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5105, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5110] <... openat resumed>) = 3 [pid 5109] <... ioctl resumed>) = 0 [pid 5108] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5111 attached [pid 5109] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5108] <... socket resumed>) = 4 [pid 5111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5110] write(3, "1000", 4 [pid 5109] <... openat resumed>) = 7 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5111] <... prctl resumed>) = 0 [pid 5110] <... write resumed>) = 4 [pid 5109] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5108] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5111] setpgid(0, 0 [pid 5110] close(3 [pid 5109] <... ioctl resumed>) = 0 [pid 5108] <... openat resumed>) = 5 [pid 5111] <... setpgid resumed>) = 0 [pid 5110] <... close resumed>) = 0 [pid 5109] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5108] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5113 attached [pid 5111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5110] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5109] <... ioctl resumed>) = 0 [pid 5108] <... ioctl resumed>) = 0 [pid 5111] <... openat resumed>) = 3 [pid 5109] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5108] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5113 [pid 5111] write(3, "1000", 4 [pid 5110] <... openat resumed>) = 3 [pid 5109] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5108] <... openat resumed>) = 7 [pid 5111] <... write resumed>) = 4 [pid 5109] close_range(4, 4294967295, 0 [pid 5111] close(3 [pid 5110] read(3, [pid 5109] <... close_range resumed>) = 0 [pid 5108] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5111] <... close resumed>) = 0 [pid 5110] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5109] exit_group(0 [pid 5108] <... ioctl resumed>) = 0 [pid 5111] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5110] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5109] <... exit_group resumed>) = ? [pid 5108] ioctl(8, SYNC_IOC_MERGE, 0x20000040./strace-static-x86_64: Process 5112 attached [pid 5113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5111] <... openat resumed>) = 3 [pid 5110] <... socket resumed>) = 4 [pid 5109] +++ exited with 0 +++ [pid 5108] <... ioctl resumed>) = 0 [pid 5112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5111] read(3, [pid 5112] <... prctl resumed>) = 0 [pid 5111] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5110] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5108] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5112] setpgid(0, 0 [pid 5111] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5110] <... openat resumed>) = 5 [pid 5112] <... setpgid resumed>) = 0 [pid 5111] <... socket resumed>) = 4 [pid 5110] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5108] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5111] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5112] <... openat resumed>) = 3 [pid 5111] <... openat resumed>) = 5 [pid 5110] <... ioctl resumed>) = 0 [pid 5108] close_range(4, 4294967295, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5113] <... prctl resumed>) = 0 [pid 5112] write(3, "1000", 4 [pid 5111] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5110] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5112] <... write resumed>) = 4 [pid 5111] <... ioctl resumed>) = 0 [pid 5108] <... close_range resumed>) = 0 [pid 5112] close(3 [pid 5111] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5112] <... close resumed>) = 0 [pid 5111] <... openat resumed>) = 7 [pid 5108] exit_group(0 [pid 5112] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5111] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5110] <... openat resumed>) = 7 [pid 5108] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5114 [pid 5112] <... openat resumed>) = 3 [pid 5111] <... ioctl resumed>) = 0 [pid 5112] read(3, [pid 5111] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5110] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5112] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5111] <... ioctl resumed>) = 0 [pid 5112] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5111] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5112] <... socket resumed>) = 4 [pid 5111] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5110] <... ioctl resumed>) = 0 [pid 5108] +++ exited with 0 +++ [pid 5113] setpgid(0, 0 [pid 5112] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5111] close_range(4, 4294967295, 0 [pid 5110] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5113] <... setpgid resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5112] <... openat resumed>) = 5 [pid 5111] <... close_range resumed>) = 0 [pid 5110] <... ioctl resumed>) = 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5114 attached [pid 5113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5112] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5111] exit_group(0 [pid 5110] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5112] <... ioctl resumed>) = 0 [pid 5111] <... exit_group resumed>) = ? [pid 5110] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5114] <... prctl resumed>) = 0 [pid 5113] <... openat resumed>) = 3 [pid 5112] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5111] +++ exited with 0 +++ [pid 5110] close_range(4, 4294967295, 0 [pid 5114] setpgid(0, 0 [pid 5113] write(3, "1000", 4 [pid 5112] <... openat resumed>) = 7 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5115 attached [pid 5114] <... setpgid resumed>) = 0 [pid 5113] <... write resumed>) = 4 [pid 5112] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5110] <... close_range resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5113] close(3 [pid 5112] <... ioctl resumed>) = 0 [pid 5110] exit_group(0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5115 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5114] <... openat resumed>) = 3 [pid 5112] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5114] write(3, "1000", 4 [pid 5113] <... close resumed>) = 0 [pid 5112] <... ioctl resumed>) = 0 [pid 5110] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5116 attached [pid 5115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5114] <... write resumed>) = 4 [pid 5113] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5112] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5114] close(3 [pid 5112] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5114] <... close resumed>) = 0 [pid 5112] close_range(4, 4294967295, 0 [pid 5114] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5113] <... openat resumed>) = 3 [pid 5112] <... close_range resumed>) = 0 [pid 5110] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5116 [pid 5114] <... openat resumed>) = 3 [pid 5113] read(3, [pid 5112] exit_group(0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5114] read(3, [pid 5113] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5112] <... exit_group resumed>) = ? [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5114] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5113] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5112] +++ exited with 0 +++ [pid 5076] <... restart_syscall resumed>) = 0 [pid 5114] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5113] <... socket resumed>) = 4 [pid 5116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5115] <... prctl resumed>) = 0 [pid 5114] <... socket resumed>) = 4 [pid 5113] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5116] <... prctl resumed>) = 0 [pid 5115] setpgid(0, 0 [pid 5114] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5117 attached [pid 5116] setpgid(0, 0 [pid 5115] <... setpgid resumed>) = 0 [pid 5114] <... openat resumed>) = 5 [pid 5113] <... openat resumed>) = 5 [pid 5116] <... setpgid resumed>) = 0 [pid 5115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5114] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5117 [pid 5117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5115] <... openat resumed>) = 3 [pid 5114] <... ioctl resumed>) = 0 [pid 5113] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5116] <... openat resumed>) = 3 [pid 5115] write(3, "1000", 4 [pid 5114] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5113] <... ioctl resumed>) = 0 [pid 5116] write(3, "1000", 4 [pid 5115] <... write resumed>) = 4 [pid 5114] <... openat resumed>) = 7 [pid 5113] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5118 attached [pid 5117] <... prctl resumed>) = 0 [pid 5116] <... write resumed>) = 4 [pid 5115] close(3 [pid 5114] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5113] <... openat resumed>) = 7 [pid 5116] close(3 [pid 5115] <... close resumed>) = 0 [pid 5114] <... ioctl resumed>) = 0 [pid 5113] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5118 [pid 5116] <... close resumed>) = 0 [pid 5115] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5114] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5116] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5115] <... openat resumed>) = 3 [pid 5114] <... ioctl resumed>) = 0 [pid 5113] <... ioctl resumed>) = 0 [pid 5117] setpgid(0, 0 [pid 5116] <... openat resumed>) = 3 [pid 5115] read(3, [pid 5114] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5113] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5116] read(3, [pid 5115] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5114] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5116] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5115] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5114] close_range(4, 4294967295, 0 [pid 5113] <... ioctl resumed>) = 0 [pid 5116] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5115] <... socket resumed>) = 4 [pid 5114] <... close_range resumed>) = 0 [pid 5117] <... setpgid resumed>) = 0 [pid 5116] <... socket resumed>) = 4 [pid 5115] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5114] exit_group(0 [pid 5113] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5116] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5115] <... openat resumed>) = 5 [pid 5114] <... exit_group resumed>) = ? [pid 5113] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5116] <... openat resumed>) = 5 [pid 5115] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5114] +++ exited with 0 +++ [pid 5113] close_range(4, 4294967295, 0 [pid 5116] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5115] <... ioctl resumed>) = 0 [pid 5116] <... ioctl resumed>) = 0 [pid 5115] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5116] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5115] <... openat resumed>) = 7 [pid 5113] <... close_range resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5117] <... openat resumed>) = 3 [pid 5116] <... openat resumed>) = 7 [pid 5115] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5117] write(3, "1000", 4 [pid 5116] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5115] <... ioctl resumed>) = 0 [pid 5113] exit_group(0 [pid 5116] <... ioctl resumed>) = 0 [pid 5115] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5113] <... exit_group resumed>) = ? [pid 5117] <... write resumed>) = 4 [pid 5116] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5115] <... ioctl resumed>) = 0 [pid 5116] <... ioctl resumed>) = 0 [pid 5115] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5116] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5115] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5116] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5115] close_range(4, 4294967295, 0 [pid 5113] +++ exited with 0 +++ [pid 5117] close(3 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5116] close_range(4, 4294967295, 0 [pid 5115] <... close_range resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5116] <... close_range resumed>) = 0 [pid 5115] exit_group(0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5116] exit_group(0 [pid 5115] <... exit_group resumed>) = ? [pid 5080] <... restart_syscall resumed>) = 0 [pid 5118] <... prctl resumed>) = 0 [pid 5117] <... close resumed>) = 0 [pid 5116] <... exit_group resumed>) = ? [pid 5115] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5119 [pid 5118] setpgid(0, 0 [pid 5117] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5116] +++ exited with 0 +++ [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5119 attached [pid 5118] <... setpgid resumed>) = 0 [pid 5117] <... openat resumed>) = 3 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5120 attached [pid 5119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5117] read(3, [pid 5119] <... prctl resumed>) = 0 [pid 5117] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5120 [pid 5117] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5118] <... openat resumed>) = 3 [pid 5119] setpgid(0, 0 [pid 5117] <... socket resumed>) = 4 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5119] <... setpgid resumed>) = 0 [pid 5118] write(3, "1000", 4 [pid 5117] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5120] <... prctl resumed>) = 0 [pid 5117] <... openat resumed>) = 5 [pid 5120] setpgid(0, 0 [pid 5118] <... write resumed>) = 4 [pid 5120] <... setpgid resumed>) = 0 [pid 5117] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5121 [pid 5120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5118] close(3 [pid 5117] <... ioctl resumed>) = 0 [pid 5120] <... openat resumed>) = 3 [pid 5119] <... openat resumed>) = 3 [pid 5118] <... close resumed>) = 0 [pid 5117] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5120] write(3, "1000", 4 [pid 5119] write(3, "1000", 4 [pid 5118] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5117] <... openat resumed>) = 7 [pid 5120] <... write resumed>) = 4 [pid 5120] close(3) = 0 [pid 5119] <... write resumed>) = 4 [pid 5118] <... openat resumed>) = 3 [pid 5117] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5119] close(3./strace-static-x86_64: Process 5122 attached [pid 5120] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5119] <... close resumed>) = 0 [pid 5118] read(3, [pid 5117] <... ioctl resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5122 [pid 5122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5120] <... openat resumed>) = 3 [pid 5119] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5118] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5117] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5122] <... prctl resumed>) = 0 [pid 5120] read(3, [pid 5119] <... openat resumed>) = 3 [pid 5118] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5117] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5121 attached [pid 5122] setpgid(0, 0 [pid 5120] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5119] read(3, [pid 5118] <... socket resumed>) = 4 [pid 5117] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5122] <... setpgid resumed>) = 0 [pid 5121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5120] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5119] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5118] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5117] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5121] <... prctl resumed>) = 0 [pid 5120] <... socket resumed>) = 4 [pid 5119] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5118] <... openat resumed>) = 5 [pid 5117] close_range(4, 4294967295, 0 [pid 5121] setpgid(0, 0) = 0 [pid 5119] <... socket resumed>) = 4 [pid 5121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5120] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5119] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5118] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5117] <... close_range resumed>) = 0 [pid 5121] write(3, "1000", 4) = 4 [pid 5119] <... openat resumed>) = 5 [pid 5121] close(3 [pid 5118] <... ioctl resumed>) = 0 [pid 5117] exit_group(0 [pid 5119] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5121] <... close resumed>) = 0 [pid 5119] <... ioctl resumed>) = 0 [pid 5118] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5117] <... exit_group resumed>) = ? [pid 5120] <... openat resumed>) = 5 [pid 5119] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5118] <... openat resumed>) = 7 [pid 5121] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5121] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 174 [pid 5121] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5118] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5117] +++ exited with 0 +++ [pid 5121] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5120] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5119] <... openat resumed>) = 7 [pid 5118] <... ioctl resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5121] <... openat resumed>) = 5 [pid 5120] <... ioctl resumed>) = 0 [pid 5119] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5118] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5122] <... openat resumed>) = 3 [pid 5121] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5120] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5119] <... ioctl resumed>) = 0 [pid 5118] <... ioctl resumed>) = 0 [pid 5121] <... ioctl resumed>) = 0 [pid 5119] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5118] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5120] <... openat resumed>) = 7 [pid 5122] write(3, "1000", 4 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5122] <... write resumed>) = 4 [pid 5121] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5120] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5119] <... ioctl resumed>) = 0 [pid 5118] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5121] <... openat resumed>) = 7 [pid 5119] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5118] close_range(4, 4294967295, 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5123 [pid 5122] close(3 [pid 5121] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5120] <... ioctl resumed>) = 0 [pid 5119] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5122] <... close resumed>) = 0 [pid 5121] <... ioctl resumed>) = 0 [pid 5120] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5119] close_range(4, 4294967295, 0 [pid 5118] <... close_range resumed>) = 0 [pid 5121] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5121] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5119] <... close_range resumed>) = 0 [pid 5121] close_range(4, 4294967295, 0 [pid 5119] exit_group(0 [pid 5118] exit_group(0 [pid 5122] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5121] <... close_range resumed>) = 0 [pid 5120] <... ioctl resumed>) = 0 [pid 5119] <... exit_group resumed>) = ? [pid 5118] <... exit_group resumed>) = ? [pid 5121] exit_group(0 [pid 5120] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5121] <... exit_group resumed>) = ? [pid 5121] +++ exited with 0 +++ [pid 5119] +++ exited with 0 +++ [pid 5120] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5118] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5122] <... openat resumed>) = 3 [pid 5120] close_range(4, 4294967295, 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] <... restart_syscall resumed>) = 0 [pid 5122] read(3, [pid 5120] <... close_range resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5120] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5122] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5120] <... exit_group resumed>) = ? [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... restart_syscall resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5124 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5125 ./strace-static-x86_64: Process 5123 attached [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5126 [pid 5120] +++ exited with 0 +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5125 attached [pid 5122] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5123] setpgid(0, 0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5123] <... setpgid resumed>) = 0 [pid 5123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5122] <... socket resumed>) = 4 [pid 5122] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5124 attached [pid 5124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5123] <... openat resumed>) = 3 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5127 [pid 5124] <... prctl resumed>) = 0 [pid 5124] setpgid(0, 0 [pid 5122] <... openat resumed>) = 5 [pid 5122] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5122] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5124] <... setpgid resumed>) = 0 [pid 5124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5123] write(3, "1000", 4 [pid 5122] <... openat resumed>) = 7 [pid 5124] <... openat resumed>) = 3 [pid 5123] <... write resumed>) = 4 [pid 5122] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5123] close(3 [pid 5124] write(3, "1000", 4 [pid 5123] <... close resumed>) = 0 [pid 5124] <... write resumed>) = 4 [pid 5123] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5124] close(3 [pid 5123] <... openat resumed>) = 3 [pid 5122] <... ioctl resumed>) = 0 [pid 5125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5124] <... close resumed>) = 0 [pid 5123] read(3, [pid 5122] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5125] <... prctl resumed>) = 0 [pid 5124] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5123] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5122] <... ioctl resumed>) = 0 [pid 5125] setpgid(0, 0 [pid 5124] <... openat resumed>) = 3 [pid 5123] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5122] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5126 attached [pid 5125] <... setpgid resumed>) = 0 [pid 5124] read(3, [pid 5123] <... socket resumed>) = 4 [pid 5122] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5124] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5123] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5122] close_range(4, 4294967295, 0 [pid 5126] <... prctl resumed>) = 0 [pid 5125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5124] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5123] <... openat resumed>) = 5 [pid 5126] setpgid(0, 0 [pid 5124] <... socket resumed>) = 4 [pid 5123] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5122] <... close_range resumed>) = 0 [pid 5125] <... openat resumed>) = 3 [pid 5126] <... setpgid resumed>) = 0 [pid 5124] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5123] <... ioctl resumed>) = 0 [pid 5122] exit_group(0 [pid 5126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5125] write(3, "1000", 4 [pid 5124] <... openat resumed>) = 5 [pid 5123] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5122] <... exit_group resumed>) = ? [pid 5126] <... openat resumed>) = 3 [pid 5125] <... write resumed>) = 4 [pid 5124] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5123] <... openat resumed>) = 7 [pid 5126] write(3, "1000", 4 [pid 5124] <... ioctl resumed>) = 0 [pid 5123] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5126] <... write resumed>) = 4 [pid 5124] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5123] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5127 attached [pid 5126] close(3 [pid 5125] close(3 [pid 5124] <... openat resumed>) = 7 [pid 5123] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5122] +++ exited with 0 +++ [pid 5126] <... close resumed>) = 0 [pid 5125] <... close resumed>) = 0 [pid 5124] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5123] <... ioctl resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5126] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5125] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5124] <... ioctl resumed>) = 0 [pid 5123] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5126] <... openat resumed>) = 3 [pid 5124] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5123] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... restart_syscall resumed>) = 0 [pid 5127] <... prctl resumed>) = 0 [pid 5126] read(3, [pid 5125] <... openat resumed>) = 3 [pid 5124] <... ioctl resumed>) = 0 [pid 5123] close_range(4, 4294967295, 0 [pid 5127] setpgid(0, 0 [pid 5126] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5124] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5123] <... close_range resumed>) = 0 [pid 5127] <... setpgid resumed>) = 0 [pid 5126] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5125] read(3, [pid 5124] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5123] exit_group(0 [pid 5126] <... socket resumed>) = 4 [pid 5125] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5124] close_range(4, 4294967295, 0 [pid 5123] <... exit_group resumed>) = ? [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5126] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5125] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5124] <... close_range resumed>) = 0 [pid 5123] +++ exited with 0 +++ [pid 5126] <... openat resumed>) = 5 [pid 5124] exit_group(0 [pid 5126] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5124] <... exit_group resumed>) = ? [pid 5127] <... openat resumed>) = 3 [pid 5126] <... ioctl resumed>) = 0 [pid 5125] <... socket resumed>) = 4 [pid 5124] +++ exited with 0 +++ [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5128 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5127] write(3, "1000", 4 [pid 5126] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5125] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5126] <... openat resumed>) = 7 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5126] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5126] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5125] <... openat resumed>) = 5 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5127] <... write resumed>) = 4 [pid 5126] <... ioctl resumed>) = 0 [pid 5125] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5127] close(3 [pid 5126] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5126] close_range(4, 4294967295, 0) = 0 [pid 5126] exit_group(0) = ? [pid 5127] <... close resumed>) = 0 [pid 5126] +++ exited with 0 +++ [pid 5125] <... ioctl resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5129 ./strace-static-x86_64: Process 5128 attached [pid 5128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5128] setpgid(0, 0) = 0 [pid 5128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5130 [pid 5125] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5127] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5128] <... openat resumed>) = 3 [pid 5128] write(3, "1000", 4) = 4 [pid 5128] close(3) = 0 [pid 5128] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5131 [pid 5128] <... openat resumed>) = 3 [pid 5125] <... openat resumed>) = 7 [pid 5125] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 ./strace-static-x86_64: Process 5129 attached [pid 5128] read(3, [pid 5127] <... openat resumed>) = 3 [pid 5125] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5128] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5127] read(3, [pid 5125] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5130 attached [pid 5129] <... prctl resumed>) = 0 [pid 5128] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5127] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5125] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5129] setpgid(0, 0 [pid 5128] <... socket resumed>) = 4 [pid 5127] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5125] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5125] close_range(4, 4294967295, 0 [pid 5127] <... socket resumed>) = 4 [pid 5130] <... prctl resumed>) = 0 [pid 5129] <... setpgid resumed>) = 0 [pid 5128] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5130] setpgid(0, 0 [pid 5129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5128] <... openat resumed>) = 5 [pid 5127] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5125] <... close_range resumed>) = 0 [pid 5130] <... setpgid resumed>) = 0 [pid 5129] <... openat resumed>) = 3 [pid 5128] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5129] write(3, "1000", 4 [pid 5128] <... ioctl resumed>) = 0 [pid 5127] <... openat resumed>) = 5 [pid 5125] exit_group(0 [pid 5130] <... openat resumed>) = 3 [pid 5129] <... write resumed>) = 4 [pid 5128] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5127] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5125] <... exit_group resumed>) = ? [pid 5130] write(3, "1000", 4 [pid 5129] close(3 [pid 5128] <... openat resumed>) = 7 [pid 5130] <... write resumed>) = 4 [pid 5129] <... close resumed>) = 0 [pid 5128] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5127] <... ioctl resumed>) = 0 [pid 5130] close(3 [pid 5129] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5128] <... ioctl resumed>) = 0 [pid 5130] <... close resumed>) = 0 [pid 5129] <... openat resumed>) = 3 [pid 5128] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5125] +++ exited with 0 +++ [pid 5130] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5129] read(3, [pid 5128] <... ioctl resumed>) = 0 [pid 5127] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5130] <... openat resumed>) = 3 [pid 5129] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5128] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5131 attached [pid 5130] read(3, [pid 5129] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5128] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5127] <... openat resumed>) = 7 [pid 5131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5130] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5129] <... socket resumed>) = 4 [pid 5128] close_range(4, 4294967295, 0 [pid 5127] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5131] <... prctl resumed>) = 0 [pid 5130] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5129] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5128] <... close_range resumed>) = 0 [pid 5131] setpgid(0, 0 [pid 5130] <... socket resumed>) = 4 [pid 5129] <... openat resumed>) = 5 [pid 5128] exit_group(0 [pid 5127] <... ioctl resumed>) = 0 [pid 5131] <... setpgid resumed>) = 0 [pid 5130] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5129] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5128] <... exit_group resumed>) = ? [pid 5127] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5130] <... openat resumed>) = 5 [pid 5129] <... ioctl resumed>) = 0 [pid 5128] +++ exited with 0 +++ [pid 5130] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5129] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5127] <... ioctl resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5131] <... openat resumed>) = 3 [pid 5130] <... ioctl resumed>) = 0 [pid 5129] <... openat resumed>) = 7 [pid 5127] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5130] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5129] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5127] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5131] write(3, "1000", 4 [pid 5130] <... openat resumed>) = 7 [pid 5129] <... ioctl resumed>) = 0 [pid 5127] close_range(4, 4294967295, 0 [pid 5130] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5129] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5130] <... ioctl resumed>) = 0 [pid 5129] <... ioctl resumed>) = 0 [pid 5130] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5129] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5130] <... ioctl resumed>) = 0 [pid 5129] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5130] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5129] close_range(4, 4294967295, 0 [pid 5131] <... write resumed>) = 4 [pid 5130] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5129] <... close_range resumed>) = 0 [pid 5127] <... close_range resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5132 [pid 5130] close_range(4, 4294967295, 0 [pid 5129] exit_group(0 [pid 5130] <... close_range resumed>) = 0 [pid 5129] <... exit_group resumed>) = ? [pid 5127] exit_group(0 [pid 5131] close(3 [pid 5130] exit_group(0 [pid 5129] +++ exited with 0 +++ [pid 5127] <... exit_group resumed>) = ? [pid 5130] <... exit_group resumed>) = ? [pid 5130] +++ exited with 0 +++ [pid 5127] +++ exited with 0 +++ ./strace-static-x86_64: Process 5132 attached [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5129, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5131] <... close resumed>) = 0 [pid 5132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5132] setpgid(0, 0) = 0 [pid 5132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5131] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5132] <... openat resumed>) = 3 [pid 5132] write(3, "1000", 4) = 4 [pid 5132] close(3) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5133 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5134 [pid 5132] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5131] <... openat resumed>) = 3 [pid 5132] read(3, "objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5132] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5132] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5135 [pid 5132] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5132] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5132] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5136 ./strace-static-x86_64: Process 5133 attached [pid 5132] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5131] read(3, [pid 5133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5132] <... ioctl resumed>) = 0 [pid 5131] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 ./strace-static-x86_64: Process 5134 attached [pid 5131] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5133] <... prctl resumed>) = 0 [pid 5132] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5131] <... socket resumed>) = 4 [pid 5133] setpgid(0, 0 [pid 5132] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5131] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5133] <... setpgid resumed>) = 0 [pid 5132] close_range(4, 4294967295, 0 [pid 5133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5132] <... close_range resumed>) = 0 [pid 5131] <... openat resumed>) = 5 [pid 5131] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 ./strace-static-x86_64: Process 5136 attached ./strace-static-x86_64: Process 5135 attached [pid 5133] <... openat resumed>) = 3 [pid 5132] exit_group(0 [pid 5131] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5135] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5133] write(3, "1000", 4 [pid 5132] <... exit_group resumed>) = ? [pid 5131] <... openat resumed>) = 7 [pid 5131] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5136] <... prctl resumed>) = 0 [pid 5135] <... prctl resumed>) = 0 [pid 5134] <... prctl resumed>) = 0 [pid 5133] <... write resumed>) = 4 [pid 5132] +++ exited with 0 +++ [pid 5131] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5136] setpgid(0, 0 [pid 5135] setpgid(0, 0 [pid 5134] setpgid(0, 0 [pid 5133] close(3 [pid 5136] <... setpgid resumed>) = 0 [pid 5135] <... setpgid resumed>) = 0 [pid 5133] <... close resumed>) = 0 [pid 5131] <... ioctl resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5134] <... setpgid resumed>) = 0 [pid 5133] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5131] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5136] <... openat resumed>) = 3 [pid 5135] <... openat resumed>) = 3 [pid 5134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5133] <... openat resumed>) = 3 [pid 5131] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5136] write(3, "1000", 4 [pid 5135] write(3, "1000", 4 [pid 5133] read(3, [pid 5131] close_range(4, 4294967295, 0 [pid 5136] <... write resumed>) = 4 [pid 5135] <... write resumed>) = 4 [pid 5134] <... openat resumed>) = 3 [pid 5133] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5136] close(3 [pid 5135] close(3 [pid 5133] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5136] <... close resumed>) = 0 [pid 5135] <... close resumed>) = 0 [pid 5134] write(3, "1000", 4 [pid 5133] <... socket resumed>) = 4 [pid 5131] <... close_range resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5136] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5135] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5133] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5136] <... openat resumed>) = 3 [pid 5135] <... openat resumed>) = 3 [pid 5133] <... openat resumed>) = 5 [pid 5136] read(3, [pid 5135] read(3, [pid 5133] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5136] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5135] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5134] <... write resumed>) = 4 [pid 5133] <... ioctl resumed>) = 0 [pid 5131] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5137 [pid 5136] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5135] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5133] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5131] <... exit_group resumed>) = ? [pid 5136] <... socket resumed>) = 4 [pid 5135] <... socket resumed>) = 4 [pid 5134] close(3 [pid 5133] <... openat resumed>) = 7 [pid 5136] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5135] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5133] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5136] <... openat resumed>) = 5 [pid 5135] <... openat resumed>) = 5 [pid 5133] <... ioctl resumed>) = 0 [pid 5136] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5135] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5133] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5131] +++ exited with 0 +++ [pid 5136] <... ioctl resumed>) = 0 [pid 5135] <... ioctl resumed>) = 0 [pid 5134] <... close resumed>) = 0 [pid 5133] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5136] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5135] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5133] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5137 attached [pid 5136] <... openat resumed>) = 7 [pid 5135] <... openat resumed>) = 7 [pid 5134] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5133] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5136] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5135] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5133] close_range(4, 4294967295, 0 [pid 5137] <... prctl resumed>) = 0 [pid 5136] <... ioctl resumed>) = 0 [pid 5135] <... ioctl resumed>) = 0 [pid 5134] <... openat resumed>) = 3 [pid 5133] <... close_range resumed>) = 0 [pid 5137] setpgid(0, 0 [pid 5136] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5135] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5134] read(3, [pid 5133] exit_group(0 [pid 5137] <... setpgid resumed>) = 0 [pid 5136] <... ioctl resumed>) = 0 [pid 5135] <... ioctl resumed>) = 0 [pid 5133] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5136] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5135] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5134] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5133] +++ exited with 0 +++ [pid 5137] <... openat resumed>) = 3 [pid 5136] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5135] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5137] write(3, "1000", 4 [pid 5136] close_range(4, 4294967295, 0 [pid 5135] close_range(4, 4294967295, 0 [pid 5134] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6./strace-static-x86_64: Process 5138 attached [pid 5137] <... write resumed>) = 4 [pid 5136] <... close_range resumed>) = 0 [pid 5135] <... close_range resumed>) = 0 [pid 5137] close(3 [pid 5136] exit_group(0 [pid 5135] exit_group(0 [pid 5134] <... socket resumed>) = 4 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5138 [pid 5137] <... close resumed>) = 0 [pid 5136] <... exit_group resumed>) = ? [pid 5135] <... exit_group resumed>) = ? [pid 5134] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5137] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5136] +++ exited with 0 +++ [pid 5135] +++ exited with 0 +++ [pid 5079] <... restart_syscall resumed>) = 0 [pid 5137] <... openat resumed>) = 3 [pid 5134] <... openat resumed>) = 5 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5137] read(3, [pid 5134] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5137] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5137] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5134] <... ioctl resumed>) = 0 [pid 5137] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5134] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5137] <... openat resumed>) = 5 [pid 5137] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5134] <... openat resumed>) = 7 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5137] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5134] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5137] <... openat resumed>) = 7 [pid 5137] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5137] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5137] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5137] close_range(4, 4294967295, 0) = 0 [pid 5134] <... ioctl resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5139 [pid 5138] <... prctl resumed>) = 0 [pid 5137] exit_group(0 [pid 5134] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5137] <... exit_group resumed>) = ? [pid 5138] setpgid(0, 0 [pid 5137] +++ exited with 0 +++ [pid 5134] <... ioctl resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5138] <... setpgid resumed>) = 0 [pid 5134] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5139 attached [pid 5139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5139] setpgid(0, 0) = 0 [pid 5139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5139] write(3, "1000", 4) = 4 [pid 5139] close(3) = 0 [pid 5134] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5140 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5141 [pid 5134] close_range(4, 4294967295, 0 [pid 5139] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5134] <... close_range resumed>) = 0 [pid 5139] read(3, [pid 5134] exit_group(0) = ? [pid 5139] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5139] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5139] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5139] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5139] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5134] +++ exited with 0 +++ [pid 5139] <... openat resumed>) = 7 [pid 5138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5139] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5139] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5139] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5139] close_range(4, 4294967295, 0) = 0 [pid 5138] <... openat resumed>) = 3 [pid 5138] write(3, "1000", 4 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5142 ./strace-static-x86_64: Process 5140 attached [pid 5138] <... write resumed>) = 4 [pid 5140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5139] exit_group(0 [pid 5138] close(3 [pid 5140] <... prctl resumed>) = 0 [pid 5139] <... exit_group resumed>) = ? [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5138] <... close resumed>) = 0 ./strace-static-x86_64: Process 5141 attached [pid 5140] setpgid(0, 0 [pid 5139] +++ exited with 0 +++ [pid 5138] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5140] <... setpgid resumed>) = 0 [pid 5138] <... openat resumed>) = 3 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5143 [pid 5141] <... prctl resumed>) = 0 [pid 5140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5138] read(3, [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5141] setpgid(0, 0 [pid 5140] <... openat resumed>) = 3 [pid 5138] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5141] <... setpgid resumed>) = 0 [pid 5140] write(3, "1000", 4./strace-static-x86_64: Process 5143 attached ./strace-static-x86_64: Process 5142 attached [pid 5138] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5140] <... write resumed>) = 4 [pid 5138] <... socket resumed>) = 4 [pid 5143] <... prctl resumed>) = 0 [pid 5141] <... openat resumed>) = 3 [pid 5140] close(3 [pid 5138] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5143] setpgid(0, 0 [pid 5141] write(3, "1000", 4 [pid 5140] <... close resumed>) = 0 [pid 5143] <... setpgid resumed>) = 0 [pid 5141] <... write resumed>) = 4 [pid 5140] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5141] close(3 [pid 5140] <... openat resumed>) = 3 [pid 5138] <... openat resumed>) = 5 [pid 5143] <... openat resumed>) = 3 [pid 5142] <... prctl resumed>) = 0 [pid 5141] <... close resumed>) = 0 [pid 5140] read(3, [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5144 [pid 5143] write(3, "1000", 4 [pid 5142] setpgid(0, 0 [pid 5141] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5140] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5138] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5143] <... write resumed>) = 4 [pid 5142] <... setpgid resumed>) = 0 [pid 5141] <... openat resumed>) = 3 [pid 5140] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5143] close(3 [pid 5142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5141] read(3, [pid 5140] <... socket resumed>) = 4 [pid 5138] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5144 attached [pid 5143] <... close resumed>) = 0 [pid 5142] <... openat resumed>) = 3 [pid 5141] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5140] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5138] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5143] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5142] write(3, "1000", 4 [pid 5141] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5140] <... openat resumed>) = 5 [pid 5144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5143] <... openat resumed>) = 3 [pid 5142] <... write resumed>) = 4 [pid 5141] <... socket resumed>) = 4 [pid 5140] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5138] <... openat resumed>) = 7 [pid 5143] read(3, [pid 5142] close(3 [pid 5141] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5140] <... ioctl resumed>) = 0 [pid 5138] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5144] <... prctl resumed>) = 0 [pid 5143] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 154 [pid 5142] <... close resumed>) = 0 [pid 5141] <... openat resumed>) = 5 [pid 5140] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5144] setpgid(0, 0 [pid 5143] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5142] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5141] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5140] <... openat resumed>) = 7 [pid 5138] <... ioctl resumed>) = 0 [pid 5144] <... setpgid resumed>) = 0 [pid 5143] <... socket resumed>) = 4 [pid 5142] <... openat resumed>) = 3 [pid 5141] <... ioctl resumed>) = 0 [pid 5140] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5138] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5143] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5142] read(3, [pid 5141] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5140] <... ioctl resumed>) = 0 [pid 5144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5143] <... openat resumed>) = 5 [pid 5142] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 321 [pid 5141] <... openat resumed>) = 7 [pid 5140] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5138] <... ioctl resumed>) = 0 [pid 5144] <... openat resumed>) = 3 [pid 5143] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5142] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5141] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5140] <... ioctl resumed>) = 0 [pid 5138] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5143] <... ioctl resumed>) = 0 [pid 5142] <... socket resumed>) = 4 [pid 5141] <... ioctl resumed>) = 0 [pid 5140] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5138] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5144] write(3, "1000", 4 [pid 5143] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5142] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5141] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5140] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5138] close_range(4, 4294967295, 0 [pid 5144] <... write resumed>) = 4 [pid 5143] <... openat resumed>) = 7 [pid 5142] <... openat resumed>) = 5 [pid 5141] <... ioctl resumed>) = 0 [pid 5140] close_range(4, 4294967295, 0 [pid 5144] close(3 [pid 5143] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5142] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5141] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5140] <... close_range resumed>) = 0 [pid 5138] <... close_range resumed>) = 0 [pid 5144] <... close resumed>) = 0 [pid 5143] <... ioctl resumed>) = 0 [pid 5142] <... ioctl resumed>) = 0 [pid 5141] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5140] exit_group(0 [pid 5144] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5143] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5142] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5141] close_range(4, 4294967295, 0 [pid 5140] <... exit_group resumed>) = ? [pid 5138] exit_group(0 [pid 5144] <... openat resumed>) = 3 [pid 5143] <... ioctl resumed>) = 0 [pid 5142] <... openat resumed>) = 7 [pid 5141] <... close_range resumed>) = 0 [pid 5140] +++ exited with 0 +++ [pid 5138] <... exit_group resumed>) = ? [pid 5144] read(3, [pid 5143] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5142] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5141] exit_group(0 [pid 5143] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5142] <... ioctl resumed>) = 0 [pid 5141] <... exit_group resumed>) = ? [pid 5144] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5143] close_range(4, 4294967295, 0 [pid 5142] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5141] +++ exited with 0 +++ [pid 5138] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5144] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5143] <... close_range resumed>) = 0 [pid 5142] <... ioctl resumed>) = 0 [pid 5143] exit_group(0 [pid 5142] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5143] <... exit_group resumed>) = ? [pid 5142] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5144] <... socket resumed>) = 4 [pid 5143] +++ exited with 0 +++ [pid 5142] close_range(4, 4294967295, 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5144] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5142] <... close_range resumed>) = 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5142] exit_group(0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5144] <... openat resumed>) = 5 [pid 5142] <... exit_group resumed>) = ? [pid 5080] <... restart_syscall resumed>) = 0 [pid 5144] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5142] +++ exited with 0 +++ ./strace-static-x86_64: Process 5145 attached [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5145 [pid 5144] <... ioctl resumed>) = 0 [pid 5145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5145] setpgid(0, 0) = 0 [pid 5145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5145] write(3, "1000", 4) = 4 [pid 5145] close(3) = 0 [pid 5145] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5147 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5146 [pid 5144] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5145] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5145] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5145] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5148 [pid 5145] <... openat resumed>) = 5 [pid 5145] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5145] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5145] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5149 [pid 5145] <... ioctl resumed>) = 0 [pid 5144] <... openat resumed>) = 7 [pid 5144] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5145] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5144] <... ioctl resumed>) = 0 [pid 5144] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5145] <... ioctl resumed>) = 0 [pid 5144] <... ioctl resumed>) = 0 [pid 5144] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5145] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5144] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5145] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5144] close_range(4, 4294967295, 0 [pid 5145] close_range(4, 4294967295, 0) = 0 [pid 5144] <... close_range resumed>) = 0 [pid 5145] exit_group(0 [pid 5144] exit_group(0) = ? [pid 5145] <... exit_group resumed>) = ? [pid 5144] +++ exited with 0 +++ ./strace-static-x86_64: Process 5146 attached [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5147 attached [pid 5146] setpgid(0, 0) = 0 [pid 5146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5146] <... openat resumed>) = 3 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5150 [pid 5147] <... prctl resumed>) = 0 [pid 5147] setpgid(0, 0 [pid 5145] +++ exited with 0 +++ [pid 5147] <... setpgid resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5146] write(3, "1000", 4 [pid 5147] <... openat resumed>) = 3 [pid 5146] <... write resumed>) = 4 [pid 5146] close(3 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5146] <... close resumed>) = 0 ./strace-static-x86_64: Process 5148 attached [pid 5146] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5149 attached [pid 5146] <... openat resumed>) = 3 [pid 5149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5147] write(3, "1000", 4) = 4 [pid 5146] read(3, [pid 5149] <... prctl resumed>) = 0 [pid 5147] close(3 [pid 5146] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5151 [pid 5148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5149] setpgid(0, 0 [pid 5148] setpgid(0, 0 [pid 5147] <... close resumed>) = 0 [pid 5146] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5148] <... setpgid resumed>) = 0 [pid 5149] <... setpgid resumed>) = 0 [pid 5148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5147] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5146] <... socket resumed>) = 4 [pid 5149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5147] <... openat resumed>) = 3 [pid 5146] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5149] <... openat resumed>) = 3 [pid 5147] read(3, [pid 5146] <... openat resumed>) = 5 [pid 5149] write(3, "1000", 4 [pid 5147] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5146] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5149] <... write resumed>) = 4 [pid 5148] <... openat resumed>) = 3 [pid 5147] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5146] <... ioctl resumed>) = 0 [pid 5149] close(3 [pid 5147] <... socket resumed>) = 4 [pid 5146] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5149] <... close resumed>) = 0 [pid 5147] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5146] <... openat resumed>) = 7 [pid 5149] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5147] <... openat resumed>) = 5 [pid 5146] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5149] <... openat resumed>) = 3 [pid 5148] write(3, "1000", 4 [pid 5147] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5146] <... ioctl resumed>) = 0 [pid 5148] <... write resumed>) = 4 [pid 5148] close(3./strace-static-x86_64: Process 5151 attached ./strace-static-x86_64: Process 5150 attached [pid 5149] read(3, [pid 5148] <... close resumed>) = 0 [pid 5147] <... ioctl resumed>) = 0 [pid 5146] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5149] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5147] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5148] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5146] <... ioctl resumed>) = 0 [pid 5151] <... prctl resumed>) = 0 [pid 5149] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5147] <... openat resumed>) = 7 [pid 5146] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5151] setpgid(0, 0 [pid 5150] <... prctl resumed>) = 0 [pid 5149] <... socket resumed>) = 4 [pid 5148] <... openat resumed>) = 3 [pid 5147] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5146] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5151] <... setpgid resumed>) = 0 [pid 5150] setpgid(0, 0 [pid 5149] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5147] <... ioctl resumed>) = 0 [pid 5146] close_range(4, 4294967295, 0 [pid 5151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5149] <... openat resumed>) = 5 [pid 5147] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5146] <... close_range resumed>) = 0 [pid 5151] <... openat resumed>) = 3 [pid 5150] <... setpgid resumed>) = 0 [pid 5149] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5148] read(3, [pid 5147] <... ioctl resumed>) = 0 [pid 5146] exit_group(0 [pid 5151] write(3, "1000", 4 [pid 5149] <... ioctl resumed>) = 0 [pid 5147] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5146] <... exit_group resumed>) = ? [pid 5151] <... write resumed>) = 4 [pid 5150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5149] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5148] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5147] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5146] +++ exited with 0 +++ [pid 5151] close(3 [pid 5149] <... openat resumed>) = 7 [pid 5148] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5147] close_range(4, 4294967295, 0 [pid 5151] <... close resumed>) = 0 [pid 5150] <... openat resumed>) = 3 [pid 5149] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5148] <... socket resumed>) = 4 [pid 5147] <... close_range resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5151] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5150] write(3, "1000", 4 [pid 5149] <... ioctl resumed>) = 0 [pid 5148] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5147] exit_group(0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5151] <... openat resumed>) = 3 [pid 5150] <... write resumed>) = 4 [pid 5149] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5147] <... exit_group resumed>) = ? [pid 5148] <... openat resumed>) = 5 [pid 5151] read(3, [pid 5150] close(3 [pid 5149] <... ioctl resumed>) = 0 [pid 5147] +++ exited with 0 +++ [pid 5148] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5151] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5150] <... close resumed>) = 0 [pid 5149] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5148] <... ioctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5151] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5150] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5149] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5148] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5151] <... socket resumed>) = 4 [pid 5150] <... openat resumed>) = 3 [pid 5149] close_range(4, 4294967295, 0 [pid 5151] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5150] read(3, [pid 5149] <... close_range resumed>) = 0 [pid 5148] <... openat resumed>) = 7 [pid 5151] <... openat resumed>) = 5 [pid 5150] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nsyz-executor27"..., 8224) = 129 [pid 5149] exit_group(0 [pid 5151] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5150] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5149] <... exit_group resumed>) = ? [pid 5148] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5151] <... ioctl resumed>) = 0 [pid 5150] <... socket resumed>) = 4 [pid 5149] +++ exited with 0 +++ [pid 5148] <... ioctl resumed>) = 0 [pid 5148] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5148] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5151] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5150] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5148] close_range(4, 4294967295, 0 [pid 5151] <... openat resumed>) = 7 [pid 5150] <... openat resumed>) = 5 [pid 5148] <... close_range resumed>) = 0 [pid 5151] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5150] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5148] exit_group(0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5152 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5151] <... ioctl resumed>) = 0 [pid 5150] <... ioctl resumed>) = 0 [pid 5148] <... exit_group resumed>) = ? [pid 5148] +++ exited with 0 +++ [pid 5151] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5150] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5153 ./strace-static-x86_64: Process 5153 attached ./strace-static-x86_64: Process 5152 attached [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5151] <... ioctl resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5151] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5152] setpgid(0, 0) = 0 [pid 5152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5151] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5154 [pid 5150] <... openat resumed>) = 7 [pid 5152] write(3, "1000", 4) = 4 [pid 5151] close_range(4, 4294967295, 0 [pid 5150] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5152] close(3) = 0 [pid 5152] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5152] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5155 [pid 5153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5152] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5151] <... close_range resumed>) = 0 [pid 5150] <... ioctl resumed>) = 0 [pid 5153] <... prctl resumed>) = 0 [pid 5152] <... socket resumed>) = 4 [pid 5151] exit_group(0 [pid 5150] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5153] setpgid(0, 0 [pid 5152] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5151] <... exit_group resumed>) = ? [pid 5153] <... setpgid resumed>) = 0 [pid 5152] <... openat resumed>) = 5 [pid 5150] <... ioctl resumed>) = 0 [pid 5153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5152] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5153] <... openat resumed>) = 3 [pid 5152] <... ioctl resumed>) = 0 [pid 5150] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5151] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5150] close_range(4, 4294967295, 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5153] write(3, "1000", 4 [pid 5152] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5154 attached [pid 5153] <... write resumed>) = 4 [pid 5152] <... openat resumed>) = 7 [pid 5150] <... close_range resumed>) = 0 [pid 5154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5153] close(3 [pid 5152] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5150] exit_group(0 [pid 5154] <... prctl resumed>) = 0 [pid 5153] <... close resumed>) = 0 [pid 5152] <... ioctl resumed>) = 0 [pid 5150] <... exit_group resumed>) = ? [pid 5075] <... restart_syscall resumed>) = 0 [pid 5154] setpgid(0, 0 [pid 5153] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5152] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5154] <... setpgid resumed>) = 0 [pid 5153] <... openat resumed>) = 3 [pid 5152] <... ioctl resumed>) = 0 [pid 5154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5153] read(3, [pid 5152] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5150] +++ exited with 0 +++ ./strace-static-x86_64: Process 5155 attached [pid 5154] <... openat resumed>) = 3 [pid 5153] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5152] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5154] write(3, "1000", 4 [pid 5153] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5152] close_range(4, 4294967295, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5154] <... write resumed>) = 4 [pid 5153] <... socket resumed>) = 4 [pid 5152] <... close_range resumed>) = 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5154] close(3 [pid 5153] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5152] exit_group(0 [pid 5154] <... close resumed>) = 0 [pid 5153] <... openat resumed>) = 5 [pid 5152] <... exit_group resumed>) = ? [pid 5155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5154] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5153] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5152] +++ exited with 0 +++ [pid 5079] <... restart_syscall resumed>) = 0 [pid 5154] <... openat resumed>) = 3 [pid 5153] <... ioctl resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5155] <... prctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5156 [pid 5154] read(3, [pid 5153] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5155] setpgid(0, 0 [pid 5154] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5153] <... openat resumed>) = 7 [pid 5154] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5153] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5155] <... setpgid resumed>) = 0 [pid 5154] <... socket resumed>) = 4 [pid 5153] <... ioctl resumed>) = 0 [pid 5154] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5153] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5154] <... openat resumed>) = 5 [pid 5153] <... ioctl resumed>) = 0 [pid 5154] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5153] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5157 attached [pid 5155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5154] <... ioctl resumed>) = 0 [pid 5153] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) ./strace-static-x86_64: Process 5156 attached [pid 5154] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5153] close_range(4, 4294967295, 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5157 [pid 5156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5155] <... openat resumed>) = 3 [pid 5154] <... openat resumed>) = 7 [pid 5153] <... close_range resumed>) = 0 [pid 5156] <... prctl resumed>) = 0 [pid 5155] write(3, "1000", 4 [pid 5154] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5153] exit_group(0 [pid 5156] setpgid(0, 0 [pid 5155] <... write resumed>) = 4 [pid 5154] <... ioctl resumed>) = 0 [pid 5153] <... exit_group resumed>) = ? [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5156] <... setpgid resumed>) = 0 [pid 5155] close(3 [pid 5154] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5153] +++ exited with 0 +++ [pid 5156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5154] <... ioctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5156] <... openat resumed>) = 3 [pid 5155] <... close resumed>) = 0 [pid 5154] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5156] write(3, "1000", 4 [pid 5155] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5154] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5158 [pid 5157] <... prctl resumed>) = 0 [pid 5156] <... write resumed>) = 4 [pid 5155] <... openat resumed>) = 3 [pid 5154] close_range(4, 4294967295, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5159 attached [pid 5157] setpgid(0, 0 [pid 5156] close(3 [pid 5155] read(3, [pid 5154] <... close_range resumed>) = 0 [pid 5157] <... setpgid resumed>) = 0 [pid 5156] <... close resumed>) = 0 [pid 5155] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5154] exit_group(0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5159 [pid 5157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5156] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5155] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5154] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5158 attached [pid 5159] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5157] <... openat resumed>) = 3 [pid 5156] <... openat resumed>) = 3 [pid 5155] <... socket resumed>) = 4 [pid 5154] +++ exited with 0 +++ [pid 5158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5157] write(3, "1000", 4 [pid 5156] read(3, [pid 5155] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5158] <... prctl resumed>) = 0 [pid 5157] <... write resumed>) = 4 [pid 5156] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5158] setpgid(0, 0 [pid 5157] close(3 [pid 5156] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5155] <... openat resumed>) = 5 [pid 5158] <... setpgid resumed>) = 0 [pid 5156] <... socket resumed>) = 4 [pid 5155] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5157] <... close resumed>) = 0 [pid 5156] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5158] <... openat resumed>) = 3 [pid 5157] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5156] <... openat resumed>) = 5 [pid 5155] <... ioctl resumed>) = 0 [pid 5158] write(3, "1000", 4 [pid 5156] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5155] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5157] <... openat resumed>) = 3 [pid 5158] <... write resumed>) = 4 [pid 5156] <... ioctl resumed>) = 0 [pid 5158] close(3 [pid 5156] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5158] <... close resumed>) = 0 [pid 5157] read(3, [pid 5156] <... openat resumed>) = 7 [pid 5155] <... openat resumed>) = 7 [pid 5158] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5157] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 174 [pid 5156] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5155] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5158] <... openat resumed>) = 3 [pid 5157] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5156] <... ioctl resumed>) = 0 [pid 5158] read(3, [pid 5156] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5155] <... ioctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5158] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5157] <... socket resumed>) = 4 [pid 5156] <... ioctl resumed>) = 0 [pid 5158] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5156] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5155] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5158] <... socket resumed>) = 4 [pid 5156] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5158] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5156] close_range(4, 4294967295, 0 [pid 5158] <... openat resumed>) = 5 [pid 5157] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5156] <... close_range resumed>) = 0 [pid 5155] <... ioctl resumed>) = 0 [pid 5158] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5156] exit_group(0 [pid 5155] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5160 [pid 5158] <... ioctl resumed>) = 0 [pid 5157] <... openat resumed>) = 5 [pid 5156] <... exit_group resumed>) = ? [pid 5159] <... prctl resumed>) = 0 [pid 5158] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5157] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5156] +++ exited with 0 +++ [pid 5155] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) ./strace-static-x86_64: Process 5160 attached [pid 5159] setpgid(0, 0 [pid 5158] <... openat resumed>) = 7 [pid 5157] <... ioctl resumed>) = 0 [pid 5155] close_range(4, 4294967295, 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5159] <... setpgid resumed>) = 0 [pid 5158] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5157] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5158] <... ioctl resumed>) = 0 [pid 5158] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5155] <... close_range resumed>) = 0 [pid 5158] <... ioctl resumed>) = 0 [pid 5157] <... openat resumed>) = 7 [pid 5160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5158] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5155] exit_group(0 [pid 5159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5158] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5157] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5155] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5160] <... prctl resumed>) = 0 [pid 5158] close_range(4, 4294967295, 0 [pid 5160] setpgid(0, 0 [pid 5158] <... close_range resumed>) = 0 [pid 5160] <... setpgid resumed>) = 0 [pid 5158] exit_group(0 [pid 5155] +++ exited with 0 +++ [pid 5160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5158] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5161 attached [pid 5160] <... openat resumed>) = 3 [pid 5159] <... openat resumed>) = 3 [pid 5158] +++ exited with 0 +++ [pid 5157] <... ioctl resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5160] write(3, "1000", 4 [pid 5159] write(3, "1000", 4 [pid 5157] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5161 [pid 5160] <... write resumed>) = 4 [pid 5157] <... ioctl resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5157] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5160] close(3) = 0 [pid 5160] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5160] read(3, [pid 5159] <... write resumed>) = 4 [pid 5157] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5161] <... prctl resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5162 [pid 5159] close(3 [pid 5157] close_range(4, 4294967295, 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5163 [pid 5160] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence error@5"..., 8224) = 152 [pid 5160] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5157] <... close_range resumed>) = 0 [pid 5160] <... socket resumed>) = 4 [pid 5157] exit_group(0 [pid 5159] <... close resumed>) = 0 [pid 5161] setpgid(0, 0 [pid 5160] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5157] <... exit_group resumed>) = ? [pid 5160] <... openat resumed>) = 5 [pid 5160] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5160] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5160] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5157] +++ exited with 0 +++ [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5159] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5161] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5163 attached ./strace-static-x86_64: Process 5162 attached [pid 5160] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5160] <... ioctl resumed>) = 0 [pid 5159] <... openat resumed>) = 3 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5163] <... prctl resumed>) = 0 [pid 5162] <... prctl resumed>) = 0 [pid 5160] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5163] setpgid(0, 0 [pid 5162] setpgid(0, 0 [pid 5160] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5163] <... setpgid resumed>) = 0 [pid 5162] <... setpgid resumed>) = 0 [pid 5160] close_range(4, 4294967295, 0 [pid 5163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5161] <... openat resumed>) = 3 [pid 5160] <... close_range resumed>) = 0 [pid 5159] read(3, [pid 5163] <... openat resumed>) = 3 [pid 5162] <... openat resumed>) = 3 [pid 5161] write(3, "1000", 4 [pid 5160] exit_group(0 [pid 5163] write(3, "1000", 4 [pid 5162] write(3, "1000", 4 [pid 5161] <... write resumed>) = 4 [pid 5160] <... exit_group resumed>) = ? [pid 5159] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5164 [pid 5163] <... write resumed>) = 4 [pid 5162] <... write resumed>) = 4 [pid 5161] close(3 [pid 5160] +++ exited with 0 +++ [pid 5159] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5161] <... close resumed>) = 0 [pid 5163] close(3 [pid 5162] close(3 [pid 5159] <... socket resumed>) = 4 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5164 attached [pid 5163] <... close resumed>) = 0 [pid 5162] <... close resumed>) = 0 [pid 5164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5163] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5162] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5164] <... prctl resumed>) = 0 [pid 5163] <... openat resumed>) = 3 [pid 5162] <... openat resumed>) = 3 [pid 5161] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5159] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5164] setpgid(0, 0 [pid 5163] read(3, [pid 5162] read(3, [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5165 [pid 5164] <... setpgid resumed>) = 0 [pid 5163] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5162] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5161] <... openat resumed>) = 3 [pid 5159] <... openat resumed>) = 5 [pid 5164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5163] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5162] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5164] <... openat resumed>) = 3 [pid 5163] <... socket resumed>) = 4 [pid 5162] <... socket resumed>) = 4 [pid 5161] read(3, [pid 5159] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5164] write(3, "1000", 4 [pid 5163] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5162] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5164] <... write resumed>) = 4 [pid 5163] <... openat resumed>) = 5 [pid 5162] <... openat resumed>) = 5 [pid 5161] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5159] <... ioctl resumed>) = 0 [pid 5164] close(3 [pid 5163] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5162] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5161] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5159] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5164] <... close resumed>) = 0 [pid 5163] <... ioctl resumed>) = 0 [pid 5162] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5165 attached [pid 5164] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5163] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5162] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5161] <... socket resumed>) = 4 [pid 5159] <... openat resumed>) = 7 [pid 5165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5164] <... openat resumed>) = 3 [pid 5163] <... openat resumed>) = 7 [pid 5162] <... openat resumed>) = 7 [pid 5165] <... prctl resumed>) = 0 [pid 5164] read(3, [pid 5163] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5162] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5159] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5161] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5165] setpgid(0, 0 [pid 5164] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 270 [pid 5163] <... ioctl resumed>) = 0 [pid 5162] <... ioctl resumed>) = 0 [pid 5165] <... setpgid resumed>) = 0 [pid 5164] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5163] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5162] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5161] <... openat resumed>) = 5 [pid 5159] <... ioctl resumed>) = 0 [pid 5165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5164] <... socket resumed>) = 4 [pid 5163] <... ioctl resumed>) = 0 [pid 5162] <... ioctl resumed>) = 0 [pid 5161] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5159] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5165] <... openat resumed>) = 3 [pid 5164] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5163] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5162] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5165] write(3, "1000", 4 [pid 5164] <... openat resumed>) = 5 [pid 5163] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5162] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5161] <... ioctl resumed>) = 0 [pid 5159] <... ioctl resumed>) = 0 [pid 5165] <... write resumed>) = 4 [pid 5164] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5163] close_range(4, 4294967295, 0 [pid 5162] close_range(4, 4294967295, 0 [pid 5161] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5159] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5165] close(3 [pid 5164] <... ioctl resumed>) = 0 [pid 5163] <... close_range resumed>) = 0 [pid 5162] <... close_range resumed>) = 0 [pid 5165] <... close resumed>) = 0 [pid 5164] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5163] exit_group(0 [pid 5162] exit_group(0 [pid 5161] <... openat resumed>) = 7 [pid 5159] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5165] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5164] <... openat resumed>) = 7 [pid 5163] <... exit_group resumed>) = ? [pid 5162] <... exit_group resumed>) = ? [pid 5161] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5159] close_range(4, 4294967295, 0 [pid 5165] <... openat resumed>) = 3 [pid 5164] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5163] +++ exited with 0 +++ [pid 5162] +++ exited with 0 +++ [pid 5161] <... ioctl resumed>) = 0 [pid 5165] read(3, [pid 5164] <... ioctl resumed>) = 0 [pid 5159] <... close_range resumed>) = 0 [pid 5165] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5164] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5161] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5165] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5164] <... ioctl resumed>) = 0 [pid 5159] exit_group(0 [pid 5165] <... socket resumed>) = 4 [pid 5164] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5161] <... ioctl resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5159] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5165] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5164] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5165] <... openat resumed>) = 5 [pid 5164] close_range(4, 4294967295, 0 [pid 5161] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5165] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5164] <... close_range resumed>) = 0 [pid 5165] <... ioctl resumed>) = 0 [pid 5164] exit_group(0 [pid 5159] +++ exited with 0 +++ [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5165] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5164] <... exit_group resumed>) = ? [pid 5161] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] <... restart_syscall resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5165] <... openat resumed>) = 7 [pid 5164] +++ exited with 0 +++ [pid 5161] close_range(4, 4294967295, 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5165] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5165] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5161] <... close_range resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5165] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5165] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5161] exit_group(0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5165] close_range(4, 4294967295, 0 [pid 5161] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5165] <... close_range resumed>) = 0 [pid 5165] exit_group(0) = ? [pid 5165] +++ exited with 0 +++ [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5168 [pid 5161] +++ exited with 0 +++ [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5166 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5167 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5168 attached [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5169 attached ./strace-static-x86_64: Process 5170 attached [pid 5168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5169 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5170 ./strace-static-x86_64: Process 5166 attached [pid 5166] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5167 attached [pid 5167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5166] <... prctl resumed>) = 0 [pid 5166] setpgid(0, 0) = 0 [pid 5168] <... prctl resumed>) = 0 [pid 5166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5171 [pid 5168] setpgid(0, 0 [pid 5167] <... prctl resumed>) = 0 [pid 5167] setpgid(0, 0) = 0 [pid 5167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5166] <... openat resumed>) = 3 [pid 5168] <... setpgid resumed>) = 0 [pid 5169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5167] <... openat resumed>) = 3 [pid 5166] write(3, "1000", 4 [pid 5169] <... prctl resumed>) = 0 [pid 5167] write(3, "1000", 4 [pid 5166] <... write resumed>) = 4 [pid 5168] <... openat resumed>) = 3 [pid 5167] <... write resumed>) = 4 [pid 5166] close(3 [pid 5167] close(3 [pid 5166] <... close resumed>) = 0 [pid 5168] write(3, "1000", 4 [pid 5167] <... close resumed>) = 0 [pid 5166] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5168] <... write resumed>) = 4 [pid 5167] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5166] <... openat resumed>) = 3 [pid 5169] setpgid(0, 0 [pid 5168] close(3 [pid 5167] <... openat resumed>) = 3 [pid 5166] read(3, [pid 5168] <... close resumed>) = 0 [pid 5167] read(3, [pid 5166] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 ./strace-static-x86_64: Process 5171 attached [pid 5169] <... setpgid resumed>) = 0 [pid 5168] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5167] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5166] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5167] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5166] <... socket resumed>) = 4 [pid 5171] <... prctl resumed>) = 0 [pid 5168] <... openat resumed>) = 3 [pid 5167] <... socket resumed>) = 4 [pid 5166] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5171] setpgid(0, 0 [pid 5168] read(3, [pid 5167] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5166] <... openat resumed>) = 5 [pid 5169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5168] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5171] <... setpgid resumed>) = 0 [pid 5168] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5167] <... openat resumed>) = 5 [pid 5166] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5169] <... openat resumed>) = 3 [pid 5168] <... socket resumed>) = 4 [pid 5167] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5166] <... ioctl resumed>) = 0 [pid 5171] <... openat resumed>) = 3 [pid 5170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5169] write(3, "1000", 4 [pid 5168] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5167] <... ioctl resumed>) = 0 [pid 5166] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5171] write(3, "1000", 4 [pid 5169] <... write resumed>) = 4 [pid 5168] <... openat resumed>) = 5 [pid 5167] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5166] <... openat resumed>) = 7 [pid 5171] <... write resumed>) = 4 [pid 5169] close(3 [pid 5168] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5167] <... openat resumed>) = 7 [pid 5166] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5171] close(3 [pid 5169] <... close resumed>) = 0 [pid 5168] <... ioctl resumed>) = 0 [pid 5167] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5166] <... ioctl resumed>) = 0 [pid 5171] <... close resumed>) = 0 [pid 5169] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5168] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5167] <... ioctl resumed>) = 0 [pid 5166] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5171] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5170] <... prctl resumed>) = 0 [pid 5169] <... openat resumed>) = 3 [pid 5168] <... openat resumed>) = 7 [pid 5167] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5166] <... ioctl resumed>) = 0 [pid 5171] <... openat resumed>) = 3 [pid 5170] setpgid(0, 0 [pid 5169] read(3, [pid 5168] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5167] <... ioctl resumed>) = 0 [pid 5166] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5171] read(3, [pid 5170] <... setpgid resumed>) = 0 [pid 5169] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 301 [pid 5168] <... ioctl resumed>) = 0 [pid 5167] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5166] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5171] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 332 [pid 5169] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5168] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5167] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5166] close_range(4, 4294967295, 0 [pid 5171] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5169] <... socket resumed>) = 4 [pid 5168] <... ioctl resumed>) = 0 [pid 5167] close_range(4, 4294967295, 0 [pid 5166] <... close_range resumed>) = 0 [pid 5171] <... socket resumed>) = 4 [pid 5170] <... openat resumed>) = 3 [pid 5169] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5168] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5167] <... close_range resumed>) = 0 [pid 5166] exit_group(0 [pid 5171] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5170] write(3, "1000", 4 [pid 5169] <... openat resumed>) = 5 [pid 5168] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5167] exit_group(0 [pid 5166] <... exit_group resumed>) = ? [pid 5171] <... openat resumed>) = 5 [pid 5170] <... write resumed>) = 4 [pid 5169] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5168] close_range(4, 4294967295, 0 [pid 5167] <... exit_group resumed>) = ? [pid 5166] +++ exited with 0 +++ [pid 5171] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5170] close(3 [pid 5169] <... ioctl resumed>) = 0 [pid 5168] <... close_range resumed>) = 0 [pid 5167] +++ exited with 0 +++ [pid 5171] <... ioctl resumed>) = 0 [pid 5170] <... close resumed>) = 0 [pid 5169] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5168] exit_group(0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5171] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5170] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5169] <... openat resumed>) = 7 [pid 5168] <... exit_group resumed>) = ? [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5171] <... openat resumed>) = 7 [pid 5171] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5171] <... ioctl resumed>) = 0 [pid 5171] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5171] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5171] close_range(4, 4294967295, 0) = 0 [pid 5168] +++ exited with 0 +++ ./strace-static-x86_64: Process 5173 attached [pid 5171] exit_group(0 [pid 5170] <... openat resumed>) = 3 [pid 5169] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5172 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5173 [pid 5173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5171] <... exit_group resumed>) = ? [pid 5170] read(3, [pid 5169] <... ioctl resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5173] <... prctl resumed>) = 0 [pid 5171] +++ exited with 0 +++ [pid 5170] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5169] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5173] setpgid(0, 0 [pid 5170] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5169] <... ioctl resumed>) = 0 [pid 5173] <... setpgid resumed>) = 0 [pid 5170] <... socket resumed>) = 4 [pid 5169] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5170] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5169] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5174 attached [pid 5173] <... openat resumed>) = 3 [pid 5170] <... openat resumed>) = 5 [pid 5169] close_range(4, 4294967295, 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5172 attached [pid 5174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5173] write(3, "1000", 4 [pid 5170] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5174 [pid 5174] <... prctl resumed>) = 0 [pid 5173] <... write resumed>) = 4 [pid 5172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5170] <... ioctl resumed>) = 0 [pid 5169] <... close_range resumed>) = 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5174] setpgid(0, 0 [pid 5173] close(3 [pid 5172] <... prctl resumed>) = 0 [pid 5170] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5169] exit_group(0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5174] <... setpgid resumed>) = 0 [pid 5173] <... close resumed>) = 0 [pid 5172] setpgid(0, 0 [pid 5170] <... openat resumed>) = 7 [pid 5169] <... exit_group resumed>) = ? [pid 5172] <... setpgid resumed>) = 0 [pid 5170] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5169] +++ exited with 0 +++ [pid 5170] <... ioctl resumed>) = 0 [pid 5173] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5173] <... openat resumed>) = 3 [pid 5172] write(3, "1000", 4 [pid 5170] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5174] <... openat resumed>) = 3 [pid 5173] read(3, [pid 5172] <... write resumed>) = 4 [pid 5170] <... ioctl resumed>) = 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5173] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5172] close(3 [pid 5170] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5172] <... close resumed>) = 0 [pid 5172] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5170] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5173] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5172] <... openat resumed>) = 3 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5176 attached [pid 5174] write(3, "1000", 4 [pid 5173] <... socket resumed>) = 4 [pid 5172] read(3, [pid 5170] close_range(4, 4294967295, 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5175 [pid 5174] <... write resumed>) = 4 [pid 5173] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5172] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5176 [pid 5174] close(3 [pid 5173] <... openat resumed>) = 5 [pid 5172] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5170] <... close_range resumed>) = 0 ./strace-static-x86_64: Process 5175 attached [pid 5174] <... close resumed>) = 0 [pid 5173] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5172] <... socket resumed>) = 4 [pid 5170] exit_group(0 [pid 5173] <... ioctl resumed>) = 0 [pid 5172] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5170] <... exit_group resumed>) = ? [pid 5174] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5173] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5172] <... openat resumed>) = 5 [pid 5175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5172] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5175] <... prctl resumed>) = 0 [pid 5172] <... ioctl resumed>) = 0 [pid 5175] setpgid(0, 0 [pid 5172] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5175] <... setpgid resumed>) = 0 [pid 5172] <... openat resumed>) = 7 [pid 5170] +++ exited with 0 +++ [pid 5175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5174] <... openat resumed>) = 3 [pid 5173] <... openat resumed>) = 7 [pid 5172] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5175] <... openat resumed>) = 3 [pid 5174] read(3, [pid 5173] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5172] <... ioctl resumed>) = 0 [pid 5176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5175] write(3, "1000", 4 [pid 5174] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5173] <... ioctl resumed>) = 0 [pid 5172] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5175] <... write resumed>) = 4 [pid 5174] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5173] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5172] <... ioctl resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5176] <... prctl resumed>) = 0 [pid 5175] close(3 [pid 5174] <... socket resumed>) = 4 [pid 5173] <... ioctl resumed>) = 0 [pid 5172] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5177 attached [pid 5175] <... close resumed>) = 0 [pid 5174] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5172] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5173] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5177 [pid 5176] setpgid(0, 0 [pid 5175] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5174] <... openat resumed>) = 5 [pid 5173] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5172] close_range(4, 4294967295, 0 [pid 5176] <... setpgid resumed>) = 0 [pid 5175] <... openat resumed>) = 3 [pid 5174] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5173] close_range(4, 4294967295, 0 [pid 5172] <... close_range resumed>) = 0 [pid 5177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5175] read(3, [pid 5174] <... ioctl resumed>) = 0 [pid 5172] exit_group(0 [pid 5176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5175] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5174] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5173] <... close_range resumed>) = 0 [pid 5172] <... exit_group resumed>) = ? [pid 5176] <... openat resumed>) = 3 [pid 5175] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5174] <... openat resumed>) = 7 [pid 5173] exit_group(0 [pid 5172] +++ exited with 0 +++ [pid 5177] <... prctl resumed>) = 0 [pid 5176] write(3, "1000", 4 [pid 5175] <... socket resumed>) = 4 [pid 5174] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5173] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5175] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5175] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5174] <... ioctl resumed>) = 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5175] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5175] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5175] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5173] +++ exited with 0 +++ [pid 5175] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5174] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5176] <... write resumed>) = 4 [pid 5175] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5175] close_range(4, 4294967295, 0 [pid 5174] <... ioctl resumed>) = 0 [pid 5177] setpgid(0, 0 [pid 5176] close(3 [pid 5175] <... close_range resumed>) = 0 [pid 5174] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5176] <... close resumed>) = 0 [pid 5175] exit_group(0 [pid 5174] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5175] <... exit_group resumed>) = ? [pid 5174] close_range(4, 4294967295, 0 [pid 5177] <... setpgid resumed>) = 0 [pid 5176] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5175] +++ exited with 0 +++ [pid 5174] <... close_range resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5176] <... openat resumed>) = 3 [pid 5174] exit_group(0 [pid 5177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5177] write(3, "1000", 4) = 4 [pid 5177] close(3) = 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5174] <... exit_group resumed>) = ? [pid 5177] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5176] read(3, [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5179 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5178 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5177] <... openat resumed>) = 3 [pid 5177] read(3, "objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5177] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5174] +++ exited with 0 +++ [pid 5177] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5177] <... openat resumed>) = 5 [pid 5176] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5177] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5176] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5177] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5177] <... openat resumed>) = 7 [pid 5176] <... socket resumed>) = 4 [pid 5177] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5180 attached ./strace-static-x86_64: Process 5178 attached [pid 5177] <... ioctl resumed>) = 0 [pid 5176] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5179 attached [pid 5178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5177] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5176] <... openat resumed>) = 5 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5181 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5180 [pid 5179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5178] <... prctl resumed>) = 0 [pid 5177] <... ioctl resumed>) = 0 [pid 5176] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5179] <... prctl resumed>) = 0 [pid 5178] setpgid(0, 0 [pid 5177] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5176] <... ioctl resumed>) = 0 [pid 5179] setpgid(0, 0 [pid 5178] <... setpgid resumed>) = 0 [pid 5177] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5176] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5179] <... setpgid resumed>) = 0 [pid 5178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5177] close_range(4, 4294967295, 0 [pid 5176] <... openat resumed>) = 7 [pid 5180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5178] <... openat resumed>) = 3 [pid 5177] <... close_range resumed>) = 0 [pid 5176] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0./strace-static-x86_64: Process 5181 attached [pid 5179] <... openat resumed>) = 3 [pid 5178] write(3, "1000", 4 [pid 5177] exit_group(0 [pid 5176] <... ioctl resumed>) = 0 [pid 5181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5179] write(3, "1000", 4 [pid 5178] <... write resumed>) = 4 [pid 5177] <... exit_group resumed>) = ? [pid 5176] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5181] <... prctl resumed>) = 0 [pid 5180] <... prctl resumed>) = 0 [pid 5179] <... write resumed>) = 4 [pid 5178] close(3 [pid 5177] +++ exited with 0 +++ [pid 5176] <... ioctl resumed>) = 0 [pid 5181] setpgid(0, 0 [pid 5179] close(3 [pid 5178] <... close resumed>) = 0 [pid 5176] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5181] <... setpgid resumed>) = 0 [pid 5180] setpgid(0, 0 [pid 5179] <... close resumed>) = 0 [pid 5178] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5176] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5179] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5178] <... openat resumed>) = 3 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5181] <... openat resumed>) = 3 [pid 5180] <... setpgid resumed>) = 0 [pid 5179] <... openat resumed>) = 3 [pid 5178] read(3, [pid 5176] close_range(4, 4294967295, 0./strace-static-x86_64: Process 5182 attached [pid 5181] write(3, "1000", 4 [pid 5179] read(3, [pid 5178] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5182 [pid 5181] <... write resumed>) = 4 [pid 5179] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence error@57.729091010: 1024 / 0\n\nsyz-executor274: 0\n f"..., 8224) = 164 [pid 5178] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5176] <... close_range resumed>) = 0 [pid 5181] close(3 [pid 5180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5179] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5178] <... socket resumed>) = 4 [pid 5176] exit_group(0 [pid 5181] <... close resumed>) = 0 [pid 5179] <... socket resumed>) = 4 [pid 5178] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5176] <... exit_group resumed>) = ? [pid 5181] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5180] <... openat resumed>) = 3 [pid 5179] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5178] <... openat resumed>) = 5 [pid 5181] <... openat resumed>) = 3 [pid 5179] <... openat resumed>) = 5 [pid 5178] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5181] read(3, [pid 5180] write(3, "1000", 4 [pid 5179] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5178] <... ioctl resumed>) = 0 [pid 5176] +++ exited with 0 +++ [pid 5181] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5179] <... ioctl resumed>) = 0 [pid 5178] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5181] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5179] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5178] <... openat resumed>) = 7 [pid 5180] <... write resumed>) = 4 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5181] <... socket resumed>) = 4 [pid 5179] <... openat resumed>) = 7 [pid 5178] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5183 attached [pid 5182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5181] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5180] close(3 [pid 5179] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5178] <... ioctl resumed>) = 0 [pid 5181] <... openat resumed>) = 5 [pid 5179] <... ioctl resumed>) = 0 [pid 5178] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5183 [pid 5181] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5179] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5178] <... ioctl resumed>) = 0 [pid 5181] <... ioctl resumed>) = 0 [pid 5179] <... ioctl resumed>) = 0 [pid 5178] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5181] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5179] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5178] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5181] <... openat resumed>) = 7 [pid 5179] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5178] close_range(4, 4294967295, 0 [pid 5181] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5179] close_range(4, 4294967295, 0 [pid 5178] <... close_range resumed>) = 0 [pid 5181] <... ioctl resumed>) = 0 [pid 5179] <... close_range resumed>) = 0 [pid 5178] exit_group(0 [pid 5181] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5179] exit_group(0 [pid 5178] <... exit_group resumed>) = ? [pid 5183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5182] <... prctl resumed>) = 0 [pid 5181] <... ioctl resumed>) = 0 [pid 5180] <... close resumed>) = 0 [pid 5179] <... exit_group resumed>) = ? [pid 5178] +++ exited with 0 +++ [pid 5183] <... prctl resumed>) = 0 [pid 5182] setpgid(0, 0 [pid 5181] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5180] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5179] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5181] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5180] <... openat resumed>) = 3 [pid 5182] <... setpgid resumed>) = 0 [pid 5181] close_range(4, 4294967295, 0 [pid 5180] read(3, [pid 5181] <... close_range resumed>) = 0 [pid 5182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5181] exit_group(0 [pid 5180] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5181] <... exit_group resumed>) = ? [pid 5180] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5183] setpgid(0, 0 [pid 5182] <... openat resumed>) = 3 [pid 5181] +++ exited with 0 +++ [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5180] <... socket resumed>) = 4 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5182] write(3, "1000", 4 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5182] <... write resumed>) = 4 [pid 5180] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5182] close(3 [pid 5180] <... openat resumed>) = 5 [pid 5182] <... close resumed>) = 0 [pid 5180] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5183] <... setpgid resumed>) = 0 [pid 5182] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5180] <... ioctl resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5184 ./strace-static-x86_64: Process 5184 attached [pid 5184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5184] setpgid(0, 0) = 0 [pid 5184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5182] <... openat resumed>) = 3 [pid 5180] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5185 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5186 [pid 5184] write(3, "1000", 4) = 4 [pid 5184] close(3) = 0 [pid 5184] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5184] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5184] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5184] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5182] read(3, [pid 5180] <... openat resumed>) = 7 [pid 5184] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5180] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5182] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nsyz-executor27"..., 8224) = 129 [pid 5184] <... ioctl resumed>) = 0 [pid 5184] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5185 attached ) = 7 [pid 5185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5184] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0./strace-static-x86_64: Process 5186 attached [pid 5185] <... prctl resumed>) = 0 [pid 5184] <... ioctl resumed>) = 0 [pid 5186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5185] setpgid(0, 0 [pid 5184] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5182] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5180] <... ioctl resumed>) = 0 [pid 5186] <... prctl resumed>) = 0 [pid 5185] <... setpgid resumed>) = 0 [pid 5184] <... ioctl resumed>) = 0 [pid 5183] <... openat resumed>) = 3 [pid 5182] <... socket resumed>) = 4 [pid 5180] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5186] setpgid(0, 0 [pid 5185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5184] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5183] write(3, "1000", 4 [pid 5182] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5180] <... ioctl resumed>) = 0 [pid 5186] <... setpgid resumed>) = 0 [pid 5185] <... openat resumed>) = 3 [pid 5184] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5183] <... write resumed>) = 4 [pid 5182] <... openat resumed>) = 5 [pid 5180] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5185] write(3, "1000", 4 [pid 5184] close_range(4, 4294967295, 0 [pid 5183] close(3 [pid 5182] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5180] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5186] <... openat resumed>) = 3 [pid 5185] <... write resumed>) = 4 [pid 5184] <... close_range resumed>) = 0 [pid 5183] <... close resumed>) = 0 [pid 5182] <... ioctl resumed>) = 0 [pid 5180] close_range(4, 4294967295, 0 [pid 5186] write(3, "1000", 4 [pid 5185] close(3 [pid 5184] exit_group(0 [pid 5183] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5182] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5186] <... write resumed>) = 4 [pid 5185] <... close resumed>) = 0 [pid 5184] <... exit_group resumed>) = ? [pid 5180] <... close_range resumed>) = 0 [pid 5186] close(3 [pid 5185] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5184] +++ exited with 0 +++ [pid 5183] <... openat resumed>) = 3 [pid 5182] <... openat resumed>) = 7 [pid 5180] exit_group(0 [pid 5186] <... close resumed>) = 0 [pid 5185] <... openat resumed>) = 3 [pid 5182] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5180] <... exit_group resumed>) = ? [pid 5183] read(3, [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5186] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5185] read(3, [pid 5182] <... ioctl resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5186] <... openat resumed>) = 3 [pid 5185] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5182] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5180] +++ exited with 0 +++ [pid 5081] <... restart_syscall resumed>) = 0 [pid 5186] read(3, [pid 5185] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5183] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5182] <... ioctl resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5186] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5185] <... socket resumed>) = 4 [pid 5183] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5182] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5186] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5185] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5183] <... socket resumed>) = 4 [pid 5182] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5187 attached [pid 5186] <... socket resumed>) = 4 [pid 5185] <... openat resumed>) = 5 [pid 5183] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5182] close_range(4, 4294967295, 0 [pid 5187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5186] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5185] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5183] <... openat resumed>) = 5 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5187 [pid 5187] <... prctl resumed>) = 0 [pid 5186] <... openat resumed>) = 5 [pid 5185] <... ioctl resumed>) = 0 [pid 5183] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5182] <... close_range resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5186] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5183] <... ioctl resumed>) = 0 [pid 5186] <... ioctl resumed>) = 0 [pid 5182] exit_group(0 [pid 5186] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5183] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5182] <... exit_group resumed>) = ? [pid 5185] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5186] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5183] <... openat resumed>) = 7 [pid 5186] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5186] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5186] close_range(4, 4294967295, 0) = 0 [pid 5183] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5182] +++ exited with 0 +++ [pid 5185] <... openat resumed>) = 7 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5188 [pid 5187] setpgid(0, 0 [pid 5186] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5186] <... exit_group resumed>) = ? [pid 5185] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5187] <... setpgid resumed>) = 0 [pid 5183] <... ioctl resumed>) = 0 [pid 5186] +++ exited with 0 +++ [pid 5185] <... ioctl resumed>) = 0 [pid 5183] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5188 attached [pid 5185] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5183] <... ioctl resumed>) = 0 [pid 5187] <... openat resumed>) = 3 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5189 attached [pid 5188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5187] write(3, "1000", 4 [pid 5185] <... ioctl resumed>) = 0 [pid 5183] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5188] <... prctl resumed>) = 0 [pid 5187] <... write resumed>) = 4 [pid 5185] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5183] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5189 [pid 5188] setpgid(0, 0 [pid 5187] close(3 [pid 5185] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5183] close_range(4, 4294967295, 0 [pid 5188] <... setpgid resumed>) = 0 [pid 5187] <... close resumed>) = 0 [pid 5185] close_range(4, 4294967295, 0 [pid 5188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5183] <... close_range resumed>) = 0 [pid 5188] <... openat resumed>) = 3 [pid 5185] <... close_range resumed>) = 0 [pid 5183] exit_group(0 [pid 5187] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5185] exit_group(0 [pid 5188] write(3, "1000", 4) = 4 [pid 5188] close(3) = 0 [pid 5188] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5185] <... exit_group resumed>) = ? [pid 5183] <... exit_group resumed>) = ? [pid 5188] read(3, [pid 5187] <... openat resumed>) = 3 [pid 5188] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5188] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5188] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5185] +++ exited with 0 +++ [pid 5188] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5188] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5188] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5183] +++ exited with 0 +++ [pid 5188] <... ioctl resumed>) = 0 [pid 5187] read(3, [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5190 [pid 5188] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5187] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5188] <... ioctl resumed>) = 0 [pid 5187] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5188] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5187] <... socket resumed>) = 4 [pid 5080] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5190 attached [pid 5188] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5187] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5191 [pid 5190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5188] close_range(4, 4294967295, 0 [pid 5187] <... openat resumed>) = 5 [pid 5190] <... prctl resumed>) = 0 [pid 5188] <... close_range resumed>) = 0 [pid 5187] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5190] setpgid(0, 0 [pid 5188] exit_group(0 [pid 5190] <... setpgid resumed>) = 0 [pid 5188] <... exit_group resumed>) = ? [pid 5187] <... ioctl resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5191 attached [pid 5190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5188] +++ exited with 0 +++ [pid 5187] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5190] <... openat resumed>) = 3 [pid 5190] write(3, "1000", 4) = 4 [pid 5190] close(3) = 0 [pid 5190] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5187] <... openat resumed>) = 7 [pid 5187] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5192 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5190] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5190] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5190] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5190] <... openat resumed>) = 5 [pid 5187] <... ioctl resumed>) = 0 [pid 5190] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5190] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5187] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5190] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5187] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5193 [pid 5187] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5190] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5187] close_range(4, 4294967295, 0./strace-static-x86_64: Process 5192 attached [pid 5190] <... ioctl resumed>) = 0 [pid 5187] <... close_range resumed>) = 0 [pid 5192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5190] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5192] <... prctl resumed>) = 0 [pid 5190] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5187] exit_group(0 [pid 5192] setpgid(0, 0 [pid 5190] close_range(4, 4294967295, 0 [pid 5189] <... prctl resumed>) = 0 [pid 5187] <... exit_group resumed>) = ? [pid 5192] <... setpgid resumed>) = 0 [pid 5190] <... close_range resumed>) = 0 [pid 5192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5190] exit_group(0 [pid 5192] <... openat resumed>) = 3 [pid 5190] <... exit_group resumed>) = ? [pid 5192] write(3, "1000", 4 [pid 5191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5190] +++ exited with 0 +++ [pid 5189] setpgid(0, 0 [pid 5187] +++ exited with 0 +++ ./strace-static-x86_64: Process 5193 attached [pid 5192] <... write resumed>) = 4 [pid 5189] <... setpgid resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5193] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5192] close(3 [pid 5193] <... prctl resumed>) = 0 [pid 5192] <... close resumed>) = 0 [pid 5189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5193] setpgid(0, 0 [pid 5192] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5194 attached [pid 5193] <... setpgid resumed>) = 0 [pid 5192] <... openat resumed>) = 3 [pid 5191] <... prctl resumed>) = 0 [pid 5189] <... openat resumed>) = 3 [pid 5193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5192] read(3, [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5194 [pid 5189] write(3, "1000", 4 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5193] <... openat resumed>) = 3 [pid 5192] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5191] setpgid(0, 0 [pid 5189] <... write resumed>) = 4 [pid 5193] write(3, "1000", 4 [pid 5192] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5193] <... write resumed>) = 4 [pid 5192] <... socket resumed>) = 4 [pid 5193] close(3 [pid 5192] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5189] close(3 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5195 [pid 5189] <... close resumed>) = 0 [pid 5193] <... close resumed>) = 0 [pid 5192] <... openat resumed>) = 5 [pid 5189] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5193] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5192] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5191] <... setpgid resumed>) = 0 [pid 5193] <... openat resumed>) = 3 [pid 5192] <... ioctl resumed>) = 0 [pid 5189] <... openat resumed>) = 3 [pid 5193] read(3, [pid 5192] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5189] read(3, [pid 5193] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5192] <... openat resumed>) = 7 [pid 5193] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5192] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5189] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5193] <... socket resumed>) = 4 [pid 5192] <... ioctl resumed>) = 0 [pid 5189] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5193] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5192] ioctl(8, SYNC_IOC_MERGE, 0x20000040./strace-static-x86_64: Process 5195 attached [pid 5193] <... openat resumed>) = 5 [pid 5192] <... ioctl resumed>) = 0 [pid 5189] <... socket resumed>) = 4 [pid 5195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5193] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5192] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5189] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5195] <... prctl resumed>) = 0 [pid 5193] <... ioctl resumed>) = 0 [pid 5192] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5195] setpgid(0, 0 [pid 5193] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5192] close_range(4, 4294967295, 0 [pid 5191] <... openat resumed>) = 3 [pid 5189] <... openat resumed>) = 5 [pid 5195] <... setpgid resumed>) = 0 [pid 5193] <... openat resumed>) = 7 [pid 5192] <... close_range resumed>) = 0 [pid 5191] write(3, "1000", 4 [pid 5189] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5193] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5192] exit_group(0 [pid 5195] <... openat resumed>) = 3 [pid 5194] <... prctl resumed>) = 0 [pid 5193] <... ioctl resumed>) = 0 [pid 5192] <... exit_group resumed>) = ? [pid 5191] <... write resumed>) = 4 [pid 5189] <... ioctl resumed>) = 0 [pid 5195] write(3, "1000", 4 [pid 5194] setpgid(0, 0 [pid 5193] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5192] +++ exited with 0 +++ [pid 5191] close(3 [pid 5189] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5195] <... write resumed>) = 4 [pid 5193] <... ioctl resumed>) = 0 [pid 5195] close(3 [pid 5193] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5195] <... close resumed>) = 0 [pid 5193] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5195] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5193] close_range(4, 4294967295, 0 [pid 5189] <... openat resumed>) = 7 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5195] <... openat resumed>) = 3 [pid 5194] <... setpgid resumed>) = 0 [pid 5193] <... close_range resumed>) = 0 [pid 5191] <... close resumed>) = 0 [pid 5189] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5195] read(3, [pid 5193] exit_group(0 [pid 5195] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5193] <... exit_group resumed>) = ? [pid 5189] <... ioctl resumed>) = 0 [pid 5195] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5193] +++ exited with 0 +++ [pid 5191] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5189] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5195] <... socket resumed>) = 4 [pid 5189] <... ioctl resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5195] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5191] <... openat resumed>) = 3 [pid 5189] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5195] <... openat resumed>) = 5 [pid 5194] <... openat resumed>) = 3 [pid 5191] read(3, [pid 5189] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5195] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5194] write(3, "1000", 4 [pid 5191] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5189] close_range(4, 4294967295, 0 [pid 5195] <... ioctl resumed>) = 0 [pid 5191] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5195] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5195] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5189] <... close_range resumed>) = 0 [pid 5195] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5195] <... ioctl resumed>) = 0 [pid 5191] <... socket resumed>) = 4 [pid 5189] exit_group(0 [pid 5195] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5195] close_range(4, 4294967295, 0) = 0 [pid 5195] exit_group(0) = ? [pid 5195] +++ exited with 0 +++ [pid 5194] <... write resumed>) = 4 [pid 5191] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5189] <... exit_group resumed>) = ? [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5196 [pid 5194] close(3./strace-static-x86_64: Process 5196 attached [pid 5196] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5197 attached ) = 0 [pid 5189] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5197 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5191] <... openat resumed>) = 5 [pid 5194] <... close resumed>) = 0 [pid 5191] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5196] setpgid(0, 0 [pid 5194] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5191] <... ioctl resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5191] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5194] <... openat resumed>) = 3 [pid 5191] <... openat resumed>) = 7 [pid 5197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5196] <... setpgid resumed>) = 0 [pid 5194] read(3, [pid 5191] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5198 attached [pid 5197] <... prctl resumed>) = 0 [pid 5196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5194] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5191] <... ioctl resumed>) = 0 [pid 5197] setpgid(0, 0 [pid 5196] <... openat resumed>) = 3 [pid 5194] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5191] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5198 [pid 5197] <... setpgid resumed>) = 0 [pid 5196] write(3, "1000", 4 [pid 5191] <... ioctl resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5194] <... socket resumed>) = 4 [pid 5197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5196] <... write resumed>) = 4 [pid 5191] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5197] <... openat resumed>) = 3 [pid 5196] close(3 [pid 5197] write(3, "1000", 4 [pid 5196] <... close resumed>) = 0 [pid 5194] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5191] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5197] <... write resumed>) = 4 [pid 5196] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5194] <... openat resumed>) = 5 [pid 5191] close_range(4, 4294967295, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5199 [pid 5194] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5197] close(3 [pid 5196] <... openat resumed>) = 3 [pid 5191] <... close_range resumed>) = 0 [pid 5197] <... close resumed>) = 0 [pid 5196] read(3, [pid 5194] <... ioctl resumed>) = 0 [pid 5197] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5196] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5194] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5191] exit_group(0 [pid 5197] <... openat resumed>) = 3 [pid 5196] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5194] <... openat resumed>) = 7 [pid 5191] <... exit_group resumed>) = ? [pid 5197] read(3, [pid 5196] <... socket resumed>) = 4 [pid 5194] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5197] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5196] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5199 attached [pid 5197] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5196] <... openat resumed>) = 5 [pid 5194] <... ioctl resumed>) = 0 [pid 5191] +++ exited with 0 +++ [pid 5199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5197] <... socket resumed>) = 4 [pid 5196] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5199] <... prctl resumed>) = 0 [pid 5197] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5196] <... ioctl resumed>) = 0 [pid 5194] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5199] setpgid(0, 0 [pid 5197] <... openat resumed>) = 5 [pid 5196] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5194] <... ioctl resumed>) = 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5199] <... setpgid resumed>) = 0 [pid 5197] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5196] <... openat resumed>) = 7 [pid 5199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5197] <... ioctl resumed>) = 0 [pid 5196] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5194] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5199] <... openat resumed>) = 3 [pid 5198] <... prctl resumed>) = 0 [pid 5197] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5196] <... ioctl resumed>) = 0 [pid 5194] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5200 attached [pid 5199] write(3, "1000", 4 [pid 5198] setpgid(0, 0 [pid 5197] <... openat resumed>) = 7 [pid 5196] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5194] close_range(4, 4294967295, 0 [pid 5199] <... write resumed>) = 4 [pid 5197] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5196] <... ioctl resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5200 [pid 5199] close(3 [pid 5197] <... ioctl resumed>) = 0 [pid 5196] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5199] <... close resumed>) = 0 [pid 5197] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5196] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5199] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5197] <... ioctl resumed>) = 0 [pid 5196] close_range(4, 4294967295, 0 [pid 5194] <... close_range resumed>) = 0 [pid 5199] <... openat resumed>) = 3 [pid 5198] <... setpgid resumed>) = 0 [pid 5197] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5196] <... close_range resumed>) = 0 [pid 5199] read(3, [pid 5197] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5196] exit_group(0 [pid 5194] exit_group(0 [pid 5199] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5197] close_range(4, 4294967295, 0 [pid 5196] <... exit_group resumed>) = ? [pid 5194] <... exit_group resumed>) = ? [pid 5200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5199] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5198] <... openat resumed>) = 3 [pid 5197] <... close_range resumed>) = 0 [pid 5196] +++ exited with 0 +++ [pid 5199] <... socket resumed>) = 4 [pid 5197] exit_group(0 [pid 5199] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5197] <... exit_group resumed>) = ? [pid 5200] <... prctl resumed>) = 0 [pid 5199] <... openat resumed>) = 5 [pid 5198] write(3, "1000", 4 [pid 5197] +++ exited with 0 +++ [pid 5194] +++ exited with 0 +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5199] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5198] <... write resumed>) = 4 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5200] setpgid(0, 0 [pid 5199] <... ioctl resumed>) = 0 [pid 5198] close(3 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5199] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... restart_syscall resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5199] <... openat resumed>) = 7 [pid 5198] <... close resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5199] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5199] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5202 [pid 5199] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5201 [pid 5199] close_range(4, 4294967295, 0 [pid 5198] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY./strace-static-x86_64: Process 5203 attached [pid 5200] <... setpgid resumed>) = 0 [pid 5199] <... close_range resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5203 [pid 5199] exit_group(0 [pid 5198] <... openat resumed>) = 3 [pid 5199] <... exit_group resumed>) = ? [pid 5198] read(3, [pid 5203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5199] +++ exited with 0 +++ [pid 5198] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5198] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5198] <... socket resumed>) = 4 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5198] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] <... restart_syscall resumed>) = 0 [pid 5198] <... openat resumed>) = 5 [pid 5198] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140./strace-static-x86_64: Process 5201 attached [pid 5201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5198] <... ioctl resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5198] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5201] <... prctl resumed>) = 0 [pid 5201] setpgid(0, 0) = 0 [pid 5201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5198] <... openat resumed>) = 7 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5204 [pid 5201] <... openat resumed>) = 3 [pid 5198] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5201] write(3, "1000", 4 [pid 5198] <... ioctl resumed>) = 0 [pid 5201] <... write resumed>) = 4 [pid 5201] close(3) = 0 ./strace-static-x86_64: Process 5202 attached [pid 5201] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5198] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5201] <... openat resumed>) = 3 [pid 5202] <... prctl resumed>) = 0 [pid 5201] read(3, [pid 5198] <... ioctl resumed>) = 0 [pid 5202] setpgid(0, 0 [pid 5201] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5198] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5198] close_range(4, 4294967295, 0./strace-static-x86_64: Process 5204 attached [pid 5202] <... setpgid resumed>) = 0 [pid 5201] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5201] <... socket resumed>) = 4 [pid 5198] <... close_range resumed>) = 0 [pid 5204] <... prctl resumed>) = 0 [pid 5202] <... openat resumed>) = 3 [pid 5201] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5198] exit_group(0 [pid 5204] setpgid(0, 0 [pid 5202] write(3, "1000", 4 [pid 5201] <... openat resumed>) = 5 [pid 5200] <... openat resumed>) = 3 [pid 5198] <... exit_group resumed>) = ? [pid 5203] <... prctl resumed>) = 0 [pid 5204] <... setpgid resumed>) = 0 [pid 5202] <... write resumed>) = 4 [pid 5201] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5202] close(3 [pid 5201] <... ioctl resumed>) = 0 [pid 5204] <... openat resumed>) = 3 [pid 5202] <... close resumed>) = 0 [pid 5201] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5200] write(3, "1000", 4 [pid 5198] +++ exited with 0 +++ [pid 5203] setpgid(0, 0 [pid 5204] write(3, "1000", 4 [pid 5203] <... setpgid resumed>) = 0 [pid 5202] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5201] <... openat resumed>) = 7 [pid 5200] <... write resumed>) = 4 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5204] <... write resumed>) = 4 [pid 5202] <... openat resumed>) = 3 [pid 5201] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5204] close(3 [pid 5202] read(3, [pid 5201] <... ioctl resumed>) = 0 [pid 5200] close(3 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5204] <... close resumed>) = 0 [pid 5202] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5201] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5200] <... close resumed>) = 0 [pid 5204] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5202] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5201] <... ioctl resumed>) = 0 [pid 5200] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5204] <... openat resumed>) = 3 [pid 5203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5202] <... socket resumed>) = 4 [pid 5201] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5205 attached [pid 5204] read(3, [pid 5203] <... openat resumed>) = 3 [pid 5202] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5201] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5200] <... openat resumed>) = 3 [pid 5204] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5202] <... openat resumed>) = 5 [pid 5201] close_range(4, 4294967295, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5205 [pid 5204] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5203] write(3, "1000", 4 [pid 5202] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5201] <... close_range resumed>) = 0 [pid 5200] read(3, [pid 5204] <... socket resumed>) = 4 [pid 5202] <... ioctl resumed>) = 0 [pid 5201] exit_group(0 [pid 5204] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5203] <... write resumed>) = 4 [pid 5202] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5201] <... exit_group resumed>) = ? [pid 5200] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5204] <... openat resumed>) = 5 [pid 5203] close(3 [pid 5202] <... openat resumed>) = 7 [pid 5201] +++ exited with 0 +++ [pid 5200] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5204] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5202] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5204] <... ioctl resumed>) = 0 [pid 5203] <... close resumed>) = 0 [pid 5202] <... ioctl resumed>) = 0 [pid 5200] <... socket resumed>) = 4 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5204] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5202] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5200] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5204] <... openat resumed>) = 7 [pid 5203] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5202] <... ioctl resumed>) = 0 [pid 5204] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5202] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5200] <... openat resumed>) = 5 [pid 5204] <... ioctl resumed>) = 0 [pid 5203] <... openat resumed>) = 3 [pid 5202] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5200] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5204] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5203] read(3, [pid 5202] close_range(4, 4294967295, 0 [pid 5204] <... ioctl resumed>) = 0 [pid 5202] <... close_range resumed>) = 0 [pid 5200] <... ioctl resumed>) = 0 [pid 5204] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5203] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5202] exit_group(0 [pid 5200] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5204] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5203] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5202] <... exit_group resumed>) = ? [pid 5205] <... prctl resumed>) = 0 [pid 5204] close_range(4, 4294967295, 0 [pid 5203] <... socket resumed>) = 4 [pid 5202] +++ exited with 0 +++ [pid 5200] <... openat resumed>) = 7 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5206 [pid 5205] setpgid(0, 0 [pid 5204] <... close_range resumed>) = 0 [pid 5203] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5200] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5204] exit_group(0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5204] <... exit_group resumed>) = ? [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5205] <... setpgid resumed>) = 0 [pid 5204] +++ exited with 0 +++ [pid 5203] <... openat resumed>) = 5 [pid 5200] <... ioctl resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5203] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5200] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5203] <... ioctl resumed>) = 0 [pid 5200] <... ioctl resumed>) = 0 [pid 5203] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5200] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5205] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5207 attached [pid 5205] write(3, "1000", 4 [pid 5203] <... openat resumed>) = 7 [pid 5200] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5207] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5205] <... write resumed>) = 4 [pid 5203] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5200] close_range(4, 4294967295, 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5207 [pid 5077] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5206 attached [pid 5207] <... prctl resumed>) = 0 [pid 5205] close(3 [pid 5203] <... ioctl resumed>) = 0 [pid 5207] setpgid(0, 0 [pid 5206] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5205] <... close resumed>) = 0 [pid 5203] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5200] <... close_range resumed>) = 0 [pid 5206] <... prctl resumed>) = 0 [pid 5203] <... ioctl resumed>) = 0 [pid 5206] setpgid(0, 0) = 0 [pid 5200] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5203] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5200] <... exit_group resumed>) = ? [pid 5206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5206] write(3, "1000", 4) = 4 [pid 5206] close(3) = 0 [pid 5206] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5206] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5200] +++ exited with 0 +++ [pid 5203] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5208 [pid 5205] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5203] close_range(4, 4294967295, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5206] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5203] <... close_range resumed>) = 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5206] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5203] exit_group(0) = ? [pid 5206] <... openat resumed>) = 5 [pid 5205] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5208 attached [pid 5207] <... setpgid resumed>) = 0 [pid 5206] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5206] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5205] read(3, [pid 5203] +++ exited with 0 +++ [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5206] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0./strace-static-x86_64: Process 5209 attached [pid 5208] <... prctl resumed>) = 0 [pid 5207] <... openat resumed>) = 3 [pid 5206] <... ioctl resumed>) = 0 [pid 5205] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5209 [pid 5209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5208] setpgid(0, 0 [pid 5207] write(3, "1000", 4 [pid 5206] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5205] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5209] <... prctl resumed>) = 0 [pid 5208] <... setpgid resumed>) = 0 [pid 5207] <... write resumed>) = 4 [pid 5206] <... ioctl resumed>) = 0 [pid 5205] <... socket resumed>) = 4 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5209] setpgid(0, 0 [pid 5208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5207] close(3 [pid 5206] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5205] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5208] <... openat resumed>) = 3 [pid 5207] <... close resumed>) = 0 [pid 5206] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5208] write(3, "1000", 4 [pid 5207] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5206] close_range(4, 4294967295, 0 [pid 5205] <... openat resumed>) = 5 [pid 5209] <... setpgid resumed>) = 0 [pid 5208] <... write resumed>) = 4 [pid 5207] <... openat resumed>) = 3 [pid 5206] <... close_range resumed>) = 0 [pid 5205] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5210 [pid 5208] close(3 [pid 5207] read(3, [pid 5206] exit_group(0 [pid 5205] <... ioctl resumed>) = 0 [pid 5209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5208] <... close resumed>) = 0 [pid 5207] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5206] <... exit_group resumed>) = ? [pid 5205] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5209] <... openat resumed>) = 3 [pid 5208] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5207] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5206] +++ exited with 0 +++ [pid 5209] write(3, "1000", 4 [pid 5205] <... openat resumed>) = 7 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5205] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5209] <... write resumed>) = 4 ./strace-static-x86_64: Process 5210 attached [pid 5208] <... openat resumed>) = 3 [pid 5207] <... socket resumed>) = 4 [pid 5205] <... ioctl resumed>) = 0 [pid 5209] close(3 [pid 5210] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5208] read(3, [pid 5207] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5205] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5210] <... prctl resumed>) = 0 [pid 5209] <... close resumed>) = 0 [pid 5208] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5207] <... openat resumed>) = 5 [pid 5210] setpgid(0, 0 [pid 5208] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5207] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5205] <... ioctl resumed>) = 0 [pid 5210] <... setpgid resumed>) = 0 [pid 5208] <... socket resumed>) = 4 [pid 5207] <... ioctl resumed>) = 0 [pid 5210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5209] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5208] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5207] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5205] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5210] <... openat resumed>) = 3 [pid 5208] <... openat resumed>) = 5 [pid 5207] <... openat resumed>) = 7 [pid 5205] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5211 [pid 5210] write(3, "1000", 4 [pid 5209] <... openat resumed>) = 3 [pid 5208] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5207] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5205] close_range(4, 4294967295, 0 [pid 5210] <... write resumed>) = 4 [pid 5208] <... ioctl resumed>) = 0 [pid 5207] <... ioctl resumed>) = 0 [pid 5210] close(3 [pid 5208] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5207] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5210] <... close resumed>) = 0 [pid 5209] read(3, [pid 5208] <... openat resumed>) = 7 [pid 5207] <... ioctl resumed>) = 0 [pid 5205] <... close_range resumed>) = 0 [pid 5210] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5209] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5208] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5207] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5205] exit_group(0./strace-static-x86_64: Process 5211 attached [pid 5210] <... openat resumed>) = 3 [pid 5209] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5208] <... ioctl resumed>) = 0 [pid 5207] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5205] <... exit_group resumed>) = ? [pid 5210] read(3, [pid 5209] <... socket resumed>) = 4 [pid 5208] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5207] close_range(4, 4294967295, 0 [pid 5210] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5208] <... ioctl resumed>) = 0 [pid 5207] <... close_range resumed>) = 0 [pid 5210] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5209] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5208] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5207] exit_group(0 [pid 5205] +++ exited with 0 +++ [pid 5211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5210] <... socket resumed>) = 4 [pid 5209] <... openat resumed>) = 5 [pid 5208] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5207] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5211] <... prctl resumed>) = 0 [pid 5210] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5209] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5208] close_range(4, 4294967295, 0 [pid 5207] +++ exited with 0 +++ [pid 5211] setpgid(0, 0 [pid 5210] <... openat resumed>) = 5 [pid 5209] <... ioctl resumed>) = 0 [pid 5208] <... close_range resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5211] <... setpgid resumed>) = 0 [pid 5210] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5209] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5208] exit_group(0 [pid 5210] <... ioctl resumed>) = 0 [pid 5208] <... exit_group resumed>) = ? [pid 5211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5210] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5209] <... openat resumed>) = 7 [pid 5208] +++ exited with 0 +++ [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5211] <... openat resumed>) = 3 [pid 5210] <... openat resumed>) = 7 [pid 5209] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5210] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5212 [pid 5210] <... ioctl resumed>) = 0 [pid 5209] <... ioctl resumed>) = 0 [pid 5210] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5210] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5209] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5211] write(3, "1000", 4 [pid 5210] close_range(4, 4294967295, 0 [pid 5211] <... write resumed>) = 4 [pid 5210] <... close_range resumed>) = 0 [pid 5209] <... ioctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5213 [pid 5211] close(3 [pid 5210] exit_group(0 [pid 5209] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5210] <... exit_group resumed>) = ? [pid 5210] +++ exited with 0 +++ [pid 5209] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5209] close_range(4, 4294967295, 0 [pid 5211] <... close resumed>) = 0 ./strace-static-x86_64: Process 5213 attached [pid 5213] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5212 attached [pid 5212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5209] <... close_range resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5213] <... prctl resumed>) = 0 [pid 5209] exit_group(0) = ? [pid 5211] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5213] setpgid(0, 0) = 0 [pid 5213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5212] <... prctl resumed>) = 0 [pid 5212] setpgid(0, 0) = 0 [pid 5213] <... openat resumed>) = 3 [pid 5212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5211] <... openat resumed>) = 3 [pid 5209] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5214 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5209, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5213] write(3, "1000", 4 [pid 5212] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5214 attached [pid 5213] <... write resumed>) = 4 [pid 5212] write(3, "1000", 4 [pid 5214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5213] close(3 [pid 5212] <... write resumed>) = 4 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5211] read(3, [pid 5214] <... prctl resumed>) = 0 [pid 5213] <... close resumed>) = 0 [pid 5212] close(3 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5215 [pid 5214] setpgid(0, 0 [pid 5213] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5212] <... close resumed>) = 0 [pid 5211] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5214] <... setpgid resumed>) = 0 [pid 5213] <... openat resumed>) = 3 [pid 5212] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5211] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5213] read(3, [pid 5212] <... openat resumed>) = 3 [pid 5211] <... socket resumed>) = 4 [pid 5214] <... openat resumed>) = 3 [pid 5213] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5212] read(3, [pid 5211] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5214] write(3, "1000", 4 [pid 5213] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5212] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5211] <... openat resumed>) = 5 [pid 5214] <... write resumed>) = 4 [pid 5213] <... socket resumed>) = 4 [pid 5212] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5214] close(3 [pid 5213] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5212] <... socket resumed>) = 4 [pid 5211] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5216 [pid 5214] <... close resumed>) = 0 [pid 5213] <... openat resumed>) = 5 [pid 5212] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5211] <... ioctl resumed>) = 0 [pid 5211] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5214] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5213] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5212] <... openat resumed>) = 5 [pid 5211] <... openat resumed>) = 7 [pid 5214] <... openat resumed>) = 3 [pid 5213] <... ioctl resumed>) = 0 [pid 5212] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5211] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5214] read(3, [pid 5213] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5212] <... ioctl resumed>) = 0 [pid 5214] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 250 [pid 5213] <... openat resumed>) = 7 [pid 5212] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5211] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5215 attached [pid 5214] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5213] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5212] <... openat resumed>) = 7 [pid 5211] ioctl(8, SYNC_IOC_MERGE, 0x20000040./strace-static-x86_64: Process 5216 attached [pid 5214] <... socket resumed>) = 4 [pid 5213] <... ioctl resumed>) = 0 [pid 5212] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5214] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5213] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5212] <... ioctl resumed>) = 0 [pid 5211] <... ioctl resumed>) = 0 [pid 5216] <... prctl resumed>) = 0 [pid 5214] <... openat resumed>) = 5 [pid 5213] <... ioctl resumed>) = 0 [pid 5212] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5211] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5216] setpgid(0, 0 [pid 5214] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5213] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5212] <... ioctl resumed>) = 0 [pid 5211] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5216] <... setpgid resumed>) = 0 [pid 5214] <... ioctl resumed>) = 0 [pid 5213] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5212] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5211] close_range(4, 4294967295, 0 [pid 5216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5214] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5213] close_range(4, 4294967295, 0 [pid 5212] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5216] <... openat resumed>) = 3 [pid 5215] <... prctl resumed>) = 0 [pid 5214] <... openat resumed>) = 7 [pid 5213] <... close_range resumed>) = 0 [pid 5212] close_range(4, 4294967295, 0 [pid 5211] <... close_range resumed>) = 0 [pid 5216] write(3, "1000", 4 [pid 5215] setpgid(0, 0 [pid 5214] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5213] exit_group(0 [pid 5212] <... close_range resumed>) = 0 [pid 5216] <... write resumed>) = 4 [pid 5214] <... ioctl resumed>) = 0 [pid 5213] <... exit_group resumed>) = ? [pid 5212] exit_group(0 [pid 5211] exit_group(0 [pid 5215] <... setpgid resumed>) = 0 [pid 5216] close(3 [pid 5214] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5213] +++ exited with 0 +++ [pid 5212] <... exit_group resumed>) = ? [pid 5211] <... exit_group resumed>) = ? [pid 5216] <... close resumed>) = 0 [pid 5215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5214] <... ioctl resumed>) = 0 [pid 5212] +++ exited with 0 +++ [pid 5216] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5214] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5216] <... openat resumed>) = 3 [pid 5214] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5211] +++ exited with 0 +++ [pid 5216] read(3, [pid 5214] close_range(4, 4294967295, 0 [pid 5216] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5215] <... openat resumed>) = 3 [pid 5214] <... close_range resumed>) = 0 [pid 5216] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5215] write(3, "1000", 4 [pid 5214] exit_group(0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5216] <... socket resumed>) = 4 [pid 5214] <... exit_group resumed>) = ? [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5216] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5215] <... write resumed>) = 4 [pid 5214] +++ exited with 0 +++ [pid 5080] <... restart_syscall resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5216] <... openat resumed>) = 5 [pid 5215] close(3 [pid 5216] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5215] <... close resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... restart_syscall resumed>) = 0 [pid 5216] <... ioctl resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5216] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5215] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5216] <... openat resumed>) = 7 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5217 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5216] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5216] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5216] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5216] close_range(4, 4294967295, 0) = 0 [pid 5215] <... openat resumed>) = 3 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5216] exit_group(0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5218 [pid 5216] <... exit_group resumed>) = ? [pid 5216] +++ exited with 0 +++ ./strace-static-x86_64: Process 5218 attached [pid 5218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5215] read(3, [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5219 [pid 5218] <... prctl resumed>) = 0 [pid 5218] setpgid(0, 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5220 [pid 5218] <... setpgid resumed>) = 0 [pid 5218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5219 attached [pid 5219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5215] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5215] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5221 [pid 5218] <... openat resumed>) = 3 [pid 5215] <... socket resumed>) = 4 [pid 5215] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5219] <... prctl resumed>) = 0 [pid 5219] setpgid(0, 0 [pid 5215] <... openat resumed>) = 5 [pid 5215] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5219] <... setpgid resumed>) = 0 [pid 5215] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5218] write(3, "1000", 4 [pid 5215] <... openat resumed>) = 7 [pid 5215] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5219] <... openat resumed>) = 3 [pid 5218] <... write resumed>) = 4 [pid 5215] <... ioctl resumed>) = 0 [pid 5219] write(3, "1000", 4 [pid 5218] close(3 [pid 5219] <... write resumed>) = 4 [pid 5218] <... close resumed>) = 0 [pid 5215] ioctl(8, SYNC_IOC_MERGE, 0x20000040./strace-static-x86_64: Process 5220 attached [pid 5219] close(3 [pid 5218] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY./strace-static-x86_64: Process 5221 attached ./strace-static-x86_64: Process 5217 attached [pid 5220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5219] <... close resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5215] <... ioctl resumed>) = 0 [pid 5215] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5215] close_range(4, 4294967295, 0 [pid 5220] <... prctl resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5218] read(3, [pid 5220] setpgid(0, 0 [pid 5219] <... openat resumed>) = 3 [pid 5218] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5215] <... close_range resumed>) = 0 [pid 5221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5220] <... setpgid resumed>) = 0 [pid 5219] read(3, [pid 5218] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5215] exit_group(0 [pid 5221] <... prctl resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5219] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5218] <... socket resumed>) = 4 [pid 5215] <... exit_group resumed>) = ? [pid 5221] setpgid(0, 0 [pid 5220] <... openat resumed>) = 3 [pid 5219] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5218] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5220] write(3, "1000", 4 [pid 5219] <... socket resumed>) = 4 [pid 5218] <... openat resumed>) = 5 [pid 5220] <... write resumed>) = 4 [pid 5219] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5218] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5221] <... setpgid resumed>) = 0 [pid 5220] close(3 [pid 5219] <... openat resumed>) = 5 [pid 5218] <... ioctl resumed>) = 0 [pid 5215] +++ exited with 0 +++ [pid 5220] <... close resumed>) = 0 [pid 5219] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5218] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5220] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5219] <... ioctl resumed>) = 0 [pid 5218] <... openat resumed>) = 7 [pid 5217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5220] <... openat resumed>) = 3 [pid 5219] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5218] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5221] <... openat resumed>) = 3 [pid 5220] read(3, [pid 5219] <... openat resumed>) = 7 [pid 5218] <... ioctl resumed>) = 0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5220] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5219] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5218] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5221] write(3, "1000", 4 [pid 5220] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5219] <... ioctl resumed>) = 0 [pid 5218] <... ioctl resumed>) = 0 [pid 5217] <... prctl resumed>) = 0 [pid 5221] <... write resumed>) = 4 [pid 5220] <... socket resumed>) = 4 [pid 5219] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5218] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5217] setpgid(0, 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5222 attached [pid 5221] close(3 [pid 5220] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5219] <... ioctl resumed>) = 0 [pid 5218] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5217] <... setpgid resumed>) = 0 [pid 5222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... close resumed>) = 0 [pid 5220] <... openat resumed>) = 5 [pid 5219] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5218] close_range(4, 4294967295, 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5222 [pid 5221] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5220] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5219] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5218] <... close_range resumed>) = 0 [pid 5217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5222] <... prctl resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5220] <... ioctl resumed>) = 0 [pid 5219] close_range(4, 4294967295, 0 [pid 5218] exit_group(0 [pid 5221] read(3, [pid 5220] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5219] <... close_range resumed>) = 0 [pid 5218] <... exit_group resumed>) = ? [pid 5217] <... openat resumed>) = 3 [pid 5222] setpgid(0, 0 [pid 5221] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5220] <... openat resumed>) = 7 [pid 5219] exit_group(0 [pid 5218] +++ exited with 0 +++ [pid 5217] write(3, "1000", 4 [pid 5221] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5220] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5219] <... exit_group resumed>) = ? [pid 5217] <... write resumed>) = 4 [pid 5222] <... setpgid resumed>) = 0 [pid 5221] <... socket resumed>) = 4 [pid 5220] <... ioctl resumed>) = 0 [pid 5219] +++ exited with 0 +++ [pid 5217] close(3 [pid 5221] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5220] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5217] <... close resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5221] <... openat resumed>) = 5 [pid 5220] <... ioctl resumed>) = 0 [pid 5217] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5221] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5220] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5220] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5217] <... openat resumed>) = 3 [pid 5221] <... ioctl resumed>) = 0 [pid 5220] close_range(4, 4294967295, 0) = 0 [pid 5220] exit_group(0 [pid 5221] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5220] <... exit_group resumed>) = ? [pid 5221] <... openat resumed>) = 7 [pid 5220] +++ exited with 0 +++ [pid 5217] read(3, [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5223 ./strace-static-x86_64: Process 5223 attached [pid 5221] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5217] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5221] <... ioctl resumed>) = 0 [pid 5217] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5221] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... ioctl resumed>) = 0 [pid 5217] <... socket resumed>) = 4 [pid 5221] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5217] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5224 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5217] <... openat resumed>) = 5 [pid 5223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5223] setpgid(0, 0) = 0 [pid 5223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] close_range(4, 4294967295, 0 [pid 5217] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5223] <... openat resumed>) = 3 [pid 5221] <... close_range resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5225 [pid 5223] write(3, "1000", 4 [pid 5221] exit_group(0) = ? [pid 5217] <... ioctl resumed>) = 0 [pid 5223] <... write resumed>) = 4 [pid 5223] close(3) = 0 [pid 5223] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5223] read(3, [pid 5221] +++ exited with 0 +++ [pid 5223] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5217] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5223] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5217] <... openat resumed>) = 7 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5223] <... socket resumed>) = 4 [pid 5217] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5223] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5217] <... ioctl resumed>) = 0 [pid 5223] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5217] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5223] <... ioctl resumed>) = 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5223] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5217] <... ioctl resumed>) = 0 [pid 5217] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5223] <... openat resumed>) = 7 [pid 5217] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5217] close_range(4, 4294967295, 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5225 attached [pid 5223] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5223] <... ioctl resumed>) = 0 [pid 5217] <... close_range resumed>) = 0 [pid 5225] <... prctl resumed>) = 0 [pid 5223] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5225] setpgid(0, 0 [pid 5223] <... ioctl resumed>) = 0 [pid 5225] <... setpgid resumed>) = 0 [pid 5223] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5217] exit_group(0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5226 [pid 5217] <... exit_group resumed>) = ? [pid 5225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5223] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5225] <... openat resumed>) = 3 [pid 5223] close_range(4, 4294967295, 0 [pid 5225] write(3, "1000", 4 [pid 5223] <... close_range resumed>) = 0 [pid 5217] +++ exited with 0 +++ [pid 5225] <... write resumed>) = 4 [pid 5223] exit_group(0 [pid 5222] <... openat resumed>) = 3 [pid 5225] close(3 [pid 5223] <... exit_group resumed>) = ? [pid 5222] write(3, "1000", 4 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5224 attached [pid 5225] <... close resumed>) = 0 [pid 5223] +++ exited with 0 +++ [pid 5222] <... write resumed>) = 4 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5225] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5222] close(3 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5226 attached [pid 5225] <... openat resumed>) = 3 [pid 5222] <... close resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5225] read(3, [pid 5226] <... prctl resumed>) = 0 [pid 5225] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5226] setpgid(0, 0 [pid 5225] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5226] <... setpgid resumed>) = 0 [pid 5225] <... socket resumed>) = 4 [pid 5222] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5227 [pid 5226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5226] <... openat resumed>) = 3 [pid 5225] <... openat resumed>) = 5 [pid 5224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5222] <... openat resumed>) = 3 [pid 5226] write(3, "1000", 4 [pid 5225] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5226] <... write resumed>) = 4 [pid 5225] <... ioctl resumed>) = 0 [pid 5222] read(3, [pid 5226] close(3 [pid 5225] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5226] <... close resumed>) = 0 [pid 5225] <... openat resumed>) = 7 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5222] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5226] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5225] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5226] <... openat resumed>) = 3 [pid 5225] <... ioctl resumed>) = 0 [pid 5226] read(3, [pid 5225] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5226] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5225] <... ioctl resumed>) = 0 [pid 5226] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5225] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5222] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5228 ./strace-static-x86_64: Process 5227 attached [pid 5226] <... socket resumed>) = 4 [pid 5225] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5226] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5225] close_range(4, 4294967295, 0 [pid 5224] <... prctl resumed>) = 0 [pid 5222] <... socket resumed>) = 4 ./strace-static-x86_64: Process 5228 attached [pid 5227] <... prctl resumed>) = 0 [pid 5226] <... openat resumed>) = 5 [pid 5225] <... close_range resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5227] setpgid(0, 0 [pid 5226] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5225] exit_group(0 [pid 5224] setpgid(0, 0 [pid 5227] <... setpgid resumed>) = 0 [pid 5226] <... ioctl resumed>) = 0 [pid 5225] <... exit_group resumed>) = ? [pid 5224] <... setpgid resumed>) = 0 [pid 5222] <... openat resumed>) = 5 [pid 5228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5226] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5225] +++ exited with 0 +++ [pid 5222] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5228] <... prctl resumed>) = 0 [pid 5227] <... openat resumed>) = 3 [pid 5226] <... openat resumed>) = 7 [pid 5224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5227] write(3, "1000", 4 [pid 5226] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5222] <... ioctl resumed>) = 0 [pid 5227] <... write resumed>) = 4 [pid 5226] <... ioctl resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5224] <... openat resumed>) = 3 [pid 5227] close(3 [pid 5226] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5227] <... close resumed>) = 0 [pid 5226] <... ioctl resumed>) = 0 [pid 5224] write(3, "1000", 4 [pid 5222] <... openat resumed>) = 7 [pid 5227] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5226] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5222] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5224] <... write resumed>) = 4 [pid 5227] <... openat resumed>) = 3 [pid 5226] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5227] read(3, [pid 5226] close_range(4, 4294967295, 0 [pid 5224] close(3 [pid 5222] <... ioctl resumed>) = 0 [pid 5227] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5226] <... close_range resumed>) = 0 [pid 5228] setpgid(0, 0 [pid 5227] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5226] exit_group(0 [pid 5224] <... close resumed>) = 0 [pid 5222] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5227] <... socket resumed>) = 4 [pid 5226] <... exit_group resumed>) = ? [pid 5228] <... setpgid resumed>) = 0 [pid 5227] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5226] +++ exited with 0 +++ [pid 5224] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5222] <... ioctl resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5227] <... openat resumed>) = 5 [pid 5222] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5227] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5227] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5227] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5227] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5222] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5229 [pid 5227] <... ioctl resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5222] close_range(4, 4294967295, 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5227] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5227] close_range(4, 4294967295, 0 [pid 5228] <... openat resumed>) = 3 [pid 5227] <... close_range resumed>) = 0 [pid 5224] read(3, [pid 5222] <... close_range resumed>) = 0 [pid 5228] write(3, "1000", 4 [pid 5227] exit_group(0) = ? [pid 5228] <... write resumed>) = 4 [pid 5227] +++ exited with 0 +++ [pid 5224] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5222] exit_group(0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5228] close(3 [pid 5224] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5222] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5229 attached [pid 5229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5229] setpgid(0, 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5229] <... setpgid resumed>) = 0 [pid 5229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5229] write(3, "1000", 4) = 4 [pid 5222] +++ exited with 0 +++ [pid 5229] close(3 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5230 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] <... restart_syscall resumed>) = 0 [pid 5228] <... close resumed>) = 0 [pid 5224] <... socket resumed>) = 4 [pid 5229] <... close resumed>) = 0 [pid 5224] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5229] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5228] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5224] <... openat resumed>) = 5 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5229] <... openat resumed>) = 3 [pid 5229] read(3, "objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5229] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5229] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5224] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5228] <... openat resumed>) = 3 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5231 [pid 5229] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5228] read(3, [pid 5224] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5230 attached [pid 5229] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5228] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 134 [pid 5224] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5230] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5229] <... openat resumed>) = 7 [pid 5228] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5224] <... openat resumed>) = 7 [pid 5230] <... prctl resumed>) = 0 [pid 5229] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5230] setpgid(0, 0 [pid 5229] <... ioctl resumed>) = 0 [pid 5230] <... setpgid resumed>) = 0 [pid 5229] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5229] <... ioctl resumed>) = 0 [pid 5228] <... socket resumed>) = 4 [pid 5224] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5230] <... openat resumed>) = 3 [pid 5229] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5228] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5224] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5232 ./strace-static-x86_64: Process 5231 attached [pid 5230] write(3, "1000", 4 [pid 5229] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5228] <... openat resumed>) = 5 [pid 5224] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5231] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5230] <... write resumed>) = 4 [pid 5229] close_range(4, 4294967295, 0 [pid 5228] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5224] <... ioctl resumed>) = 0 [pid 5231] <... prctl resumed>) = 0 [pid 5230] close(3 [pid 5229] <... close_range resumed>) = 0 [pid 5228] <... ioctl resumed>) = 0 [pid 5224] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5228] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5224] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5224] close_range(4, 4294967295, 0 [pid 5231] setpgid(0, 0 [pid 5230] <... close resumed>) = 0 [pid 5229] exit_group(0 [pid 5231] <... setpgid resumed>) = 0 [pid 5230] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5229] <... exit_group resumed>) = ? [pid 5228] <... openat resumed>) = 7 [pid 5224] <... close_range resumed>) = 0 ./strace-static-x86_64: Process 5232 attached [pid 5231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5230] <... openat resumed>) = 3 [pid 5229] +++ exited with 0 +++ [pid 5224] exit_group(0 [pid 5231] <... openat resumed>) = 3 [pid 5230] read(3, [pid 5228] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5231] write(3, "1000", 4 [pid 5230] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5231] <... write resumed>) = 4 [pid 5230] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5231] close(3 [pid 5230] <... socket resumed>) = 4 [pid 5224] <... exit_group resumed>) = ? [pid 5228] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5231] <... close resumed>) = 0 [pid 5230] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5231] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5230] <... openat resumed>) = 5 [pid 5231] <... openat resumed>) = 3 [pid 5230] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5231] read(3, [pid 5230] <... ioctl resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5231] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5230] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5228] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5224] +++ exited with 0 +++ [pid 5231] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5230] <... openat resumed>) = 7 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5231] <... socket resumed>) = 4 [pid 5230] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5232] <... prctl resumed>) = 0 [pid 5231] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5230] <... ioctl resumed>) = 0 [pid 5228] <... ioctl resumed>) = 0 [pid 5231] <... openat resumed>) = 5 [pid 5230] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5231] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5230] <... ioctl resumed>) = 0 [pid 5232] setpgid(0, 0 [pid 5231] <... ioctl resumed>) = 0 [pid 5230] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5228] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5233 [pid 5232] <... setpgid resumed>) = 0 [pid 5231] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5230] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5228] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5231] <... openat resumed>) = 7 [pid 5230] close_range(4, 4294967295, 0 [pid 5228] close_range(4, 4294967295, 0 [pid 5231] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5230] <... close_range resumed>) = 0 [pid 5231] <... ioctl resumed>) = 0 [pid 5230] exit_group(0 [pid 5228] <... close_range resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5234 attached [pid 5232] <... openat resumed>) = 3 [pid 5231] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5230] <... exit_group resumed>) = ? [pid 5228] exit_group(0./strace-static-x86_64: Process 5233 attached [pid 5232] write(3, "1000", 4 [pid 5231] <... ioctl resumed>) = 0 [pid 5230] +++ exited with 0 +++ [pid 5228] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5234 [pid 5233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5232] <... write resumed>) = 4 [pid 5231] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5233] <... prctl resumed>) = 0 [pid 5231] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5233] setpgid(0, 0 [pid 5231] close_range(4, 4294967295, 0 [pid 5233] <... setpgid resumed>) = 0 [pid 5231] <... close_range resumed>) = 0 [pid 5228] +++ exited with 0 +++ [pid 5233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5232] close(3 [pid 5231] exit_group(0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5233] <... openat resumed>) = 3 [pid 5231] <... exit_group resumed>) = ? [pid 5234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5233] write(3, "1000", 4 [pid 5232] <... close resumed>) = 0 [pid 5231] +++ exited with 0 +++ [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5233] <... write resumed>) = 4 [pid 5232] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5234] <... prctl resumed>) = 0 [pid 5233] close(3 [pid 5232] <... openat resumed>) = 3 [pid 5234] setpgid(0, 0 [pid 5233] <... close resumed>) = 0 [pid 5234] <... setpgid resumed>) = 0 [pid 5233] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5233] <... openat resumed>) = 3 [pid 5232] read(3, [pid 5234] <... openat resumed>) = 3 [pid 5233] read(3, [pid 5232] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5235 [pid 5234] write(3, "1000", 4 [pid 5233] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5232] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5234] <... write resumed>) = 4 [pid 5233] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5234] close(3 [pid 5233] <... socket resumed>) = 4 [pid 5234] <... close resumed>) = 0 [pid 5233] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5234] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5233] <... openat resumed>) = 5 [pid 5232] <... socket resumed>) = 4 [pid 5232] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5234] <... openat resumed>) = 3 [pid 5233] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5234] read(3, [pid 5233] <... ioctl resumed>) = 0 [pid 5234] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5233] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5234] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5233] <... openat resumed>) = 7 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5236 [pid 5232] <... openat resumed>) = 5 [pid 5234] <... socket resumed>) = 4 [pid 5233] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5232] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5237 [pid 5234] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5233] <... ioctl resumed>) = 0 [pid 5234] <... openat resumed>) = 5 [pid 5233] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5232] <... ioctl resumed>) = 0 [pid 5234] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5233] <... ioctl resumed>) = 0 [pid 5232] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5234] <... ioctl resumed>) = 0 [pid 5233] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5236 attached [pid 5234] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5233] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5232] <... openat resumed>) = 7 ./strace-static-x86_64: Process 5235 attached [pid 5236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5234] <... openat resumed>) = 7 [pid 5233] close_range(4, 4294967295, 0 [pid 5232] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5236] <... prctl resumed>) = 0 [pid 5234] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5233] <... close_range resumed>) = 0 ./strace-static-x86_64: Process 5237 attached [pid 5236] setpgid(0, 0 [pid 5234] <... ioctl resumed>) = 0 [pid 5233] exit_group(0 [pid 5232] <... ioctl resumed>) = 0 [pid 5237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5236] <... setpgid resumed>) = 0 [pid 5234] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5233] <... exit_group resumed>) = ? [pid 5237] <... prctl resumed>) = 0 [pid 5236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5234] <... ioctl resumed>) = 0 [pid 5233] +++ exited with 0 +++ [pid 5232] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5237] setpgid(0, 0 [pid 5236] <... openat resumed>) = 3 [pid 5235] <... prctl resumed>) = 0 [pid 5234] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5237] <... setpgid resumed>) = 0 [pid 5236] write(3, "1000", 4 [pid 5234] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5236] <... write resumed>) = 4 [pid 5235] setpgid(0, 0 [pid 5234] close_range(4, 4294967295, 0 [pid 5232] <... ioctl resumed>) = 0 [pid 5237] <... openat resumed>) = 3 [pid 5236] close(3 [pid 5234] <... close_range resumed>) = 0 [pid 5237] write(3, "1000", 4 [pid 5236] <... close resumed>) = 0 [pid 5235] <... setpgid resumed>) = 0 [pid 5234] exit_group(0 [pid 5232] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5237] <... write resumed>) = 4 [pid 5236] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5234] <... exit_group resumed>) = ? [pid 5232] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5237] close(3 [pid 5236] <... openat resumed>) = 3 [pid 5235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5234] +++ exited with 0 +++ [pid 5232] close_range(4, 4294967295, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5237] <... close resumed>) = 0 [pid 5236] read(3, [pid 5237] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5236] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5232] <... close_range resumed>) = 0 [pid 5237] <... openat resumed>) = 3 [pid 5236] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5237] read(3, [pid 5236] <... socket resumed>) = 4 [pid 5237] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5236] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5237] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5236] <... openat resumed>) = 5 [pid 5232] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5238 [pid 5237] <... socket resumed>) = 4 [pid 5236] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5235] <... openat resumed>) = 3 [pid 5232] <... exit_group resumed>) = ? [pid 5237] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5236] <... ioctl resumed>) = 0 [pid 5237] <... openat resumed>) = 5 [pid 5236] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5237] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5236] <... openat resumed>) = 7 [pid 5237] <... ioctl resumed>) = 0 [pid 5236] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5237] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5236] <... ioctl resumed>) = 0 [pid 5232] +++ exited with 0 +++ [pid 5237] <... openat resumed>) = 7 [pid 5236] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5235] write(3, "1000", 4 [pid 5237] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5236] <... ioctl resumed>) = 0 [pid 5237] <... ioctl resumed>) = 0 [pid 5236] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5235] <... write resumed>) = 4 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5237] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5236] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) ./strace-static-x86_64: Process 5238 attached [pid 5237] <... ioctl resumed>) = 0 [pid 5236] close_range(4, 4294967295, 0 [pid 5235] close(3 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5237] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5236] <... close_range resumed>) = 0 [pid 5238] <... prctl resumed>) = 0 [pid 5237] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5236] exit_group(0 [pid 5235] <... close resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... restart_syscall resumed>) = 0 [pid 5238] setpgid(0, 0 [pid 5237] close_range(4, 4294967295, 0 [pid 5236] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5239 attached [pid 5238] <... setpgid resumed>) = 0 [pid 5237] <... close_range resumed>) = 0 [pid 5236] +++ exited with 0 +++ [pid 5235] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5237] exit_group(0 [pid 5238] <... openat resumed>) = 3 [pid 5237] <... exit_group resumed>) = ? [pid 5235] <... openat resumed>) = 3 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5239 [pid 5239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5238] write(3, "1000", 4 [pid 5237] +++ exited with 0 +++ [pid 5235] read(3, [pid 5238] <... write resumed>) = 4 [pid 5235] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5238] close(3) = 0 [pid 5238] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5238] read(3, "objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5238] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5240 [pid 5238] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5238] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5238] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5238] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5238] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5238] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5238] close_range(4, 4294967295, 0) = 0 [pid 5235] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5241 [pid 5238] exit_group(0) = ? [pid 5235] <... socket resumed>) = 4 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5242 [pid 5235] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5240 attached [pid 5239] <... prctl resumed>) = 0 [pid 5238] +++ exited with 0 +++ [pid 5235] <... openat resumed>) = 5 [pid 5235] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5235] <... ioctl resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5235] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5075] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5241 attached [pid 5240] <... prctl resumed>) = 0 [pid 5235] <... openat resumed>) = 7 [pid 5235] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5240] setpgid(0, 0 [pid 5235] <... ioctl resumed>) = 0 [pid 5235] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5242 attached [pid 5241] <... prctl resumed>) = 0 [pid 5240] <... setpgid resumed>) = 0 [pid 5235] <... ioctl resumed>) = 0 [pid 5242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5241] setpgid(0, 0 [pid 5240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5242] <... prctl resumed>) = 0 [pid 5241] <... setpgid resumed>) = 0 [pid 5240] <... openat resumed>) = 3 [pid 5235] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5243 [pid 5242] setpgid(0, 0 [pid 5241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5240] write(3, "1000", 4 [pid 5239] setpgid(0, 0 [pid 5235] close_range(4, 4294967295, 0 [pid 5242] <... setpgid resumed>) = 0 [pid 5241] <... openat resumed>) = 3 [pid 5240] <... write resumed>) = 4 [pid 5239] <... setpgid resumed>) = 0 [pid 5235] <... close_range resumed>) = 0 [pid 5242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5241] write(3, "1000", 4 [pid 5240] close(3 [pid 5235] exit_group(0 [pid 5239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5235] <... exit_group resumed>) = ? [pid 5242] <... openat resumed>) = 3 [pid 5241] <... write resumed>) = 4 [pid 5240] <... close resumed>) = 0 [pid 5242] write(3, "1000", 4 [pid 5241] close(3 [pid 5240] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY./strace-static-x86_64: Process 5243 attached [pid 5242] <... write resumed>) = 4 [pid 5241] <... close resumed>) = 0 [pid 5240] <... openat resumed>) = 3 [pid 5243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5242] close(3 [pid 5241] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5240] read(3, [pid 5243] <... prctl resumed>) = 0 [pid 5242] <... close resumed>) = 0 [pid 5241] <... openat resumed>) = 3 [pid 5240] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5239] <... openat resumed>) = 3 [pid 5235] +++ exited with 0 +++ [pid 5243] setpgid(0, 0 [pid 5242] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5241] read(3, [pid 5240] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5239] write(3, "1000", 4 [pid 5243] <... setpgid resumed>) = 0 [pid 5242] <... openat resumed>) = 3 [pid 5241] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5240] <... socket resumed>) = 4 [pid 5239] <... write resumed>) = 4 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5242] read(3, [pid 5241] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5240] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5243] <... openat resumed>) = 3 [pid 5242] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5241] <... socket resumed>) = 4 [pid 5240] <... openat resumed>) = 5 [pid 5239] close(3 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5243] write(3, "1000", 4 [pid 5242] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5241] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5240] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5243] <... write resumed>) = 4 [pid 5242] <... socket resumed>) = 4 [pid 5241] <... openat resumed>) = 5 [pid 5240] <... ioctl resumed>) = 0 [pid 5239] <... close resumed>) = 0 [pid 5243] close(3 [pid 5242] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5241] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5240] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5243] <... close resumed>) = 0 [pid 5242] <... openat resumed>) = 5 [pid 5241] <... ioctl resumed>) = 0 [pid 5240] <... openat resumed>) = 7 [pid 5239] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5243] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5242] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5241] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5240] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5243] <... openat resumed>) = 3 [pid 5242] <... ioctl resumed>) = 0 [pid 5241] <... openat resumed>) = 7 [pid 5240] <... ioctl resumed>) = 0 [pid 5239] <... openat resumed>) = 3 [pid 5243] read(3, [pid 5242] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5241] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5240] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5239] read(3, [pid 5243] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 250 [pid 5242] <... openat resumed>) = 7 [pid 5241] <... ioctl resumed>) = 0 [pid 5240] <... ioctl resumed>) = 0 [pid 5243] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5242] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5241] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5240] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5243] <... socket resumed>) = 4 [pid 5242] <... ioctl resumed>) = 0 [pid 5241] <... ioctl resumed>) = 0 [pid 5240] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5243] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5242] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5241] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5240] close_range(4, 4294967295, 0 [pid 5239] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 332 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5244 ./strace-static-x86_64: Process 5244 attached [pid 5243] <... openat resumed>) = 5 [pid 5242] <... ioctl resumed>) = 0 [pid 5241] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5240] <... close_range resumed>) = 0 [pid 5239] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5243] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5242] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5241] close_range(4, 4294967295, 0 [pid 5240] exit_group(0 [pid 5244] <... prctl resumed>) = 0 [pid 5243] <... ioctl resumed>) = 0 [pid 5242] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5241] <... close_range resumed>) = 0 [pid 5240] <... exit_group resumed>) = ? [pid 5239] <... socket resumed>) = 4 [pid 5244] setpgid(0, 0 [pid 5243] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5242] close_range(4, 4294967295, 0 [pid 5241] exit_group(0 [pid 5240] +++ exited with 0 +++ [pid 5244] <... setpgid resumed>) = 0 [pid 5243] <... openat resumed>) = 7 [pid 5242] <... close_range resumed>) = 0 [pid 5241] <... exit_group resumed>) = ? [pid 5239] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5243] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5242] exit_group(0 [pid 5241] +++ exited with 0 +++ [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5240, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5243] <... ioctl resumed>) = 0 [pid 5242] <... exit_group resumed>) = ? [pid 5239] <... openat resumed>) = 5 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5244] <... openat resumed>) = 3 [pid 5243] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5242] +++ exited with 0 +++ [pid 5239] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5244] write(3, "1000", 4 [pid 5243] <... ioctl resumed>) = 0 [pid 5243] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5239] <... ioctl resumed>) = 0 [pid 5244] <... write resumed>) = 4 [pid 5243] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5239] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5243] close_range(4, 4294967295, 0) = 0 [pid 5239] <... openat resumed>) = 7 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5243] exit_group(0) = ? [pid 5244] close(3 [pid 5243] +++ exited with 0 +++ [pid 5239] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5080] <... restart_syscall resumed>) = 0 [pid 5239] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5245 attached [pid 5245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5245] setpgid(0, 0) = 0 [pid 5245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5239] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5245 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5245] <... openat resumed>) = 3 [pid 5239] <... ioctl resumed>) = 0 [pid 5245] write(3, "1000", 4) = 4 [pid 5245] close(3) = 0 [pid 5245] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5239] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5244] <... close resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5246 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5239] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5239] close_range(4, 4294967295, 0 [pid 5245] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5245] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5239] <... close_range resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5247 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5245] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5239] exit_group(0 [pid 5245] <... openat resumed>) = 5 [pid 5245] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5245] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5245] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5244] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5239] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5248 [pid 5245] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5245] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5245] close_range(4, 4294967295, 0) = 0 [pid 5239] +++ exited with 0 +++ [pid 5245] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5246 attached [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5244] <... openat resumed>) = 3 [pid 5246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5245] <... exit_group resumed>) = ? [pid 5245] +++ exited with 0 +++ [pid 5244] read(3, [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5249 [pid 5246] <... prctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5244] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 ./strace-static-x86_64: Process 5250 attached ./strace-static-x86_64: Process 5249 attached ./strace-static-x86_64: Process 5248 attached ./strace-static-x86_64: Process 5247 attached [pid 5246] setpgid(0, 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5250 [pid 5246] <... setpgid resumed>) = 0 [pid 5247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5246] <... openat resumed>) = 3 [pid 5248] <... prctl resumed>) = 0 [pid 5247] setpgid(0, 0 [pid 5246] write(3, "1000", 4 [pid 5244] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5248] setpgid(0, 0 [pid 5247] <... setpgid resumed>) = 0 [pid 5246] <... write resumed>) = 4 [pid 5249] <... prctl resumed>) = 0 [pid 5248] <... setpgid resumed>) = 0 [pid 5244] <... socket resumed>) = 4 [pid 5246] close(3 [pid 5248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5246] <... close resumed>) = 0 [pid 5249] setpgid(0, 0 [pid 5244] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5248] <... openat resumed>) = 3 [pid 5247] <... openat resumed>) = 3 [pid 5246] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5248] write(3, "1000", 4 [pid 5246] <... openat resumed>) = 3 [pid 5248] <... write resumed>) = 4 [pid 5247] write(3, "1000", 4 [pid 5249] <... setpgid resumed>) = 0 [pid 5248] close(3 [pid 5246] read(3, [pid 5244] <... openat resumed>) = 5 [pid 5248] <... close resumed>) = 0 [pid 5247] <... write resumed>) = 4 [pid 5246] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5247] close(3 [pid 5246] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5248] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5246] <... socket resumed>) = 4 [pid 5247] <... close resumed>) = 0 [pid 5248] <... openat resumed>) = 3 [pid 5247] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5246] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5244] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5248] read(3, [pid 5247] <... openat resumed>) = 3 [pid 5246] <... openat resumed>) = 5 [pid 5248] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5247] read(3, [pid 5246] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5244] <... ioctl resumed>) = 0 [pid 5247] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5246] <... ioctl resumed>) = 0 [pid 5248] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5247] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5246] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5244] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5248] <... socket resumed>) = 4 [pid 5247] <... socket resumed>) = 4 [pid 5246] <... openat resumed>) = 7 [pid 5248] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5247] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5246] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5244] <... openat resumed>) = 7 [pid 5247] <... openat resumed>) = 5 [pid 5247] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5246] <... ioctl resumed>) = 0 [pid 5248] <... openat resumed>) = 5 [pid 5247] <... ioctl resumed>) = 0 [pid 5246] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5244] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5250] <... prctl resumed>) = 0 [pid 5248] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5247] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5246] <... ioctl resumed>) = 0 [pid 5244] <... ioctl resumed>) = 0 [pid 5247] <... openat resumed>) = 7 [pid 5246] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5250] setpgid(0, 0 [pid 5248] <... ioctl resumed>) = 0 [pid 5247] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5246] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5244] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5250] <... setpgid resumed>) = 0 [pid 5249] <... openat resumed>) = 3 [pid 5248] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5247] <... ioctl resumed>) = 0 [pid 5246] close_range(4, 4294967295, 0 [pid 5247] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5244] <... ioctl resumed>) = 0 [pid 5248] <... openat resumed>) = 7 [pid 5246] <... close_range resumed>) = 0 [pid 5248] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5247] <... ioctl resumed>) = 0 [pid 5246] exit_group(0 [pid 5248] <... ioctl resumed>) = 0 [pid 5247] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5249] write(3, "1000", 4 [pid 5248] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5247] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5246] <... exit_group resumed>) = ? [pid 5244] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5248] <... ioctl resumed>) = 0 [pid 5247] close_range(4, 4294967295, 0) = 0 [pid 5246] +++ exited with 0 +++ [pid 5247] exit_group(0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5248] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5244] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5250] <... openat resumed>) = 3 [pid 5248] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5247] <... exit_group resumed>) = ? [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5244] close_range(4, 4294967295, 0 [pid 5249] <... write resumed>) = 4 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5248] close_range(4, 4294967295, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5251 attached [pid 5250] write(3, "1000", 4 [pid 5249] close(3 [pid 5248] <... close_range resumed>) = 0 [pid 5247] +++ exited with 0 +++ [pid 5244] <... close_range resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5251 [pid 5248] exit_group(0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5249] <... close resumed>) = 0 [pid 5248] <... exit_group resumed>) = ? [pid 5244] exit_group(0 [pid 5250] <... write resumed>) = 4 [pid 5248] +++ exited with 0 +++ [pid 5244] <... exit_group resumed>) = ? [pid 5249] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5244] +++ exited with 0 +++ [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5252 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5252 attached ./strace-static-x86_64: Process 5253 attached [pid 5251] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5250] close(3 [pid 5249] <... openat resumed>) = 3 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5254 attached [pid 5253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5251] <... prctl resumed>) = 0 [pid 5250] <... close resumed>) = 0 [pid 5249] read(3, [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5253 [pid 5251] setpgid(0, 0 [pid 5250] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5249] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5254 [pid 5253] <... prctl resumed>) = 0 [pid 5252] <... prctl resumed>) = 0 [pid 5251] <... setpgid resumed>) = 0 [pid 5250] <... openat resumed>) = 3 [pid 5249] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5253] setpgid(0, 0 [pid 5252] setpgid(0, 0 [pid 5251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5250] read(3, [pid 5249] <... socket resumed>) = 4 [pid 5253] <... setpgid resumed>) = 0 [pid 5252] <... setpgid resumed>) = 0 [pid 5251] <... openat resumed>) = 3 [pid 5250] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5249] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5251] write(3, "1000", 4 [pid 5250] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5249] <... openat resumed>) = 5 [pid 5252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5251] <... write resumed>) = 4 [pid 5250] <... socket resumed>) = 4 [pid 5249] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5251] close(3 [pid 5250] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5249] <... ioctl resumed>) = 0 [pid 5253] <... openat resumed>) = 3 [pid 5252] <... openat resumed>) = 3 [pid 5251] <... close resumed>) = 0 [pid 5250] <... openat resumed>) = 5 [pid 5249] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5253] write(3, "1000", 4 [pid 5252] write(3, "1000", 4 [pid 5251] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5250] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5249] <... openat resumed>) = 7 [pid 5251] <... openat resumed>) = 3 [pid 5250] <... ioctl resumed>) = 0 [pid 5249] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5253] <... write resumed>) = 4 [pid 5252] <... write resumed>) = 4 [pid 5251] read(3, [pid 5250] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5249] <... ioctl resumed>) = 0 [pid 5254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5253] close(3 [pid 5252] close(3 [pid 5251] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5250] <... openat resumed>) = 7 [pid 5249] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5253] <... close resumed>) = 0 [pid 5252] <... close resumed>) = 0 [pid 5251] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5250] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5249] <... ioctl resumed>) = 0 [pid 5253] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5252] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5251] <... socket resumed>) = 4 [pid 5250] <... ioctl resumed>) = 0 [pid 5249] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5251] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5250] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5249] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5253] <... openat resumed>) = 3 [pid 5252] <... openat resumed>) = 3 [pid 5251] <... openat resumed>) = 5 [pid 5250] <... ioctl resumed>) = 0 [pid 5249] close_range(4, 4294967295, 0 [pid 5253] read(3, [pid 5252] read(3, [pid 5251] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5250] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5249] <... close_range resumed>) = 0 [pid 5253] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5252] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5251] <... ioctl resumed>) = 0 [pid 5250] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5249] exit_group(0 [pid 5254] <... prctl resumed>) = 0 [pid 5253] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5252] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5251] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5250] close_range(4, 4294967295, 0 [pid 5249] <... exit_group resumed>) = ? [pid 5254] setpgid(0, 0 [pid 5253] <... socket resumed>) = 4 [pid 5252] <... socket resumed>) = 4 [pid 5251] <... openat resumed>) = 7 [pid 5250] <... close_range resumed>) = 0 [pid 5249] +++ exited with 0 +++ [pid 5253] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5252] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5251] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5250] exit_group(0 [pid 5253] <... openat resumed>) = 5 [pid 5252] <... openat resumed>) = 5 [pid 5251] <... ioctl resumed>) = 0 [pid 5250] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5254] <... setpgid resumed>) = 0 [pid 5253] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5252] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5251] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5250] +++ exited with 0 +++ [pid 5253] <... ioctl resumed>) = 0 [pid 5252] <... ioctl resumed>) = 0 [pid 5251] <... ioctl resumed>) = 0 [pid 5253] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5252] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5251] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5253] <... openat resumed>) = 7 [pid 5251] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5251] close_range(4, 4294967295, 0) = 0 [pid 5252] <... openat resumed>) = 7 [pid 5251] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5253] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5252] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5251] <... exit_group resumed>) = ? [pid 5253] <... ioctl resumed>) = 0 [pid 5252] <... ioctl resumed>) = 0 [pid 5251] +++ exited with 0 +++ [pid 5254] <... openat resumed>) = 3 [pid 5253] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5252] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5255 [pid 5254] write(3, "1000", 4 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5252] <... ioctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5255 attached [pid 5255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5255] setpgid(0, 0) = 0 [pid 5255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5254] <... write resumed>) = 4 [pid 5253] <... ioctl resumed>) = 0 [pid 5252] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5256 [pid 5254] close(3 [pid 5253] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5252] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5257 [pid 5254] <... close resumed>) = 0 [pid 5253] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5252] close_range(4, 4294967295, 0 [pid 5253] close_range(4, 4294967295, 0 [pid 5255] write(3, "1000", 4) = 4 [pid 5255] close(3) = 0 [pid 5252] <... close_range resumed>) = 0 [pid 5255] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5255] read(3, [pid 5253] <... close_range resumed>) = 0 [pid 5252] exit_group(0 [pid 5253] exit_group(0) = ? [pid 5252] <... exit_group resumed>) = ? [pid 5255] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5255] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5255] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5255] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5255] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5255] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5253] +++ exited with 0 +++ [pid 5255] <... ioctl resumed>) = 0 [pid 5254] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5252] +++ exited with 0 +++ [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5255] ioctl(8, SYNC_IOC_MERGE, 0x20000040./strace-static-x86_64: Process 5256 attached ) = 0 [pid 5254] <... openat resumed>) = 3 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5255] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5254] read(3, [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5079] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5257 attached [pid 5256] <... prctl resumed>) = 0 [pid 5255] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5254] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5256] setpgid(0, 0 [pid 5255] close_range(4, 4294967295, 0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5257] <... prctl resumed>) = 0 [pid 5256] <... setpgid resumed>) = 0 [pid 5255] <... close_range resumed>) = 0 [pid 5254] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5257] setpgid(0, 0 [pid 5256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5255] exit_group(0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5257] <... setpgid resumed>) = 0 [pid 5256] <... openat resumed>) = 3 [pid 5255] <... exit_group resumed>) = ? [pid 5254] <... socket resumed>) = 4 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5258 attached ./strace-static-x86_64: Process 5259 attached [pid 5257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5256] write(3, "1000", 4 [pid 5255] +++ exited with 0 +++ [pid 5254] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5257] <... openat resumed>) = 3 [pid 5256] <... write resumed>) = 4 [pid 5254] <... openat resumed>) = 5 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5259 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5258 [pid 5257] write(3, "1000", 4 [pid 5256] close(3 [pid 5254] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5257] <... write resumed>) = 4 [pid 5256] <... close resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5257] close(3 [pid 5256] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5254] <... ioctl resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5257] <... close resumed>) = 0 [pid 5256] <... openat resumed>) = 3 [pid 5254] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5257] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5256] read(3, [pid 5257] <... openat resumed>) = 3 [pid 5256] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5260 [pid 5254] <... openat resumed>) = 7 [pid 5257] read(3, [pid 5256] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5254] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5257] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5256] <... socket resumed>) = 4 [pid 5257] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5256] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5254] <... ioctl resumed>) = 0 [pid 5257] <... socket resumed>) = 4 [pid 5256] <... openat resumed>) = 5 [pid 5254] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5257] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5256] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5257] <... openat resumed>) = 5 [pid 5256] <... ioctl resumed>) = 0 [pid 5254] <... ioctl resumed>) = 0 [pid 5257] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5256] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5254] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5257] <... ioctl resumed>) = 0 [pid 5256] <... openat resumed>) = 7 ./strace-static-x86_64: Process 5260 attached [pid 5257] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5258] <... prctl resumed>) = 0 [pid 5256] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5254] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5258] setpgid(0, 0 [pid 5259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5257] <... openat resumed>) = 7 [pid 5256] <... ioctl resumed>) = 0 [pid 5254] close_range(4, 4294967295, 0 [pid 5260] <... prctl resumed>) = 0 [pid 5257] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5256] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5260] setpgid(0, 0 [pid 5257] <... ioctl resumed>) = 0 [pid 5256] <... ioctl resumed>) = 0 [pid 5254] <... close_range resumed>) = 0 [pid 5258] <... setpgid resumed>) = 0 [pid 5260] <... setpgid resumed>) = 0 [pid 5259] <... prctl resumed>) = 0 [pid 5257] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5256] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5259] setpgid(0, 0 [pid 5257] <... ioctl resumed>) = 0 [pid 5256] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5254] exit_group(0 [pid 5260] <... openat resumed>) = 3 [pid 5258] <... openat resumed>) = 3 [pid 5259] <... setpgid resumed>) = 0 [pid 5257] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5256] close_range(4, 4294967295, 0 [pid 5254] <... exit_group resumed>) = ? [pid 5260] write(3, "1000", 4 [pid 5257] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5256] <... close_range resumed>) = 0 [pid 5260] <... write resumed>) = 4 [pid 5257] close_range(4, 4294967295, 0 [pid 5256] exit_group(0 [pid 5260] close(3 [pid 5257] <... close_range resumed>) = 0 [pid 5256] <... exit_group resumed>) = ? [pid 5260] <... close resumed>) = 0 [pid 5258] write(3, "1000", 4 [pid 5259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5257] exit_group(0 [pid 5256] +++ exited with 0 +++ [pid 5254] +++ exited with 0 +++ [pid 5260] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5258] <... write resumed>) = 4 [pid 5257] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5260] <... openat resumed>) = 3 [pid 5258] close(3 [pid 5259] <... openat resumed>) = 3 [pid 5257] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5260] read(3, [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5260] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5258] <... close resumed>) = 0 [pid 5259] write(3, "1000", 4 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5260] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5258] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5259] <... write resumed>) = 4 [pid 5260] <... socket resumed>) = 4 [pid 5260] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5260] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5258] <... openat resumed>) = 3 [pid 5259] close(3 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5260] <... ioctl resumed>) = 0 [pid 5260] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5260] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5260] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5260] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5260] close_range(4, 4294967295, 0) = 0 [pid 5258] read(3, [pid 5259] <... close resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5262 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5261 [pid 5260] exit_group(0) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5260] +++ exited with 0 +++ [pid 5258] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5259] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY./strace-static-x86_64: Process 5261 attached [pid 5261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5261] setpgid(0, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5258] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5263 [pid 5261] <... setpgid resumed>) = 0 [pid 5261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5258] <... socket resumed>) = 4 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5258] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5259] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5262 attached [pid 5262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5261] <... openat resumed>) = 3 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5264 [pid 5258] <... openat resumed>) = 5 [pid 5259] read(3, [pid 5258] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5262] <... prctl resumed>) = 0 [pid 5261] write(3, "1000", 4 [pid 5259] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5262] setpgid(0, 0 [pid 5258] <... ioctl resumed>) = 0 [pid 5262] <... setpgid resumed>) = 0 [pid 5261] <... write resumed>) = 4 [pid 5258] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5259] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5261] close(3 [pid 5262] <... openat resumed>) = 3 [pid 5261] <... close resumed>) = 0 [pid 5258] <... openat resumed>) = 7 [pid 5259] <... socket resumed>) = 4 [pid 5262] write(3, "1000", 4 [pid 5261] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5258] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5259] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5263 attached [pid 5262] <... write resumed>) = 4 [pid 5261] <... openat resumed>) = 3 [pid 5258] <... ioctl resumed>) = 0 [pid 5259] <... openat resumed>) = 5 [pid 5263] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5262] close(3 [pid 5261] read(3, [pid 5258] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5259] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5263] <... prctl resumed>) = 0 [pid 5262] <... close resumed>) = 0 [pid 5261] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5258] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5264 attached [pid 5263] setpgid(0, 0 [pid 5262] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5261] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5258] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5259] <... ioctl resumed>) = 0 [pid 5264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5263] <... setpgid resumed>) = 0 [pid 5262] <... openat resumed>) = 3 [pid 5261] <... socket resumed>) = 4 [pid 5258] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5259] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5264] <... prctl resumed>) = 0 [pid 5263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5262] read(3, [pid 5261] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5258] close_range(4, 4294967295, 0 [pid 5264] setpgid(0, 0 [pid 5263] <... openat resumed>) = 3 [pid 5262] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5261] <... openat resumed>) = 5 [pid 5259] <... openat resumed>) = 7 [pid 5263] write(3, "1000", 4 [pid 5262] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5261] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5264] <... setpgid resumed>) = 0 [pid 5263] <... write resumed>) = 4 [pid 5262] <... socket resumed>) = 4 [pid 5261] <... ioctl resumed>) = 0 [pid 5258] <... close_range resumed>) = 0 [pid 5259] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5263] close(3 [pid 5262] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5261] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5258] exit_group(0 [pid 5264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5263] <... close resumed>) = 0 [pid 5262] <... openat resumed>) = 5 [pid 5261] <... openat resumed>) = 7 [pid 5258] <... exit_group resumed>) = ? [pid 5259] <... ioctl resumed>) = 0 [pid 5263] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5262] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5261] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5263] <... openat resumed>) = 3 [pid 5262] <... ioctl resumed>) = 0 [pid 5261] <... ioctl resumed>) = 0 [pid 5263] read(3, [pid 5262] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5261] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5264] <... openat resumed>) = 3 [pid 5263] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 281 [pid 5262] <... openat resumed>) = 7 [pid 5261] <... ioctl resumed>) = 0 [pid 5258] +++ exited with 0 +++ [pid 5259] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5263] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5262] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5261] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5264] write(3, "1000", 4 [pid 5263] <... socket resumed>) = 4 [pid 5262] <... ioctl resumed>) = 0 [pid 5261] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5259] <... ioctl resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5264] <... write resumed>) = 4 [pid 5263] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5262] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5261] close_range(4, 4294967295, 0 [pid 5259] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5264] close(3 [pid 5263] <... openat resumed>) = 5 [pid 5262] <... ioctl resumed>) = 0 [pid 5261] <... close_range resumed>) = 0 [pid 5259] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5264] <... close resumed>) = 0 [pid 5263] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5262] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5261] exit_group(0 [pid 5259] close_range(4, 4294967295, 0 [pid 5264] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5263] <... ioctl resumed>) = 0 [pid 5262] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5261] <... exit_group resumed>) = ? [pid 5264] <... openat resumed>) = 3 [pid 5263] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5262] close_range(4, 4294967295, 0 [pid 5261] +++ exited with 0 +++ [pid 5259] <... close_range resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5264] read(3, [pid 5263] <... openat resumed>) = 7 [pid 5262] <... close_range resumed>) = 0 [pid 5263] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5262] exit_group(0 [pid 5259] exit_group(0 [pid 5263] <... ioctl resumed>) = 0 [pid 5262] <... exit_group resumed>) = ? [pid 5263] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5262] +++ exited with 0 +++ [pid 5264] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5259] <... exit_group resumed>) = ? [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5264] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5263] <... ioctl resumed>) = 0 [pid 5263] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5263] close_range(4, 4294967295, 0) = 0 [pid 5263] exit_group(0 [pid 5259] +++ exited with 0 +++ [pid 5263] <... exit_group resumed>) = ? [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5265 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5264] <... socket resumed>) = 4 [pid 5263] +++ exited with 0 +++ [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5264] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] <... restart_syscall resumed>) = 0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5264] <... openat resumed>) = 5 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5264] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5266 ./strace-static-x86_64: Process 5265 attached [pid 5264] <... ioctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5264] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5265] <... prctl resumed>) = 0 [pid 5265] setpgid(0, 0) = 0 [pid 5265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5264] <... openat resumed>) = 7 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5264] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5267 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5265] write(3, "1000", 4) = 4 [pid 5265] close(3) = 0 [pid 5265] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5265] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5265] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5265] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5264] <... ioctl resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5268 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5269 [pid 5264] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5265] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5264] <... ioctl resumed>) = 0 [pid 5265] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5264] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5267 attached ./strace-static-x86_64: Process 5266 attached [pid 5265] <... openat resumed>) = 7 [pid 5264] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5265] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5264] close_range(4, 4294967295, 0 [pid 5267] <... prctl resumed>) = 0 [pid 5265] <... ioctl resumed>) = 0 [pid 5267] setpgid(0, 0 [pid 5265] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5264] <... close_range resumed>) = 0 ./strace-static-x86_64: Process 5268 attached [pid 5267] <... setpgid resumed>) = 0 [pid 5265] <... ioctl resumed>) = 0 [pid 5264] exit_group(0) = ? [pid 5268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5265] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5268] <... prctl resumed>) = 0 [pid 5264] +++ exited with 0 +++ [pid 5267] <... openat resumed>) = 3 [pid 5265] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5268] setpgid(0, 0 [pid 5267] write(3, "1000", 4 [pid 5266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5265] close_range(4, 4294967295, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5268] <... setpgid resumed>) = 0 [pid 5267] <... write resumed>) = 4 [pid 5266] <... prctl resumed>) = 0 [pid 5265] <... close_range resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5269 attached [pid 5268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5267] close(3 [pid 5266] setpgid(0, 0 [pid 5265] exit_group(0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5268] <... openat resumed>) = 3 [pid 5267] <... close resumed>) = 0 [pid 5265] <... exit_group resumed>) = ? [pid 5269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5268] write(3, "1000", 4 [pid 5267] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5266] <... setpgid resumed>) = 0 [pid 5265] +++ exited with 0 +++ [pid 5268] <... write resumed>) = 4 [pid 5267] <... openat resumed>) = 3 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5270 attached [pid 5269] <... prctl resumed>) = 0 [pid 5268] close(3 [pid 5267] read(3, [pid 5266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5268] <... close resumed>) = 0 [pid 5267] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5270 [pid 5268] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5267] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5269] setpgid(0, 0 [pid 5268] <... openat resumed>) = 3 [pid 5267] <... socket resumed>) = 4 [pid 5266] <... openat resumed>) = 3 [pid 5268] read(3, [pid 5267] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5268] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5267] <... openat resumed>) = 5 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5269] <... setpgid resumed>) = 0 [pid 5268] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5267] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5266] write(3, "1000", 4 [pid 5268] <... socket resumed>) = 4 [pid 5267] <... ioctl resumed>) = 0 [pid 5268] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5267] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5268] <... openat resumed>) = 5 [pid 5267] <... openat resumed>) = 7 [pid 5266] <... write resumed>) = 4 [pid 5268] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5267] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5268] <... ioctl resumed>) = 0 [pid 5267] <... ioctl resumed>) = 0 [pid 5266] close(3 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5271 [pid 5269] <... openat resumed>) = 3 [pid 5268] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5267] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5266] <... close resumed>) = 0 [pid 5268] <... openat resumed>) = 7 [pid 5267] <... ioctl resumed>) = 0 [pid 5266] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5269] write(3, "1000", 4 [pid 5268] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5267] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5269] <... write resumed>) = 4 [pid 5268] <... ioctl resumed>) = 0 [pid 5267] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5266] <... openat resumed>) = 3 [pid 5268] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5267] close_range(4, 4294967295, 0 [pid 5266] read(3, [pid 5270] <... prctl resumed>) = 0 [pid 5269] close(3 [pid 5268] <... ioctl resumed>) = 0 [pid 5267] <... close_range resumed>) = 0 ./strace-static-x86_64: Process 5271 attached [pid 5269] <... close resumed>) = 0 [pid 5268] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5267] exit_group(0 [pid 5266] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5269] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5268] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5267] <... exit_group resumed>) = ? [pid 5266] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5271] <... prctl resumed>) = 0 [pid 5270] setpgid(0, 0 [pid 5269] <... openat resumed>) = 3 [pid 5268] close_range(4, 4294967295, 0 [pid 5267] +++ exited with 0 +++ [pid 5266] <... socket resumed>) = 4 [pid 5271] setpgid(0, 0 [pid 5269] read(3, [pid 5268] <... close_range resumed>) = 0 [pid 5266] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5271] <... setpgid resumed>) = 0 [pid 5269] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5268] exit_group(0 [pid 5271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5269] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5268] <... exit_group resumed>) = ? [pid 5266] <... openat resumed>) = 5 [pid 5271] <... openat resumed>) = 3 [pid 5270] <... setpgid resumed>) = 0 [pid 5269] <... socket resumed>) = 4 [pid 5268] +++ exited with 0 +++ [pid 5266] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5271] write(3, "1000", 4 [pid 5269] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5266] <... ioctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5271] <... write resumed>) = 4 [pid 5269] <... openat resumed>) = 5 [pid 5266] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5271] close(3 [pid 5269] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5266] <... openat resumed>) = 7 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5271] <... close resumed>) = 0 [pid 5269] <... ioctl resumed>) = 0 [pid 5266] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5273 attached [pid 5271] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5269] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5266] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5272 [pid 5271] <... openat resumed>) = 3 [pid 5269] <... openat resumed>) = 7 [pid 5266] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5273 [pid 5271] read(3, [pid 5270] <... openat resumed>) = 3 [pid 5269] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5266] <... ioctl resumed>) = 0 [pid 5271] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5271] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5269] <... ioctl resumed>) = 0 [pid 5271] <... socket resumed>) = 4 [pid 5270] write(3, "1000", 4 [pid 5269] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5266] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5271] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5270] <... write resumed>) = 4 [pid 5269] <... ioctl resumed>) = 0 [pid 5266] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5271] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5270] close(3 [pid 5269] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5266] close_range(4, 4294967295, 0 [pid 5271] <... ioctl resumed>) = 0 [pid 5271] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5266] <... close_range resumed>) = 0 [pid 5269] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5271] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5270] <... close resumed>) = 0 [pid 5266] exit_group(0 [pid 5269] close_range(4, 4294967295, 0 [pid 5271] <... ioctl resumed>) = 0 [pid 5266] <... exit_group resumed>) = ? [pid 5271] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5269] <... close_range resumed>) = 0 [pid 5271] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5271] close_range(4, 4294967295, 0) = 0 [pid 5271] exit_group(0 [pid 5266] +++ exited with 0 +++ [pid 5271] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5269] exit_group(0 [pid 5273] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5271] +++ exited with 0 +++ [pid 5270] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5269] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5272 attached [pid 5272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5272] setpgid(0, 0) = 0 [pid 5272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5269] +++ exited with 0 +++ [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5270] <... openat resumed>) = 3 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5270] read(3, [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5272] <... openat resumed>) = 3 [pid 5272] write(3, "1000", 4) = 4 [pid 5272] close(3) = 0 [pid 5272] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5272] read(3, "objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5274 [pid 5272] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5270] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5275 [pid 5272] <... socket resumed>) = 4 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5270] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5272] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5272] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5272] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5270] <... socket resumed>) = 4 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5276 [pid 5270] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5272] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5270] <... openat resumed>) = 5 [pid 5272] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5270] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5272] <... ioctl resumed>) = 0 [pid 5270] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5275 attached ./strace-static-x86_64: Process 5274 attached [pid 5273] <... prctl resumed>) = 0 [pid 5272] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5270] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5276 attached [pid 5275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5273] setpgid(0, 0 [pid 5272] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5270] <... openat resumed>) = 7 [pid 5275] <... prctl resumed>) = 0 [pid 5274] <... prctl resumed>) = 0 [pid 5272] close_range(4, 4294967295, 0 [pid 5270] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5275] setpgid(0, 0 [pid 5274] setpgid(0, 0 [pid 5273] <... setpgid resumed>) = 0 [pid 5272] <... close_range resumed>) = 0 [pid 5270] <... ioctl resumed>) = 0 [pid 5275] <... setpgid resumed>) = 0 [pid 5274] <... setpgid resumed>) = 0 [pid 5273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5272] exit_group(0 [pid 5270] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5272] <... exit_group resumed>) = ? [pid 5270] <... ioctl resumed>) = 0 [pid 5276] <... prctl resumed>) = 0 [pid 5275] <... openat resumed>) = 3 [pid 5274] <... openat resumed>) = 3 [pid 5273] <... openat resumed>) = 3 [pid 5272] +++ exited with 0 +++ [pid 5270] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5275] write(3, "1000", 4 [pid 5274] write(3, "1000", 4 [pid 5273] write(3, "1000", 4 [pid 5270] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5275] <... write resumed>) = 4 [pid 5274] <... write resumed>) = 4 [pid 5273] <... write resumed>) = 4 [pid 5270] close_range(4, 4294967295, 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5275] close(3 [pid 5274] close(3 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5277 attached [pid 5276] setpgid(0, 0 [pid 5275] <... close resumed>) = 0 [pid 5274] <... close resumed>) = 0 [pid 5273] close(3 [pid 5270] <... close_range resumed>) = 0 [pid 5275] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5274] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5277 [pid 5276] <... setpgid resumed>) = 0 [pid 5275] <... openat resumed>) = 3 [pid 5274] <... openat resumed>) = 3 [pid 5273] <... close resumed>) = 0 [pid 5270] exit_group(0 [pid 5275] read(3, [pid 5274] read(3, [pid 5273] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5270] <... exit_group resumed>) = ? [pid 5276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5275] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5274] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5275] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5274] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5273] <... openat resumed>) = 3 [pid 5275] <... socket resumed>) = 4 [pid 5274] <... socket resumed>) = 4 [pid 5275] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5274] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5275] <... openat resumed>) = 5 [pid 5274] <... openat resumed>) = 5 [pid 5270] +++ exited with 0 +++ [pid 5275] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5274] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5273] read(3, [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5276] <... openat resumed>) = 3 [pid 5275] <... ioctl resumed>) = 0 [pid 5274] <... ioctl resumed>) = 0 [pid 5273] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 134 [pid 5277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5276] write(3, "1000", 4 [pid 5275] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5274] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5273] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5276] <... write resumed>) = 4 [pid 5275] <... openat resumed>) = 7 [pid 5274] <... openat resumed>) = 7 [pid 5273] <... socket resumed>) = 4 [pid 5276] close(3 [pid 5275] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5274] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5273] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5276] <... close resumed>) = 0 [pid 5275] <... ioctl resumed>) = 0 [pid 5274] <... ioctl resumed>) = 0 [pid 5275] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5274] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5275] <... ioctl resumed>) = 0 [pid 5274] <... ioctl resumed>) = 0 [pid 5273] <... openat resumed>) = 5 [pid 5275] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5274] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5275] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5274] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5276] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5275] close_range(4, 4294967295, 0 [pid 5274] close_range(4, 4294967295, 0 [pid 5273] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5277] <... prctl resumed>) = 0 [pid 5276] <... openat resumed>) = 3 [pid 5275] <... close_range resumed>) = 0 [pid 5274] <... close_range resumed>) = 0 [pid 5273] <... ioctl resumed>) = 0 [pid 5276] read(3, [pid 5275] exit_group(0 [pid 5274] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5278 [pid 5276] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5275] <... exit_group resumed>) = ? [pid 5274] <... exit_group resumed>) = ? [pid 5273] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5277] setpgid(0, 0 [pid 5276] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5275] +++ exited with 0 +++ [pid 5274] +++ exited with 0 +++ [pid 5273] <... openat resumed>) = 7 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5273] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5276] <... socket resumed>) = 4 ./strace-static-x86_64: Process 5278 attached [pid 5276] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5273] <... ioctl resumed>) = 0 [pid 5278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5276] <... openat resumed>) = 5 [pid 5273] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5276] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5278] <... prctl resumed>) = 0 [pid 5278] setpgid(0, 0 [pid 5273] <... ioctl resumed>) = 0 [pid 5278] <... setpgid resumed>) = 0 [pid 5276] <... ioctl resumed>) = 0 [pid 5278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5276] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5273] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5278] <... openat resumed>) = 3 [pid 5277] <... setpgid resumed>) = 0 [pid 5276] <... openat resumed>) = 7 [pid 5273] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5278] write(3, "1000", 4 [pid 5276] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5273] close_range(4, 4294967295, 0 [pid 5278] <... write resumed>) = 4 [pid 5276] <... ioctl resumed>) = 0 [pid 5278] close(3 [pid 5273] <... close_range resumed>) = 0 [pid 5278] <... close resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5273] exit_group(0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5278] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5278] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5278] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5278] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5278] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5278] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5278] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5276] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5273] <... exit_group resumed>) = ? [pid 5277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5279 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5280 [pid 5278] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5278] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5278] close_range(4, 4294967295, 0) = 0 [pid 5273] +++ exited with 0 +++ [pid 5278] exit_group(0 [pid 5276] <... ioctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5278] <... exit_group resumed>) = ? [pid 5276] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0./strace-static-x86_64: Process 5279 attached [pid 5278] +++ exited with 0 +++ [pid 5277] <... openat resumed>) = 3 [pid 5276] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5277] write(3, "1000", 4 [pid 5276] close_range(4, 4294967295, 0 [pid 5279] <... prctl resumed>) = 0 [pid 5277] <... write resumed>) = 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5280 attached [pid 5279] setpgid(0, 0 [pid 5277] close(3 [pid 5276] <... close_range resumed>) = 0 [pid 5280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5279] <... setpgid resumed>) = 0 [pid 5277] <... close resumed>) = 0 [pid 5276] exit_group(0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5281 attached [pid 5280] <... prctl resumed>) = 0 [pid 5279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5277] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5276] <... exit_group resumed>) = ? [pid 5280] setpgid(0, 0 [pid 5279] <... openat resumed>) = 3 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5281 [pid 5280] <... setpgid resumed>) = 0 [pid 5279] write(3, "1000", 4 [pid 5280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5279] <... write resumed>) = 4 [pid 5276] +++ exited with 0 +++ [pid 5277] <... openat resumed>) = 3 [pid 5280] <... openat resumed>) = 3 [pid 5279] close(3 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5280] write(3, "1000", 4 [pid 5279] <... close resumed>) = 0 [pid 5277] read(3, [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5280] <... write resumed>) = 4 [pid 5279] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5080] <... restart_syscall resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5280] close(3 [pid 5279] <... openat resumed>) = 3 [pid 5277] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5280] <... close resumed>) = 0 [pid 5279] read(3, [pid 5280] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5279] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5277] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5283 attached [pid 5281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5280] <... openat resumed>) = 3 [pid 5279] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5277] <... socket resumed>) = 4 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5282 [pid 5280] read(3, [pid 5279] <... socket resumed>) = 4 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5283 [pid 5280] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5279] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5280] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5279] <... openat resumed>) = 5 [pid 5280] <... socket resumed>) = 4 [pid 5279] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5280] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5279] <... ioctl resumed>) = 0 [pid 5280] <... openat resumed>) = 5 [pid 5279] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5280] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5279] <... openat resumed>) = 7 [pid 5280] <... ioctl resumed>) = 0 [pid 5279] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5280] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5279] <... ioctl resumed>) = 0 [pid 5280] <... openat resumed>) = 7 [pid 5279] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5280] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5279] <... ioctl resumed>) = 0 [pid 5280] <... ioctl resumed>) = 0 [pid 5279] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5280] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5279] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5280] <... ioctl resumed>) = 0 [pid 5279] close_range(4, 4294967295, 0 [pid 5280] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5279] <... close_range resumed>) = 0 [pid 5280] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5279] exit_group(0 [pid 5280] close_range(4, 4294967295, 0 [pid 5279] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5282 attached [pid 5283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5281] <... prctl resumed>) = 0 [pid 5280] <... close_range resumed>) = 0 [pid 5279] +++ exited with 0 +++ [pid 5277] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5280] exit_group(0 [pid 5277] <... openat resumed>) = 5 [pid 5282] <... prctl resumed>) = 0 [pid 5281] setpgid(0, 0 [pid 5280] <... exit_group resumed>) = ? [pid 5277] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5283] <... prctl resumed>) = 0 [pid 5282] setpgid(0, 0 [pid 5281] <... setpgid resumed>) = 0 [pid 5280] +++ exited with 0 +++ [pid 5282] <... setpgid resumed>) = 0 [pid 5277] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5283] setpgid(0, 0 [pid 5282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5277] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5282] <... openat resumed>) = 3 [pid 5281] <... openat resumed>) = 3 [pid 5277] <... openat resumed>) = 7 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5282] write(3, "1000", 4) = 4 [pid 5282] close(3) = 0 [pid 5282] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5281] write(3, "1000", 4 [pid 5277] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5284 [pid 5282] <... openat resumed>) = 3 [pid 5281] <... write resumed>) = 4 [pid 5277] <... ioctl resumed>) = 0 [pid 5277] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5282] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5281] close(3 [pid 5277] <... ioctl resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5282] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5281] <... close resumed>) = 0 [pid 5277] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5282] <... socket resumed>) = 4 [pid 5282] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5277] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5282] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5281] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5277] close_range(4, 4294967295, 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5285 [pid 5282] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5284 attached [pid 5282] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5282] <... openat resumed>) = 7 [pid 5281] <... openat resumed>) = 3 [pid 5277] <... close_range resumed>) = 0 [pid 5284] <... prctl resumed>) = 0 [pid 5282] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5277] exit_group(0 [pid 5281] read(3, [pid 5284] setpgid(0, 0 [pid 5283] <... setpgid resumed>) = 0 [pid 5282] <... ioctl resumed>) = 0 [pid 5277] <... exit_group resumed>) = ? [pid 5284] <... setpgid resumed>) = 0 [pid 5282] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5281] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5282] <... ioctl resumed>) = 0 [pid 5281] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5277] +++ exited with 0 +++ ./strace-static-x86_64: Process 5285 attached [pid 5284] <... openat resumed>) = 3 [pid 5283] <... openat resumed>) = 3 [pid 5282] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5281] <... socket resumed>) = 4 [pid 5285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5284] write(3, "1000", 4 [pid 5283] write(3, "1000", 4 [pid 5282] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5281] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5285] <... prctl resumed>) = 0 [pid 5284] <... write resumed>) = 4 [pid 5282] close_range(4, 4294967295, 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5285] setpgid(0, 0 [pid 5284] close(3 [pid 5283] <... write resumed>) = 4 [pid 5282] <... close_range resumed>) = 0 [pid 5281] <... openat resumed>) = 5 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5285] <... setpgid resumed>) = 0 [pid 5284] <... close resumed>) = 0 [pid 5283] close(3 [pid 5282] exit_group(0 [pid 5281] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5284] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5283] <... close resumed>) = 0 [pid 5282] <... exit_group resumed>) = ? [pid 5281] <... ioctl resumed>) = 0 [pid 5285] <... openat resumed>) = 3 [pid 5284] <... openat resumed>) = 3 [pid 5283] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5282] +++ exited with 0 +++ [pid 5281] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5285] write(3, "1000", 4 [pid 5284] read(3, [pid 5283] <... openat resumed>) = 3 [pid 5281] <... openat resumed>) = 7 [pid 5285] <... write resumed>) = 4 [pid 5284] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5281] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5283] read(3, [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5286 [pid 5285] close(3 [pid 5284] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5281] <... ioctl resumed>) = 0 [pid 5283] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5285] <... close resumed>) = 0 [pid 5284] <... socket resumed>) = 4 [pid 5281] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5284] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5284] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5284] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5285] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5284] <... openat resumed>) = 7 [pid 5283] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5281] <... ioctl resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5287 [pid 5285] <... openat resumed>) = 3 [pid 5284] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5281] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5285] read(3, [pid 5284] <... ioctl resumed>) = 0 [pid 5283] <... socket resumed>) = 4 [pid 5281] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5284] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5283] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5284] <... ioctl resumed>) = 0 [pid 5281] close_range(4, 4294967295, 0 [pid 5284] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5284] close_range(4, 4294967295, 0 [pid 5281] <... close_range resumed>) = 0 [pid 5285] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5284] <... close_range resumed>) = 0 [pid 5283] <... openat resumed>) = 5 [pid 5285] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5284] exit_group(0 [pid 5283] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5281] exit_group(0 [pid 5285] <... socket resumed>) = 4 [pid 5284] <... exit_group resumed>) = ? [pid 5281] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5287 attached ./strace-static-x86_64: Process 5286 attached [pid 5285] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5284] +++ exited with 0 +++ [pid 5283] <... ioctl resumed>) = 0 [pid 5287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5287] setpgid(0, 0) = 0 [pid 5287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5281] +++ exited with 0 +++ [pid 5287] <... openat resumed>) = 3 [pid 5285] <... openat resumed>) = 5 [pid 5283] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5287] write(3, "1000", 4 [pid 5285] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5283] <... openat resumed>) = 7 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5287] <... write resumed>) = 4 [pid 5285] <... ioctl resumed>) = 0 [pid 5283] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5285] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... restart_syscall resumed>) = 0 [pid 5287] close(3) = 0 [pid 5285] <... openat resumed>) = 7 [pid 5283] <... ioctl resumed>) = 0 [pid 5287] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5285] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5283] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5288 attached [pid 5287] <... openat resumed>) = 3 [pid 5286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5285] <... ioctl resumed>) = 0 [pid 5283] <... ioctl resumed>) = 0 [pid 5287] read(3, [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5288 [pid 5287] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5287] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5285] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5283] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5287] <... socket resumed>) = 4 [pid 5285] <... ioctl resumed>) = 0 [pid 5283] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5289 [pid 5287] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5285] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5283] close_range(4, 4294967295, 0 [pid 5288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5287] <... openat resumed>) = 5 [pid 5285] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5283] <... close_range resumed>) = 0 [pid 5288] <... prctl resumed>) = 0 [pid 5287] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5285] close_range(4, 4294967295, 0 [pid 5288] setpgid(0, 0 [pid 5287] <... ioctl resumed>) = 0 [pid 5288] <... setpgid resumed>) = 0 [pid 5287] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5283] exit_group(0 [pid 5288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5287] <... openat resumed>) = 7 [pid 5285] <... close_range resumed>) = 0 [pid 5283] <... exit_group resumed>) = ? [pid 5288] <... openat resumed>) = 3 [pid 5287] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5285] exit_group(0./strace-static-x86_64: Process 5289 attached [pid 5288] write(3, "1000", 4 [pid 5287] <... ioctl resumed>) = 0 [pid 5289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5288] <... write resumed>) = 4 [pid 5287] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5283] +++ exited with 0 +++ [pid 5289] <... prctl resumed>) = 0 [pid 5288] close(3 [pid 5287] <... ioctl resumed>) = 0 [pid 5285] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5289] setpgid(0, 0 [pid 5288] <... close resumed>) = 0 [pid 5287] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5289] <... setpgid resumed>) = 0 [pid 5288] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5287] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5288] <... openat resumed>) = 3 [pid 5287] close_range(4, 4294967295, 0 [pid 5285] +++ exited with 0 +++ [pid 5286] <... prctl resumed>) = 0 [pid 5289] <... openat resumed>) = 3 [pid 5288] read(3, [pid 5287] <... close_range resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5286] setpgid(0, 0 [pid 5289] write(3, "1000", 4 [pid 5288] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5287] exit_group(0 [pid 5286] <... setpgid resumed>) = 0 [pid 5289] <... write resumed>) = 4 [pid 5288] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5287] <... exit_group resumed>) = ? [pid 5289] close(3 [pid 5288] <... socket resumed>) = 4 [pid 5287] +++ exited with 0 +++ [pid 5286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5289] <... close resumed>) = 0 [pid 5288] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5289] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5288] <... openat resumed>) = 5 [pid 5286] <... openat resumed>) = 3 [pid 5289] <... openat resumed>) = 3 [pid 5288] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5289] read(3, [pid 5288] <... ioctl resumed>) = 0 [pid 5289] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5288] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5286] write(3, "1000", 4 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5289] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5288] <... openat resumed>) = 7 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5289] <... socket resumed>) = 4 [pid 5288] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5289] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5288] <... ioctl resumed>) = 0 [pid 5289] <... openat resumed>) = 5 [pid 5288] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5289] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5288] <... ioctl resumed>) = 0 [pid 5289] <... ioctl resumed>) = 0 [pid 5288] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5289] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5288] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5289] <... openat resumed>) = 7 [pid 5288] close_range(4, 4294967295, 0 [pid 5289] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5288] <... close_range resumed>) = 0 [pid 5286] <... write resumed>) = 4 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5290 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5291 ./strace-static-x86_64: Process 5292 attached [pid 5289] <... ioctl resumed>) = 0 [pid 5288] exit_group(0 [pid 5286] close(3 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5292 [pid 5289] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5288] <... exit_group resumed>) = ? [pid 5286] <... close resumed>) = 0 ./strace-static-x86_64: Process 5291 attached [pid 5292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5289] <... ioctl resumed>) = 0 [pid 5288] +++ exited with 0 +++ [pid 5286] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5289] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5286] <... openat resumed>) = 3 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5290 attached [pid 5289] close_range(4, 4294967295, 0 [pid 5286] read(3, [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5292] <... prctl resumed>) = 0 [pid 5290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5289] <... close_range resumed>) = 0 [pid 5286] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5290] <... prctl resumed>) = 0 [pid 5289] exit_group(0 [pid 5286] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5290] setpgid(0, 0 [pid 5289] <... exit_group resumed>) = ? [pid 5286] <... socket resumed>) = 4 [pid 5292] setpgid(0, 0 [pid 5291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5290] <... setpgid resumed>) = 0 [pid 5289] +++ exited with 0 +++ [pid 5286] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5293 attached [pid 5292] <... setpgid resumed>) = 0 [pid 5291] <... prctl resumed>) = 0 [pid 5290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5286] <... openat resumed>) = 5 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5290] <... openat resumed>) = 3 [pid 5286] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5293 [pid 5291] setpgid(0, 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5290] write(3, "1000", 4 [pid 5286] <... ioctl resumed>) = 0 [pid 5290] <... write resumed>) = 4 [pid 5286] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5075] <... restart_syscall resumed>) = 0 [pid 5292] <... openat resumed>) = 3 [pid 5291] <... setpgid resumed>) = 0 [pid 5290] close(3 [pid 5292] write(3, "1000", 4 [pid 5290] <... close resumed>) = 0 [pid 5286] <... openat resumed>) = 7 [pid 5290] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5286] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5290] <... openat resumed>) = 3 [pid 5286] <... ioctl resumed>) = 0 [pid 5292] <... write resumed>) = 4 [pid 5292] close(3 [pid 5291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5290] read(3, [pid 5286] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5292] <... close resumed>) = 0 [pid 5290] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5286] <... ioctl resumed>) = 0 [pid 5290] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5290] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5290] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5286] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5292] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5290] <... ioctl resumed>) = 0 [pid 5286] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5294 [pid 5292] <... openat resumed>) = 3 [pid 5291] <... openat resumed>) = 3 [pid 5290] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5286] close_range(4, 4294967295, 0 [pid 5290] <... openat resumed>) = 7 [pid 5290] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5290] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5286] <... close_range resumed>) = 0 [pid 5292] read(3, [pid 5291] write(3, "1000", 4 [pid 5290] <... ioctl resumed>) = 0 [pid 5292] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5291] <... write resumed>) = 4 [pid 5290] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5286] exit_group(0 [pid 5292] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5291] close(3 [pid 5290] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5286] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5294 attached [pid 5291] <... close resumed>) = 0 [pid 5290] close_range(4, 4294967295, 0 [pid 5294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5290] <... close_range resumed>) = 0 [pid 5294] <... prctl resumed>) = 0 [pid 5290] exit_group(0 [pid 5286] +++ exited with 0 +++ [pid 5291] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5292] <... socket resumed>) = 4 [pid 5294] setpgid(0, 0 [pid 5290] <... exit_group resumed>) = ? [pid 5294] <... setpgid resumed>) = 0 [pid 5293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5292] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5291] <... openat resumed>) = 3 [pid 5290] +++ exited with 0 +++ [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5294] <... openat resumed>) = 3 [pid 5292] <... openat resumed>) = 5 [pid 5291] read(3, [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... restart_syscall resumed>) = 0 [pid 5294] write(3, "1000", 4 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5291] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5292] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5294] <... write resumed>) = 4 [pid 5291] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5294] close(3 [pid 5292] <... ioctl resumed>) = 0 [pid 5291] <... socket resumed>) = 4 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5294] <... close resumed>) = 0 [pid 5293] <... prctl resumed>) = 0 [pid 5292] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5291] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5295 attached [pid 5294] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5295 [pid 5294] <... openat resumed>) = 3 [pid 5292] <... openat resumed>) = 7 [pid 5294] read(3, [pid 5292] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5291] <... openat resumed>) = 5 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5294] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nsyz-executor27"..., 8224) = 129 [pid 5294] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5294] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5294] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5294] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5292] <... ioctl resumed>) = 0 [pid 5291] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5296 [pid 5294] <... openat resumed>) = 7 [pid 5293] setpgid(0, 0 [pid 5292] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5291] <... ioctl resumed>) = 0 [pid 5294] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5293] <... setpgid resumed>) = 0 [pid 5292] <... ioctl resumed>) = 0 [pid 5291] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5294] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5292] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5294] <... ioctl resumed>) = 0 [pid 5293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5292] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5291] <... openat resumed>) = 7 [pid 5294] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5292] close_range(4, 4294967295, 0 [pid 5295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5294] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) ./strace-static-x86_64: Process 5296 attached [pid 5295] <... prctl resumed>) = 0 [pid 5294] close_range(4, 4294967295, 0 [pid 5291] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5295] setpgid(0, 0 [pid 5294] <... close_range resumed>) = 0 [pid 5292] <... close_range resumed>) = 0 [pid 5291] <... ioctl resumed>) = 0 [pid 5296] <... prctl resumed>) = 0 [pid 5295] <... setpgid resumed>) = 0 [pid 5294] exit_group(0 [pid 5292] exit_group(0 [pid 5291] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5296] setpgid(0, 0 [pid 5295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5294] <... exit_group resumed>) = ? [pid 5292] <... exit_group resumed>) = ? [pid 5291] <... ioctl resumed>) = 0 [pid 5296] <... setpgid resumed>) = 0 [pid 5295] <... openat resumed>) = 3 [pid 5294] +++ exited with 0 +++ [pid 5293] <... openat resumed>) = 3 [pid 5296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5295] write(3, "1000", 4 [pid 5296] <... openat resumed>) = 3 [pid 5295] <... write resumed>) = 4 [pid 5292] +++ exited with 0 +++ [pid 5296] write(3, "1000", 4 [pid 5295] close(3 [pid 5291] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5296] <... write resumed>) = 4 [pid 5295] <... close resumed>) = 0 [pid 5293] write(3, "1000", 4 [pid 5291] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5292, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5296] close(3 [pid 5295] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5293] <... write resumed>) = 4 [pid 5291] close_range(4, 4294967295, 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5296] <... close resumed>) = 0 [pid 5295] <... openat resumed>) = 3 [pid 5296] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5295] read(3, [pid 5293] close(3 [pid 5291] <... close_range resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5296] <... openat resumed>) = 3 [pid 5295] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5293] <... close resumed>) = 0 [pid 5291] exit_group(0 [pid 5296] read(3, [pid 5295] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5291] <... exit_group resumed>) = ? [pid 5296] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5295] <... socket resumed>) = 4 [pid 5296] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5295] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5296] <... socket resumed>) = 4 [pid 5295] <... openat resumed>) = 5 [pid 5296] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5295] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5296] <... openat resumed>) = 5 [pid 5295] <... ioctl resumed>) = 0 [pid 5293] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5291] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5296] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5295] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5296] <... ioctl resumed>) = 0 [pid 5295] <... openat resumed>) = 7 [pid 5296] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5295] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5296] <... openat resumed>) = 7 [pid 5295] <... ioctl resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5296] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5295] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5296] <... ioctl resumed>) = 0 [pid 5295] <... ioctl resumed>) = 0 [pid 5293] <... openat resumed>) = 3 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5297 ./strace-static-x86_64: Process 5297 attached [pid 5296] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5295] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5293] read(3, [pid 5079] <... restart_syscall resumed>) = 0 [pid 5296] <... ioctl resumed>) = 0 [pid 5295] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5298 [pid 5296] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5295] close_range(4, 4294967295, 0 [pid 5293] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5296] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5295] <... close_range resumed>) = 0 [pid 5293] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5296] close_range(4, 4294967295, 0 [pid 5295] exit_group(0 [pid 5293] <... socket resumed>) = 4 [pid 5296] <... close_range resumed>) = 0 [pid 5295] <... exit_group resumed>) = ? [pid 5293] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5298 attached [pid 5297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5296] exit_group(0 [pid 5295] +++ exited with 0 +++ [pid 5298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5296] <... exit_group resumed>) = ? [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5298] <... prctl resumed>) = 0 [pid 5297] <... prctl resumed>) = 0 [pid 5296] +++ exited with 0 +++ [pid 5293] <... openat resumed>) = 5 [pid 5298] setpgid(0, 0 [pid 5297] setpgid(0, 0 [pid 5293] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5299 [pid 5298] <... setpgid resumed>) = 0 [pid 5293] <... ioctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5300 attached [pid 5298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5297] <... setpgid resumed>) = 0 [pid 5293] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5298] <... openat resumed>) = 3 [pid 5293] <... openat resumed>) = 7 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5300 [pid 5298] write(3, "1000", 4 [pid 5293] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5298] <... write resumed>) = 4 [pid 5297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5293] <... ioctl resumed>) = 0 [pid 5298] close(3 [pid 5293] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5299 attached [pid 5298] <... close resumed>) = 0 [pid 5297] <... openat resumed>) = 3 [pid 5293] <... ioctl resumed>) = 0 [pid 5299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5298] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5297] write(3, "1000", 4 [pid 5293] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5301 [pid 5299] <... prctl resumed>) = 0 [pid 5298] <... openat resumed>) = 3 [pid 5297] <... write resumed>) = 4 [pid 5293] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5299] setpgid(0, 0 [pid 5298] read(3, [pid 5297] close(3 [pid 5293] close_range(4, 4294967295, 0 [pid 5299] <... setpgid resumed>) = 0 [pid 5298] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5298] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5297] <... close resumed>) = 0 [pid 5293] <... close_range resumed>) = 0 [pid 5300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5299] <... openat resumed>) = 3 [pid 5298] <... socket resumed>) = 4 [pid 5293] exit_group(0 [pid 5299] write(3, "1000", 4 [pid 5298] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5297] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5293] <... exit_group resumed>) = ? [pid 5300] <... prctl resumed>) = 0 [pid 5299] <... write resumed>) = 4 [pid 5298] <... openat resumed>) = 5 [pid 5299] close(3 [pid 5298] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5299] <... close resumed>) = 0 [pid 5298] <... ioctl resumed>) = 0 [pid 5299] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5298] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5293] +++ exited with 0 +++ ./strace-static-x86_64: Process 5301 attached [pid 5300] setpgid(0, 0 [pid 5299] <... openat resumed>) = 3 [pid 5298] <... openat resumed>) = 7 [pid 5297] <... openat resumed>) = 3 [pid 5301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5300] <... setpgid resumed>) = 0 [pid 5299] read(3, [pid 5298] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5297] read(3, [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5301] <... prctl resumed>) = 0 [pid 5299] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5298] <... ioctl resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5301] setpgid(0, 0 [pid 5299] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5298] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5297] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5301] <... setpgid resumed>) = 0 [pid 5300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5299] <... socket resumed>) = 4 [pid 5298] <... ioctl resumed>) = 0 [pid 5297] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5299] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5298] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5297] <... socket resumed>) = 4 [pid 5301] <... openat resumed>) = 3 [pid 5300] <... openat resumed>) = 3 [pid 5299] <... openat resumed>) = 5 [pid 5298] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5297] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5302 attached [pid 5301] write(3, "1000", 4 [pid 5300] write(3, "1000", 4 [pid 5299] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5298] close_range(4, 4294967295, 0 [pid 5297] <... openat resumed>) = 5 [pid 5301] <... write resumed>) = 4 [pid 5300] <... write resumed>) = 4 [pid 5299] <... ioctl resumed>) = 0 [pid 5298] <... close_range resumed>) = 0 [pid 5297] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5302 [pid 5301] close(3 [pid 5299] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5298] exit_group(0 [pid 5301] <... close resumed>) = 0 [pid 5300] close(3 [pid 5299] <... openat resumed>) = 7 [pid 5298] <... exit_group resumed>) = ? [pid 5297] <... ioctl resumed>) = 0 [pid 5302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5301] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5300] <... close resumed>) = 0 [pid 5299] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5298] +++ exited with 0 +++ [pid 5297] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5301] <... openat resumed>) = 3 [pid 5300] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5299] <... ioctl resumed>) = 0 [pid 5301] read(3, [pid 5299] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5297] <... openat resumed>) = 7 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5301] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5300] <... openat resumed>) = 3 [pid 5299] <... ioctl resumed>) = 0 [pid 5301] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5299] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5297] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5300] read(3, [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5301] <... socket resumed>) = 4 [pid 5299] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5301] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5299] close_range(4, 4294967295, 0 [pid 5297] <... ioctl resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5302] <... prctl resumed>) = 0 [pid 5301] <... openat resumed>) = 5 [pid 5300] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5299] <... close_range resumed>) = 0 [pid 5297] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5301] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5300] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5299] exit_group(0 [pid 5301] <... ioctl resumed>) = 0 [pid 5299] <... exit_group resumed>) = ? [pid 5297] <... ioctl resumed>) = 0 [pid 5302] setpgid(0, 0 [pid 5301] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5300] <... socket resumed>) = 4 [pid 5299] +++ exited with 0 +++ [pid 5297] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5301] <... openat resumed>) = 7 [pid 5300] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5297] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5301] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5301] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5301] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5297] close_range(4, 4294967295, 0 [pid 5301] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5300] <... openat resumed>) = 5 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5301] close_range(4, 4294967295, 0) = 0 [pid 5300] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5297] <... close_range resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5303 [pid 5301] exit_group(0) = ? [pid 5300] <... ioctl resumed>) = 0 [pid 5302] <... setpgid resumed>) = 0 [pid 5301] +++ exited with 0 +++ [pid 5300] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5297] exit_group(0 [pid 5300] <... openat resumed>) = 7 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5297] <... exit_group resumed>) = ? [pid 5300] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5080] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5303 attached [pid 5303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5303] setpgid(0, 0) = 0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5297] +++ exited with 0 +++ [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5305 [pid 5303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5300] <... ioctl resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5304 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5303] <... openat resumed>) = 3 [pid 5302] <... openat resumed>) = 3 [pid 5300] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5303] write(3, "1000", 4 [pid 5300] <... ioctl resumed>) = 0 [pid 5303] <... write resumed>) = 4 [pid 5303] close(3 [pid 5300] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5302] write(3, "1000", 4 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5300] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5302] <... write resumed>) = 4 [pid 5303] <... close resumed>) = 0 [pid 5303] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5303] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5302] close(3 [pid 5300] close_range(4, 4294967295, 0 [pid 5303] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5300] <... close_range resumed>) = 0 ./strace-static-x86_64: Process 5304 attached [pid 5303] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5302] <... close resumed>) = 0 [pid 5300] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5306 ./strace-static-x86_64: Process 5306 attached ./strace-static-x86_64: Process 5305 attached [pid 5304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5303] <... openat resumed>) = 5 [pid 5302] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5300] <... exit_group resumed>) = ? [pid 5305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5304] <... prctl resumed>) = 0 [pid 5303] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5305] <... prctl resumed>) = 0 [pid 5304] setpgid(0, 0 [pid 5303] <... ioctl resumed>) = 0 [pid 5305] setpgid(0, 0 [pid 5304] <... setpgid resumed>) = 0 [pid 5303] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5305] <... setpgid resumed>) = 0 [pid 5304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5303] <... openat resumed>) = 7 [pid 5300] +++ exited with 0 +++ [pid 5305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5304] <... openat resumed>) = 3 [pid 5303] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5302] <... openat resumed>) = 3 [pid 5306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5305] <... openat resumed>) = 3 [pid 5304] write(3, "1000", 4 [pid 5303] <... ioctl resumed>) = 0 [pid 5302] read(3, [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5305] write(3, "1000", 4 [pid 5304] <... write resumed>) = 4 [pid 5303] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5302] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5305] <... write resumed>) = 4 [pid 5304] close(3 [pid 5303] <... ioctl resumed>) = 0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5305] close(3 [pid 5304] <... close resumed>) = 0 [pid 5303] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5305] <... close resumed>) = 0 [pid 5304] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5303] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5302] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5306] <... prctl resumed>) = 0 [pid 5305] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5304] <... openat resumed>) = 3 [pid 5303] close_range(4, 4294967295, 0 [pid 5306] setpgid(0, 0 [pid 5305] <... openat resumed>) = 3 [pid 5304] read(3, [pid 5303] <... close_range resumed>) = 0 [pid 5302] <... socket resumed>) = 4 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] <... setpgid resumed>) = 0 [pid 5305] read(3, [pid 5304] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5303] exit_group(0 [pid 5302] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5305] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5304] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5303] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5307 attached [pid 5306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5305] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5304] <... socket resumed>) = 4 [pid 5303] +++ exited with 0 +++ [pid 5302] <... openat resumed>) = 5 [pid 5305] <... socket resumed>) = 4 [pid 5304] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5302] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5307 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5306] <... openat resumed>) = 3 [pid 5305] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5304] <... openat resumed>) = 5 [pid 5306] write(3, "1000", 4 [pid 5305] <... openat resumed>) = 5 [pid 5304] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5302] <... ioctl resumed>) = 0 [pid 5307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5306] <... write resumed>) = 4 [pid 5305] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5304] <... ioctl resumed>) = 0 [pid 5302] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5306] close(3 [pid 5305] <... ioctl resumed>) = 0 [pid 5304] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5306] <... close resumed>) = 0 [pid 5305] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5304] <... openat resumed>) = 7 [pid 5302] <... openat resumed>) = 7 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] <... openat resumed>) = 7 [pid 5304] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5302] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5305] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5304] <... ioctl resumed>) = 0 [pid 5305] <... ioctl resumed>) = 0 [pid 5304] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5305] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5304] <... ioctl resumed>) = 0 [pid 5306] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5305] <... ioctl resumed>) = 0 [pid 5304] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5302] <... ioctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5308 [pid 5305] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5304] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5302] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5305] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5304] close_range(4, 4294967295, 0 [pid 5306] <... openat resumed>) = 3 [pid 5305] close_range(4, 4294967295, 0 [pid 5304] <... close_range resumed>) = 0 [pid 5302] <... ioctl resumed>) = 0 [pid 5307] <... prctl resumed>) = 0 [pid 5306] read(3, [pid 5305] <... close_range resumed>) = 0 [pid 5304] exit_group(0 [pid 5302] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5305] exit_group(0 [pid 5304] <... exit_group resumed>) = ? [pid 5307] setpgid(0, 0 [pid 5306] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5305] <... exit_group resumed>) = ? [pid 5304] +++ exited with 0 +++ [pid 5302] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) ./strace-static-x86_64: Process 5308 attached [pid 5307] <... setpgid resumed>) = 0 [pid 5306] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5305] +++ exited with 0 +++ [pid 5302] close_range(4, 4294967295, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5306] <... socket resumed>) = 4 [pid 5308] <... prctl resumed>) = 0 [pid 5308] setpgid(0, 0 [pid 5302] <... close_range resumed>) = 0 [pid 5306] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5308] <... setpgid resumed>) = 0 [pid 5302] exit_group(0 [pid 5308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5302] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5306] <... openat resumed>) = 5 [pid 5308] <... openat resumed>) = 3 [pid 5308] write(3, "1000", 4) = 4 [pid 5308] close(3 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5308] <... close resumed>) = 0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5308] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5302] +++ exited with 0 +++ [pid 5308] <... openat resumed>) = 3 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5308] read(3, [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5306] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140./strace-static-x86_64: Process 5309 attached [pid 5308] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... restart_syscall resumed>) = 0 [pid 5308] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5309 [pid 5308] <... socket resumed>) = 4 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5308] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5308] <... openat resumed>) = 5 [pid 5306] <... ioctl resumed>) = 0 [pid 5308] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5307] <... openat resumed>) = 3 [pid 5306] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5310 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5311 [pid 5309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5308] <... ioctl resumed>) = 0 [pid 5307] write(3, "1000", 4 [pid 5306] <... openat resumed>) = 7 [pid 5309] <... prctl resumed>) = 0 [pid 5308] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5307] <... write resumed>) = 4 [pid 5306] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5309] setpgid(0, 0) = 0 [pid 5308] <... openat resumed>) = 7 [pid 5307] close(3 [pid 5306] <... ioctl resumed>) = 0 [pid 5306] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5307] <... close resumed>) = 0 [pid 5308] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5307] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5306] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5311 attached [pid 5307] <... openat resumed>) = 3 [pid 5306] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5308] <... ioctl resumed>) = 0 [pid 5308] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5307] read(3, [pid 5306] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5308] <... ioctl resumed>) = 0 [pid 5307] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5306] close_range(4, 4294967295, 0 [pid 5311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5309] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5310 attached [pid 5311] <... prctl resumed>) = 0 [pid 5308] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5307] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5306] <... close_range resumed>) = 0 [pid 5311] setpgid(0, 0 [pid 5310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5308] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5307] <... socket resumed>) = 4 [pid 5306] exit_group(0 [pid 5311] <... setpgid resumed>) = 0 [pid 5310] <... prctl resumed>) = 0 [pid 5308] close_range(4, 4294967295, 0 [pid 5307] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5306] <... exit_group resumed>) = ? [pid 5311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5310] setpgid(0, 0 [pid 5311] <... openat resumed>) = 3 [pid 5310] <... setpgid resumed>) = 0 [pid 5311] write(3, "1000", 4 [pid 5310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5311] <... write resumed>) = 4 [pid 5310] <... openat resumed>) = 3 [pid 5307] <... openat resumed>) = 5 [pid 5306] +++ exited with 0 +++ [pid 5308] <... close_range resumed>) = 0 [pid 5311] close(3 [pid 5310] write(3, "1000", 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5307] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5309] write(3, "1000", 4 [pid 5308] exit_group(0 [pid 5307] <... ioctl resumed>) = 0 [pid 5308] <... exit_group resumed>) = ? [pid 5309] <... write resumed>) = 4 [pid 5311] <... close resumed>) = 0 [pid 5310] <... write resumed>) = 4 [pid 5311] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5310] close(3 [pid 5311] <... openat resumed>) = 3 [pid 5310] <... close resumed>) = 0 [pid 5311] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5310] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5311] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5310] <... openat resumed>) = 3 [pid 5307] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5311] <... socket resumed>) = 4 [pid 5310] read(3, [pid 5311] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5310] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5307] <... openat resumed>) = 7 [pid 5311] <... openat resumed>) = 5 [pid 5310] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5307] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5311] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5310] <... socket resumed>) = 4 [pid 5309] close(3 [pid 5308] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5311] <... ioctl resumed>) = 0 [pid 5310] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5307] <... ioctl resumed>) = 0 [pid 5311] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5310] <... openat resumed>) = 5 [pid 5311] <... openat resumed>) = 7 [pid 5310] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5311] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5310] <... ioctl resumed>) = 0 [pid 5309] <... close resumed>) = 0 [pid 5307] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5311] <... ioctl resumed>) = 0 [pid 5310] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5312 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5311] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5310] <... openat resumed>) = 7 [pid 5309] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5307] <... ioctl resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5311] <... ioctl resumed>) = 0 [pid 5310] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5307] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5311] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5310] <... ioctl resumed>) = 0 [pid 5309] <... openat resumed>) = 3 [pid 5307] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5311] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5310] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5307] close_range(4, 4294967295, 0 [pid 5311] close_range(4, 4294967295, 0 [pid 5310] <... ioctl resumed>) = 0 [pid 5309] read(3, [pid 5311] <... close_range resumed>) = 0 [pid 5310] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5307] <... close_range resumed>) = 0 [pid 5311] exit_group(0 [pid 5310] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5311] <... exit_group resumed>) = ? [pid 5310] close_range(4, 4294967295, 0 [pid 5309] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5307] exit_group(0./strace-static-x86_64: Process 5313 attached [pid 5311] +++ exited with 0 +++ [pid 5310] <... close_range resumed>) = 0 [pid 5309] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5307] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5312 attached [pid 5310] exit_group(0 [pid 5309] <... socket resumed>) = 4 [pid 5312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5310] <... exit_group resumed>) = ? [pid 5313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5312] <... prctl resumed>) = 0 [pid 5310] +++ exited with 0 +++ [pid 5309] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5307] +++ exited with 0 +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5313 [pid 5312] setpgid(0, 0 [pid 5309] <... openat resumed>) = 5 [pid 5312] <... setpgid resumed>) = 0 [pid 5309] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5309] <... ioctl resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5313] <... prctl resumed>) = 0 [pid 5312] <... openat resumed>) = 3 [pid 5309] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... restart_syscall resumed>) = 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5312] write(3, "1000", 4) = 4 [pid 5312] close(3 [pid 5309] <... openat resumed>) = 7 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5314 attached [pid 5313] setpgid(0, 0 [pid 5312] <... close resumed>) = 0 [pid 5309] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5312] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5314 [pid 5312] <... openat resumed>) = 3 [pid 5312] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5312] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5312] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5312] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5312] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5312] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5312] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5312] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5312] close_range(4, 4294967295, 0) = 0 [pid 5312] exit_group(0) = ? [pid 5314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5313] <... setpgid resumed>) = 0 [pid 5312] +++ exited with 0 +++ [pid 5309] <... ioctl resumed>) = 0 [pid 5309] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5314] <... prctl resumed>) = 0 [pid 5314] setpgid(0, 0) = 0 [pid 5309] <... ioctl resumed>) = 0 [pid 5309] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5309] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5314] write(3, "1000", 4) = 4 [pid 5314] close(3) = 0 [pid 5314] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5314] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5314] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5314] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5314] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5314] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5314] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5314] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5309] close_range(4, 4294967295, 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5315 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5316 [pid 5314] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5309] <... close_range resumed>) = 0 [pid 5314] close_range(4, 4294967295, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5317 [pid 5314] <... close_range resumed>) = 0 [pid 5309] exit_group(0./strace-static-x86_64: Process 5315 attached [pid 5314] exit_group(0 [pid 5313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5309] <... exit_group resumed>) = ? [pid 5315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5314] <... exit_group resumed>) = ? [pid 5315] <... prctl resumed>) = 0 [pid 5314] +++ exited with 0 +++ [pid 5313] <... openat resumed>) = 3 [pid 5309] +++ exited with 0 +++ [pid 5315] setpgid(0, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5315] <... setpgid resumed>) = 0 [pid 5313] write(3, "1000", 4 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5316 attached [pid 5315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5317 attached [pid 5316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5315] <... openat resumed>) = 3 [pid 5313] <... write resumed>) = 4 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5316] <... prctl resumed>) = 0 [pid 5315] write(3, "1000", 4 [pid 5316] setpgid(0, 0 [pid 5315] <... write resumed>) = 4 [pid 5313] close(3 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5316] <... setpgid resumed>) = 0 [pid 5315] close(3 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5315] <... close resumed>) = 0 [pid 5313] <... close resumed>) = 0 [pid 5316] <... openat resumed>) = 3 [pid 5315] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5313] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5319 [pid 5316] write(3, "1000", 4 [pid 5315] <... openat resumed>) = 3 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5318 [pid 5316] <... write resumed>) = 4 [pid 5315] read(3, [pid 5316] close(3 [pid 5315] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5313] <... openat resumed>) = 3 [pid 5316] <... close resumed>) = 0 [pid 5315] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5313] read(3, [pid 5316] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5315] <... socket resumed>) = 4 [pid 5313] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5313] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5316] <... openat resumed>) = 3 [pid 5315] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5313] <... socket resumed>) = 4 [pid 5316] read(3, [pid 5315] <... openat resumed>) = 5 [pid 5313] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5318 attached [pid 5316] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5315] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5316] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5315] <... ioctl resumed>) = 0 [pid 5313] <... openat resumed>) = 5 [pid 5318] <... prctl resumed>) = 0 [pid 5317] <... prctl resumed>) = 0 [pid 5316] <... socket resumed>) = 4 [pid 5315] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5313] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140./strace-static-x86_64: Process 5319 attached [pid 5318] setpgid(0, 0 [pid 5316] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5315] <... openat resumed>) = 7 [pid 5313] <... ioctl resumed>) = 0 [pid 5319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5318] <... setpgid resumed>) = 0 [pid 5316] <... openat resumed>) = 5 [pid 5315] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5313] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5319] <... prctl resumed>) = 0 [pid 5318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5316] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5315] <... ioctl resumed>) = 0 [pid 5319] setpgid(0, 0 [pid 5318] <... openat resumed>) = 3 [pid 5316] <... ioctl resumed>) = 0 [pid 5315] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5313] <... openat resumed>) = 7 [pid 5319] <... setpgid resumed>) = 0 [pid 5318] write(3, "1000", 4 [pid 5317] setpgid(0, 0 [pid 5316] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5315] <... ioctl resumed>) = 0 [pid 5313] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5318] <... write resumed>) = 4 [pid 5317] <... setpgid resumed>) = 0 [pid 5316] <... openat resumed>) = 7 [pid 5315] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5319] <... openat resumed>) = 3 [pid 5318] close(3 [pid 5316] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5315] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5313] <... ioctl resumed>) = 0 [pid 5319] write(3, "1000", 4 [pid 5318] <... close resumed>) = 0 [pid 5317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5316] <... ioctl resumed>) = 0 [pid 5315] close_range(4, 4294967295, 0 [pid 5319] <... write resumed>) = 4 [pid 5318] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5316] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5315] <... close_range resumed>) = 0 [pid 5313] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5319] close(3 [pid 5318] <... openat resumed>) = 3 [pid 5317] <... openat resumed>) = 3 [pid 5316] <... ioctl resumed>) = 0 [pid 5315] exit_group(0 [pid 5313] <... ioctl resumed>) = 0 [pid 5319] <... close resumed>) = 0 [pid 5318] read(3, [pid 5317] write(3, "1000", 4 [pid 5316] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5315] <... exit_group resumed>) = ? [pid 5313] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5319] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5318] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5317] <... write resumed>) = 4 [pid 5316] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5315] +++ exited with 0 +++ [pid 5313] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5319] <... openat resumed>) = 3 [pid 5318] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5317] close(3 [pid 5316] close_range(4, 4294967295, 0 [pid 5313] close_range(4, 4294967295, 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5319] read(3, [pid 5318] <... socket resumed>) = 4 [pid 5317] <... close resumed>) = 0 [pid 5316] <... close_range resumed>) = 0 [pid 5319] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence error@5"..., 8224) = 152 [pid 5318] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5317] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5316] exit_group(0 [pid 5313] <... close_range resumed>) = 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5319] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5318] <... openat resumed>) = 5 [pid 5316] <... exit_group resumed>) = ? [pid 5319] <... socket resumed>) = 4 [pid 5318] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5317] <... openat resumed>) = 3 [pid 5316] +++ exited with 0 +++ [pid 5313] exit_group(0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5319] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5318] <... ioctl resumed>) = 0 [pid 5319] <... openat resumed>) = 5 [pid 5318] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5317] read(3, [pid 5313] <... exit_group resumed>) = ? [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5319] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5318] <... openat resumed>) = 7 [pid 5319] <... ioctl resumed>) = 0 [pid 5318] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5319] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5318] <... ioctl resumed>) = 0 [pid 5319] <... openat resumed>) = 7 [pid 5318] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5319] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5318] <... ioctl resumed>) = 0 [pid 5313] +++ exited with 0 +++ [pid 5319] <... ioctl resumed>) = 0 [pid 5318] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5319] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5318] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5317] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5319] <... ioctl resumed>) = 0 [pid 5318] close_range(4, 4294967295, 0 [pid 5317] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5319] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5318] <... close_range resumed>) = 0 [pid 5319] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5318] exit_group(0 [pid 5317] <... socket resumed>) = 4 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5319] close_range(4, 4294967295, 0 [pid 5318] <... exit_group resumed>) = ? [pid 5317] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5320 ./strace-static-x86_64: Process 5321 attached [pid 5319] <... close_range resumed>) = 0 [pid 5318] +++ exited with 0 +++ [pid 5319] exit_group(0 [pid 5317] <... openat resumed>) = 5 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5318, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5321 [pid 5319] <... exit_group resumed>) = ? [pid 5317] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5319] +++ exited with 0 +++ [pid 5317] <... ioctl resumed>) = 0 [pid 5317] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5317] <... openat resumed>) = 7 ./strace-static-x86_64: Process 5320 attached [pid 5320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5320] setpgid(0, 0) = 0 [pid 5320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5317] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5317] <... ioctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5322 [pid 5317] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5324 [pid 5320] <... openat resumed>) = 3 [pid 5317] <... ioctl resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5323 [pid 5317] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5317] close_range(4, 4294967295, 0 [pid 5320] write(3, "1000", 4) = 4 [pid 5320] close(3) = 0 [pid 5317] <... close_range resumed>) = 0 [pid 5320] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5317] exit_group(0 [pid 5320] <... openat resumed>) = 3 [pid 5317] <... exit_group resumed>) = ? [pid 5320] read(3, "objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5320] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5320] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5320] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5320] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5317] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5322 attached [pid 5321] <... prctl resumed>) = 0 [pid 5320] <... openat resumed>) = 7 ./strace-static-x86_64: Process 5323 attached [pid 5322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5321] setpgid(0, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5322] <... prctl resumed>) = 0 [pid 5321] <... setpgid resumed>) = 0 [pid 5320] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0./strace-static-x86_64: Process 5324 attached [pid 5323] <... prctl resumed>) = 0 [pid 5322] setpgid(0, 0 [pid 5320] <... ioctl resumed>) = 0 [pid 5324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5323] setpgid(0, 0 [pid 5322] <... setpgid resumed>) = 0 [pid 5320] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5325 [pid 5324] <... prctl resumed>) = 0 [pid 5323] <... setpgid resumed>) = 0 [pid 5322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5320] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5325 attached [pid 5324] setpgid(0, 0 [pid 5323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5322] <... openat resumed>) = 3 [pid 5321] <... openat resumed>) = 3 [pid 5320] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5324] <... setpgid resumed>) = 0 [pid 5323] <... openat resumed>) = 3 [pid 5322] write(3, "1000", 4 [pid 5320] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5323] write(3, "1000", 4 [pid 5322] <... write resumed>) = 4 [pid 5320] close_range(4, 4294967295, 0 [pid 5325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5324] <... openat resumed>) = 3 [pid 5323] <... write resumed>) = 4 [pid 5322] close(3 [pid 5321] write(3, "1000", 4 [pid 5320] <... close_range resumed>) = 0 [pid 5324] write(3, "1000", 4 [pid 5323] close(3 [pid 5322] <... close resumed>) = 0 [pid 5320] exit_group(0 [pid 5324] <... write resumed>) = 4 [pid 5323] <... close resumed>) = 0 [pid 5322] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5320] <... exit_group resumed>) = ? [pid 5325] <... prctl resumed>) = 0 [pid 5324] close(3 [pid 5323] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5322] <... openat resumed>) = 3 [pid 5321] <... write resumed>) = 4 [pid 5320] +++ exited with 0 +++ [pid 5324] <... close resumed>) = 0 [pid 5323] <... openat resumed>) = 3 [pid 5322] read(3, [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5324] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5323] read(3, [pid 5322] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5321] close(3 [pid 5324] <... openat resumed>) = 3 [pid 5323] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5322] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5324] read(3, [pid 5323] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5322] <... socket resumed>) = 4 [pid 5321] <... close resumed>) = 0 [pid 5325] setpgid(0, 0 [pid 5324] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5323] <... socket resumed>) = 4 [pid 5322] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5324] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5323] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5322] <... openat resumed>) = 5 [pid 5321] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5324] <... socket resumed>) = 4 [pid 5323] <... openat resumed>) = 5 [pid 5322] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5324] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5323] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5322] <... ioctl resumed>) = 0 [pid 5324] <... openat resumed>) = 5 [pid 5323] <... ioctl resumed>) = 0 [pid 5322] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5321] <... openat resumed>) = 3 [pid 5324] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5323] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5322] <... openat resumed>) = 7 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5326 [pid 5324] <... ioctl resumed>) = 0 [pid 5323] <... openat resumed>) = 7 [pid 5322] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5321] read(3, [pid 5325] <... setpgid resumed>) = 0 [pid 5324] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5323] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5322] <... ioctl resumed>) = 0 [pid 5325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5324] <... openat resumed>) = 7 [pid 5323] <... ioctl resumed>) = 0 [pid 5322] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5321] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 250 [pid 5324] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5323] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5322] <... ioctl resumed>) = 0 [pid 5325] <... openat resumed>) = 3 [pid 5324] <... ioctl resumed>) = 0 [pid 5323] <... ioctl resumed>) = 0 [pid 5322] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5321] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6./strace-static-x86_64: Process 5326 attached [pid 5324] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5323] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5322] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5325] write(3, "1000", 4 [pid 5324] <... ioctl resumed>) = 0 [pid 5323] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5322] close_range(4, 4294967295, 0 [pid 5321] <... socket resumed>) = 4 [pid 5326] <... prctl resumed>) = 0 [pid 5325] <... write resumed>) = 4 [pid 5324] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5323] close_range(4, 4294967295, 0 [pid 5322] <... close_range resumed>) = 0 [pid 5321] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5326] setpgid(0, 0 [pid 5325] close(3 [pid 5324] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5323] <... close_range resumed>) = 0 [pid 5322] exit_group(0 [pid 5326] <... setpgid resumed>) = 0 [pid 5325] <... close resumed>) = 0 [pid 5324] close_range(4, 4294967295, 0 [pid 5323] exit_group(0 [pid 5322] <... exit_group resumed>) = ? [pid 5321] <... openat resumed>) = 5 [pid 5326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5325] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5324] <... close_range resumed>) = 0 [pid 5323] <... exit_group resumed>) = ? [pid 5322] +++ exited with 0 +++ [pid 5321] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5326] <... openat resumed>) = 3 [pid 5325] <... openat resumed>) = 3 [pid 5324] exit_group(0 [pid 5323] +++ exited with 0 +++ [pid 5321] <... ioctl resumed>) = 0 [pid 5326] write(3, "1000", 4 [pid 5325] read(3, [pid 5324] <... exit_group resumed>) = ? [pid 5321] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5326] <... write resumed>) = 4 [pid 5325] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5324] +++ exited with 0 +++ [pid 5321] <... openat resumed>) = 7 [pid 5326] close(3 [pid 5325] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5321] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5326] <... close resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5326] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5325] <... socket resumed>) = 4 [pid 5321] <... ioctl resumed>) = 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5326] <... openat resumed>) = 3 [pid 5325] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... restart_syscall resumed>) = 0 [pid 5326] read(3, [pid 5321] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5326] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5325] <... openat resumed>) = 5 [pid 5321] <... ioctl resumed>) = 0 [pid 5326] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5321] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5326] <... socket resumed>) = 4 [pid 5325] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5321] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5326] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5327 [pid 5326] <... openat resumed>) = 5 [pid 5325] <... ioctl resumed>) = 0 [pid 5321] close_range(4, 4294967295, 0 [pid 5326] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5326] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5326] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5326] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5326] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5326] close_range(4, 4294967295, 0) = 0 [pid 5326] exit_group(0) = ? ./strace-static-x86_64: Process 5327 attached [pid 5326] +++ exited with 0 +++ [pid 5325] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5321] <... close_range resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5328 ./strace-static-x86_64: Process 5328 attached [pid 5325] <... openat resumed>) = 7 [pid 5328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5321] exit_group(0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5325] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5329 [pid 5321] <... exit_group resumed>) = ? [pid 5325] <... ioctl resumed>) = 0 [pid 5328] <... prctl resumed>) = 0 [pid 5328] setpgid(0, 0) = 0 [pid 5328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 5329 attached [pid 5321] +++ exited with 0 +++ [pid 5329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5325] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5328] write(3, "1000", 4 [pid 5325] <... ioctl resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5325] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5325] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5329] <... prctl resumed>) = 0 [pid 5329] setpgid(0, 0) = 0 [pid 5329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5328] <... write resumed>) = 4 [pid 5329] <... openat resumed>) = 3 [pid 5328] close(3 [pid 5325] close_range(4, 4294967295, 0 [pid 5329] write(3, "1000", 4 [pid 5328] <... close resumed>) = 0 [pid 5329] <... write resumed>) = 4 [pid 5328] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5329] close(3 [pid 5328] <... openat resumed>) = 3 [pid 5325] <... close_range resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5330 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5329] <... close resumed>) = 0 [pid 5328] read(3, [pid 5325] exit_group(0 [pid 5329] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5328] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5329] <... openat resumed>) = 3 [pid 5328] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5329] read(3, [pid 5328] <... socket resumed>) = 4 [pid 5325] <... exit_group resumed>) = ? [pid 5329] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5328] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5329] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5328] <... openat resumed>) = 5 [pid 5329] <... socket resumed>) = 4 [pid 5328] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5329] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5328] <... ioctl resumed>) = 0 [pid 5325] +++ exited with 0 +++ [pid 5329] <... openat resumed>) = 5 [pid 5328] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5331 ./strace-static-x86_64: Process 5330 attached [pid 5329] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5328] <... openat resumed>) = 7 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5329] <... ioctl resumed>) = 0 [pid 5328] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5330] <... prctl resumed>) = 0 [pid 5329] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5328] <... ioctl resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5332 ./strace-static-x86_64: Process 5331 attached [pid 5330] setpgid(0, 0 [pid 5329] <... openat resumed>) = 7 [pid 5328] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5330] <... setpgid resumed>) = 0 [pid 5329] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5328] <... ioctl resumed>) = 0 [pid 5331] <... prctl resumed>) = 0 [pid 5330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5329] <... ioctl resumed>) = 0 [pid 5328] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5331] setpgid(0, 0 [pid 5330] <... openat resumed>) = 3 [pid 5329] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5328] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5331] <... setpgid resumed>) = 0 [pid 5330] write(3, "1000", 4 [pid 5329] <... ioctl resumed>) = 0 [pid 5328] close_range(4, 4294967295, 0./strace-static-x86_64: Process 5332 attached [pid 5331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5330] <... write resumed>) = 4 [pid 5329] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5328] <... close_range resumed>) = 0 [pid 5327] <... prctl resumed>) = 0 [pid 5331] <... openat resumed>) = 3 [pid 5330] close(3 [pid 5329] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5328] exit_group(0 [pid 5331] write(3, "1000", 4 [pid 5330] <... close resumed>) = 0 [pid 5329] close_range(4, 4294967295, 0 [pid 5328] <... exit_group resumed>) = ? [pid 5332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5331] <... write resumed>) = 4 [pid 5330] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5329] <... close_range resumed>) = 0 [pid 5328] +++ exited with 0 +++ [pid 5327] setpgid(0, 0 [pid 5332] <... prctl resumed>) = 0 [pid 5331] close(3 [pid 5330] <... openat resumed>) = 3 [pid 5329] exit_group(0 [pid 5331] <... close resumed>) = 0 [pid 5330] read(3, [pid 5329] <... exit_group resumed>) = ? [pid 5327] <... setpgid resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5332] setpgid(0, 0 [pid 5331] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5330] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5329] +++ exited with 0 +++ [pid 5331] <... openat resumed>) = 3 [pid 5330] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5331] read(3, [pid 5330] <... socket resumed>) = 4 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5331] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5330] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5331] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5330] <... openat resumed>) = 5 [pid 5331] <... socket resumed>) = 4 [pid 5330] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5331] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5330] <... ioctl resumed>) = 0 [pid 5331] <... openat resumed>) = 5 [pid 5330] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5331] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5330] <... openat resumed>) = 7 [pid 5331] <... ioctl resumed>) = 0 [pid 5330] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5327] <... openat resumed>) = 3 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5333 [pid 5331] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5330] <... ioctl resumed>) = 0 [pid 5332] <... setpgid resumed>) = 0 [pid 5331] <... openat resumed>) = 7 [pid 5330] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5327] write(3, "1000", 4 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5331] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5330] <... ioctl resumed>) = 0 [pid 5331] <... ioctl resumed>) = 0 [pid 5330] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5331] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5330] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5331] <... ioctl resumed>) = 0 [pid 5330] close_range(4, 4294967295, 0 [pid 5331] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5330] <... close_range resumed>) = 0 [pid 5327] <... write resumed>) = 4 [pid 5332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5331] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5330] exit_group(0 [pid 5331] close_range(4, 4294967295, 0 [pid 5330] <... exit_group resumed>) = ? [pid 5327] close(3 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5334 [pid 5332] <... openat resumed>) = 3 [pid 5331] <... close_range resumed>) = 0 [pid 5330] +++ exited with 0 +++ ./strace-static-x86_64: Process 5333 attached [pid 5332] write(3, "1000", 4 [pid 5331] exit_group(0 [pid 5327] <... close resumed>) = 0 [pid 5333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5331] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5333] <... prctl resumed>) = 0 [pid 5332] <... write resumed>) = 4 [pid 5331] +++ exited with 0 +++ [pid 5327] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5080] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5334 attached [pid 5333] setpgid(0, 0 [pid 5332] close(3 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5327] <... openat resumed>) = 3 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5333] <... setpgid resumed>) = 0 [pid 5332] <... close resumed>) = 0 [pid 5327] read(3, [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5334] <... prctl resumed>) = 0 [pid 5333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5334] setpgid(0, 0 [pid 5333] <... openat resumed>) = 3 [pid 5334] <... setpgid resumed>) = 0 [pid 5333] write(3, "1000", 4 [pid 5334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5333] <... write resumed>) = 4 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5327] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5332] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5327] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5335 [pid 5334] <... openat resumed>) = 3 [pid 5333] close(3 [pid 5327] <... socket resumed>) = 4 [pid 5332] <... openat resumed>) = 3 [pid 5327] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5334] write(3, "1000", 4 [pid 5333] <... close resumed>) = 0 [pid 5334] <... write resumed>) = 4 [pid 5333] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5334] close(3 [pid 5333] <... openat resumed>) = 3 [pid 5334] <... close resumed>) = 0 [pid 5333] read(3, [pid 5334] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5333] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5327] <... openat resumed>) = 5 [pid 5334] <... openat resumed>) = 3 [pid 5333] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5332] read(3, [pid 5327] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5336 ./strace-static-x86_64: Process 5335 attached [pid 5334] read(3, [pid 5333] <... socket resumed>) = 4 [pid 5335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5334] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5333] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5332] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5327] <... ioctl resumed>) = 0 [pid 5335] <... prctl resumed>) = 0 [pid 5334] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5333] <... openat resumed>) = 5 [pid 5327] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5332] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5335] setpgid(0, 0 [pid 5334] <... socket resumed>) = 4 [pid 5333] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5335] <... setpgid resumed>) = 0 [pid 5334] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5333] <... ioctl resumed>) = 0 [pid 5332] <... socket resumed>) = 4 [pid 5327] <... openat resumed>) = 7 [pid 5335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5334] <... openat resumed>) = 5 [pid 5333] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5332] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5327] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0./strace-static-x86_64: Process 5336 attached [pid 5335] <... openat resumed>) = 3 [pid 5334] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5333] <... openat resumed>) = 7 [pid 5336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5335] write(3, "1000", 4 [pid 5334] <... ioctl resumed>) = 0 [pid 5333] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5332] <... openat resumed>) = 5 [pid 5327] <... ioctl resumed>) = 0 [pid 5336] <... prctl resumed>) = 0 [pid 5335] <... write resumed>) = 4 [pid 5334] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5333] <... ioctl resumed>) = 0 [pid 5332] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5327] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5336] setpgid(0, 0 [pid 5335] close(3 [pid 5334] <... openat resumed>) = 7 [pid 5333] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5336] <... setpgid resumed>) = 0 [pid 5335] <... close resumed>) = 0 [pid 5334] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5333] <... ioctl resumed>) = 0 [pid 5332] <... ioctl resumed>) = 0 [pid 5336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5335] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5334] <... ioctl resumed>) = 0 [pid 5333] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5332] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5327] <... ioctl resumed>) = 0 [pid 5336] <... openat resumed>) = 3 [pid 5335] <... openat resumed>) = 3 [pid 5334] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5333] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5336] write(3, "1000", 4 [pid 5335] read(3, [pid 5334] <... ioctl resumed>) = 0 [pid 5333] close_range(4, 4294967295, 0 [pid 5332] <... openat resumed>) = 7 [pid 5327] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5336] <... write resumed>) = 4 [pid 5335] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 397 [pid 5334] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5333] <... close_range resumed>) = 0 [pid 5332] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5327] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5336] close(3 [pid 5335] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5334] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5333] exit_group(0 [pid 5332] <... ioctl resumed>) = 0 [pid 5327] close_range(4, 4294967295, 0 [pid 5336] <... close resumed>) = 0 [pid 5335] <... socket resumed>) = 4 [pid 5334] close_range(4, 4294967295, 0 [pid 5333] <... exit_group resumed>) = ? [pid 5332] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5336] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5335] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5334] <... close_range resumed>) = 0 [pid 5333] +++ exited with 0 +++ [pid 5327] <... close_range resumed>) = 0 [pid 5336] <... openat resumed>) = 3 [pid 5335] <... openat resumed>) = 5 [pid 5334] exit_group(0 [pid 5332] <... ioctl resumed>) = 0 [pid 5336] read(3, [pid 5335] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5334] <... exit_group resumed>) = ? [pid 5332] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5327] exit_group(0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5336] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5335] <... ioctl resumed>) = 0 [pid 5334] +++ exited with 0 +++ [pid 5332] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5327] <... exit_group resumed>) = ? [pid 5336] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5335] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5332] close_range(4, 4294967295, 0 [pid 5336] <... socket resumed>) = 4 [pid 5335] <... openat resumed>) = 7 [pid 5336] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5335] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5336] <... openat resumed>) = 5 [pid 5335] <... ioctl resumed>) = 0 [pid 5336] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5335] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5327] +++ exited with 0 +++ [pid 5336] <... ioctl resumed>) = 0 [pid 5335] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5336] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5335] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5332] <... close_range resumed>) = 0 [pid 5336] <... openat resumed>) = 7 [pid 5335] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5336] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5335] close_range(4, 4294967295, 0 [pid 5336] <... ioctl resumed>) = 0 [pid 5335] <... close_range resumed>) = 0 [pid 5332] exit_group(0 [pid 5336] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5335] exit_group(0 [pid 5332] <... exit_group resumed>) = ? [pid 5336] <... ioctl resumed>) = 0 [pid 5335] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5336] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5335] +++ exited with 0 +++ [pid 5332] +++ exited with 0 +++ [pid 5336] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5336] close_range(4, 4294967295, 0) = 0 [pid 5336] exit_group(0) = ? [pid 5336] +++ exited with 0 +++ [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5337 attached ./strace-static-x86_64: Process 5338 attached [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5338 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5337 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5339 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5339 attached [pid 5339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5339] setpgid(0, 0) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5337] <... prctl resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5341 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5340 [pid 5339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5337] setpgid(0, 0 [pid 5338] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5341 attached ) = 0 [pid 5337] <... setpgid resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5342 [pid 5338] setpgid(0, 0 [pid 5337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5338] <... setpgid resumed>) = 0 [pid 5337] <... openat resumed>) = 3 [pid 5341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5337] write(3, "1000", 4 [pid 5341] <... prctl resumed>) = 0 [pid 5338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5337] <... write resumed>) = 4 [pid 5337] close(3 [pid 5338] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5342 attached ./strace-static-x86_64: Process 5340 attached [pid 5341] setpgid(0, 0 [pid 5339] write(3, "1000", 4 [pid 5337] <... close resumed>) = 0 [pid 5338] write(3, "1000", 4 [pid 5341] <... setpgid resumed>) = 0 [pid 5339] <... write resumed>) = 4 [pid 5337] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5339] close(3 [pid 5338] <... write resumed>) = 4 [pid 5337] <... openat resumed>) = 3 [pid 5341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5339] <... close resumed>) = 0 [pid 5338] close(3 [pid 5337] read(3, [pid 5339] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5338] <... close resumed>) = 0 [pid 5337] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5341] <... openat resumed>) = 3 [pid 5337] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5339] <... openat resumed>) = 3 [pid 5338] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5341] write(3, "1000", 4 [pid 5340] <... prctl resumed>) = 0 [pid 5339] read(3, [pid 5338] <... openat resumed>) = 3 [pid 5337] <... socket resumed>) = 4 [pid 5342] <... prctl resumed>) = 0 [pid 5341] <... write resumed>) = 4 [pid 5340] setpgid(0, 0 [pid 5339] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5338] read(3, [pid 5337] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5342] setpgid(0, 0 [pid 5341] close(3 [pid 5340] <... setpgid resumed>) = 0 [pid 5339] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5338] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5337] <... openat resumed>) = 5 [pid 5342] <... setpgid resumed>) = 0 [pid 5341] <... close resumed>) = 0 [pid 5340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5339] <... socket resumed>) = 4 [pid 5338] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5337] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5341] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5337] <... ioctl resumed>) = 0 [pid 5337] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5341] <... openat resumed>) = 3 [pid 5340] <... openat resumed>) = 3 [pid 5339] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5338] <... socket resumed>) = 4 [pid 5337] <... openat resumed>) = 7 [pid 5342] <... openat resumed>) = 3 [pid 5341] read(3, [pid 5340] write(3, "1000", 4 [pid 5339] <... openat resumed>) = 5 [pid 5338] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5337] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5342] write(3, "1000", 4 [pid 5341] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nsyz-executor27"..., 8224) = 129 [pid 5340] <... write resumed>) = 4 [pid 5339] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5337] <... ioctl resumed>) = 0 [pid 5342] <... write resumed>) = 4 [pid 5341] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5340] close(3 [pid 5339] <... ioctl resumed>) = 0 [pid 5338] <... openat resumed>) = 5 [pid 5337] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5342] close(3 [pid 5341] <... socket resumed>) = 4 [pid 5340] <... close resumed>) = 0 [pid 5339] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5337] <... ioctl resumed>) = 0 [pid 5342] <... close resumed>) = 0 [pid 5341] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5340] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5339] <... openat resumed>) = 7 [pid 5338] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5337] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5342] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5341] <... openat resumed>) = 5 [pid 5340] <... openat resumed>) = 3 [pid 5339] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5338] <... ioctl resumed>) = 0 [pid 5337] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5342] <... openat resumed>) = 3 [pid 5341] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5340] read(3, [pid 5339] <... ioctl resumed>) = 0 [pid 5338] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5337] close_range(4, 4294967295, 0 [pid 5342] read(3, [pid 5341] <... ioctl resumed>) = 0 [pid 5340] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 326 [pid 5339] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5342] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence error@58.456717671: 1024 / 0\n\nsyz-executor274: 0\n f"..., 8224) = 350 [pid 5341] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5340] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5339] <... ioctl resumed>) = 0 [pid 5338] <... openat resumed>) = 7 [pid 5337] <... close_range resumed>) = 0 [pid 5342] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5341] <... openat resumed>) = 7 [pid 5340] <... socket resumed>) = 4 [pid 5339] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5342] <... socket resumed>) = 4 [pid 5341] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5340] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5339] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5338] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5337] exit_group(0 [pid 5342] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5341] <... ioctl resumed>) = 0 [pid 5340] <... openat resumed>) = 5 [pid 5339] close_range(4, 4294967295, 0 [pid 5338] <... ioctl resumed>) = 0 [pid 5337] <... exit_group resumed>) = ? [pid 5342] <... openat resumed>) = 5 [pid 5341] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5340] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5339] <... close_range resumed>) = 0 [pid 5342] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5340] <... ioctl resumed>) = 0 [pid 5339] exit_group(0 [pid 5342] <... ioctl resumed>) = 0 [pid 5340] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5339] <... exit_group resumed>) = ? [pid 5338] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5337] +++ exited with 0 +++ [pid 5342] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5341] <... ioctl resumed>) = 0 [pid 5340] <... openat resumed>) = 7 [pid 5339] +++ exited with 0 +++ [pid 5342] <... openat resumed>) = 7 [pid 5341] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5340] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5338] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5342] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5341] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5340] <... ioctl resumed>) = 0 [pid 5338] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5342] <... ioctl resumed>) = 0 [pid 5341] close_range(4, 4294967295, 0 [pid 5340] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5342] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5340] <... ioctl resumed>) = 0 [pid 5338] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5342] <... ioctl resumed>) = 0 [pid 5341] <... close_range resumed>) = 0 [pid 5340] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5338] close_range(4, 4294967295, 0./strace-static-x86_64: Process 5343 attached [pid 5342] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5341] exit_group(0 [pid 5340] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5343 [pid 5342] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5341] <... exit_group resumed>) = ? [pid 5340] close_range(4, 4294967295, 0 [pid 5338] <... close_range resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5344 ./strace-static-x86_64: Process 5344 attached [pid 5343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5342] close_range(4, 4294967295, 0 [pid 5341] +++ exited with 0 +++ [pid 5340] <... close_range resumed>) = 0 [pid 5338] exit_group(0 [pid 5344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5342] <... close_range resumed>) = 0 [pid 5340] exit_group(0 [pid 5338] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5344] setpgid(0, 0 [pid 5342] exit_group(0 [pid 5340] <... exit_group resumed>) = ? [pid 5338] +++ exited with 0 +++ [pid 5344] <... setpgid resumed>) = 0 [pid 5344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5342] <... exit_group resumed>) = ? [pid 5340] +++ exited with 0 +++ [pid 5344] <... openat resumed>) = 3 [pid 5342] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5344] write(3, "1000", 4 [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5345 attached [pid 5344] <... write resumed>) = 4 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5346 attached [pid 5345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5344] close(3 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5345 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5345] <... prctl resumed>) = 0 [pid 5344] <... close resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5347 attached [pid 5346] <... prctl resumed>) = 0 [pid 5345] setpgid(0, 0 [pid 5344] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5346 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5347 [pid 5346] setpgid(0, 0 [pid 5345] <... setpgid resumed>) = 0 [pid 5344] <... openat resumed>) = 3 [pid 5343] <... prctl resumed>) = 0 [pid 5347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5347] <... prctl resumed>) = 0 [pid 5346] <... setpgid resumed>) = 0 [pid 5345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5344] read(3, [pid 5343] setpgid(0, 0 [pid 5347] setpgid(0, 0 [pid 5344] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5345] <... openat resumed>) = 3 [pid 5344] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5348 [pid 5345] write(3, "1000", 4 [pid 5344] <... socket resumed>) = 4 [pid 5346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5343] <... setpgid resumed>) = 0 [pid 5345] <... write resumed>) = 4 [pid 5344] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5346] <... openat resumed>) = 3 [pid 5345] close(3 [pid 5344] <... openat resumed>) = 5 [pid 5346] write(3, "1000", 4 [pid 5345] <... close resumed>) = 0 [pid 5344] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5346] <... write resumed>) = 4 [pid 5345] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5344] <... ioctl resumed>) = 0 [pid 5347] <... setpgid resumed>) = 0 [pid 5345] <... openat resumed>) = 3 [pid 5344] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5346] close(3 [pid 5345] read(3, [pid 5344] <... openat resumed>) = 7 [pid 5344] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5346] <... close resumed>) = 0 [pid 5345] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5344] <... ioctl resumed>) = 0 [pid 5343] <... openat resumed>) = 3 [pid 5346] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5345] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5344] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5343] write(3, "1000", 4 [pid 5345] <... socket resumed>) = 4 [pid 5344] <... ioctl resumed>) = 0 [pid 5347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5346] <... openat resumed>) = 3 [pid 5345] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5344] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5343] <... write resumed>) = 4 [pid 5347] <... openat resumed>) = 3 [pid 5346] read(3, [pid 5345] <... openat resumed>) = 5 [pid 5344] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5343] close(3 [pid 5345] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5344] close_range(4, 4294967295, 0 [pid 5346] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5343] <... close resumed>) = 0 [pid 5345] <... ioctl resumed>) = 0 [pid 5347] write(3, "1000", 4 [pid 5344] <... close_range resumed>) = 0 [pid 5346] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5345] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5347] <... write resumed>) = 4 [pid 5346] <... socket resumed>) = 4 [pid 5345] <... openat resumed>) = 7 [pid 5344] exit_group(0 [pid 5347] close(3 [pid 5346] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5345] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5344] <... exit_group resumed>) = ? [pid 5343] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5347] <... close resumed>) = 0 [pid 5347] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY./strace-static-x86_64: Process 5348 attached ) = 3 [pid 5345] <... ioctl resumed>) = 0 [pid 5344] +++ exited with 0 +++ [pid 5346] <... openat resumed>) = 5 [pid 5345] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5347] read(3, [pid 5346] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5345] <... ioctl resumed>) = 0 [pid 5343] <... openat resumed>) = 3 [pid 5348] <... prctl resumed>) = 0 [pid 5347] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5346] <... ioctl resumed>) = 0 [pid 5345] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5343] read(3, [pid 5348] setpgid(0, 0 [pid 5347] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5346] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5345] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5343] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5348] <... setpgid resumed>) = 0 [pid 5347] <... socket resumed>) = 4 [pid 5346] <... openat resumed>) = 7 [pid 5345] close_range(4, 4294967295, 0 [pid 5343] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5347] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5348] <... openat resumed>) = 3 [pid 5347] <... openat resumed>) = 5 [pid 5346] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5345] <... close_range resumed>) = 0 [pid 5343] <... socket resumed>) = 4 [pid 5348] write(3, "1000", 4 [pid 5347] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5348] <... write resumed>) = 4 [pid 5347] <... ioctl resumed>) = 0 [pid 5345] exit_group(0 [pid 5346] <... ioctl resumed>) = 0 [pid 5343] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5349 attached [pid 5348] close(3 [pid 5347] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5346] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5345] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5349 [pid 5349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5348] <... close resumed>) = 0 [pid 5347] <... openat resumed>) = 7 [pid 5343] <... openat resumed>) = 5 [pid 5348] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5347] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5349] <... prctl resumed>) = 0 [pid 5348] <... openat resumed>) = 3 [pid 5347] <... ioctl resumed>) = 0 [pid 5346] <... ioctl resumed>) = 0 [pid 5345] +++ exited with 0 +++ [pid 5343] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5349] setpgid(0, 0 [pid 5348] read(3, [pid 5347] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5346] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5349] <... setpgid resumed>) = 0 [pid 5348] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 281 [pid 5347] <... ioctl resumed>) = 0 [pid 5346] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5343] <... ioctl resumed>) = 0 [pid 5349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5348] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5347] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5346] close_range(4, 4294967295, 0 [pid 5343] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5349] <... openat resumed>) = 3 [pid 5348] <... socket resumed>) = 4 [pid 5347] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5346] <... close_range resumed>) = 0 [pid 5343] <... openat resumed>) = 7 [pid 5349] write(3, "1000", 4 [pid 5348] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5347] close_range(4, 4294967295, 0 [pid 5346] exit_group(0 [pid 5343] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5349] <... write resumed>) = 4 [pid 5348] <... openat resumed>) = 5 [pid 5347] <... close_range resumed>) = 0 [pid 5346] <... exit_group resumed>) = ? [pid 5343] <... ioctl resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5349] close(3 [pid 5348] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5347] exit_group(0 [pid 5348] <... ioctl resumed>) = 0 [pid 5347] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5350 attached [pid 5349] <... close resumed>) = 0 [pid 5348] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5347] +++ exited with 0 +++ [pid 5346] +++ exited with 0 +++ [pid 5343] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5349] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5348] <... openat resumed>) = 7 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5350 [pid 5350] <... prctl resumed>) = 0 [pid 5349] <... openat resumed>) = 3 [pid 5348] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5343] <... ioctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5350] setpgid(0, 0 [pid 5349] read(3, [pid 5348] <... ioctl resumed>) = 0 [pid 5343] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5350] <... setpgid resumed>) = 0 [pid 5349] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5348] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5343] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] <... restart_syscall resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5351 attached [pid 5350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5349] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5348] <... ioctl resumed>) = 0 [pid 5343] close_range(4, 4294967295, 0 [pid 5349] <... socket resumed>) = 4 [pid 5348] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5343] <... close_range resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5351 [pid 5351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5350] <... openat resumed>) = 3 [pid 5349] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5348] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5352 attached [pid 5351] <... prctl resumed>) = 0 [pid 5350] write(3, "1000", 4 [pid 5349] <... openat resumed>) = 5 [pid 5348] close_range(4, 4294967295, 0 [pid 5343] exit_group(0 [pid 5352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5351] setpgid(0, 0 [pid 5350] <... write resumed>) = 4 [pid 5349] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5348] <... close_range resumed>) = 0 [pid 5343] <... exit_group resumed>) = ? [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5352 [pid 5352] <... prctl resumed>) = 0 [pid 5351] <... setpgid resumed>) = 0 [pid 5350] close(3 [pid 5349] <... ioctl resumed>) = 0 [pid 5348] exit_group(0) = ? [pid 5352] setpgid(0, 0 [pid 5351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5350] <... close resumed>) = 0 [pid 5349] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5348] +++ exited with 0 +++ [pid 5343] +++ exited with 0 +++ [pid 5352] <... setpgid resumed>) = 0 [pid 5350] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5349] <... openat resumed>) = 7 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5351] <... openat resumed>) = 3 [pid 5350] <... openat resumed>) = 3 [pid 5349] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5351] write(3, "1000", 4 [pid 5350] read(3, [pid 5349] <... ioctl resumed>) = 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5352] <... openat resumed>) = 3 [pid 5351] <... write resumed>) = 4 [pid 5350] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5349] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5352] write(3, "1000", 4 [pid 5351] close(3 [pid 5350] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5349] <... ioctl resumed>) = 0 [pid 5350] <... socket resumed>) = 4 [pid 5349] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5350] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5352] <... write resumed>) = 4 [pid 5351] <... close resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5350] <... openat resumed>) = 5 [pid 5349] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) ./strace-static-x86_64: Process 5354 attached [pid 5352] close(3 [pid 5351] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5350] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5349] close_range(4, 4294967295, 0 [pid 5352] <... close resumed>) = 0 [pid 5351] <... openat resumed>) = 3 [pid 5350] <... ioctl resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5354 [pid 5352] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5351] read(3, [pid 5350] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5349] <... close_range resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5353 [pid 5354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5352] <... openat resumed>) = 3 [pid 5351] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5350] <... openat resumed>) = 7 [pid 5349] exit_group(0 [pid 5354] <... prctl resumed>) = 0 [pid 5352] read(3, [pid 5351] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5350] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5349] <... exit_group resumed>) = ? [pid 5354] setpgid(0, 0 [pid 5351] <... socket resumed>) = 4 [pid 5350] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5353 attached [pid 5352] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5351] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5350] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5349] +++ exited with 0 +++ [pid 5354] <... setpgid resumed>) = 0 [pid 5353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5352] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5351] <... openat resumed>) = 5 [pid 5350] <... ioctl resumed>) = 0 [pid 5354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5353] <... prctl resumed>) = 0 [pid 5352] <... socket resumed>) = 4 [pid 5351] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5350] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5354] <... openat resumed>) = 3 [pid 5353] setpgid(0, 0 [pid 5352] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5351] <... ioctl resumed>) = 0 [pid 5350] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5354] write(3, "1000", 4 [pid 5353] <... setpgid resumed>) = 0 [pid 5352] <... openat resumed>) = 5 [pid 5351] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5350] close_range(4, 4294967295, 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5354] <... write resumed>) = 4 [pid 5353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5352] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5350] <... close_range resumed>) = 0 [pid 5351] <... openat resumed>) = 7 [pid 5354] close(3 [pid 5353] <... openat resumed>) = 3 [pid 5352] <... ioctl resumed>) = 0 [pid 5351] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5350] exit_group(0 [pid 5354] <... close resumed>) = 0 [pid 5353] write(3, "1000", 4 [pid 5352] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5351] <... ioctl resumed>) = 0 [pid 5350] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5354] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5353] <... write resumed>) = 4 [pid 5352] <... openat resumed>) = 7 ./strace-static-x86_64: Process 5355 attached [pid 5354] <... openat resumed>) = 3 [pid 5353] close(3 [pid 5352] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5351] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5350] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5355 [pid 5355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5354] read(3, [pid 5353] <... close resumed>) = 0 [pid 5352] <... ioctl resumed>) = 0 [pid 5351] <... ioctl resumed>) = 0 [pid 5355] <... prctl resumed>) = 0 [pid 5354] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5353] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5352] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5351] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5355] setpgid(0, 0 [pid 5354] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5353] <... openat resumed>) = 3 [pid 5352] <... ioctl resumed>) = 0 [pid 5351] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5355] <... setpgid resumed>) = 0 [pid 5354] <... socket resumed>) = 4 [pid 5353] read(3, [pid 5352] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5351] close_range(4, 4294967295, 0 [pid 5354] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5352] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) ./strace-static-x86_64: Process 5356 attached [pid 5355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5354] <... openat resumed>) = 5 [pid 5353] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5352] close_range(4, 4294967295, 0 [pid 5351] <... close_range resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5356 [pid 5356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5355] <... openat resumed>) = 3 [pid 5354] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5353] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5352] <... close_range resumed>) = 0 [pid 5351] exit_group(0 [pid 5356] <... prctl resumed>) = 0 [pid 5355] write(3, "1000", 4 [pid 5354] <... ioctl resumed>) = 0 [pid 5353] <... socket resumed>) = 4 [pid 5352] exit_group(0 [pid 5351] <... exit_group resumed>) = ? [pid 5356] setpgid(0, 0 [pid 5355] <... write resumed>) = 4 [pid 5354] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5353] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5352] <... exit_group resumed>) = ? [pid 5356] <... setpgid resumed>) = 0 [pid 5355] close(3 [pid 5354] <... openat resumed>) = 7 [pid 5353] <... openat resumed>) = 5 [pid 5352] +++ exited with 0 +++ [pid 5351] +++ exited with 0 +++ [pid 5356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5355] <... close resumed>) = 0 [pid 5354] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5353] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5356] <... openat resumed>) = 3 [pid 5355] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5354] <... ioctl resumed>) = 0 [pid 5353] <... ioctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5356] write(3, "1000", 4 [pid 5355] <... openat resumed>) = 3 [pid 5354] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5353] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5356] <... write resumed>) = 4 [pid 5355] read(3, [pid 5354] <... ioctl resumed>) = 0 [pid 5353] <... openat resumed>) = 7 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5357 attached [pid 5356] close(3 [pid 5355] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5354] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5353] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5356] <... close resumed>) = 0 [pid 5355] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5354] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5353] <... ioctl resumed>) = 0 [pid 5357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5357 [pid 5357] <... prctl resumed>) = 0 [pid 5356] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5355] <... socket resumed>) = 4 [pid 5354] close_range(4, 4294967295, 0 [pid 5353] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5358 attached [pid 5357] setpgid(0, 0 [pid 5356] <... openat resumed>) = 3 [pid 5355] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5354] <... close_range resumed>) = 0 [pid 5353] <... ioctl resumed>) = 0 [pid 5358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5357] <... setpgid resumed>) = 0 [pid 5356] read(3, [pid 5355] <... openat resumed>) = 5 [pid 5354] exit_group(0 [pid 5353] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5358 [pid 5358] <... prctl resumed>) = 0 [pid 5357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5356] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5355] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5354] <... exit_group resumed>) = ? [pid 5353] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5358] setpgid(0, 0 [pid 5357] <... openat resumed>) = 3 [pid 5356] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5355] <... ioctl resumed>) = 0 [pid 5354] +++ exited with 0 +++ [pid 5353] close_range(4, 4294967295, 0 [pid 5358] <... setpgid resumed>) = 0 [pid 5357] write(3, "1000", 4 [pid 5356] <... socket resumed>) = 4 [pid 5358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5357] <... write resumed>) = 4 [pid 5356] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5355] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5353] <... close_range resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5357] close(3 [pid 5356] <... openat resumed>) = 5 [pid 5355] <... openat resumed>) = 7 [pid 5353] exit_group(0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5358] <... openat resumed>) = 3 [pid 5357] <... close resumed>) = 0 [pid 5356] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5355] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5353] <... exit_group resumed>) = ? [pid 5079] <... restart_syscall resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5359 attached [pid 5358] write(3, "1000", 4 [pid 5357] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5356] <... ioctl resumed>) = 0 [pid 5355] <... ioctl resumed>) = 0 [pid 5353] +++ exited with 0 +++ [pid 5359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5358] <... write resumed>) = 4 [pid 5357] <... openat resumed>) = 3 [pid 5356] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5355] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5359 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5353, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5359] <... prctl resumed>) = 0 [pid 5358] close(3 [pid 5357] read(3, [pid 5356] <... openat resumed>) = 7 [pid 5355] <... ioctl resumed>) = 0 [pid 5359] setpgid(0, 0 [pid 5358] <... close resumed>) = 0 [pid 5357] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5356] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5355] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5359] <... setpgid resumed>) = 0 [pid 5358] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5357] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5356] <... ioctl resumed>) = 0 [pid 5355] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5360 attached [pid 5359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5358] <... openat resumed>) = 3 [pid 5357] <... socket resumed>) = 4 [pid 5356] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5355] close_range(4, 4294967295, 0 [pid 5358] read(3, [pid 5357] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5356] <... ioctl resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5360 [pid 5359] <... openat resumed>) = 3 [pid 5358] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5357] <... openat resumed>) = 5 [pid 5356] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5355] <... close_range resumed>) = 0 [pid 5360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5359] write(3, "1000", 4 [pid 5358] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5357] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5356] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5355] exit_group(0 [pid 5360] setpgid(0, 0 [pid 5359] <... write resumed>) = 4 [pid 5358] <... socket resumed>) = 4 [pid 5357] <... ioctl resumed>) = 0 [pid 5356] close_range(4, 4294967295, 0 [pid 5355] <... exit_group resumed>) = ? [pid 5360] <... setpgid resumed>) = 0 [pid 5359] close(3 [pid 5358] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5357] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5356] <... close_range resumed>) = 0 [pid 5355] +++ exited with 0 +++ [pid 5359] <... close resumed>) = 0 [pid 5358] <... openat resumed>) = 5 [pid 5357] <... openat resumed>) = 7 [pid 5356] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5359] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5358] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5357] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5356] <... exit_group resumed>) = ? [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5358] <... ioctl resumed>) = 0 [pid 5357] <... ioctl resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5356] +++ exited with 0 +++ [pid 5358] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5357] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5359] <... openat resumed>) = 3 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5361 attached [pid 5360] <... openat resumed>) = 3 [pid 5359] read(3, [pid 5358] <... openat resumed>) = 7 [pid 5357] <... ioctl resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5360] write(3, "1000", 4 [pid 5359] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5358] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5357] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5361 [pid 5361] <... prctl resumed>) = 0 [pid 5360] <... write resumed>) = 4 [pid 5359] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5358] <... ioctl resumed>) = 0 [pid 5357] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5361] setpgid(0, 0 [pid 5360] close(3 [pid 5359] <... socket resumed>) = 4 [pid 5358] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5357] close_range(4, 4294967295, 0) = 0 [pid 5359] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5358] <... ioctl resumed>) = 0 [pid 5357] exit_group(0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5362 [pid 5361] <... setpgid resumed>) = 0 [pid 5360] <... close resumed>) = 0 [pid 5359] <... openat resumed>) = 5 [pid 5358] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5357] <... exit_group resumed>) = ? [pid 5360] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5359] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5358] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5357] +++ exited with 0 +++ [pid 5360] <... openat resumed>) = 3 [pid 5361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5359] <... ioctl resumed>) = 0 [pid 5358] close_range(4, 4294967295, 0 [pid 5360] read(3, [pid 5359] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5358] <... close_range resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5361] <... openat resumed>) = 3 [pid 5360] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5359] <... openat resumed>) = 7 [pid 5358] exit_group(0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5363 attached [pid 5361] write(3, "1000", 4 [pid 5360] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5359] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5358] <... exit_group resumed>) = ? [pid 5360] <... socket resumed>) = 4 [pid 5359] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5363 [pid 5360] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5359] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5358] +++ exited with 0 +++ [pid 5361] <... write resumed>) = 4 [pid 5363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5361] close(3 [pid 5360] <... openat resumed>) = 5 [pid 5359] <... ioctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5363] <... prctl resumed>) = 0 [pid 5361] <... close resumed>) = 0 [pid 5360] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5359] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5363] setpgid(0, 0 [pid 5361] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5360] <... ioctl resumed>) = 0 [pid 5359] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] <... restart_syscall resumed>) = 0 [pid 5363] <... setpgid resumed>) = 0 [pid 5361] <... openat resumed>) = 3 [pid 5360] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5359] close_range(4, 4294967295, 0 [pid 5361] read(3, [pid 5360] <... openat resumed>) = 7 [pid 5359] <... close_range resumed>) = 0 [pid 5363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5361] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5360] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5359] exit_group(0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5364 attached ./strace-static-x86_64: Process 5362 attached [pid 5363] <... openat resumed>) = 3 [pid 5361] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5360] <... ioctl resumed>) = 0 [pid 5359] <... exit_group resumed>) = ? [pid 5363] write(3, "1000", 4 [pid 5362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5361] <... socket resumed>) = 4 [pid 5360] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5364 [pid 5362] <... prctl resumed>) = 0 [pid 5359] +++ exited with 0 +++ [pid 5363] <... write resumed>) = 4 [pid 5362] setpgid(0, 0 [pid 5361] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5360] <... ioctl resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5363] close(3 [pid 5362] <... setpgid resumed>) = 0 [pid 5361] <... openat resumed>) = 5 [pid 5360] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5364] <... prctl resumed>) = 0 [pid 5363] <... close resumed>) = 0 [pid 5362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5361] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5360] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... restart_syscall resumed>) = 0 [pid 5364] setpgid(0, 0 [pid 5363] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5362] <... openat resumed>) = 3 [pid 5361] <... ioctl resumed>) = 0 [pid 5360] close_range(4, 4294967295, 0 [pid 5364] <... setpgid resumed>) = 0 [pid 5363] <... openat resumed>) = 3 [pid 5362] write(3, "1000", 4 [pid 5361] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5360] <... close_range resumed>) = 0 [pid 5363] read(3, [pid 5362] <... write resumed>) = 4 [pid 5361] <... openat resumed>) = 7 [pid 5360] exit_group(0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5365 attached [pid 5364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5363] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5362] close(3 [pid 5361] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5360] <... exit_group resumed>) = ? [pid 5365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5364] <... openat resumed>) = 3 [pid 5363] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5362] <... close resumed>) = 0 [pid 5361] <... ioctl resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5365 [pid 5362] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5360] +++ exited with 0 +++ [pid 5361] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5365] <... prctl resumed>) = 0 [pid 5364] write(3, "1000", 4 [pid 5363] <... socket resumed>) = 4 [pid 5362] <... openat resumed>) = 3 [pid 5361] <... ioctl resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5365] setpgid(0, 0 [pid 5364] <... write resumed>) = 4 [pid 5363] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5362] read(3, [pid 5361] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5365] <... setpgid resumed>) = 0 [pid 5364] close(3 [pid 5363] <... openat resumed>) = 5 [pid 5362] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5361] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5364] <... close resumed>) = 0 [pid 5363] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5362] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5361] close_range(4, 4294967295, 0 [pid 5365] <... openat resumed>) = 3 [pid 5364] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5363] <... ioctl resumed>) = 0 [pid 5362] <... socket resumed>) = 4 [pid 5363] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5362] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5361] <... close_range resumed>) = 0 [pid 5365] write(3, "1000", 4 [pid 5364] <... openat resumed>) = 3 [pid 5363] <... openat resumed>) = 7 [pid 5362] <... openat resumed>) = 5 [pid 5361] exit_group(0 [pid 5365] <... write resumed>) = 4 [pid 5364] read(3, [pid 5363] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5362] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5361] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5366 attached [pid 5365] close(3 [pid 5364] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nsyz-executor27"..., 8224) = 129 [pid 5363] <... ioctl resumed>) = 0 [pid 5362] <... ioctl resumed>) = 0 [pid 5361] +++ exited with 0 +++ [pid 5366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5365] <... close resumed>) = 0 [pid 5364] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5363] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5362] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5366 [pid 5366] <... prctl resumed>) = 0 [pid 5365] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5364] <... socket resumed>) = 4 [pid 5363] <... ioctl resumed>) = 0 [pid 5362] <... openat resumed>) = 7 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5366] setpgid(0, 0 [pid 5365] <... openat resumed>) = 3 [pid 5364] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5363] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5362] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5366] <... setpgid resumed>) = 0 [pid 5365] read(3, [pid 5364] <... openat resumed>) = 5 [pid 5363] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5362] <... ioctl resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5365] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 256 [pid 5364] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5363] close_range(4, 4294967295, 0 [pid 5362] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5366] <... openat resumed>) = 3 [pid 5365] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5364] <... ioctl resumed>) = 0 [pid 5363] <... close_range resumed>) = 0 [pid 5362] <... ioctl resumed>) = 0 [pid 5366] write(3, "1000", 4 [pid 5365] <... socket resumed>) = 4 [pid 5364] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5363] exit_group(0 [pid 5362] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5367 attached [pid 5366] <... write resumed>) = 4 [pid 5365] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5364] <... openat resumed>) = 7 [pid 5363] <... exit_group resumed>) = ? [pid 5362] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5366] close(3 [pid 5365] <... openat resumed>) = 5 [pid 5364] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5362] close_range(4, 4294967295, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5367 [pid 5367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5366] <... close resumed>) = 0 [pid 5365] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5364] <... ioctl resumed>) = 0 [pid 5363] +++ exited with 0 +++ [pid 5362] <... close_range resumed>) = 0 [pid 5367] <... prctl resumed>) = 0 [pid 5366] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5365] <... ioctl resumed>) = 0 [pid 5364] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5362] exit_group(0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5367] setpgid(0, 0 [pid 5366] <... openat resumed>) = 3 [pid 5365] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5364] <... ioctl resumed>) = 0 [pid 5362] <... exit_group resumed>) = ? [pid 5367] <... setpgid resumed>) = 0 [pid 5366] read(3, [pid 5365] <... openat resumed>) = 7 [pid 5364] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5362] +++ exited with 0 +++ [pid 5367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5366] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5365] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5364] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5367] <... openat resumed>) = 3 [pid 5366] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5365] <... ioctl resumed>) = 0 [pid 5364] close_range(4, 4294967295, 0 [pid 5365] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5364] <... close_range resumed>) = 0 [pid 5365] <... ioctl resumed>) = 0 [pid 5364] exit_group(0 [pid 5366] <... socket resumed>) = 4 [pid 5367] write(3, "1000", 4) = 4 [pid 5366] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5365] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5364] <... exit_group resumed>) = ? [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5367] close(3 [pid 5365] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5364] +++ exited with 0 +++ ./strace-static-x86_64: Process 5369 attached [pid 5367] <... close resumed>) = 0 [pid 5366] <... openat resumed>) = 5 [pid 5365] close_range(4, 4294967295, 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5368 [pid 5367] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5366] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5365] <... close_range resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5369 [pid 5369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5367] <... openat resumed>) = 3 [pid 5366] <... ioctl resumed>) = 0 [pid 5365] exit_group(0 [pid 5369] setpgid(0, 0 [pid 5367] read(3, [pid 5366] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5365] <... exit_group resumed>) = ? [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5369] <... setpgid resumed>) = 0 [pid 5367] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5366] <... openat resumed>) = 7 [pid 5365] +++ exited with 0 +++ [pid 5369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5367] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5366] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5370 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5369] <... openat resumed>) = 3 [pid 5367] <... socket resumed>) = 4 [pid 5366] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5370 attached ./strace-static-x86_64: Process 5368 attached [pid 5369] write(3, "1000", 4 [pid 5367] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5366] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5369] <... write resumed>) = 4 [pid 5367] <... openat resumed>) = 5 [pid 5366] <... ioctl resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5371 attached [pid 5370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5369] close(3 [pid 5368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5367] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5366] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5370] <... prctl resumed>) = 0 [pid 5369] <... close resumed>) = 0 [pid 5368] <... prctl resumed>) = 0 [pid 5367] <... ioctl resumed>) = 0 [pid 5366] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5371 [pid 5371] <... prctl resumed>) = 0 [pid 5370] setpgid(0, 0 [pid 5369] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5368] setpgid(0, 0 [pid 5367] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5366] close_range(4, 4294967295, 0 [pid 5371] setpgid(0, 0 [pid 5370] <... setpgid resumed>) = 0 [pid 5369] <... openat resumed>) = 3 [pid 5367] <... openat resumed>) = 7 [pid 5369] read(3, [pid 5368] <... setpgid resumed>) = 0 [pid 5367] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5366] <... close_range resumed>) = 0 [pid 5371] <... setpgid resumed>) = 0 [pid 5370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5369] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5367] <... ioctl resumed>) = 0 [pid 5366] exit_group(0 [pid 5369] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5368] <... openat resumed>) = 3 [pid 5367] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5370] <... openat resumed>) = 3 [pid 5366] <... exit_group resumed>) = ? [pid 5369] <... socket resumed>) = 4 [pid 5367] <... ioctl resumed>) = 0 [pid 5370] write(3, "1000", 4 [pid 5369] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5368] write(3, "1000", 4 [pid 5367] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5366] +++ exited with 0 +++ [pid 5371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5370] <... write resumed>) = 4 [pid 5369] <... openat resumed>) = 5 [pid 5368] <... write resumed>) = 4 [pid 5367] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5371] <... openat resumed>) = 3 [pid 5370] close(3 [pid 5369] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5368] close(3 [pid 5367] close_range(4, 4294967295, 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5367] <... close_range resumed>) = 0 [pid 5369] <... ioctl resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5371] write(3, "1000", 4 [pid 5370] <... close resumed>) = 0 [pid 5369] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5368] <... close resumed>) = 0 [pid 5367] exit_group(0 [pid 5371] <... write resumed>) = 4 [pid 5370] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5369] <... openat resumed>) = 7 [pid 5368] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5367] <... exit_group resumed>) = ? [pid 5371] close(3 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5371] <... close resumed>) = 0 [pid 5370] <... openat resumed>) = 3 [pid 5369] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5368] <... openat resumed>) = 3 [pid 5367] +++ exited with 0 +++ [pid 5371] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5370] read(3, [pid 5369] <... ioctl resumed>) = 0 [pid 5368] read(3, [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5372 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5371] <... openat resumed>) = 3 [pid 5370] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5369] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5368] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5371] read(3, [pid 5370] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5369] <... ioctl resumed>) = 0 [pid 5368] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5371] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5370] <... socket resumed>) = 4 [pid 5369] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5368] <... socket resumed>) = 4 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5373 attached [pid 5371] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5370] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5369] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5368] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5371] <... socket resumed>) = 4 [pid 5370] <... openat resumed>) = 5 [pid 5369] close_range(4, 4294967295, 0 [pid 5368] <... openat resumed>) = 5 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5373 [pid 5373] <... prctl resumed>) = 0 [pid 5371] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5370] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5369] <... close_range resumed>) = 0 [pid 5368] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140./strace-static-x86_64: Process 5372 attached [pid 5373] setpgid(0, 0 [pid 5370] <... ioctl resumed>) = 0 [pid 5369] exit_group(0 [pid 5368] <... ioctl resumed>) = 0 [pid 5371] <... openat resumed>) = 5 [pid 5373] <... setpgid resumed>) = 0 [pid 5372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5370] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5369] <... exit_group resumed>) = ? [pid 5368] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5371] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5372] <... prctl resumed>) = 0 [pid 5370] <... openat resumed>) = 7 [pid 5368] <... openat resumed>) = 7 [pid 5372] setpgid(0, 0) = 0 [pid 5372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5369] +++ exited with 0 +++ [pid 5373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5372] <... openat resumed>) = 3 [pid 5371] <... ioctl resumed>) = 0 [pid 5370] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5368] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5373] <... openat resumed>) = 3 [pid 5372] write(3, "1000", 4 [pid 5371] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5370] <... ioctl resumed>) = 0 [pid 5368] <... ioctl resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5373] write(3, "1000", 4 [pid 5372] <... write resumed>) = 4 [pid 5371] <... openat resumed>) = 7 [pid 5370] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5368] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5373] <... write resumed>) = 4 [pid 5372] close(3 [pid 5371] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5370] <... ioctl resumed>) = 0 [pid 5368] <... ioctl resumed>) = 0 [pid 5372] <... close resumed>) = 0 [pid 5373] close(3 [pid 5372] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5371] <... ioctl resumed>) = 0 [pid 5370] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5368] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5373] <... close resumed>) = 0 [pid 5372] <... openat resumed>) = 3 [pid 5371] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5370] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5368] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5374 [pid 5373] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5372] read(3, [pid 5371] <... ioctl resumed>) = 0 [pid 5370] close_range(4, 4294967295, 0 [pid 5368] close_range(4, 4294967295, 0 [pid 5373] <... openat resumed>) = 3 [pid 5372] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 332 [pid 5370] <... close_range resumed>) = 0 [pid 5373] read(3, [pid 5372] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5371] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5370] exit_group(0 [pid 5368] <... close_range resumed>) = 0 [pid 5373] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5372] <... socket resumed>) = 4 [pid 5371] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5370] <... exit_group resumed>) = ? [pid 5368] exit_group(0 [pid 5373] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5372] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5370] +++ exited with 0 +++ [pid 5373] <... socket resumed>) = 4 [pid 5372] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5371] close_range(4, 4294967295, 0 [pid 5368] <... exit_group resumed>) = ? [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5374 attached [pid 5373] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5372] <... ioctl resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5372] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5368] +++ exited with 0 +++ [pid 5081] <... restart_syscall resumed>) = 0 [pid 5373] <... openat resumed>) = 5 [pid 5372] <... openat resumed>) = 7 [pid 5371] <... close_range resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5374] <... prctl resumed>) = 0 [pid 5373] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5372] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5371] exit_group(0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5374] setpgid(0, 0 [pid 5373] <... ioctl resumed>) = 0 [pid 5372] <... ioctl resumed>) = 0 [pid 5371] <... exit_group resumed>) = ? [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5375 attached [pid 5374] <... setpgid resumed>) = 0 [pid 5373] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5372] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5371] +++ exited with 0 +++ [pid 5375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5373] <... openat resumed>) = 7 [pid 5372] <... ioctl resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5375 [pid 5375] <... prctl resumed>) = 0 [pid 5374] <... openat resumed>) = 3 [pid 5373] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5372] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5376 attached [pid 5375] setpgid(0, 0 [pid 5374] write(3, "1000", 4 [pid 5373] <... ioctl resumed>) = 0 [pid 5372] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5375] <... setpgid resumed>) = 0 [pid 5374] <... write resumed>) = 4 [pid 5373] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5372] close_range(4, 4294967295, 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5376 [pid 5376] <... prctl resumed>) = 0 [pid 5375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5374] close(3 [pid 5373] <... ioctl resumed>) = 0 [pid 5372] <... close_range resumed>) = 0 [pid 5376] setpgid(0, 0 [pid 5375] <... openat resumed>) = 3 [pid 5374] <... close resumed>) = 0 [pid 5373] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5372] exit_group(0 [pid 5376] <... setpgid resumed>) = 0 [pid 5375] write(3, "1000", 4 [pid 5374] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5373] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5372] <... exit_group resumed>) = ? [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5375] <... write resumed>) = 4 [pid 5374] <... openat resumed>) = 3 [pid 5373] close_range(4, 4294967295, 0 [pid 5372] +++ exited with 0 +++ ./strace-static-x86_64: Process 5377 attached [pid 5376] <... openat resumed>) = 3 [pid 5375] close(3 [pid 5374] read(3, [pid 5373] <... close_range resumed>) = 0 [pid 5377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5376] write(3, "1000", 4 [pid 5375] <... close resumed>) = 0 [pid 5374] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5373] exit_group(0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5377 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5377] <... prctl resumed>) = 0 [pid 5376] <... write resumed>) = 4 [pid 5375] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5374] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5373] <... exit_group resumed>) = ? [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5377] setpgid(0, 0 [pid 5376] close(3 [pid 5375] <... openat resumed>) = 3 [pid 5374] <... socket resumed>) = 4 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5377] <... setpgid resumed>) = 0 [pid 5375] read(3, [pid 5374] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5373] +++ exited with 0 +++ [pid 5376] <... close resumed>) = 0 [pid 5377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5376] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5375] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5374] <... openat resumed>) = 5 [pid 5377] <... openat resumed>) = 3 [pid 5376] <... openat resumed>) = 3 [pid 5375] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5374] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5378 attached [pid 5377] write(3, "1000", 4 [pid 5376] read(3, [pid 5375] <... socket resumed>) = 4 [pid 5374] <... ioctl resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5379 attached [pid 5378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5377] <... write resumed>) = 4 [pid 5376] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5375] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5374] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5378 [pid 5379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5378] <... prctl resumed>) = 0 [pid 5377] close(3 [pid 5376] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5375] <... openat resumed>) = 5 [pid 5374] <... openat resumed>) = 7 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5379 [pid 5379] <... prctl resumed>) = 0 [pid 5378] setpgid(0, 0 [pid 5377] <... close resumed>) = 0 [pid 5376] <... socket resumed>) = 4 [pid 5375] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5374] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5379] setpgid(0, 0 [pid 5378] <... setpgid resumed>) = 0 [pid 5377] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5376] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5375] <... ioctl resumed>) = 0 [pid 5374] <... ioctl resumed>) = 0 [pid 5379] <... setpgid resumed>) = 0 [pid 5378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5377] <... openat resumed>) = 3 [pid 5376] <... openat resumed>) = 5 [pid 5375] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5374] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5378] <... openat resumed>) = 3 [pid 5377] read(3, [pid 5376] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5375] <... openat resumed>) = 7 [pid 5374] <... ioctl resumed>) = 0 [pid 5379] <... openat resumed>) = 3 [pid 5378] write(3, "1000", 4 [pid 5377] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 225 [pid 5374] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5377] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5374] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5377] <... socket resumed>) = 4 [pid 5374] close_range(4, 4294967295, 0 [pid 5379] write(3, "1000", 4 [pid 5378] <... write resumed>) = 4 [pid 5377] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5376] <... ioctl resumed>) = 0 [pid 5375] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5374] <... close_range resumed>) = 0 [pid 5379] <... write resumed>) = 4 [pid 5378] close(3 [pid 5377] <... openat resumed>) = 5 [pid 5376] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5375] <... ioctl resumed>) = 0 [pid 5374] exit_group(0 [pid 5379] close(3 [pid 5378] <... close resumed>) = 0 [pid 5377] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5376] <... openat resumed>) = 7 [pid 5375] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5374] <... exit_group resumed>) = ? [pid 5379] <... close resumed>) = 0 [pid 5378] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5377] <... ioctl resumed>) = 0 [pid 5376] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5375] <... ioctl resumed>) = 0 [pid 5374] +++ exited with 0 +++ [pid 5379] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5378] <... openat resumed>) = 3 [pid 5377] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5376] <... ioctl resumed>) = 0 [pid 5375] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5379] <... openat resumed>) = 3 [pid 5378] read(3, [pid 5377] <... openat resumed>) = 7 [pid 5376] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5375] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5377] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5375] close_range(4, 4294967295, 0 [pid 5377] <... ioctl resumed>) = 0 [pid 5376] <... ioctl resumed>) = 0 [pid 5377] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5376] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5375] <... close_range resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5378] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 301 [pid 5377] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5376] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5377] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5377] close_range(4, 4294967295, 0) = 0 [pid 5378] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5377] exit_group(0 [pid 5376] close_range(4, 4294967295, 0 [pid 5375] exit_group(0 [pid 5377] <... exit_group resumed>) = ? [pid 5375] <... exit_group resumed>) = ? [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5380 [pid 5379] read(3, [pid 5378] <... socket resumed>) = 4 [pid 5377] +++ exited with 0 +++ [pid 5376] <... close_range resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5380 attached [pid 5375] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5378] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5376] exit_group(0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5378] <... openat resumed>) = 5 [pid 5376] <... exit_group resumed>) = ? [pid 5378] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5376] +++ exited with 0 +++ [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5381 attached [pid 5379] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5378] <... ioctl resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5382 attached [pid 5381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5380] <... prctl resumed>) = 0 [pid 5379] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5378] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5381 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5380] setpgid(0, 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5382 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5380] <... setpgid resumed>) = 0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5381] <... prctl resumed>) = 0 [pid 5380] <... openat resumed>) = 3 [pid 5379] <... socket resumed>) = 4 [pid 5378] <... openat resumed>) = 7 [pid 5380] write(3, "1000", 4 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5383 attached [pid 5382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5381] setpgid(0, 0 [pid 5380] <... write resumed>) = 4 [pid 5379] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5378] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5380] close(3 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5383 [pid 5381] <... setpgid resumed>) = 0 [pid 5380] <... close resumed>) = 0 [pid 5380] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5379] <... openat resumed>) = 5 [pid 5378] <... ioctl resumed>) = 0 [pid 5381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5380] <... openat resumed>) = 3 [pid 5379] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5378] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5382] <... prctl resumed>) = 0 [pid 5380] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5379] <... ioctl resumed>) = 0 [pid 5378] <... ioctl resumed>) = 0 [pid 5381] <... openat resumed>) = 3 [pid 5380] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5379] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5378] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5380] <... socket resumed>) = 4 [pid 5380] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5378] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5382] setpgid(0, 0 [pid 5381] write(3, "1000", 4 [pid 5380] <... openat resumed>) = 5 [pid 5379] <... openat resumed>) = 7 [pid 5378] close_range(4, 4294967295, 0 [pid 5380] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5380] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5380] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5381] <... write resumed>) = 4 [pid 5380] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5379] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5378] <... close_range resumed>) = 0 [pid 5380] <... ioctl resumed>) = 0 [pid 5380] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5381] close(3 [pid 5380] close_range(4, 4294967295, 0 [pid 5379] <... ioctl resumed>) = 0 [pid 5378] exit_group(0 [pid 5381] <... close resumed>) = 0 [pid 5380] <... close_range resumed>) = 0 [pid 5379] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5378] <... exit_group resumed>) = ? [pid 5381] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5380] exit_group(0 [pid 5379] <... ioctl resumed>) = 0 [pid 5380] <... exit_group resumed>) = ? [pid 5381] <... openat resumed>) = 3 [pid 5380] +++ exited with 0 +++ [pid 5379] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5378] +++ exited with 0 +++ [pid 5382] <... setpgid resumed>) = 0 [pid 5381] read(3, [pid 5379] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5381] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5379] close_range(4, 4294967295, 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5381] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5379] <... close_range resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5379] exit_group(0 [pid 5383] <... prctl resumed>) = 0 [pid 5383] setpgid(0, 0) = 0 [pid 5383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5382] <... openat resumed>) = 3 [pid 5381] <... socket resumed>) = 4 [pid 5379] <... exit_group resumed>) = ? [pid 5383] <... openat resumed>) = 3 [pid 5381] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5383] write(3, "1000", 4) = 4 [pid 5379] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5385 attached [pid 5383] close(3 [pid 5382] write(3, "1000", 4 [pid 5381] <... openat resumed>) = 5 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5384 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5383] <... close resumed>) = 0 [pid 5382] <... write resumed>) = 4 [pid 5381] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5385 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5383] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5382] close(3 [pid 5381] <... ioctl resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5383] <... openat resumed>) = 3 [pid 5383] read(3, "objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5382] <... close resumed>) = 0 [pid 5381] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5383] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5382] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5381] <... openat resumed>) = 7 [pid 5385] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5386 attached ./strace-static-x86_64: Process 5384 attached [pid 5383] <... socket resumed>) = 4 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5386 [pid 5384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5383] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5385] <... prctl resumed>) = 0 [pid 5384] <... prctl resumed>) = 0 [pid 5383] <... openat resumed>) = 5 [pid 5382] <... openat resumed>) = 3 [pid 5381] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5384] setpgid(0, 0 [pid 5383] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5384] <... setpgid resumed>) = 0 [pid 5383] <... ioctl resumed>) = 0 [pid 5384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5383] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5381] <... ioctl resumed>) = 0 [pid 5386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5385] setpgid(0, 0 [pid 5384] <... openat resumed>) = 3 [pid 5383] <... openat resumed>) = 7 [pid 5382] read(3, [pid 5384] write(3, "1000", 4 [pid 5383] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5381] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5384] <... write resumed>) = 4 [pid 5383] <... ioctl resumed>) = 0 [pid 5384] close(3 [pid 5383] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5384] <... close resumed>) = 0 [pid 5383] <... ioctl resumed>) = 0 [pid 5382] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5381] <... ioctl resumed>) = 0 [pid 5385] <... setpgid resumed>) = 0 [pid 5384] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5383] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5382] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5384] <... openat resumed>) = 3 [pid 5383] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5381] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5384] read(3, [pid 5383] close_range(4, 4294967295, 0 [pid 5382] <... socket resumed>) = 4 [pid 5381] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5386] <... prctl resumed>) = 0 [pid 5385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5384] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5383] <... close_range resumed>) = 0 [pid 5382] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5381] close_range(4, 4294967295, 0 [pid 5386] setpgid(0, 0 [pid 5384] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5383] exit_group(0 [pid 5382] <... openat resumed>) = 5 [pid 5386] <... setpgid resumed>) = 0 [pid 5384] <... socket resumed>) = 4 [pid 5383] <... exit_group resumed>) = ? [pid 5382] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5381] <... close_range resumed>) = 0 [pid 5385] <... openat resumed>) = 3 [pid 5386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5384] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5383] +++ exited with 0 +++ [pid 5381] exit_group(0 [pid 5382] <... ioctl resumed>) = 0 [pid 5385] write(3, "1000", 4 [pid 5386] <... openat resumed>) = 3 [pid 5384] <... openat resumed>) = 5 [pid 5382] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5381] <... exit_group resumed>) = ? [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5386] write(3, "1000", 4 [pid 5384] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5386] <... write resumed>) = 4 [pid 5384] <... ioctl resumed>) = 0 [pid 5382] <... openat resumed>) = 7 [pid 5386] close(3 [pid 5384] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5387 attached [pid 5386] <... close resumed>) = 0 [pid 5385] <... write resumed>) = 4 [pid 5384] <... openat resumed>) = 7 [pid 5382] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5381] +++ exited with 0 +++ [pid 5386] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5384] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5387 [pid 5386] <... openat resumed>) = 3 [pid 5384] <... ioctl resumed>) = 0 [pid 5386] read(3, [pid 5385] close(3 [pid 5384] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5386] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5385] <... close resumed>) = 0 [pid 5384] <... ioctl resumed>) = 0 [pid 5382] <... ioctl resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5388 attached [pid 5387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5386] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5385] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5384] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5382] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5386] <... socket resumed>) = 4 [pid 5384] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5388 [pid 5386] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5384] close_range(4, 4294967295, 0 [pid 5385] <... openat resumed>) = 3 [pid 5388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5387] <... prctl resumed>) = 0 [pid 5386] <... openat resumed>) = 5 [pid 5384] <... close_range resumed>) = 0 [pid 5382] <... ioctl resumed>) = 0 [pid 5385] read(3, [pid 5386] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5384] exit_group(0 [pid 5386] <... ioctl resumed>) = 0 [pid 5384] <... exit_group resumed>) = ? [pid 5388] <... prctl resumed>) = 0 [pid 5387] setpgid(0, 0 [pid 5386] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5385] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5382] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5387] <... setpgid resumed>) = 0 [pid 5386] <... openat resumed>) = 7 [pid 5384] +++ exited with 0 +++ [pid 5386] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5385] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5382] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5384, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5386] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5382] close_range(4, 4294967295, 0 [pid 5386] <... ioctl resumed>) = 0 [pid 5385] <... socket resumed>) = 4 [pid 5386] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5382] <... close_range resumed>) = 0 [pid 5386] close_range(4, 4294967295, 0 [pid 5385] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5387] <... openat resumed>) = 3 [pid 5386] <... close_range resumed>) = 0 [pid 5382] exit_group(0 [pid 5386] exit_group(0) = ? [pid 5388] setpgid(0, 0 [pid 5387] write(3, "1000", 4 [pid 5386] +++ exited with 0 +++ [pid 5385] <... openat resumed>) = 5 [pid 5382] <... exit_group resumed>) = ? [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5385] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5382] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5389 [pid 5385] <... ioctl resumed>) = 0 [pid 5387] <... write resumed>) = 4 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5387] close(3 [pid 5385] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... restart_syscall resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5390 [pid 5387] <... close resumed>) = 0 [pid 5385] <... openat resumed>) = 7 [pid 5385] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5387] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5391 attached [pid 5388] <... setpgid resumed>) = 0 [pid 5387] <... openat resumed>) = 3 [pid 5385] <... ioctl resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5391 [pid 5387] read(3, [pid 5385] ioctl(8, SYNC_IOC_MERGE, 0x20000040./strace-static-x86_64: Process 5390 attached [pid 5390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5390] setpgid(0, 0) = 0 [pid 5387] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5385] <... ioctl resumed>) = 0 [pid 5387] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5385] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5387] <... socket resumed>) = 4 [pid 5385] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5387] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5385] close_range(4, 4294967295, 0 [pid 5390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5387] <... openat resumed>) = 5 [pid 5391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5390] <... openat resumed>) = 3 [pid 5388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5385] <... close_range resumed>) = 0 [pid 5387] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5385] exit_group(0 [pid 5387] <... ioctl resumed>) = 0 [pid 5387] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5385] <... exit_group resumed>) = ? [pid 5390] write(3, "1000", 4) = 4 [pid 5387] <... openat resumed>) = 7 [pid 5390] close(3) = 0 [pid 5390] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5390] read(3, [pid 5385] +++ exited with 0 +++ [pid 5390] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5387] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5389 attached [pid 5390] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5387] <... ioctl resumed>) = 0 [pid 5391] <... prctl resumed>) = 0 [pid 5390] <... socket resumed>) = 4 [pid 5389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5388] <... openat resumed>) = 3 [pid 5387] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5390] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5389] <... prctl resumed>) = 0 [pid 5388] write(3, "1000", 4 [pid 5387] <... ioctl resumed>) = 0 [pid 5390] <... openat resumed>) = 5 [pid 5389] setpgid(0, 0 [pid 5388] <... write resumed>) = 4 [pid 5387] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5390] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5389] <... setpgid resumed>) = 0 [pid 5387] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5390] <... ioctl resumed>) = 0 [pid 5389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5388] close(3 [pid 5387] close_range(4, 4294967295, 0 [pid 5390] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5389] <... openat resumed>) = 3 [pid 5387] <... close_range resumed>) = 0 [pid 5388] <... close resumed>) = 0 [pid 5390] <... openat resumed>) = 7 [pid 5389] write(3, "1000", 4 [pid 5388] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5387] exit_group(0 [pid 5390] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5389] <... write resumed>) = 4 [pid 5387] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5390] <... ioctl resumed>) = 0 [pid 5389] close(3 [pid 5388] <... openat resumed>) = 3 [pid 5387] +++ exited with 0 +++ [pid 5390] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5389] <... close resumed>) = 0 [pid 5388] read(3, [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5392 [pid 5390] <... ioctl resumed>) = 0 [pid 5389] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5388] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5390] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5389] <... openat resumed>) = 3 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5391] setpgid(0, 0 [pid 5390] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5389] read(3, [pid 5388] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5391] <... setpgid resumed>) = 0 [pid 5390] close_range(4, 4294967295, 0 [pid 5389] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5388] <... socket resumed>) = 4 [pid 5391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5390] <... close_range resumed>) = 0 [pid 5389] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5388] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5391] <... openat resumed>) = 3 [pid 5390] exit_group(0 [pid 5389] <... socket resumed>) = 4 [pid 5388] <... openat resumed>) = 5 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5393 attached [pid 5391] write(3, "1000", 4 [pid 5390] <... exit_group resumed>) = ? [pid 5389] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5388] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5391] <... write resumed>) = 4 [pid 5390] +++ exited with 0 +++ [pid 5389] <... openat resumed>) = 5 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5393 [pid 5391] close(3 [pid 5389] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5388] <... ioctl resumed>) = 0 [pid 5389] <... ioctl resumed>) = 0 [pid 5388] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5391] <... close resumed>) = 0 [pid 5389] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5388] <... openat resumed>) = 7 [pid 5080] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5392 attached [pid 5391] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5389] <... openat resumed>) = 7 [pid 5388] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5391] <... openat resumed>) = 3 [pid 5389] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5392] <... prctl resumed>) = 0 [pid 5391] read(3, [pid 5389] <... ioctl resumed>) = 0 [pid 5388] <... ioctl resumed>) = 0 [pid 5392] setpgid(0, 0 [pid 5389] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5388] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5391] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5392] <... setpgid resumed>) = 0 [pid 5391] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5389] <... ioctl resumed>) = 0 [pid 5388] <... ioctl resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5391] <... socket resumed>) = 4 [pid 5389] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5388] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5392] <... openat resumed>) = 3 [pid 5389] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5391] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5388] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5392] write(3, "1000", 4 [pid 5391] <... openat resumed>) = 5 [pid 5389] close_range(4, 4294967295, 0 [pid 5388] close_range(4, 4294967295, 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5394 [pid 5392] <... write resumed>) = 4 [pid 5391] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5389] <... close_range resumed>) = 0 [pid 5392] close(3 [pid 5391] <... ioctl resumed>) = 0 [pid 5389] exit_group(0 [pid 5388] <... close_range resumed>) = 0 [pid 5392] <... close resumed>) = 0 [pid 5391] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5389] <... exit_group resumed>) = ? [pid 5393] <... prctl resumed>) = 0 [pid 5392] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5391] <... openat resumed>) = 7 [pid 5389] +++ exited with 0 +++ [pid 5388] exit_group(0 [pid 5393] setpgid(0, 0 [pid 5392] <... openat resumed>) = 3 [pid 5391] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5388] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5392] read(3, [pid 5391] <... ioctl resumed>) = 0 [pid 5392] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5392] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5395 attached ./strace-static-x86_64: Process 5394 attached [pid 5393] <... setpgid resumed>) = 0 [pid 5392] <... socket resumed>) = 4 [pid 5391] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5388] +++ exited with 0 +++ [pid 5394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5392] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5391] <... ioctl resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5395 [pid 5394] <... prctl resumed>) = 0 [pid 5392] <... openat resumed>) = 5 [pid 5391] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5394] setpgid(0, 0 [pid 5393] <... openat resumed>) = 3 [pid 5392] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5391] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... restart_syscall resumed>) = 0 [pid 5394] <... setpgid resumed>) = 0 [pid 5393] write(3, "1000", 4 [pid 5392] <... ioctl resumed>) = 0 [pid 5391] close_range(4, 4294967295, 0 [pid 5395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5393] <... write resumed>) = 4 [pid 5392] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5395] <... prctl resumed>) = 0 [pid 5394] <... openat resumed>) = 3 [pid 5393] close(3 [pid 5392] <... openat resumed>) = 7 [pid 5391] <... close_range resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5396 attached [pid 5395] setpgid(0, 0 [pid 5394] write(3, "1000", 4 [pid 5393] <... close resumed>) = 0 [pid 5392] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5391] exit_group(0 [pid 5394] <... write resumed>) = 4 [pid 5393] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5392] <... ioctl resumed>) = 0 [pid 5391] <... exit_group resumed>) = ? [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5396 [pid 5394] close(3 [pid 5393] <... openat resumed>) = 3 [pid 5392] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5394] <... close resumed>) = 0 [pid 5392] <... ioctl resumed>) = 0 [pid 5394] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5392] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5391] +++ exited with 0 +++ [pid 5394] <... openat resumed>) = 3 [pid 5393] read(3, [pid 5392] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5394] read(3, [pid 5393] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5392] close_range(4, 4294967295, 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5395] <... setpgid resumed>) = 0 [pid 5394] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5393] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5392] <... close_range resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5394] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5393] <... socket resumed>) = 4 [pid 5392] exit_group(0 [pid 5395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5394] <... socket resumed>) = 4 [pid 5393] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5392] <... exit_group resumed>) = ? [pid 5396] <... prctl resumed>) = 0 [pid 5395] <... openat resumed>) = 3 [pid 5394] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5393] <... openat resumed>) = 5 [pid 5392] +++ exited with 0 +++ [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5397 attached [pid 5396] setpgid(0, 0 [pid 5395] write(3, "1000", 4 [pid 5394] <... openat resumed>) = 5 [pid 5393] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5394] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5397 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5394] <... ioctl resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5394] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5395] <... write resumed>) = 4 [pid 5394] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5393] <... ioctl resumed>) = 0 [pid 5394] <... ioctl resumed>) = 0 [pid 5394] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5398 attached [pid 5397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5396] <... setpgid resumed>) = 0 [pid 5395] close(3 [pid 5394] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5393] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5394] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5398 [pid 5394] close_range(4, 4294967295, 0) = 0 [pid 5396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5395] <... close resumed>) = 0 [pid 5394] exit_group(0 [pid 5393] <... openat resumed>) = 7 [pid 5394] <... exit_group resumed>) = ? [pid 5398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5397] <... prctl resumed>) = 0 [pid 5396] <... openat resumed>) = 3 [pid 5395] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5394] +++ exited with 0 +++ [pid 5393] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5395] <... openat resumed>) = 3 [pid 5393] <... ioctl resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5395] read(3, [pid 5393] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5396] write(3, "1000", 4 [pid 5398] <... prctl resumed>) = 0 [pid 5398] setpgid(0, 0) = 0 [pid 5398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5393] <... ioctl resumed>) = 0 [pid 5397] setpgid(0, 0 [pid 5396] <... write resumed>) = 4 [pid 5395] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5393] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5398] <... openat resumed>) = 3 [pid 5397] <... setpgid resumed>) = 0 [pid 5398] write(3, "1000", 4 [pid 5397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5398] <... write resumed>) = 4 [pid 5397] <... openat resumed>) = 3 [pid 5398] close(3 [pid 5397] write(3, "1000", 4 [pid 5398] <... close resumed>) = 0 [pid 5397] <... write resumed>) = 4 [pid 5398] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5397] close(3 [pid 5396] close(3 [pid 5395] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5393] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5398] <... openat resumed>) = 3 [pid 5397] <... close resumed>) = 0 [pid 5396] <... close resumed>) = 0 [pid 5398] read(3, [pid 5397] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5395] <... socket resumed>) = 4 [pid 5393] close_range(4, 4294967295, 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5399 [pid 5398] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5397] <... openat resumed>) = 3 [pid 5396] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5395] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5398] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5397] read(3, [pid 5396] <... openat resumed>) = 3 [pid 5393] <... close_range resumed>) = 0 [pid 5398] <... socket resumed>) = 4 [pid 5397] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5396] read(3, [pid 5395] <... openat resumed>) = 5 [pid 5393] exit_group(0 [pid 5398] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5397] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5396] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5395] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5393] <... exit_group resumed>) = ? [pid 5398] <... openat resumed>) = 5 [pid 5397] <... socket resumed>) = 4 [pid 5396] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5395] <... ioctl resumed>) = 0 [pid 5398] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5397] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5398] <... ioctl resumed>) = 0 [pid 5397] <... openat resumed>) = 5 [pid 5398] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5397] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140./strace-static-x86_64: Process 5399 attached [pid 5398] <... openat resumed>) = 7 [pid 5397] <... ioctl resumed>) = 0 [pid 5396] <... socket resumed>) = 4 [pid 5395] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5393] +++ exited with 0 +++ [pid 5399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5398] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5397] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5396] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5395] <... openat resumed>) = 7 [pid 5399] <... prctl resumed>) = 0 [pid 5398] <... ioctl resumed>) = 0 [pid 5397] <... openat resumed>) = 7 [pid 5396] <... openat resumed>) = 5 [pid 5395] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5399] setpgid(0, 0 [pid 5398] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5397] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5396] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5395] <... ioctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5400 attached [pid 5399] <... setpgid resumed>) = 0 [pid 5398] <... ioctl resumed>) = 0 [pid 5397] <... ioctl resumed>) = 0 [pid 5396] <... ioctl resumed>) = 0 [pid 5395] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5398] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5397] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5400 [pid 5399] <... openat resumed>) = 3 [pid 5398] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5397] <... ioctl resumed>) = 0 [pid 5396] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5395] <... ioctl resumed>) = 0 [pid 5399] write(3, "1000", 4 [pid 5398] close_range(4, 4294967295, 0 [pid 5397] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5396] <... openat resumed>) = 7 [pid 5395] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5399] <... write resumed>) = 4 [pid 5398] <... close_range resumed>) = 0 [pid 5397] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5396] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5395] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5399] close(3 [pid 5398] exit_group(0 [pid 5397] close_range(4, 4294967295, 0 [pid 5400] <... prctl resumed>) = 0 [pid 5399] <... close resumed>) = 0 [pid 5398] <... exit_group resumed>) = ? [pid 5397] <... close_range resumed>) = 0 [pid 5396] <... ioctl resumed>) = 0 [pid 5395] close_range(4, 4294967295, 0 [pid 5400] setpgid(0, 0 [pid 5399] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5398] +++ exited with 0 +++ [pid 5397] exit_group(0 [pid 5396] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5399] <... openat resumed>) = 3 [pid 5397] <... exit_group resumed>) = ? [pid 5396] <... ioctl resumed>) = 0 [pid 5395] <... close_range resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5400] <... setpgid resumed>) = 0 [pid 5399] read(3, [pid 5397] +++ exited with 0 +++ [pid 5396] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5395] exit_group(0 [pid 5399] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5396] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5395] <... exit_group resumed>) = ? [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5399] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5396] close_range(4, 4294967295, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5401 attached [pid 5400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5399] <... socket resumed>) = 4 [pid 5396] <... close_range resumed>) = 0 [pid 5395] +++ exited with 0 +++ [pid 5399] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5396] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5401 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5399] <... openat resumed>) = 5 [pid 5396] <... exit_group resumed>) = ? [pid 5399] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5399] <... ioctl resumed>) = 0 [pid 5396] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5400] <... openat resumed>) = 3 [pid 5399] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5402 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5401] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5403 attached [pid 5400] write(3, "1000", 4 [pid 5399] <... openat resumed>) = 7 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5403 [pid 5400] <... write resumed>) = 4 [pid 5399] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5400] close(3 [pid 5399] <... ioctl resumed>) = 0 [pid 5401] <... prctl resumed>) = 0 [pid 5400] <... close resumed>) = 0 [pid 5399] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5400] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5399] <... ioctl resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5404 attached [pid 5403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5401] setpgid(0, 0 [pid 5400] <... openat resumed>) = 3 [pid 5399] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5404 [pid 5400] read(3, [pid 5399] close_range(4, 4294967295, 0 [pid 5403] <... prctl resumed>) = 0 [pid 5401] <... setpgid resumed>) = 0 [pid 5400] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5399] <... close_range resumed>) = 0 [pid 5404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5399] exit_group(0 [pid 5400] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5399] <... exit_group resumed>) = ? [pid 5404] <... prctl resumed>) = 0 [pid 5403] setpgid(0, 0 [pid 5401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5400] <... socket resumed>) = 4 [pid 5399] +++ exited with 0 +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5400] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5401] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5402 attached [pid 5400] <... openat resumed>) = 5 [pid 5401] write(3, "1000", 4 [pid 5402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5400] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5403] <... setpgid resumed>) = 0 [pid 5401] <... write resumed>) = 4 [pid 5402] <... prctl resumed>) = 0 [pid 5400] <... ioctl resumed>) = 0 [pid 5401] close(3 [pid 5400] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5402] setpgid(0, 0 [pid 5400] <... openat resumed>) = 7 [pid 5401] <... close resumed>) = 0 [pid 5400] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5401] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5402] <... setpgid resumed>) = 0 [pid 5401] <... openat resumed>) = 3 [pid 5400] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5401] read(3, [pid 5400] <... ioctl resumed>) = 0 [pid 5402] write(3, "1000", 4 [pid 5400] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5402] <... write resumed>) = 4 [pid 5401] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5402] close(3 [pid 5400] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5402] <... close resumed>) = 0 [pid 5402] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5404] setpgid(0, 0 [pid 5402] <... openat resumed>) = 3 [pid 5401] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5400] close_range(4, 4294967295, 0 [pid 5404] <... setpgid resumed>) = 0 [pid 5402] read(3, [pid 5401] <... socket resumed>) = 4 [pid 5404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5402] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5401] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5400] <... close_range resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5405 [pid 5404] <... openat resumed>) = 3 [pid 5402] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5401] <... openat resumed>) = 5 [pid 5400] exit_group(0 [pid 5404] write(3, "1000", 4 [pid 5403] <... openat resumed>) = 3 [pid 5402] <... socket resumed>) = 4 [pid 5401] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5400] <... exit_group resumed>) = ? [pid 5404] <... write resumed>) = 4 [pid 5402] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5404] close(3 [pid 5402] <... openat resumed>) = 5 [pid 5401] <... ioctl resumed>) = 0 [pid 5404] <... close resumed>) = 0 [pid 5402] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5404] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5402] <... ioctl resumed>) = 0 [pid 5400] +++ exited with 0 +++ [pid 5404] read(3, [pid 5403] write(3, "1000", 4 [pid 5402] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5401] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5405 attached [pid 5404] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 154 [pid 5403] <... write resumed>) = 4 [pid 5402] <... openat resumed>) = 7 [pid 5401] <... openat resumed>) = 7 [pid 5405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5404] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5403] close(3 [pid 5402] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5401] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5405] <... prctl resumed>) = 0 [pid 5404] <... socket resumed>) = 4 [pid 5402] <... ioctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5406 attached [pid 5405] setpgid(0, 0 [pid 5404] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5403] <... close resumed>) = 0 [pid 5402] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5401] <... ioctl resumed>) = 0 [pid 5405] <... setpgid resumed>) = 0 [pid 5404] <... openat resumed>) = 5 [pid 5403] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5402] <... ioctl resumed>) = 0 [pid 5401] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5406 [pid 5405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5404] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5403] <... openat resumed>) = 3 [pid 5402] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5401] <... ioctl resumed>) = 0 [pid 5405] <... openat resumed>) = 3 [pid 5404] <... ioctl resumed>) = 0 [pid 5403] read(3, [pid 5402] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5401] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5405] write(3, "1000", 4 [pid 5404] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5403] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 281 [pid 5402] close_range(4, 4294967295, 0 [pid 5401] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5405] <... write resumed>) = 4 [pid 5404] <... openat resumed>) = 7 [pid 5403] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5402] <... close_range resumed>) = 0 [pid 5401] close_range(4, 4294967295, 0 [pid 5406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5405] close(3 [pid 5404] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5403] <... socket resumed>) = 4 [pid 5402] exit_group(0 [pid 5405] <... close resumed>) = 0 [pid 5404] <... ioctl resumed>) = 0 [pid 5402] <... exit_group resumed>) = ? [pid 5406] <... prctl resumed>) = 0 [pid 5405] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5404] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5403] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5402] +++ exited with 0 +++ [pid 5401] <... close_range resumed>) = 0 [pid 5406] setpgid(0, 0 [pid 5405] <... openat resumed>) = 3 [pid 5404] <... ioctl resumed>) = 0 [pid 5403] <... openat resumed>) = 5 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5405] read(3, [pid 5404] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5403] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5401] exit_group(0 [pid 5405] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5404] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5403] <... ioctl resumed>) = 0 [pid 5401] <... exit_group resumed>) = ? [pid 5406] <... setpgid resumed>) = 0 [pid 5405] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5404] close_range(4, 4294967295, 0 [pid 5403] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5405] <... socket resumed>) = 4 [pid 5404] <... close_range resumed>) = 0 [pid 5403] <... openat resumed>) = 7 [pid 5401] +++ exited with 0 +++ [pid 5406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5405] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5404] exit_group(0 [pid 5403] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5407 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5406] <... openat resumed>) = 3 [pid 5405] <... openat resumed>) = 5 [pid 5404] <... exit_group resumed>) = ? [pid 5403] <... ioctl resumed>) = 0 [pid 5406] write(3, "1000", 4 [pid 5405] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5404] +++ exited with 0 +++ [pid 5403] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5406] <... write resumed>) = 4 [pid 5405] <... ioctl resumed>) = 0 [pid 5403] <... ioctl resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5406] close(3 [pid 5405] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5403] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5408 attached [pid 5406] <... close resumed>) = 0 [pid 5405] <... openat resumed>) = 7 [pid 5403] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... restart_syscall resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5408 [pid 5406] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5405] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5403] close_range(4, 4294967295, 0./strace-static-x86_64: Process 5407 attached [pid 5405] <... ioctl resumed>) = 0 [pid 5403] <... close_range resumed>) = 0 [pid 5406] <... openat resumed>) = 3 [pid 5405] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5409 attached [pid 5408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5406] read(3, [pid 5405] <... ioctl resumed>) = 0 [pid 5403] exit_group(0 [pid 5407] <... prctl resumed>) = 0 [pid 5405] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5409 [pid 5407] setpgid(0, 0 [pid 5406] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5405] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5403] <... exit_group resumed>) = ? [pid 5407] <... setpgid resumed>) = 0 [pid 5405] close_range(4, 4294967295, 0 [pid 5407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5405] <... close_range resumed>) = 0 [pid 5407] <... openat resumed>) = 3 [pid 5405] exit_group(0 [pid 5403] +++ exited with 0 +++ [pid 5407] write(3, "1000", 4 [pid 5406] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5405] <... exit_group resumed>) = ? [pid 5407] <... write resumed>) = 4 [pid 5405] +++ exited with 0 +++ [pid 5406] <... socket resumed>) = 4 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5408] <... prctl resumed>) = 0 [pid 5407] close(3 [pid 5406] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5410 attached [pid 5409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5408] setpgid(0, 0 [pid 5407] <... close resumed>) = 0 [pid 5406] <... openat resumed>) = 5 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5408] <... setpgid resumed>) = 0 [pid 5407] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5406] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5410 [pid 5407] <... openat resumed>) = 3 [pid 5407] read(3, "objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5407] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6) = 4 [pid 5407] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5407] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5406] <... ioctl resumed>) = 0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5407] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5406] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5407] <... openat resumed>) = 7 [pid 5407] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5406] <... openat resumed>) = 7 [pid 5408] <... openat resumed>) = 3 [pid 5407] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5406] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5409] <... prctl resumed>) = 0 [pid 5407] <... ioctl resumed>) = 0 [pid 5409] setpgid(0, 0 [pid 5407] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5409] <... setpgid resumed>) = 0 [pid 5407] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5408] write(3, "1000", 4 [pid 5407] close_range(4, 4294967295, 0 [pid 5406] <... ioctl resumed>) = 0 [pid 5409] <... openat resumed>) = 3 [pid 5408] <... write resumed>) = 4 [pid 5407] <... close_range resumed>) = 0 [pid 5409] write(3, "1000", 4 [pid 5408] close(3 [pid 5407] exit_group(0 [pid 5406] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5411 [pid 5409] <... write resumed>) = 4 [pid 5408] <... close resumed>) = 0 [pid 5407] <... exit_group resumed>) = ? [pid 5406] <... ioctl resumed>) = 0 [pid 5410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5409] close(3 [pid 5408] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5407] +++ exited with 0 +++ [pid 5406] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5409] <... close resumed>) = 0 [pid 5408] <... openat resumed>) = 3 [pid 5406] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5409] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5408] read(3, [pid 5406] close_range(4, 4294967295, 0 [pid 5409] <... openat resumed>) = 3 [pid 5409] read(3, [pid 5408] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5409] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence error@5"..., 8224) = 152 [pid 5406] <... close_range resumed>) = 0 [pid 5409] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5408] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6./strace-static-x86_64: Process 5411 attached [pid 5409] <... socket resumed>) = 4 [pid 5406] exit_group(0 [pid 5408] <... socket resumed>) = 4 [pid 5411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5410] <... prctl resumed>) = 0 [pid 5409] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5406] <... exit_group resumed>) = ? [pid 5408] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5411] <... prctl resumed>) = 0 [pid 5409] <... openat resumed>) = 5 [pid 5411] setpgid(0, 0 [pid 5409] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5411] <... setpgid resumed>) = 0 [pid 5409] <... ioctl resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5412 attached [pid 5411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5410] setpgid(0, 0 [pid 5409] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5408] <... openat resumed>) = 5 [pid 5406] +++ exited with 0 +++ [pid 5412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5411] <... openat resumed>) = 3 [pid 5410] <... setpgid resumed>) = 0 [pid 5409] <... openat resumed>) = 7 [pid 5408] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5412 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5411] write(3, "1000", 4 [pid 5409] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5411] <... write resumed>) = 4 [pid 5409] <... ioctl resumed>) = 0 [pid 5408] <... ioctl resumed>) = 0 [pid 5411] close(3 [pid 5410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5409] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5408] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5411] <... close resumed>) = 0 [pid 5409] <... ioctl resumed>) = 0 [pid 5408] <... openat resumed>) = 7 [pid 5412] <... prctl resumed>) = 0 [pid 5411] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5410] <... openat resumed>) = 3 [pid 5409] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5408] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5413 [pid 5412] setpgid(0, 0 [pid 5411] <... openat resumed>) = 3 [pid 5410] write(3, "1000", 4 [pid 5409] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5408] <... ioctl resumed>) = 0 [pid 5411] read(3, [pid 5410] <... write resumed>) = 4 [pid 5409] close_range(4, 4294967295, 0 [pid 5408] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5411] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5410] close(3 [pid 5409] <... close_range resumed>) = 0 [pid 5408] <... ioctl resumed>) = 0 [pid 5411] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5410] <... close resumed>) = 0 [pid 5409] exit_group(0 [pid 5408] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5411] <... socket resumed>) = 4 [pid 5409] <... exit_group resumed>) = ? [pid 5412] <... setpgid resumed>) = 0 [pid 5411] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5410] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5409] +++ exited with 0 +++ [pid 5408] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5411] <... openat resumed>) = 5 [pid 5410] <... openat resumed>) = 3 [pid 5408] close_range(4, 4294967295, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5411] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5411] <... ioctl resumed>) = 0 [pid 5410] read(3, [pid 5408] <... close_range resumed>) = 0 [pid 5079] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5413 attached [pid 5411] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5410] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5408] exit_group(0 [pid 5413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5411] <... openat resumed>) = 7 [pid 5410] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5408] <... exit_group resumed>) = ? [pid 5413] <... prctl resumed>) = 0 [pid 5412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5411] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5413] setpgid(0, 0 [pid 5411] <... ioctl resumed>) = 0 [pid 5410] <... socket resumed>) = 4 [pid 5408] +++ exited with 0 +++ [pid 5413] <... setpgid resumed>) = 0 [pid 5411] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5410] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5414 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5411] <... ioctl resumed>) = 0 [pid 5410] <... openat resumed>) = 5 [pid 5413] <... openat resumed>) = 3 [pid 5412] <... openat resumed>) = 3 [pid 5411] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5410] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5413] write(3, "1000", 4 [pid 5411] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5410] <... ioctl resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5413] <... write resumed>) = 4 [pid 5412] write(3, "1000", 4 [pid 5411] close_range(4, 4294967295, 0 [pid 5410] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY./strace-static-x86_64: Process 5415 attached [pid 5413] close(3 [pid 5412] <... write resumed>) = 4 [pid 5411] <... close_range resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5415 [pid 5410] <... openat resumed>) = 7 [pid 5413] <... close resumed>) = 0 [pid 5411] exit_group(0 [pid 5410] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5412] close(3 [pid 5413] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5411] <... exit_group resumed>) = ? [pid 5415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5413] <... openat resumed>) = 3 [pid 5412] <... close resumed>) = 0 [pid 5411] +++ exited with 0 +++ [pid 5410] <... ioctl resumed>) = 0 [pid 5413] read(3, [pid 5410] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5413] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5412] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5413] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5410] <... ioctl resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5414 attached [pid 5415] <... prctl resumed>) = 0 [pid 5413] <... socket resumed>) = 4 [pid 5412] <... openat resumed>) = 3 [pid 5410] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5415] setpgid(0, 0 [pid 5413] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5412] read(3, [pid 5410] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] <... restart_syscall resumed>) = 0 [pid 5415] <... setpgid resumed>) = 0 [pid 5413] <... openat resumed>) = 5 [pid 5412] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5410] close_range(4, 4294967295, 0 [pid 5415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5413] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5410] <... close_range resumed>) = 0 [pid 5415] <... openat resumed>) = 3 [pid 5413] <... ioctl resumed>) = 0 [pid 5412] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5410] exit_group(0 [pid 5415] write(3, "1000", 4 [pid 5413] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5412] <... socket resumed>) = 4 [pid 5410] <... exit_group resumed>) = ? [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5415] <... write resumed>) = 4 [pid 5414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5413] <... openat resumed>) = 7 [pid 5414] <... prctl resumed>) = 0 [pid 5413] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5414] setpgid(0, 0 [pid 5413] <... ioctl resumed>) = 0 [pid 5410] +++ exited with 0 +++ [pid 5414] <... setpgid resumed>) = 0 [pid 5413] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5416 attached [pid 5415] close(3 [pid 5414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5413] <... ioctl resumed>) = 0 [pid 5412] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5415] <... close resumed>) = 0 [pid 5414] <... openat resumed>) = 3 [pid 5413] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5412] <... openat resumed>) = 5 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5416 [pid 5416] <... prctl resumed>) = 0 [pid 5415] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5414] write(3, "1000", 4 [pid 5413] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5412] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5417 attached [pid 5416] setpgid(0, 0 [pid 5415] <... openat resumed>) = 3 [pid 5414] <... write resumed>) = 4 [pid 5413] close_range(4, 4294967295, 0 [pid 5412] <... ioctl resumed>) = 0 [pid 5417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5416] <... setpgid resumed>) = 0 [pid 5415] read(3, [pid 5414] close(3 [pid 5413] <... close_range resumed>) = 0 [pid 5412] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5417 [pid 5417] <... prctl resumed>) = 0 [pid 5416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5415] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5414] <... close resumed>) = 0 [pid 5413] exit_group(0 [pid 5412] <... openat resumed>) = 7 [pid 5417] setpgid(0, 0 [pid 5416] <... openat resumed>) = 3 [pid 5415] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5414] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5413] <... exit_group resumed>) = ? [pid 5412] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5417] <... setpgid resumed>) = 0 [pid 5416] write(3, "1000", 4 [pid 5415] <... socket resumed>) = 4 [pid 5414] <... openat resumed>) = 3 [pid 5413] +++ exited with 0 +++ [pid 5412] <... ioctl resumed>) = 0 [pid 5417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5416] <... write resumed>) = 4 [pid 5415] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5414] read(3, [pid 5412] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5417] <... openat resumed>) = 3 [pid 5416] close(3 [pid 5415] <... openat resumed>) = 5 [pid 5414] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5412] <... ioctl resumed>) = 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5417] write(3, "1000", 4 [pid 5416] <... close resumed>) = 0 [pid 5415] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5414] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5412] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5417] <... write resumed>) = 4 [pid 5416] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5415] <... ioctl resumed>) = 0 [pid 5414] <... socket resumed>) = 4 [pid 5412] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5417] close(3 [pid 5416] <... openat resumed>) = 3 [pid 5415] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5414] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5412] close_range(4, 4294967295, 0 [pid 5417] <... close resumed>) = 0 [pid 5416] read(3, [pid 5415] <... openat resumed>) = 7 [pid 5414] <... openat resumed>) = 5 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5418 attached [pid 5417] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5416] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nsyz-executor27"..., 8224) = 129 [pid 5415] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5414] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5412] <... close_range resumed>) = 0 [pid 5418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5417] <... openat resumed>) = 3 [pid 5416] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5415] <... ioctl resumed>) = 0 [pid 5414] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5418 [pid 5418] <... prctl resumed>) = 0 [pid 5417] read(3, [pid 5416] <... socket resumed>) = 4 [pid 5415] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5414] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5412] exit_group(0 [pid 5418] setpgid(0, 0 [pid 5417] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5416] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5415] <... ioctl resumed>) = 0 [pid 5414] <... openat resumed>) = 7 [pid 5412] <... exit_group resumed>) = ? [pid 5418] <... setpgid resumed>) = 0 [pid 5417] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5416] <... openat resumed>) = 5 [pid 5415] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5414] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0) = 0 [pid 5414] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5412] +++ exited with 0 +++ [pid 5418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5417] <... socket resumed>) = 4 [pid 5416] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5415] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5414] <... ioctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5418] <... openat resumed>) = 3 [pid 5417] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5416] <... ioctl resumed>) = 0 [pid 5415] close_range(4, 4294967295, 0 [pid 5414] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5418] write(3, "1000", 4 [pid 5417] <... openat resumed>) = 5 [pid 5416] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5415] <... close_range resumed>) = 0 [pid 5414] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] <... restart_syscall resumed>) = 0 [pid 5418] <... write resumed>) = 4 [pid 5417] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5416] <... openat resumed>) = 7 [pid 5415] exit_group(0 [pid 5414] close_range(4, 4294967295, 0 [pid 5418] close(3 [pid 5417] <... ioctl resumed>) = 0 [pid 5416] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5415] <... exit_group resumed>) = ? [pid 5414] <... close_range resumed>) = 0 [pid 5417] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5416] <... ioctl resumed>) = 0 [pid 5414] exit_group(0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5419 attached [pid 5418] <... close resumed>) = 0 [pid 5417] <... openat resumed>) = 7 [pid 5416] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5415] +++ exited with 0 +++ [pid 5414] <... exit_group resumed>) = ? [pid 5419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5418] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5417] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5416] <... ioctl resumed>) = 0 [pid 5414] +++ exited with 0 +++ [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5419 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5419] <... prctl resumed>) = 0 [pid 5418] <... openat resumed>) = 3 [pid 5417] <... ioctl resumed>) = 0 [pid 5416] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5419] setpgid(0, 0 [pid 5418] read(3, [pid 5417] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5416] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5419] <... setpgid resumed>) = 0 [pid 5418] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5417] <... ioctl resumed>) = 0 [pid 5416] close_range(4, 4294967295, 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5421 attached ./strace-static-x86_64: Process 5420 attached [pid 5419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5418] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5417] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5416] <... close_range resumed>) = 0 [pid 5419] <... openat resumed>) = 3 [pid 5418] <... socket resumed>) = 4 [pid 5417] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5420 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5421 [pid 5421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5419] write(3, "1000", 4 [pid 5418] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5417] close_range(4, 4294967295, 0 [pid 5416] exit_group(0 [pid 5419] <... write resumed>) = 4 [pid 5418] <... openat resumed>) = 5 [pid 5417] <... close_range resumed>) = 0 [pid 5416] <... exit_group resumed>) = ? [pid 5420] <... prctl resumed>) = 0 [pid 5421] <... prctl resumed>) = 0 [pid 5418] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5417] exit_group(0 [pid 5419] close(3) = 0 [pid 5418] <... ioctl resumed>) = 0 [pid 5416] +++ exited with 0 +++ [pid 5417] <... exit_group resumed>) = ? [pid 5421] setpgid(0, 0 [pid 5420] setpgid(0, 0 [pid 5419] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5418] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5419] <... openat resumed>) = 3 [pid 5417] +++ exited with 0 +++ [pid 5421] <... setpgid resumed>) = 0 [pid 5420] <... setpgid resumed>) = 0 [pid 5419] read(3, [pid 5418] <... openat resumed>) = 7 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5419] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5418] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5421] <... openat resumed>) = 3 [pid 5420] <... openat resumed>) = 3 [pid 5419] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5418] <... ioctl resumed>) = 0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5422 attached [pid 5421] write(3, "1000", 4 [pid 5420] write(3, "1000", 4 [pid 5419] <... socket resumed>) = 4 [pid 5418] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5421] <... write resumed>) = 4 [pid 5420] <... write resumed>) = 4 [pid 5419] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5418] <... ioctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5422 [pid 5422] <... prctl resumed>) = 0 [pid 5421] close(3 [pid 5420] close(3 [pid 5419] <... openat resumed>) = 5 [pid 5418] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5422] setpgid(0, 0 [pid 5421] <... close resumed>) = 0 [pid 5420] <... close resumed>) = 0 [pid 5419] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5418] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5422] <... setpgid resumed>) = 0 [pid 5421] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5420] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5419] <... ioctl resumed>) = 0 [pid 5418] close_range(4, 4294967295, 0 [pid 5419] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5418] <... close_range resumed>) = 0 [pid 5421] <... openat resumed>) = 3 [pid 5420] <... openat resumed>) = 3 [pid 5419] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5423 [pid 5422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5421] read(3, [pid 5420] read(3, [pid 5419] <... ioctl resumed>) = 0 [pid 5418] exit_group(0 [pid 5421] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5420] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5419] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5418] <... exit_group resumed>) = ? [pid 5422] <... openat resumed>) = 3 [pid 5421] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5420] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5419] <... ioctl resumed>) = 0 [pid 5419] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5422] write(3, "1000", 4 [pid 5421] <... socket resumed>) = 4 [pid 5420] <... socket resumed>) = 4 [pid 5419] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5418] +++ exited with 0 +++ [pid 5422] <... write resumed>) = 4 [pid 5421] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5420] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5419] close_range(4, 4294967295, 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5422] close(3 [pid 5421] <... openat resumed>) = 5 [pid 5419] <... close_range resumed>) = 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5422] <... close resumed>) = 0 [pid 5421] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5420] <... openat resumed>) = 5 [pid 5419] exit_group(0 [pid 5076] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5423 attached [pid 5422] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5421] <... ioctl resumed>) = 0 [pid 5420] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5419] <... exit_group resumed>) = ? [pid 5423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5422] <... openat resumed>) = 3 [pid 5421] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5420] <... ioctl resumed>) = 0 [pid 5419] +++ exited with 0 +++ [pid 5423] <... prctl resumed>) = 0 [pid 5422] read(3, [pid 5421] <... openat resumed>) = 7 [pid 5420] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5424 attached [pid 5423] setpgid(0, 0 [pid 5422] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 154 [pid 5421] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5420] <... openat resumed>) = 7 [pid 5424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5423] <... setpgid resumed>) = 0 [pid 5422] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5421] <... ioctl resumed>) = 0 [pid 5420] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5424 [pid 5424] <... prctl resumed>) = 0 [pid 5423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5422] <... socket resumed>) = 4 [pid 5421] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5420] <... ioctl resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5425 attached [pid 5424] setpgid(0, 0 [pid 5423] <... openat resumed>) = 3 [pid 5422] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5421] <... ioctl resumed>) = 0 [pid 5420] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5424] <... setpgid resumed>) = 0 [pid 5423] write(3, "1000", 4 [pid 5422] <... openat resumed>) = 5 [pid 5421] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5420] <... ioctl resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5425 [pid 5425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5423] <... write resumed>) = 4 [pid 5422] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5421] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5420] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5424] <... openat resumed>) = 3 [pid 5423] close(3 [pid 5422] <... ioctl resumed>) = 0 [pid 5421] close_range(4, 4294967295, 0 [pid 5425] setpgid(0, 0 [pid 5420] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5424] write(3, "1000", 4 [pid 5423] <... close resumed>) = 0 [pid 5421] <... close_range resumed>) = 0 [pid 5420] close_range(4, 4294967295, 0 [pid 5422] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5425] <... setpgid resumed>) = 0 [pid 5424] <... write resumed>) = 4 [pid 5423] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5421] exit_group(0 [pid 5420] <... close_range resumed>) = 0 [pid 5425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5424] close(3 [pid 5423] <... openat resumed>) = 3 [pid 5422] <... openat resumed>) = 7 [pid 5421] <... exit_group resumed>) = ? [pid 5420] exit_group(0 [pid 5425] <... openat resumed>) = 3 [pid 5424] <... close resumed>) = 0 [pid 5423] read(3, [pid 5422] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5423] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5421] +++ exited with 0 +++ [pid 5420] <... exit_group resumed>) = ? [pid 5422] <... ioctl resumed>) = 0 [pid 5425] write(3, "1000", 4 [pid 5424] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5423] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5423] <... socket resumed>) = 4 [pid 5422] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5420] +++ exited with 0 +++ [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5425] <... write resumed>) = 4 [pid 5424] <... openat resumed>) = 3 [pid 5423] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5422] <... ioctl resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5425] close(3 [pid 5424] read(3, [pid 5423] <... openat resumed>) = 5 [pid 5422] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5425] <... close resumed>) = 0 [pid 5424] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5423] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5422] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5426 attached [pid 5425] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5424] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5423] <... ioctl resumed>) = 0 [pid 5422] close_range(4, 4294967295, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5427 attached [pid 5426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5425] <... openat resumed>) = 3 [pid 5424] <... socket resumed>) = 4 [pid 5423] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5422] <... close_range resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5426 [pid 5427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5426] <... prctl resumed>) = 0 [pid 5425] read(3, [pid 5424] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5423] <... openat resumed>) = 7 [pid 5422] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5427 [pid 5427] <... prctl resumed>) = 0 [pid 5426] setpgid(0, 0 [pid 5425] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5424] <... openat resumed>) = 5 [pid 5423] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5422] <... exit_group resumed>) = ? [pid 5427] setpgid(0, 0 [pid 5426] <... setpgid resumed>) = 0 [pid 5425] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5424] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5423] <... ioctl resumed>) = 0 [pid 5423] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5423] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5422] +++ exited with 0 +++ [pid 5424] <... ioctl resumed>) = 0 [pid 5423] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5425] <... socket resumed>) = 4 [pid 5424] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5423] close_range(4, 4294967295, 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5427] <... setpgid resumed>) = 0 [pid 5426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5425] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5424] <... openat resumed>) = 7 [pid 5423] <... close_range resumed>) = 0 [pid 5425] <... openat resumed>) = 5 [pid 5424] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5423] exit_group(0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5426] <... openat resumed>) = 3 [pid 5425] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5424] <... ioctl resumed>) = 0 [pid 5423] <... exit_group resumed>) = ? [pid 5427] <... openat resumed>) = 3 [pid 5426] write(3, "1000", 4 [pid 5425] <... ioctl resumed>) = 0 [pid 5424] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5423] +++ exited with 0 +++ [pid 5427] write(3, "1000", 4 [pid 5426] <... write resumed>) = 4 [pid 5425] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5424] <... ioctl resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5428 attached [pid 5427] <... write resumed>) = 4 [pid 5426] close(3 [pid 5425] <... openat resumed>) = 7 [pid 5424] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5427] close(3 [pid 5426] <... close resumed>) = 0 [pid 5425] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5424] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5428 [pid 5427] <... close resumed>) = 0 [pid 5426] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5425] <... ioctl resumed>) = 0 [pid 5424] close_range(4, 4294967295, 0 [pid 5426] <... openat resumed>) = 3 [pid 5424] <... close_range resumed>) = 0 [pid 5425] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5424] exit_group(0 [pid 5425] <... ioctl resumed>) = 0 [pid 5428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5428] setpgid(0, 0) = 0 [pid 5428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5426] read(3, [pid 5425] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5424] <... exit_group resumed>) = ? [pid 5427] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5426] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5425] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5428] <... openat resumed>) = 3 [pid 5428] write(3, "1000", 4 [pid 5426] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5425] close_range(4, 4294967295, 0 [pid 5424] +++ exited with 0 +++ [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5429 [pid 5428] <... write resumed>) = 4 [pid 5427] <... openat resumed>) = 3 [pid 5426] <... socket resumed>) = 4 [pid 5425] <... close_range resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5428] close(3 [pid 5427] read(3, [pid 5426] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5425] exit_group(0 [pid 5428] <... close resumed>) = 0 [pid 5427] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5426] <... openat resumed>) = 5 [pid 5425] <... exit_group resumed>) = ? [pid 5428] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5427] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6./strace-static-x86_64: Process 5429 attached [pid 5428] <... openat resumed>) = 3 [pid 5426] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5425] +++ exited with 0 +++ [pid 5429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5428] read(3, [pid 5427] <... socket resumed>) = 4 [pid 5426] <... ioctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5429] <... prctl resumed>) = 0 [pid 5428] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5427] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5426] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5429] setpgid(0, 0 [pid 5428] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5427] <... openat resumed>) = 5 [pid 5426] <... openat resumed>) = 7 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5430 attached [pid 5429] <... setpgid resumed>) = 0 [pid 5428] <... socket resumed>) = 4 [pid 5427] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5426] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5431 attached [pid 5430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5428] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5427] <... ioctl resumed>) = 0 [pid 5426] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5430 [pid 5431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5430] <... prctl resumed>) = 0 [pid 5429] <... openat resumed>) = 3 [pid 5428] <... openat resumed>) = 5 [pid 5427] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5426] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5431 [pid 5431] <... prctl resumed>) = 0 [pid 5430] setpgid(0, 0 [pid 5429] write(3, "1000", 4 [pid 5428] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5431] setpgid(0, 0 [pid 5430] <... setpgid resumed>) = 0 [pid 5429] <... write resumed>) = 4 [pid 5428] <... ioctl resumed>) = 0 [pid 5427] <... openat resumed>) = 7 [pid 5426] <... ioctl resumed>) = 0 [pid 5431] <... setpgid resumed>) = 0 [pid 5430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5429] close(3 [pid 5428] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5427] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5426] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5430] <... openat resumed>) = 3 [pid 5429] <... close resumed>) = 0 [pid 5428] <... openat resumed>) = 7 [pid 5427] <... ioctl resumed>) = 0 [pid 5426] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5431] <... openat resumed>) = 3 [pid 5430] write(3, "1000", 4 [pid 5429] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5428] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5427] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5426] close_range(4, 4294967295, 0 [pid 5431] write(3, "1000", 4 [pid 5430] <... write resumed>) = 4 [pid 5429] <... openat resumed>) = 3 [pid 5428] <... ioctl resumed>) = 0 [pid 5431] <... write resumed>) = 4 [pid 5430] close(3 [pid 5429] read(3, [pid 5428] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5427] <... ioctl resumed>) = 0 [pid 5426] <... close_range resumed>) = 0 [pid 5431] close(3 [pid 5430] <... close resumed>) = 0 [pid 5429] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5428] <... ioctl resumed>) = 0 [pid 5427] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5426] exit_group(0 [pid 5431] <... close resumed>) = 0 [pid 5430] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5429] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5428] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5427] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5426] <... exit_group resumed>) = ? [pid 5431] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5430] <... openat resumed>) = 3 [pid 5429] <... socket resumed>) = 4 [pid 5428] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5429] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5428] close_range(4, 4294967295, 0 [pid 5427] close_range(4, 4294967295, 0 [pid 5431] <... openat resumed>) = 3 [pid 5430] read(3, [pid 5429] <... openat resumed>) = 5 [pid 5428] <... close_range resumed>) = 0 [pid 5426] +++ exited with 0 +++ [pid 5431] read(3, [pid 5430] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5429] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5428] exit_group(0 [pid 5427] <... close_range resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5431] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5430] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5429] <... ioctl resumed>) = 0 [pid 5428] <... exit_group resumed>) = ? [pid 5427] exit_group(0 [pid 5431] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5430] <... socket resumed>) = 4 [pid 5429] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5428] +++ exited with 0 +++ [pid 5427] <... exit_group resumed>) = ? [pid 5431] <... socket resumed>) = 4 [pid 5430] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5429] <... openat resumed>) = 7 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5429] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5427] +++ exited with 0 +++ [pid 5431] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5430] <... openat resumed>) = 5 [pid 5429] <... ioctl resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5431] <... openat resumed>) = 5 [pid 5430] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5429] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5432 attached [pid 5431] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5430] <... ioctl resumed>) = 0 [pid 5429] <... ioctl resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5433 attached [pid 5432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5431] <... ioctl resumed>) = 0 [pid 5430] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5429] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5432 [pid 5433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5432] <... prctl resumed>) = 0 [pid 5431] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5430] <... openat resumed>) = 7 [pid 5429] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5433 [pid 5433] <... prctl resumed>) = 0 [pid 5432] setpgid(0, 0 [pid 5431] <... openat resumed>) = 7 [pid 5430] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5429] close_range(4, 4294967295, 0 [pid 5433] setpgid(0, 0 [pid 5432] <... setpgid resumed>) = 0 [pid 5431] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5430] <... ioctl resumed>) = 0 [pid 5429] <... close_range resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5433] <... setpgid resumed>) = 0 [pid 5432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5431] <... ioctl resumed>) = 0 [pid 5430] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5429] exit_group(0./strace-static-x86_64: Process 5434 attached [pid 5433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5432] <... openat resumed>) = 3 [pid 5431] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5430] <... ioctl resumed>) = 0 [pid 5429] <... exit_group resumed>) = ? [pid 5434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5433] <... openat resumed>) = 3 [pid 5432] write(3, "1000", 4 [pid 5431] <... ioctl resumed>) = 0 [pid 5430] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5429] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5434 [pid 5434] <... prctl resumed>) = 0 [pid 5433] write(3, "1000", 4 [pid 5432] <... write resumed>) = 4 [pid 5431] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5430] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5434] setpgid(0, 0 [pid 5433] <... write resumed>) = 4 [pid 5432] close(3 [pid 5431] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5430] close_range(4, 4294967295, 0 [pid 5434] <... setpgid resumed>) = 0 [pid 5433] close(3 [pid 5432] <... close resumed>) = 0 [pid 5431] close_range(4, 4294967295, 0 [pid 5434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5431] <... close_range resumed>) = 0 [pid 5432] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5430] <... close_range resumed>) = 0 [pid 5433] <... close resumed>) = 0 [pid 5434] <... openat resumed>) = 3 [pid 5433] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5432] <... openat resumed>) = 3 [pid 5431] exit_group(0 [pid 5430] exit_group(0 [pid 5434] write(3, "1000", 4 [pid 5433] <... openat resumed>) = 3 [pid 5432] read(3, [pid 5431] <... exit_group resumed>) = ? [pid 5430] <... exit_group resumed>) = ? [pid 5434] <... write resumed>) = 4 [pid 5434] close(3) = 0 [pid 5430] +++ exited with 0 +++ [pid 5434] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5434] <... openat resumed>) = 3 [pid 5432] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5431] +++ exited with 0 +++ [pid 5433] read(3, [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5434] read(3, [pid 5433] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5432] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5435 attached [pid 5434] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5433] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5432] <... socket resumed>) = 4 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5434] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5433] <... socket resumed>) = 4 [pid 5432] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] <... restart_syscall resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5435 [pid 5435] <... prctl resumed>) = 0 [pid 5434] <... socket resumed>) = 4 [pid 5433] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5432] <... openat resumed>) = 5 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5436 attached [pid 5435] setpgid(0, 0 [pid 5434] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5433] <... openat resumed>) = 5 [pid 5432] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5435] <... setpgid resumed>) = 0 [pid 5434] <... openat resumed>) = 5 [pid 5433] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5432] <... ioctl resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5436 ./strace-static-x86_64: Process 5437 attached [pid 5436] <... prctl resumed>) = 0 [pid 5435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5434] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5433] <... ioctl resumed>) = 0 [pid 5432] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5436] setpgid(0, 0 [pid 5435] <... openat resumed>) = 3 [pid 5434] <... ioctl resumed>) = 0 [pid 5433] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5432] <... openat resumed>) = 7 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5437 [pid 5437] <... prctl resumed>) = 0 [pid 5436] <... setpgid resumed>) = 0 [pid 5435] write(3, "1000", 4 [pid 5434] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5433] <... openat resumed>) = 7 [pid 5432] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5437] setpgid(0, 0 [pid 5436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5435] <... write resumed>) = 4 [pid 5434] <... openat resumed>) = 7 [pid 5433] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5432] <... ioctl resumed>) = 0 [pid 5437] <... setpgid resumed>) = 0 [pid 5436] <... openat resumed>) = 3 [pid 5435] close(3 [pid 5434] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5433] <... ioctl resumed>) = 0 [pid 5432] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5436] write(3, "1000", 4 [pid 5435] <... close resumed>) = 0 [pid 5434] <... ioctl resumed>) = 0 [pid 5433] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5432] <... ioctl resumed>) = 0 [pid 5437] <... openat resumed>) = 3 [pid 5436] <... write resumed>) = 4 [pid 5435] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5434] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5433] <... ioctl resumed>) = 0 [pid 5432] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5437] write(3, "1000", 4 [pid 5436] close(3 [pid 5435] <... openat resumed>) = 3 [pid 5434] <... ioctl resumed>) = 0 [pid 5433] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5437] <... write resumed>) = 4 [pid 5436] <... close resumed>) = 0 [pid 5435] read(3, [pid 5434] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5433] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5432] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5437] close(3 [pid 5436] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5435] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 332 [pid 5434] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5433] close_range(4, 4294967295, 0 [pid 5432] close_range(4, 4294967295, 0 [pid 5437] <... close resumed>) = 0 [pid 5436] <... openat resumed>) = 3 [pid 5435] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5434] close_range(4, 4294967295, 0 [pid 5437] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5436] read(3, [pid 5435] <... socket resumed>) = 4 [pid 5434] <... close_range resumed>) = 0 [pid 5433] <... close_range resumed>) = 0 [pid 5432] <... close_range resumed>) = 0 [pid 5437] <... openat resumed>) = 3 [pid 5436] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5435] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5434] exit_group(0 [pid 5433] exit_group(0 [pid 5432] exit_group(0 [pid 5437] read(3, [pid 5436] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5435] <... openat resumed>) = 5 [pid 5434] <... exit_group resumed>) = ? [pid 5433] <... exit_group resumed>) = ? [pid 5432] <... exit_group resumed>) = ? [pid 5437] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5436] <... socket resumed>) = 4 [pid 5435] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5434] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5432] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5433] +++ exited with 0 +++ [pid 5075] <... restart_syscall resumed>) = 0 [pid 5437] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5436] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5435] <... ioctl resumed>) = 0 [pid 5437] <... socket resumed>) = 4 [pid 5436] <... openat resumed>) = 5 [pid 5435] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5437] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5436] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5435] <... openat resumed>) = 7 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5439 attached ./strace-static-x86_64: Process 5438 attached [pid 5437] <... openat resumed>) = 5 [pid 5436] <... ioctl resumed>) = 0 [pid 5435] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5440 attached [pid 5439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5437] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5436] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5435] <... ioctl resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5438 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5439 [pid 5439] <... prctl resumed>) = 0 [pid 5438] <... prctl resumed>) = 0 [pid 5437] <... ioctl resumed>) = 0 [pid 5436] <... openat resumed>) = 7 [pid 5435] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5440 [pid 5440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5439] setpgid(0, 0 [pid 5438] setpgid(0, 0 [pid 5437] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5436] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5435] <... ioctl resumed>) = 0 [pid 5440] <... prctl resumed>) = 0 [pid 5439] <... setpgid resumed>) = 0 [pid 5438] <... setpgid resumed>) = 0 [pid 5437] <... openat resumed>) = 7 [pid 5436] <... ioctl resumed>) = 0 [pid 5435] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5440] setpgid(0, 0 [pid 5439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5437] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5436] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5435] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5440] <... setpgid resumed>) = 0 [pid 5438] <... openat resumed>) = 3 [pid 5437] <... ioctl resumed>) = 0 [pid 5436] <... ioctl resumed>) = 0 [pid 5435] close_range(4, 4294967295, 0 [pid 5439] <... openat resumed>) = 3 [pid 5438] write(3, "1000", 4 [pid 5437] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5436] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5435] <... close_range resumed>) = 0 [pid 5440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5439] write(3, "1000", 4 [pid 5438] <... write resumed>) = 4 [pid 5437] <... ioctl resumed>) = 0 [pid 5436] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5435] exit_group(0 [pid 5440] <... openat resumed>) = 3 [pid 5439] <... write resumed>) = 4 [pid 5438] close(3 [pid 5437] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5436] close_range(4, 4294967295, 0 [pid 5435] <... exit_group resumed>) = ? [pid 5440] write(3, "1000", 4 [pid 5439] close(3 [pid 5438] <... close resumed>) = 0 [pid 5437] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5436] <... close_range resumed>) = 0 [pid 5440] <... write resumed>) = 4 [pid 5440] close(3 [pid 5435] +++ exited with 0 +++ [pid 5440] <... close resumed>) = 0 [pid 5438] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5437] close_range(4, 4294967295, 0 [pid 5436] exit_group(0 [pid 5439] <... close resumed>) = 0 [pid 5440] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5438] <... openat resumed>) = 3 [pid 5437] <... close_range resumed>) = 0 [pid 5436] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5440] <... openat resumed>) = 3 [pid 5439] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5438] read(3, [pid 5437] exit_group(0 [pid 5440] read(3, [pid 5436] +++ exited with 0 +++ [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5440] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5439] <... openat resumed>) = 3 [pid 5438] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5437] <... exit_group resumed>) = ? [pid 5080] <... restart_syscall resumed>) = 0 [pid 5440] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5438] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5440] <... socket resumed>) = 4 [pid 5439] read(3, [pid 5438] <... socket resumed>) = 4 [pid 5437] +++ exited with 0 +++ [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5440] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5439] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5438] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... restart_syscall resumed>) = 0 [pid 5440] <... openat resumed>) = 5 [pid 5439] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5438] <... openat resumed>) = 5 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5440] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5439] <... socket resumed>) = 4 [pid 5438] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140./strace-static-x86_64: Process 5441 attached [pid 5440] <... ioctl resumed>) = 0 [pid 5439] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5438] <... ioctl resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5443 attached ./strace-static-x86_64: Process 5442 attached [pid 5441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5440] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5439] <... openat resumed>) = 5 [pid 5438] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5441 [pid 5443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5441] <... prctl resumed>) = 0 [pid 5440] <... openat resumed>) = 7 [pid 5439] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5438] <... openat resumed>) = 7 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5442 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5443 [pid 5443] <... prctl resumed>) = 0 [pid 5442] <... prctl resumed>) = 0 [pid 5441] setpgid(0, 0 [pid 5440] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5439] <... ioctl resumed>) = 0 [pid 5438] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5443] setpgid(0, 0 [pid 5442] setpgid(0, 0 [pid 5441] <... setpgid resumed>) = 0 [pid 5440] <... ioctl resumed>) = 0 [pid 5439] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5438] <... ioctl resumed>) = 0 [pid 5443] <... setpgid resumed>) = 0 [pid 5442] <... setpgid resumed>) = 0 [pid 5441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5440] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5439] <... openat resumed>) = 7 [pid 5438] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5441] <... openat resumed>) = 3 [pid 5443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5440] <... ioctl resumed>) = 0 [pid 5439] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5438] <... ioctl resumed>) = 0 [pid 5442] <... openat resumed>) = 3 [pid 5441] write(3, "1000", 4 [pid 5440] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5439] <... ioctl resumed>) = 0 [pid 5438] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5442] write(3, "1000", 4 [pid 5441] <... write resumed>) = 4 [pid 5440] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5439] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5443] <... openat resumed>) = 3 [pid 5442] <... write resumed>) = 4 [pid 5441] close(3 [pid 5440] close_range(4, 4294967295, 0 [pid 5439] <... ioctl resumed>) = 0 [pid 5438] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5443] write(3, "1000", 4 [pid 5442] close(3 [pid 5441] <... close resumed>) = 0 [pid 5440] <... close_range resumed>) = 0 [pid 5443] <... write resumed>) = 4 [pid 5442] <... close resumed>) = 0 [pid 5441] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5440] exit_group(0 [pid 5439] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5438] close_range(4, 4294967295, 0 [pid 5443] close(3 [pid 5442] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5441] <... openat resumed>) = 3 [pid 5440] <... exit_group resumed>) = ? [pid 5443] <... close resumed>) = 0 [pid 5442] <... openat resumed>) = 3 [pid 5441] read(3, [pid 5440] +++ exited with 0 +++ [pid 5439] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5438] <... close_range resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5441] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5439] close_range(4, 4294967295, 0 [pid 5438] exit_group(0 [pid 5442] read(3, [pid 5441] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5439] <... close_range resumed>) = 0 [pid 5441] <... socket resumed>) = 4 [pid 5438] <... exit_group resumed>) = ? [pid 5075] <... restart_syscall resumed>) = 0 [pid 5439] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5444 attached [pid 5443] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5442] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5441] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5439] <... exit_group resumed>) = ? [pid 5438] +++ exited with 0 +++ [pid 5442] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5441] <... openat resumed>) = 5 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5444 [pid 5439] +++ exited with 0 +++ [pid 5442] <... socket resumed>) = 4 [pid 5444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5443] <... openat resumed>) = 3 [pid 5442] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5441] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5444] <... prctl resumed>) = 0 [pid 5443] read(3, [pid 5442] <... openat resumed>) = 5 [pid 5441] <... ioctl resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5444] setpgid(0, 0 [pid 5443] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5442] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5441] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] <... restart_syscall resumed>) = 0 [pid 5444] <... setpgid resumed>) = 0 [pid 5443] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5442] <... ioctl resumed>) = 0 [pid 5441] <... openat resumed>) = 7 [pid 5444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5443] <... socket resumed>) = 4 [pid 5442] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5441] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5443] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5442] <... openat resumed>) = 7 [pid 5441] <... ioctl resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5446 attached ./strace-static-x86_64: Process 5445 attached [pid 5444] <... openat resumed>) = 3 [pid 5443] <... openat resumed>) = 5 [pid 5442] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5441] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5444] write(3, "1000", 4 [pid 5443] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5442] <... ioctl resumed>) = 0 [pid 5441] <... ioctl resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5445 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5446 [pid 5446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5444] <... write resumed>) = 4 [pid 5443] <... ioctl resumed>) = 0 [pid 5442] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5441] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5446] <... prctl resumed>) = 0 [pid 5445] <... prctl resumed>) = 0 [pid 5444] close(3 [pid 5443] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5442] <... ioctl resumed>) = 0 [pid 5441] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5446] setpgid(0, 0 [pid 5445] setpgid(0, 0 [pid 5444] <... close resumed>) = 0 [pid 5443] <... openat resumed>) = 7 [pid 5442] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5441] close_range(4, 4294967295, 0 [pid 5446] <... setpgid resumed>) = 0 [pid 5445] <... setpgid resumed>) = 0 [pid 5444] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5442] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5444] <... openat resumed>) = 3 [pid 5443] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5442] close_range(4, 4294967295, 0 [pid 5441] <... close_range resumed>) = 0 [pid 5445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5444] read(3, [pid 5443] <... ioctl resumed>) = 0 [pid 5444] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5443] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5442] <... close_range resumed>) = 0 [pid 5441] exit_group(0 [pid 5446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5445] <... openat resumed>) = 3 [pid 5444] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5443] <... ioctl resumed>) = 0 [pid 5442] exit_group(0 [pid 5441] <... exit_group resumed>) = ? [pid 5445] write(3, "1000", 4 [pid 5444] <... socket resumed>) = 4 [pid 5443] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5441] +++ exited with 0 +++ [pid 5445] <... write resumed>) = 4 [pid 5444] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5443] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5442] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5446] <... openat resumed>) = 3 [pid 5445] close(3 [pid 5443] close_range(4, 4294967295, 0 [pid 5446] write(3, "1000", 4) = 4 [pid 5442] +++ exited with 0 +++ [pid 5446] close(3 [pid 5443] <... close_range resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5444] <... openat resumed>) = 5 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5446] <... close resumed>) = 0 [pid 5445] <... close resumed>) = 0 [pid 5444] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5443] exit_group(0 [pid 5446] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY./strace-static-x86_64: Process 5447 attached ) = 3 [pid 5445] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5444] <... ioctl resumed>) = 0 [pid 5443] <... exit_group resumed>) = ? [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5447 [pid 5447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5446] read(3, [pid 5445] <... openat resumed>) = 3 [pid 5444] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5446] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5443] +++ exited with 0 +++ [pid 5447] <... prctl resumed>) = 0 [pid 5446] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5445] read(3, [pid 5444] <... openat resumed>) = 7 [pid 5447] setpgid(0, 0 [pid 5446] <... socket resumed>) = 4 [pid 5445] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5444] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5448 attached [pid 5447] <... setpgid resumed>) = 0 [pid 5446] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5445] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5444] <... ioctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5449 attached [pid 5448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5446] <... openat resumed>) = 5 [pid 5445] <... socket resumed>) = 4 [pid 5444] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5448 [pid 5449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5448] <... prctl resumed>) = 0 [pid 5447] <... openat resumed>) = 3 [pid 5446] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5445] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5444] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5449 [pid 5449] <... prctl resumed>) = 0 [pid 5448] setpgid(0, 0 [pid 5447] write(3, "1000", 4 [pid 5446] <... ioctl resumed>) = 0 [pid 5445] <... openat resumed>) = 5 [pid 5444] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5449] setpgid(0, 0 [pid 5448] <... setpgid resumed>) = 0 [pid 5447] <... write resumed>) = 4 [pid 5446] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5445] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5444] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5449] <... setpgid resumed>) = 0 [pid 5448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5447] close(3 [pid 5446] <... openat resumed>) = 7 [pid 5445] <... ioctl resumed>) = 0 [pid 5444] close_range(4, 4294967295, 0 [pid 5448] <... openat resumed>) = 3 [pid 5447] <... close resumed>) = 0 [pid 5446] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5445] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5448] write(3, "1000", 4 [pid 5447] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5446] <... ioctl resumed>) = 0 [pid 5445] <... openat resumed>) = 7 [pid 5444] <... close_range resumed>) = 0 [pid 5448] <... write resumed>) = 4 [pid 5447] <... openat resumed>) = 3 [pid 5446] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5447] read(3, [pid 5446] <... ioctl resumed>) = 0 [pid 5445] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5444] exit_group(0 [pid 5449] <... openat resumed>) = 3 [pid 5448] close(3 [pid 5447] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5446] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5445] <... ioctl resumed>) = 0 [pid 5444] <... exit_group resumed>) = ? [pid 5449] write(3, "1000", 4 [pid 5448] <... close resumed>) = 0 [pid 5447] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5446] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5446] close_range(4, 4294967295, 0 [pid 5447] <... socket resumed>) = 4 [pid 5446] <... close_range resumed>) = 0 [pid 5445] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5444] +++ exited with 0 +++ [pid 5449] <... write resumed>) = 4 [pid 5448] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5449] close(3 [pid 5448] <... openat resumed>) = 3 [pid 5447] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5446] exit_group(0 [pid 5445] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5449] <... close resumed>) = 0 [pid 5448] read(3, [pid 5447] <... openat resumed>) = 5 [pid 5446] <... exit_group resumed>) = ? [pid 5445] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5449] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5448] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5447] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5446] +++ exited with 0 +++ [pid 5445] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5449] <... openat resumed>) = 3 [pid 5448] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5447] <... ioctl resumed>) = 0 [pid 5445] close_range(4, 4294967295, 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5450 attached [pid 5449] read(3, [pid 5448] <... socket resumed>) = 4 [pid 5447] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5445] <... close_range resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5449] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5448] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5447] <... openat resumed>) = 7 [pid 5445] exit_group(0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5450 [pid 5450] <... prctl resumed>) = 0 [pid 5449] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5448] <... openat resumed>) = 5 [pid 5447] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5445] <... exit_group resumed>) = ? [pid 5077] <... restart_syscall resumed>) = 0 [pid 5445] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5451 attached [pid 5450] setpgid(0, 0 [pid 5449] <... socket resumed>) = 4 [pid 5448] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5447] <... ioctl resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5450] <... setpgid resumed>) = 0 [pid 5449] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5448] <... ioctl resumed>) = 0 [pid 5447] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5451 [pid 5451] <... prctl resumed>) = 0 [pid 5450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5449] <... openat resumed>) = 5 [pid 5448] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5447] <... ioctl resumed>) = 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5451] setpgid(0, 0 [pid 5450] <... openat resumed>) = 3 [pid 5449] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5448] <... openat resumed>) = 7 [pid 5447] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5451] <... setpgid resumed>) = 0 [pid 5450] write(3, "1000", 4 [pid 5449] <... ioctl resumed>) = 0 [pid 5448] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5447] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5450] <... write resumed>) = 4 [pid 5449] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5448] <... ioctl resumed>) = 0 [pid 5447] close_range(4, 4294967295, 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5452 attached [pid 5451] <... openat resumed>) = 3 [pid 5450] close(3 [pid 5449] <... openat resumed>) = 7 [pid 5448] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5447] <... close_range resumed>) = 0 [pid 5450] <... close resumed>) = 0 [pid 5451] write(3, "1000", 4 [pid 5449] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5448] <... ioctl resumed>) = 0 [pid 5447] exit_group(0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5452 [pid 5452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5451] <... write resumed>) = 4 [pid 5450] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5449] <... ioctl resumed>) = 0 [pid 5448] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5447] <... exit_group resumed>) = ? [pid 5452] <... prctl resumed>) = 0 [pid 5451] close(3 [pid 5450] <... openat resumed>) = 3 [pid 5449] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5448] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5447] +++ exited with 0 +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5451] <... close resumed>) = 0 [pid 5452] setpgid(0, 0 [pid 5450] read(3, [pid 5449] <... ioctl resumed>) = 0 [pid 5448] close_range(4, 4294967295, 0 [pid 5450] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5448] <... close_range resumed>) = 0 [pid 5452] <... setpgid resumed>) = 0 [pid 5451] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5450] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5449] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5448] exit_group(0 [pid 5451] <... openat resumed>) = 3 [pid 5450] <... socket resumed>) = 4 [pid 5449] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5448] <... exit_group resumed>) = ? [pid 5452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5451] read(3, [pid 5450] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5449] close_range(4, 4294967295, 0 [pid 5448] +++ exited with 0 +++ [pid 5451] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5450] <... openat resumed>) = 5 [pid 5449] <... close_range resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5452] <... openat resumed>) = 3 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5453 attached [pid 5452] write(3, "1000", 4 [pid 5451] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5450] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5449] exit_group(0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5452] <... write resumed>) = 4 [pid 5451] <... socket resumed>) = 4 [pid 5450] <... ioctl resumed>) = 0 [pid 5449] <... exit_group resumed>) = ? [pid 5081] <... restart_syscall resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5453 [pid 5453] <... prctl resumed>) = 0 [pid 5452] close(3 [pid 5451] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5450] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5451] <... openat resumed>) = 5 [pid 5450] <... openat resumed>) = 7 [pid 5449] +++ exited with 0 +++ [pid 5452] <... close resumed>) = 0 [pid 5453] setpgid(0, 0) = 0 [pid 5452] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5451] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5450] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5454 attached [pid 5453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5452] <... openat resumed>) = 3 [pid 5451] <... ioctl resumed>) = 0 [pid 5450] <... ioctl resumed>) = 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5453] <... openat resumed>) = 3 [pid 5452] read(3, [pid 5451] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5450] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5454 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5454] <... prctl resumed>) = 0 [pid 5453] write(3, "1000", 4 [pid 5452] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5451] <... openat resumed>) = 7 [pid 5450] <... ioctl resumed>) = 0 [pid 5454] setpgid(0, 0 [pid 5453] <... write resumed>) = 4 [pid 5452] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5451] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5450] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5454] <... setpgid resumed>) = 0 [pid 5453] close(3 [pid 5452] <... socket resumed>) = 4 [pid 5451] <... ioctl resumed>) = 0 [pid 5450] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5455 attached [pid 5454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5453] <... close resumed>) = 0 [pid 5452] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5451] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5450] close_range(4, 4294967295, 0 [pid 5455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5454] <... openat resumed>) = 3 [pid 5453] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5452] <... openat resumed>) = 5 [pid 5451] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5455 [pid 5455] <... prctl resumed>) = 0 [pid 5454] write(3, "1000", 4 [pid 5453] <... openat resumed>) = 3 [pid 5452] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5451] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5450] <... close_range resumed>) = 0 [pid 5455] setpgid(0, 0 [pid 5454] <... write resumed>) = 4 [pid 5453] read(3, [pid 5452] <... ioctl resumed>) = 0 [pid 5451] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5450] exit_group(0 [pid 5455] <... setpgid resumed>) = 0 [pid 5454] close(3 [pid 5453] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5452] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5451] close_range(4, 4294967295, 0 [pid 5450] <... exit_group resumed>) = ? [pid 5454] <... close resumed>) = 0 [pid 5453] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5452] <... openat resumed>) = 7 [pid 5452] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5451] <... close_range resumed>) = 0 [pid 5455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5450] +++ exited with 0 +++ [pid 5455] <... openat resumed>) = 3 [pid 5452] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5451] exit_group(0 [pid 5455] write(3, "1000", 4 [pid 5454] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5453] <... socket resumed>) = 4 [pid 5452] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5451] <... exit_group resumed>) = ? [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5455] <... write resumed>) = 4 [pid 5454] <... openat resumed>) = 3 [pid 5453] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5452] <... ioctl resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5455] close(3 [pid 5454] read(3, [pid 5453] <... openat resumed>) = 5 [pid 5452] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5451] +++ exited with 0 +++ [pid 5455] <... close resumed>) = 0 [pid 5454] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 160 [pid 5453] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5452] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5455] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5454] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5453] <... ioctl resumed>) = 0 [pid 5452] close_range(4, 4294967295, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5456 attached [pid 5455] <... openat resumed>) = 3 [pid 5454] <... socket resumed>) = 4 [pid 5453] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5452] <... close_range resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5455] read(3, [pid 5454] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5453] <... openat resumed>) = 7 [pid 5452] exit_group(0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5456 [pid 5456] <... prctl resumed>) = 0 [pid 5455] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5454] <... openat resumed>) = 5 [pid 5453] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5452] <... exit_group resumed>) = ? [pid 5456] setpgid(0, 0 [pid 5455] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5454] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5453] <... ioctl resumed>) = 0 [pid 5456] <... setpgid resumed>) = 0 [pid 5455] <... socket resumed>) = 4 [pid 5454] <... ioctl resumed>) = 0 [pid 5453] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5452] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5457 attached [pid 5456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5455] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5454] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5453] <... ioctl resumed>) = 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5456] <... openat resumed>) = 3 [pid 5455] <... openat resumed>) = 5 [pid 5454] <... openat resumed>) = 7 [pid 5453] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5457 [pid 5457] <... prctl resumed>) = 0 [pid 5456] write(3, "1000", 4 [pid 5455] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5454] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5453] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... restart_syscall resumed>) = 0 [pid 5457] setpgid(0, 0 [pid 5456] <... write resumed>) = 4 [pid 5455] <... ioctl resumed>) = 0 [pid 5454] <... ioctl resumed>) = 0 [pid 5453] close_range(4, 4294967295, 0 [pid 5457] <... setpgid resumed>) = 0 [pid 5456] close(3 [pid 5455] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5454] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5453] <... close_range resumed>) = 0 [pid 5457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5456] <... close resumed>) = 0 [pid 5455] <... openat resumed>) = 7 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5458 attached [pid 5457] <... openat resumed>) = 3 [pid 5456] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5455] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5454] <... ioctl resumed>) = 0 [pid 5453] exit_group(0 [pid 5458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5457] write(3, "1000", 4 [pid 5456] <... openat resumed>) = 3 [pid 5455] <... ioctl resumed>) = 0 [pid 5454] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5453] <... exit_group resumed>) = ? [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5458 [pid 5457] <... write resumed>) = 4 [pid 5456] read(3, [pid 5455] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5454] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5455] <... ioctl resumed>) = 0 [pid 5453] +++ exited with 0 +++ [pid 5455] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5454] close_range(4, 4294967295, 0 [pid 5456] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5457] close(3 [pid 5455] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5456] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5455] close_range(4, 4294967295, 0 [pid 5454] <... close_range resumed>) = 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5457] <... close resumed>) = 0 [pid 5456] <... socket resumed>) = 4 [pid 5455] <... close_range resumed>) = 0 [pid 5457] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5456] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5455] exit_group(0 [pid 5454] exit_group(0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5458] <... prctl resumed>) = 0 [pid 5457] <... openat resumed>) = 3 [pid 5456] <... openat resumed>) = 5 [pid 5455] <... exit_group resumed>) = ? [pid 5454] <... exit_group resumed>) = ? [pid 5458] setpgid(0, 0 [pid 5457] read(3, [pid 5456] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5455] +++ exited with 0 +++ [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5459 attached [pid 5458] <... setpgid resumed>) = 0 [pid 5457] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5456] <... ioctl resumed>) = 0 [pid 5454] +++ exited with 0 +++ [pid 5457] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5459 [pid 5458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5457] <... socket resumed>) = 4 [pid 5456] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5457] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5458] <... openat resumed>) = 3 [pid 5456] <... openat resumed>) = 7 [pid 5457] <... openat resumed>) = 5 [pid 5456] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5458] write(3, "1000", 4 [pid 5459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5458] <... write resumed>) = 4 [pid 5457] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5456] <... ioctl resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5459] <... prctl resumed>) = 0 [pid 5458] close(3 [pid 5457] <... ioctl resumed>) = 0 [pid 5456] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5459] setpgid(0, 0 [pid 5458] <... close resumed>) = 0 [pid 5457] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5456] <... ioctl resumed>) = 0 [pid 5459] <... setpgid resumed>) = 0 [pid 5457] <... openat resumed>) = 7 [pid 5456] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5460 attached [pid 5459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5458] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5457] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5456] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5459] <... openat resumed>) = 3 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5460 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5461 ./strace-static-x86_64: Process 5461 attached [pid 5459] write(3, "1000", 4 [pid 5458] <... openat resumed>) = 3 [pid 5457] <... ioctl resumed>) = 0 [pid 5456] close_range(4, 4294967295, 0 [pid 5461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5459] <... write resumed>) = 4 [pid 5456] <... close_range resumed>) = 0 [pid 5457] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5461] <... prctl resumed>) = 0 [pid 5459] close(3 [pid 5458] read(3, [pid 5461] setpgid(0, 0 [pid 5459] <... close resumed>) = 0 [pid 5458] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5457] <... ioctl resumed>) = 0 [pid 5461] <... setpgid resumed>) = 0 [pid 5459] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5456] exit_group(0 [pid 5461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5459] <... openat resumed>) = 3 [pid 5458] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5457] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5456] <... exit_group resumed>) = ? [pid 5461] <... openat resumed>) = 3 [pid 5460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5459] read(3, [pid 5458] <... socket resumed>) = 4 [pid 5457] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5461] write(3, "1000", 4 [pid 5459] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5461] <... write resumed>) = 4 [pid 5459] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5457] close_range(4, 4294967295, 0 [pid 5458] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5456] +++ exited with 0 +++ [pid 5461] close(3 [pid 5459] <... socket resumed>) = 4 [pid 5461] <... close resumed>) = 0 [pid 5459] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5461] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5459] <... openat resumed>) = 5 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5461] <... openat resumed>) = 3 [pid 5459] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5461] read(3, [pid 5459] <... ioctl resumed>) = 0 [pid 5457] <... close_range resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5461] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5459] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5458] <... openat resumed>) = 5 [pid 5461] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5459] <... openat resumed>) = 7 [pid 5458] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5457] exit_group(0 [pid 5460] <... prctl resumed>) = 0 [pid 5461] <... socket resumed>) = 4 [pid 5459] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5458] <... ioctl resumed>) = 0 [pid 5457] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5461] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5459] <... ioctl resumed>) = 0 [pid 5458] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5457] +++ exited with 0 +++ [pid 5461] <... openat resumed>) = 5 [pid 5459] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5462 [pid 5461] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5460] setpgid(0, 0 [pid 5459] <... ioctl resumed>) = 0 [pid 5458] <... openat resumed>) = 7 [pid 5461] <... ioctl resumed>) = 0 [pid 5460] <... setpgid resumed>) = 0 [pid 5459] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5458] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5461] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5459] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5458] <... ioctl resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5463 attached [pid 5461] <... openat resumed>) = 7 [pid 5460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5459] close_range(4, 4294967295, 0 [pid 5458] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5461] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5459] <... close_range resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5463 [pid 5461] <... ioctl resumed>) = 0 [pid 5460] <... openat resumed>) = 3 [pid 5459] exit_group(0 [pid 5458] <... ioctl resumed>) = 0 [pid 5461] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5460] write(3, "1000", 4 [pid 5459] <... exit_group resumed>) = ? [pid 5458] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5461] <... ioctl resumed>) = 0 [pid 5460] <... write resumed>) = 4 [pid 5459] +++ exited with 0 +++ [pid 5458] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5461] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5460] close(3 [pid 5458] close_range(4, 4294967295, 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5461] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5460] <... close resumed>) = 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5461] close_range(4, 4294967295, 0) = 0 [pid 5460] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5458] <... close_range resumed>) = 0 [pid 5080] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5462 attached [pid 5463] <... prctl resumed>) = 0 [pid 5461] exit_group(0 [pid 5460] <... openat resumed>) = 3 [pid 5458] exit_group(0 [pid 5463] setpgid(0, 0 [pid 5462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5461] <... exit_group resumed>) = ? [pid 5460] read(3, [pid 5458] <... exit_group resumed>) = ? [pid 5463] <... setpgid resumed>) = 0 [pid 5462] <... prctl resumed>) = 0 [pid 5461] +++ exited with 0 +++ [pid 5460] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5462] setpgid(0, 0 [pid 5460] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5458] +++ exited with 0 +++ [pid 5462] <... setpgid resumed>) = 0 [pid 5460] <... socket resumed>) = 4 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5464 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5460] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5462] <... openat resumed>) = 3 [pid 5460] <... openat resumed>) = 5 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5462] write(3, "1000", 4 [pid 5460] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5465 [pid 5462] <... write resumed>) = 4 [pid 5460] <... ioctl resumed>) = 0 [pid 5462] close(3 [pid 5460] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5462] <... close resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5466 attached ./strace-static-x86_64: Process 5465 attached [pid 5463] <... openat resumed>) = 3 [pid 5462] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5460] <... openat resumed>) = 7 [pid 5466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5463] write(3, "1000", 4 [pid 5462] <... openat resumed>) = 3 [pid 5460] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5466 [pid 5463] <... write resumed>) = 4 [pid 5462] read(3, [pid 5460] <... ioctl resumed>) = 0 [pid 5463] close(3 [pid 5462] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5460] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5465] <... prctl resumed>) = 0 [pid 5463] <... close resumed>) = 0 [pid 5462] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5460] <... ioctl resumed>) = 0 [pid 5466] <... prctl resumed>) = 0 [pid 5462] <... socket resumed>) = 4 [pid 5460] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5463] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5460] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5462] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5460] close_range(4, 4294967295, 0 [pid 5463] <... openat resumed>) = 3 [pid 5462] <... openat resumed>) = 5 [pid 5462] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140) = 0 [pid 5462] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5463] read(3, [pid 5462] <... openat resumed>) = 7 [pid 5460] <... close_range resumed>) = 0 [pid 5462] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5460] exit_group(0 [pid 5463] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5462] <... ioctl resumed>) = 0 [pid 5460] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5464 attached [pid 5462] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5462] <... ioctl resumed>) = 0 [pid 5464] <... prctl resumed>) = 0 [pid 5462] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5464] setpgid(0, 0 [pid 5462] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5460] +++ exited with 0 +++ [pid 5465] setpgid(0, 0 [pid 5464] <... setpgid resumed>) = 0 [pid 5463] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5462] close_range(4, 4294967295, 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5466] setpgid(0, 0 [pid 5465] <... setpgid resumed>) = 0 [pid 5464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5463] <... socket resumed>) = 4 [pid 5462] <... close_range resumed>) = 0 [pid 5466] <... setpgid resumed>) = 0 [pid 5465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5464] <... openat resumed>) = 3 [pid 5463] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5462] exit_group(0 [pid 5464] write(3, "1000", 4 [pid 5463] <... openat resumed>) = 5 [pid 5462] <... exit_group resumed>) = ? [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5467 attached [pid 5466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5465] <... openat resumed>) = 3 [pid 5464] <... write resumed>) = 4 [pid 5463] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5462] +++ exited with 0 +++ [pid 5464] close(3 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5467 [pid 5464] <... close resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5465] write(3, "1000", 4 [pid 5464] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5463] <... ioctl resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5466] <... openat resumed>) = 3 [pid 5465] <... write resumed>) = 4 [pid 5464] <... openat resumed>) = 3 [pid 5463] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5464] read(3, [pid 5075] <... restart_syscall resumed>) = 0 [pid 5466] write(3, "1000", 4 [pid 5465] close(3 [pid 5464] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5463] <... openat resumed>) = 7 [pid 5466] <... write resumed>) = 4 [pid 5465] <... close resumed>) = 0 [pid 5464] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5463] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5466] close(3 [pid 5465] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5464] <... socket resumed>) = 4 [pid 5463] <... ioctl resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5468 attached [pid 5467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5466] <... close resumed>) = 0 [pid 5465] <... openat resumed>) = 3 [pid 5464] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5463] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5464] <... openat resumed>) = 5 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5468 [pid 5464] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5466] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5465] read(3, [pid 5464] <... ioctl resumed>) = 0 [pid 5463] <... ioctl resumed>) = 0 [pid 5464] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 7 [pid 5465] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5464] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5463] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5466] <... openat resumed>) = 3 [pid 5465] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5464] <... ioctl resumed>) = 0 [pid 5464] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5463] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5464] <... ioctl resumed>) = 0 [pid 5464] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5464] close_range(4, 4294967295, 0) = 0 [pid 5463] close_range(4, 4294967295, 0 [pid 5467] <... prctl resumed>) = 0 [pid 5466] read(3, [pid 5465] <... socket resumed>) = 4 [pid 5464] exit_group(0) = ? [pid 5468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5467] setpgid(0, 0 [pid 5466] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5465] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5464] +++ exited with 0 +++ [pid 5463] <... close_range resumed>) = 0 [pid 5467] <... setpgid resumed>) = 0 [pid 5466] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5465] <... openat resumed>) = 5 [pid 5463] exit_group(0 [pid 5467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5466] <... socket resumed>) = 4 [pid 5465] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5463] <... exit_group resumed>) = ? [pid 5466] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5467] <... openat resumed>) = 3 [pid 5466] <... openat resumed>) = 5 [pid 5465] <... ioctl resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5469 [pid 5467] write(3, "1000", 4 [pid 5466] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5465] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5463] +++ exited with 0 +++ [pid 5466] <... ioctl resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5467] <... write resumed>) = 4 [pid 5466] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5465] <... openat resumed>) = 7 [pid 5466] <... openat resumed>) = 7 [pid 5465] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5467] close(3 [pid 5466] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5465] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5469 attached [pid 5466] <... ioctl resumed>) = 0 [pid 5465] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5467] <... close resumed>) = 0 [pid 5466] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5466] <... ioctl resumed>) = 0 [pid 5465] <... ioctl resumed>) = 0 [pid 5467] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5466] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5465] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5466] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5465] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5469] <... prctl resumed>) = 0 [pid 5467] <... openat resumed>) = 3 [pid 5466] close_range(4, 4294967295, 0 [pid 5465] close_range(4, 4294967295, 0 [pid 5469] setpgid(0, 0 [pid 5466] <... close_range resumed>) = 0 [pid 5469] <... setpgid resumed>) = 0 [pid 5465] <... close_range resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5470 attached [pid 5469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5468] <... prctl resumed>) = 0 [pid 5467] read(3, [pid 5466] exit_group(0 [pid 5465] exit_group(0 [pid 5469] <... openat resumed>) = 3 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5470 [pid 5467] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5466] <... exit_group resumed>) = ? [pid 5465] <... exit_group resumed>) = ? [pid 5469] write(3, "1000", 4) = 4 [pid 5469] close(3 [pid 5467] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5469] <... close resumed>) = 0 [pid 5469] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5469] read(3, [pid 5466] +++ exited with 0 +++ [pid 5469] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5469] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5469] <... socket resumed>) = 4 [pid 5469] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY) = 5 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5469] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5467] <... socket resumed>) = 4 [pid 5465] +++ exited with 0 +++ [pid 5470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5469] <... ioctl resumed>) = 0 [pid 5468] setpgid(0, 0 [pid 5467] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5469] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5467] <... openat resumed>) = 5 [pid 5468] <... setpgid resumed>) = 0 [pid 5470] <... prctl resumed>) = 0 [pid 5469] <... openat resumed>) = 7 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5469] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5471 [pid 5469] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5472 [pid 5469] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5469] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5467] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5469] close_range(4, 4294967295, 0) = 0 [pid 5469] exit_group(0 [pid 5467] <... ioctl resumed>) = 0 [pid 5469] <... exit_group resumed>) = ? [pid 5468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5471 attached [pid 5470] setpgid(0, 0 [pid 5469] +++ exited with 0 +++ [pid 5467] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5468] <... openat resumed>) = 3 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5468] write(3, "1000", 4 [pid 5467] <... openat resumed>) = 7 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5473 attached [pid 5471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5470] <... setpgid resumed>) = 0 [pid 5468] <... write resumed>) = 4 [pid 5467] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5473 ./strace-static-x86_64: Process 5472 attached [pid 5472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5472] setpgid(0, 0) = 0 [pid 5468] close(3) = 0 [pid 5467] <... ioctl resumed>) = 0 [pid 5470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5468] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5467] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5467] <... ioctl resumed>) = 0 [pid 5468] <... openat resumed>) = 3 [pid 5472] <... openat resumed>) = 3 [pid 5470] <... openat resumed>) = 3 [pid 5468] read(3, [pid 5467] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5471] <... prctl resumed>) = 0 [pid 5471] setpgid(0, 0) = 0 [pid 5471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5471] write(3, "1000", 4) = 4 [pid 5471] close(3) = 0 [pid 5467] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5468] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5472] write(3, "1000", 4 [pid 5471] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5470] write(3, "1000", 4 [pid 5467] close_range(4, 4294967295, 0 [pid 5473] <... prctl resumed>) = 0 [pid 5472] <... write resumed>) = 4 [pid 5471] <... openat resumed>) = 3 [pid 5470] <... write resumed>) = 4 [pid 5468] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5473] setpgid(0, 0 [pid 5472] close(3 [pid 5471] read(3, [pid 5470] close(3 [pid 5468] <... socket resumed>) = 4 [pid 5467] <... close_range resumed>) = 0 [pid 5473] <... setpgid resumed>) = 0 [pid 5472] <... close resumed>) = 0 [pid 5471] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5470] <... close resumed>) = 0 [pid 5468] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5467] exit_group(0 [pid 5473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5472] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5471] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5473] <... openat resumed>) = 3 [pid 5472] <... openat resumed>) = 3 [pid 5471] <... socket resumed>) = 4 [pid 5470] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5468] <... openat resumed>) = 5 [pid 5467] <... exit_group resumed>) = ? [pid 5473] write(3, "1000", 4 [pid 5472] read(3, [pid 5471] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5470] <... openat resumed>) = 3 [pid 5468] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5473] <... write resumed>) = 4 [pid 5472] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 84 [pid 5471] <... openat resumed>) = 5 [pid 5473] close(3 [pid 5472] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5471] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5470] read(3, [pid 5468] <... ioctl resumed>) = 0 [pid 5467] +++ exited with 0 +++ [pid 5473] <... close resumed>) = 0 [pid 5472] <... socket resumed>) = 4 [pid 5471] <... ioctl resumed>) = 0 [pid 5470] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 134 [pid 5468] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5473] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5472] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5471] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5470] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5473] <... openat resumed>) = 3 [pid 5472] <... openat resumed>) = 5 [pid 5471] <... openat resumed>) = 7 [pid 5470] <... socket resumed>) = 4 [pid 5468] <... openat resumed>) = 7 [pid 5473] read(3, [pid 5472] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5471] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5470] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5468] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5473] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 194 [pid 5472] <... ioctl resumed>) = 0 [pid 5471] <... ioctl resumed>) = 0 [pid 5470] <... openat resumed>) = 5 [pid 5468] <... ioctl resumed>) = 0 [pid 5473] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5472] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5471] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5470] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5468] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5473] <... socket resumed>) = 4 [pid 5472] <... openat resumed>) = 7 [pid 5471] <... ioctl resumed>) = 0 [pid 5470] <... ioctl resumed>) = 0 [pid 5468] <... ioctl resumed>) = 0 [pid 5473] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5472] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5471] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5470] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5468] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5474 attached [pid 5473] <... openat resumed>) = 5 [pid 5472] <... ioctl resumed>) = 0 [pid 5471] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5470] <... openat resumed>) = 7 [pid 5468] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5473] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5472] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5471] close_range(4, 4294967295, 0 [pid 5470] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5468] close_range(4, 4294967295, 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5474 [pid 5473] <... ioctl resumed>) = 0 [pid 5472] <... ioctl resumed>) = 0 [pid 5471] <... close_range resumed>) = 0 [pid 5473] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5472] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5471] exit_group(0 [pid 5470] <... ioctl resumed>) = 0 [pid 5473] <... openat resumed>) = 7 [pid 5472] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5471] <... exit_group resumed>) = ? [pid 5470] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5468] <... close_range resumed>) = 0 [pid 5474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5473] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5472] close_range(4, 4294967295, 0 [pid 5471] +++ exited with 0 +++ [pid 5470] <... ioctl resumed>) = 0 [pid 5468] exit_group(0 [pid 5474] <... prctl resumed>) = 0 [pid 5473] <... ioctl resumed>) = 0 [pid 5472] <... close_range resumed>) = 0 [pid 5470] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5468] <... exit_group resumed>) = ? [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5473] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5472] exit_group(0 [pid 5470] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5473] <... ioctl resumed>) = 0 [pid 5472] <... exit_group resumed>) = ? [pid 5474] setpgid(0, 0 [pid 5473] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5472] +++ exited with 0 +++ [pid 5470] close_range(4, 4294967295, 0 [pid 5468] +++ exited with 0 +++ [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5474] <... setpgid resumed>) = 0 [pid 5473] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5470] <... close_range resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5475 attached [pid 5473] close_range(4, 4294967295, 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5475 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5473] <... close_range resumed>) = 0 [pid 5470] exit_group(0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5473] exit_group(0) = ? [pid 5475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5473] +++ exited with 0 +++ [pid 5470] <... exit_group resumed>) = ? [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5470] +++ exited with 0 +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5474] <... openat resumed>) = 3 [pid 5475] <... prctl resumed>) = 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5476 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5477 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5474] write(3, "1000", 4 [pid 5475] setpgid(0, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5478 attached [pid 5475] <... setpgid resumed>) = 0 [pid 5474] <... write resumed>) = 4 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5479 attached [pid 5478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5474] close(3 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5478 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5479 [pid 5474] <... close resumed>) = 0 [pid 5475] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5477 attached [pid 5474] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5474] <... openat resumed>) = 3 [pid 5477] setpgid(0, 0) = 0 [pid 5474] read(3, "objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5475] write(3, "1000", 4 [pid 5478] <... prctl resumed>) = 0 [pid 5477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5474] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5477] <... openat resumed>) = 3 [pid 5475] <... write resumed>) = 4 [pid 5474] <... socket resumed>) = 4 [pid 5477] write(3, "1000", 4) = 4 [pid 5477] close(3) = 0 [pid 5477] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY) = 3 [pid 5475] close(3 [pid 5478] setpgid(0, 0 [pid 5477] read(3, [pid 5475] <... close resumed>) = 0 [pid 5474] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5477] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5475] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5479] <... prctl resumed>) = 0 [pid 5478] <... setpgid resumed>) = 0 [pid 5477] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5475] <... openat resumed>) = 3 [pid 5474] <... openat resumed>) = 5 ./strace-static-x86_64: Process 5476 attached [pid 5477] <... socket resumed>) = 4 [pid 5475] read(3, [pid 5474] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5477] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5475] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5474] <... ioctl resumed>) = 0 [pid 5477] <... openat resumed>) = 5 [pid 5476] <... prctl resumed>) = 0 [pid 5475] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5477] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5476] setpgid(0, 0 [pid 5475] <... socket resumed>) = 4 [pid 5474] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5477] <... ioctl resumed>) = 0 [pid 5476] <... setpgid resumed>) = 0 [pid 5475] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5479] setpgid(0, 0 [pid 5478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5477] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5475] <... openat resumed>) = 5 [pid 5474] <... openat resumed>) = 7 [pid 5477] <... openat resumed>) = 7 [pid 5476] <... openat resumed>) = 3 [pid 5475] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5474] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5478] <... openat resumed>) = 3 [pid 5477] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5476] write(3, "1000", 4 [pid 5475] <... ioctl resumed>) = 0 [pid 5474] <... ioctl resumed>) = 0 [pid 5478] write(3, "1000", 4 [pid 5477] <... ioctl resumed>) = 0 [pid 5476] <... write resumed>) = 4 [pid 5475] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5474] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5477] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5476] close(3 [pid 5475] <... openat resumed>) = 7 [pid 5478] <... write resumed>) = 4 [pid 5477] <... ioctl resumed>) = 0 [pid 5476] <... close resumed>) = 0 [pid 5475] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5474] <... ioctl resumed>) = 0 [pid 5479] <... setpgid resumed>) = 0 [pid 5478] close(3 [pid 5477] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5476] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5475] <... ioctl resumed>) = 0 [pid 5479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5478] <... close resumed>) = 0 [pid 5477] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5476] <... openat resumed>) = 3 [pid 5475] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5474] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5479] <... openat resumed>) = 3 [pid 5478] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5477] close_range(4, 4294967295, 0 [pid 5476] read(3, [pid 5475] <... ioctl resumed>) = 0 [pid 5474] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5479] write(3, "1000", 4 [pid 5478] <... openat resumed>) = 3 [pid 5477] <... close_range resumed>) = 0 [pid 5476] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5475] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5474] close_range(4, 4294967295, 0 [pid 5479] <... write resumed>) = 4 [pid 5478] read(3, [pid 5477] exit_group(0 [pid 5476] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5475] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5479] close(3 [pid 5478] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5477] <... exit_group resumed>) = ? [pid 5476] <... socket resumed>) = 4 [pid 5475] close_range(4, 4294967295, 0 [pid 5474] <... close_range resumed>) = 0 [pid 5479] <... close resumed>) = 0 [pid 5478] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5477] +++ exited with 0 +++ [pid 5476] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5475] <... close_range resumed>) = 0 [pid 5474] exit_group(0 [pid 5479] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5478] <... socket resumed>) = 4 [pid 5476] <... openat resumed>) = 5 [pid 5475] exit_group(0 [pid 5474] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5479] <... openat resumed>) = 3 [pid 5478] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5476] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5475] <... exit_group resumed>) = ? [pid 5479] read(3, [pid 5478] <... openat resumed>) = 5 [pid 5476] <... ioctl resumed>) = 0 [pid 5475] +++ exited with 0 +++ [pid 5474] +++ exited with 0 +++ [pid 5479] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5478] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5476] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5480 attached [pid 5479] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5478] <... ioctl resumed>) = 0 [pid 5476] <... openat resumed>) = 7 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5479] <... socket resumed>) = 4 [pid 5478] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5476] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5079] <... restart_syscall resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5480 [pid 5480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5479] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5478] <... openat resumed>) = 7 [pid 5476] <... ioctl resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5480] <... prctl resumed>) = 0 [pid 5479] <... openat resumed>) = 5 [pid 5478] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5476] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5480] setpgid(0, 0 [pid 5479] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5478] <... ioctl resumed>) = 0 [pid 5476] <... ioctl resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5481 attached [pid 5480] <... setpgid resumed>) = 0 [pid 5479] <... ioctl resumed>) = 0 [pid 5478] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5476] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5482 attached [pid 5481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5479] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5478] <... ioctl resumed>) = 0 [pid 5476] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5481 [pid 5482] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5481] <... prctl resumed>) = 0 [pid 5480] <... openat resumed>) = 3 [pid 5479] <... openat resumed>) = 7 [pid 5478] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5476] close_range(4, 4294967295, 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5482 [pid 5482] <... prctl resumed>) = 0 [pid 5481] setpgid(0, 0 [pid 5480] write(3, "1000", 4 [pid 5479] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5478] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5476] <... close_range resumed>) = 0 [pid 5482] setpgid(0, 0 [pid 5481] <... setpgid resumed>) = 0 [pid 5480] <... write resumed>) = 4 [pid 5479] <... ioctl resumed>) = 0 [pid 5478] close_range(4, 4294967295, 0 [pid 5476] exit_group(0 [pid 5480] close(3 [pid 5479] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5478] <... close_range resumed>) = 0 [pid 5476] <... exit_group resumed>) = ? [pid 5481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5482] <... setpgid resumed>) = 0 [pid 5480] <... close resumed>) = 0 [pid 5479] <... ioctl resumed>) = 0 [pid 5478] exit_group(0 [pid 5476] +++ exited with 0 +++ [pid 5481] <... openat resumed>) = 3 [pid 5482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5481] write(3, "1000", 4 [pid 5480] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5479] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5478] <... exit_group resumed>) = ? [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5481] <... write resumed>) = 4 [pid 5480] <... openat resumed>) = 3 [pid 5479] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5481] close(3 [pid 5480] read(3, [pid 5479] close_range(4, 4294967295, 0 [pid 5478] +++ exited with 0 +++ [pid 5076] <... restart_syscall resumed>) = 0 [pid 5482] <... openat resumed>) = 3 [pid 5481] <... close resumed>) = 0 [pid 5480] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5479] <... close_range resumed>) = 0 [pid 5482] write(3, "1000", 4 [pid 5481] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5480] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5479] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5482] <... write resumed>) = 4 [pid 5481] <... openat resumed>) = 3 [pid 5480] <... socket resumed>) = 4 [pid 5479] <... exit_group resumed>) = ? [pid 5482] close(3 [pid 5481] read(3, [pid 5480] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5479] +++ exited with 0 +++ [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5483 attached [pid 5482] <... close resumed>) = 0 [pid 5481] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5480] <... openat resumed>) = 5 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5482] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5481] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5480] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5483 [pid 5483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5482] <... openat resumed>) = 3 [pid 5481] <... socket resumed>) = 4 [pid 5480] <... ioctl resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5484 attached [pid 5483] <... prctl resumed>) = 0 [pid 5482] read(3, [pid 5481] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5480] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5485 attached [pid 5484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5483] setpgid(0, 0 [pid 5482] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5481] <... openat resumed>) = 5 [pid 5480] <... openat resumed>) = 7 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5484 [pid 5485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5484] <... prctl resumed>) = 0 [pid 5483] <... setpgid resumed>) = 0 [pid 5482] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5481] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5480] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5485 [pid 5485] <... prctl resumed>) = 0 [pid 5484] setpgid(0, 0 [pid 5483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5482] <... socket resumed>) = 4 [pid 5481] <... ioctl resumed>) = 0 [pid 5480] <... ioctl resumed>) = 0 [pid 5485] setpgid(0, 0 [pid 5484] <... setpgid resumed>) = 0 [pid 5483] <... openat resumed>) = 3 [pid 5482] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5481] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5480] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5483] write(3, "1000", 4 [pid 5482] <... openat resumed>) = 5 [pid 5481] <... openat resumed>) = 7 [pid 5480] <... ioctl resumed>) = 0 [pid 5485] <... setpgid resumed>) = 0 [pid 5484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5483] <... write resumed>) = 4 [pid 5482] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5481] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5480] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5483] close(3 [pid 5482] <... ioctl resumed>) = 0 [pid 5481] <... ioctl resumed>) = 0 [pid 5480] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5484] <... openat resumed>) = 3 [pid 5483] <... close resumed>) = 0 [pid 5482] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5481] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5480] close_range(4, 4294967295, 0 [pid 5485] <... openat resumed>) = 3 [pid 5484] write(3, "1000", 4 [pid 5483] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5482] <... openat resumed>) = 7 [pid 5481] <... ioctl resumed>) = 0 [pid 5485] write(3, "1000", 4 [pid 5484] <... write resumed>) = 4 [pid 5483] <... openat resumed>) = 3 [pid 5482] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5481] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5480] <... close_range resumed>) = 0 [pid 5485] <... write resumed>) = 4 [pid 5484] close(3 [pid 5483] read(3, [pid 5482] <... ioctl resumed>) = 0 [pid 5481] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5480] exit_group(0 [pid 5485] close(3 [pid 5484] <... close resumed>) = 0 [pid 5483] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 236 [pid 5482] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5481] close_range(4, 4294967295, 0 [pid 5480] <... exit_group resumed>) = ? [pid 5483] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5482] <... ioctl resumed>) = 0 [pid 5482] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5481] <... close_range resumed>) = 0 [pid 5480] +++ exited with 0 +++ [pid 5485] <... close resumed>) = 0 [pid 5484] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5483] <... socket resumed>) = 4 [pid 5482] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5481] exit_group(0 [pid 5485] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5484] <... openat resumed>) = 3 [pid 5483] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5482] close_range(4, 4294967295, 0 [pid 5481] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5485] <... openat resumed>) = 3 [pid 5484] read(3, [pid 5483] <... openat resumed>) = 5 [pid 5482] <... close_range resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5486 attached [pid 5485] read(3, [pid 5484] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5483] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5482] exit_group(0 [pid 5481] +++ exited with 0 +++ [pid 5486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5485] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5484] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5483] <... ioctl resumed>) = 0 [pid 5482] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5486 [pid 5486] <... prctl resumed>) = 0 [pid 5485] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5484] <... socket resumed>) = 4 [pid 5483] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5484] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5483] <... openat resumed>) = 7 [pid 5482] +++ exited with 0 +++ [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5487 attached [pid 5486] setpgid(0, 0 [pid 5485] <... socket resumed>) = 4 [pid 5484] <... openat resumed>) = 5 [pid 5483] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5486] <... setpgid resumed>) = 0 [pid 5485] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5484] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5483] <... ioctl resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5487 [pid 5485] <... openat resumed>) = 5 [pid 5484] <... ioctl resumed>) = 0 [pid 5483] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5485] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5484] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5483] <... ioctl resumed>) = 0 [pid 5486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5485] <... ioctl resumed>) = 0 [pid 5484] <... openat resumed>) = 7 [pid 5483] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5486] <... openat resumed>) = 3 [pid 5485] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5484] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5483] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5488 attached [pid 5487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5486] write(3, "1000", 4 [pid 5485] <... openat resumed>) = 7 [pid 5484] <... ioctl resumed>) = 0 [pid 5483] close_range(4, 4294967295, 0 [pid 5486] <... write resumed>) = 4 [pid 5485] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5484] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5488 [pid 5484] <... ioctl resumed>) = 0 [pid 5483] <... close_range resumed>) = 0 [pid 5486] close(3 [pid 5485] <... ioctl resumed>) = 0 [pid 5484] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5483] exit_group(0 [pid 5486] <... close resumed>) = 0 [pid 5485] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5484] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5483] <... exit_group resumed>) = ? [pid 5486] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5485] <... ioctl resumed>) = 0 [pid 5484] close_range(4, 4294967295, 0 [pid 5488] <... prctl resumed>) = 0 [pid 5488] setpgid(0, 0) = 0 [pid 5488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5483] +++ exited with 0 +++ [pid 5488] <... openat resumed>) = 3 [pid 5486] <... openat resumed>) = 3 [pid 5485] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5484] <... close_range resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5488] write(3, "1000", 4 [pid 5486] read(3, [pid 5485] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5484] exit_group(0 [pid 5487] <... prctl resumed>) = 0 [pid 5488] <... write resumed>) = 4 [pid 5486] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5485] close_range(4, 4294967295, 0 [pid 5484] <... exit_group resumed>) = ? [pid 5487] setpgid(0, 0 [pid 5488] close(3 [pid 5486] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5485] <... close_range resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5489 attached [pid 5488] <... close resumed>) = 0 [pid 5487] <... setpgid resumed>) = 0 [pid 5486] <... socket resumed>) = 4 [pid 5485] exit_group(0 [pid 5484] +++ exited with 0 +++ [pid 5489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5488] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5486] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5485] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5489 [pid 5489] <... prctl resumed>) = 0 [pid 5488] <... openat resumed>) = 3 [pid 5487] <... openat resumed>) = 3 [pid 5486] <... openat resumed>) = 5 [pid 5489] setpgid(0, 0 [pid 5488] read(3, [pid 5487] write(3, "1000", 4 [pid 5486] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5485] +++ exited with 0 +++ [pid 5489] <... setpgid resumed>) = 0 [pid 5488] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5487] <... write resumed>) = 4 [pid 5486] <... ioctl resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5490 attached [pid 5489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5488] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5487] close(3 [pid 5486] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5489] <... openat resumed>) = 3 [pid 5488] <... socket resumed>) = 4 [pid 5487] <... close resumed>) = 0 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5490 [pid 5490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5489] write(3, "1000", 4 [pid 5488] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5487] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5486] <... openat resumed>) = 7 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5491 attached [pid 5490] <... prctl resumed>) = 0 [pid 5489] <... write resumed>) = 4 [pid 5488] <... openat resumed>) = 5 [pid 5487] <... openat resumed>) = 3 [pid 5486] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5490] setpgid(0, 0 [pid 5489] close(3 [pid 5488] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5487] read(3, [pid 5486] <... ioctl resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5491 [pid 5491] <... prctl resumed>) = 0 [pid 5490] <... setpgid resumed>) = 0 [pid 5489] <... close resumed>) = 0 [pid 5488] <... ioctl resumed>) = 0 [pid 5487] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5486] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5491] setpgid(0, 0 [pid 5490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5489] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5488] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5487] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5486] <... ioctl resumed>) = 0 [pid 5491] <... setpgid resumed>) = 0 [pid 5490] <... openat resumed>) = 3 [pid 5489] <... openat resumed>) = 3 [pid 5488] <... openat resumed>) = 7 [pid 5487] <... socket resumed>) = 4 [pid 5486] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5490] write(3, "1000", 4 [pid 5489] read(3, [pid 5488] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5487] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5486] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5491] <... openat resumed>) = 3 [pid 5490] <... write resumed>) = 4 [pid 5489] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5488] <... ioctl resumed>) = 0 [pid 5487] <... openat resumed>) = 5 [pid 5486] close_range(4, 4294967295, 0 [pid 5491] write(3, "1000", 4 [pid 5490] close(3 [pid 5489] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5488] ioctl(8, SYNC_IOC_MERGE, 0x20000040) = 0 [pid 5487] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5486] <... close_range resumed>) = 0 [pid 5491] <... write resumed>) = 4 [pid 5490] <... close resumed>) = 0 [pid 5489] <... socket resumed>) = 4 [pid 5488] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5487] <... ioctl resumed>) = 0 [pid 5486] exit_group(0 [pid 5491] close(3 [pid 5490] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5489] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5488] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5487] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5486] <... exit_group resumed>) = ? [pid 5491] <... close resumed>) = 0 [pid 5490] <... openat resumed>) = 3 [pid 5489] <... openat resumed>) = 5 [pid 5488] close_range(4, 4294967295, 0 [pid 5487] <... openat resumed>) = 7 [pid 5491] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5490] read(3, [pid 5489] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5488] <... close_range resumed>) = 0 [pid 5487] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5486] +++ exited with 0 +++ [pid 5491] <... openat resumed>) = 3 [pid 5490] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nsyz-executor27"..., 8224) = 129 [pid 5489] <... ioctl resumed>) = 0 [pid 5488] exit_group(0 [pid 5487] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5491] read(3, [pid 5490] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5489] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5488] <... exit_group resumed>) = ? [pid 5487] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5491] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 205 [pid 5490] <... socket resumed>) = 4 [pid 5489] <... openat resumed>) = 7 [pid 5488] +++ exited with 0 +++ [pid 5487] <... ioctl resumed>) = 0 [pid 5491] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5490] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5489] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5487] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5492 attached [pid 5491] <... socket resumed>) = 4 [pid 5490] <... openat resumed>) = 5 [pid 5489] <... ioctl resumed>) = 0 [pid 5487] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5491] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5490] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5489] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5487] close_range(4, 4294967295, 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5492 [pid 5492] <... prctl resumed>) = 0 [pid 5490] <... ioctl resumed>) = 0 [pid 5489] <... ioctl resumed>) = 0 [pid 5487] <... close_range resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5492] setpgid(0, 0 [pid 5491] <... openat resumed>) = 5 [pid 5490] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5489] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5487] exit_group(0 [pid 5492] <... setpgid resumed>) = 0 [pid 5491] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5490] <... openat resumed>) = 7 [pid 5489] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5487] <... exit_group resumed>) = ? [pid 5490] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5489] close_range(4, 4294967295, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5491] <... ioctl resumed>) = 0 [pid 5490] <... ioctl resumed>) = 0 [pid 5489] <... close_range resumed>) = 0 [pid 5487] +++ exited with 0 +++ [pid 5492] <... openat resumed>) = 3 [pid 5491] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5490] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5489] exit_group(0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5493 [pid 5492] write(3, "1000", 4 [pid 5491] <... openat resumed>) = 7 [pid 5490] <... ioctl resumed>) = 0 [pid 5489] <... exit_group resumed>) = ? [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5491] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5490] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5491] <... ioctl resumed>) = 0 [pid 5492] <... write resumed>) = 4 [pid 5490] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5489] +++ exited with 0 +++ [pid 5079] <... restart_syscall resumed>) = 0 [pid 5492] close(3 [pid 5491] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5490] close_range(4, 4294967295, 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5492] <... close resumed>) = 0 [pid 5491] <... ioctl resumed>) = 0 [pid 5490] <... close_range resumed>) = 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5492] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5491] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5490] exit_group(0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5494 attached [pid 5492] <... openat resumed>) = 3 [pid 5491] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5490] <... exit_group resumed>) = ? [pid 5492] read(3, [pid 5491] close_range(4, 4294967295, 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5494 [pid 5490] +++ exited with 0 +++ [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5493 attached [pid 5494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5492] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5491] <... close_range resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5494] <... prctl resumed>) = 0 [pid 5492] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5491] exit_group(0 [pid 5494] setpgid(0, 0 [pid 5492] <... socket resumed>) = 4 [pid 5491] <... exit_group resumed>) = ? [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5495 ./strace-static-x86_64: Process 5495 attached [pid 5494] <... setpgid resumed>) = 0 [pid 5493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5492] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5491] +++ exited with 0 +++ [pid 5495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5493] <... prctl resumed>) = 0 [pid 5492] <... openat resumed>) = 5 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5495] <... prctl resumed>) = 0 [pid 5494] <... openat resumed>) = 3 [pid 5493] setpgid(0, 0 [pid 5492] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5495] setpgid(0, 0 [pid 5494] write(3, "1000", 4 [pid 5493] <... setpgid resumed>) = 0 [pid 5492] <... ioctl resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5496 attached [pid 5495] <... setpgid resumed>) = 0 [pid 5494] <... write resumed>) = 4 [pid 5493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5492] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5497 attached [pid 5496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5494] close(3 [pid 5493] <... openat resumed>) = 3 [pid 5492] <... openat resumed>) = 7 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5496 [pid 5497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5496] <... prctl resumed>) = 0 [pid 5495] <... openat resumed>) = 3 [pid 5494] <... close resumed>) = 0 [pid 5493] write(3, "1000", 4 [pid 5492] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5497 [pid 5497] <... prctl resumed>) = 0 [pid 5496] setpgid(0, 0 [pid 5495] write(3, "1000", 4 [pid 5494] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5493] <... write resumed>) = 4 [pid 5492] <... ioctl resumed>) = 0 [pid 5497] setpgid(0, 0 [pid 5496] <... setpgid resumed>) = 0 [pid 5495] <... write resumed>) = 4 [pid 5494] <... openat resumed>) = 3 [pid 5493] close(3 [pid 5492] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5497] <... setpgid resumed>) = 0 [pid 5496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5495] close(3 [pid 5494] read(3, [pid 5493] <... close resumed>) = 0 [pid 5492] <... ioctl resumed>) = 0 [pid 5497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5496] <... openat resumed>) = 3 [pid 5495] <... close resumed>) = 0 [pid 5494] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5493] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5492] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5497] <... openat resumed>) = 3 [pid 5496] write(3, "1000", 4 [pid 5495] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5494] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5493] <... openat resumed>) = 3 [pid 5492] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5497] write(3, "1000", 4 [pid 5496] <... write resumed>) = 4 [pid 5495] <... openat resumed>) = 3 [pid 5494] <... socket resumed>) = 4 [pid 5493] read(3, [pid 5492] close_range(4, 4294967295, 0 [pid 5497] <... write resumed>) = 4 [pid 5496] close(3 [pid 5495] read(3, [pid 5494] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5493] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 140 [pid 5492] <... close_range resumed>) = 0 [pid 5497] close(3 [pid 5496] <... close resumed>) = 0 [pid 5495] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5494] <... openat resumed>) = 5 [pid 5493] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5497] <... close resumed>) = 0 [pid 5496] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5495] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5494] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5493] <... socket resumed>) = 4 [pid 5492] exit_group(0 [pid 5497] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5496] <... openat resumed>) = 3 [pid 5495] <... socket resumed>) = 4 [pid 5494] <... ioctl resumed>) = 0 [pid 5493] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5492] <... exit_group resumed>) = ? [pid 5497] <... openat resumed>) = 3 [pid 5496] read(3, [pid 5495] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5494] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5493] <... openat resumed>) = 5 [pid 5495] <... openat resumed>) = 5 [pid 5494] <... openat resumed>) = 7 [pid 5493] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5492] +++ exited with 0 +++ [pid 5496] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nsyz-executor27"..., 8224) = 149 [pid 5497] read(3, [pid 5496] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5495] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5494] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5493] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5497] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 199 [pid 5496] <... socket resumed>) = 4 [pid 5495] <... ioctl resumed>) = 0 [pid 5494] <... ioctl resumed>) = 0 [pid 5493] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5497] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5496] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5495] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5494] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5493] <... openat resumed>) = 7 [pid 5497] <... socket resumed>) = 4 [pid 5496] <... openat resumed>) = 5 [pid 5495] <... openat resumed>) = 7 [pid 5494] <... ioctl resumed>) = 0 [pid 5493] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5497] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5496] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5495] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5494] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5493] <... ioctl resumed>) = 0 [pid 5497] <... openat resumed>) = 5 [pid 5496] <... ioctl resumed>) = 0 [pid 5495] <... ioctl resumed>) = 0 [pid 5494] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5493] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5497] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5496] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5495] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5494] close_range(4, 4294967295, 0 [pid 5493] <... ioctl resumed>) = 0 [pid 5497] <... ioctl resumed>) = 0 [pid 5496] <... openat resumed>) = 7 [pid 5495] <... ioctl resumed>) = 0 [pid 5493] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5494] <... close_range resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5498 attached [pid 5497] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5496] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5495] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5494] exit_group(0 [pid 5493] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5497] <... openat resumed>) = 7 [pid 5496] <... ioctl resumed>) = 0 [pid 5495] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5494] <... exit_group resumed>) = ? [pid 5493] close_range(4, 4294967295, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5498 [pid 5498] <... prctl resumed>) = 0 [pid 5497] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5496] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5495] close_range(4, 4294967295, 0 [pid 5494] +++ exited with 0 +++ [pid 5493] <... close_range resumed>) = 0 [pid 5498] setpgid(0, 0 [pid 5497] <... ioctl resumed>) = 0 [pid 5496] <... ioctl resumed>) = 0 [pid 5495] <... close_range resumed>) = 0 [pid 5493] exit_group(0 [pid 5498] <... setpgid resumed>) = 0 [pid 5497] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5496] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5495] exit_group(0 [pid 5493] <... exit_group resumed>) = ? [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5497] <... ioctl resumed>) = 0 [pid 5496] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5495] <... exit_group resumed>) = ? [pid 5498] <... openat resumed>) = 3 [pid 5497] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5496] close_range(4, 4294967295, 0 [pid 5497] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5496] <... close_range resumed>) = 0 [pid 5493] +++ exited with 0 +++ [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5498] write(3, "1000", 4 [pid 5497] close_range(4, 4294967295, 0 [pid 5496] exit_group(0 [pid 5498] <... write resumed>) = 4 [pid 5497] <... close_range resumed>) = 0 [pid 5496] <... exit_group resumed>) = ? [pid 5495] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5499 attached [pid 5498] close(3 [pid 5497] exit_group(0 [pid 5496] +++ exited with 0 +++ [pid 5499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5498] <... close resumed>) = 0 [pid 5497] <... exit_group resumed>) = ? [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5499 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5499] <... prctl resumed>) = 0 [pid 5497] +++ exited with 0 +++ [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5501 attached ./strace-static-x86_64: Process 5500 attached [pid 5499] setpgid(0, 0 [pid 5498] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5499] <... setpgid resumed>) = 0 [pid 5498] <... openat resumed>) = 3 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5500 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5501 [pid 5501] <... prctl resumed>) = 0 [pid 5500] <... prctl resumed>) = 0 [pid 5499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5498] read(3, [pid 5501] setpgid(0, 0 [pid 5500] setpgid(0, 0 [pid 5499] <... openat resumed>) = 3 [pid 5498] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5501] <... setpgid resumed>) = 0 [pid 5500] <... setpgid resumed>) = 0 [pid 5499] write(3, "1000", 4 [pid 5498] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5502 attached [pid 5501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5499] <... write resumed>) = 4 [pid 5498] <... socket resumed>) = 4 [pid 5502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5501] <... openat resumed>) = 3 [pid 5500] <... openat resumed>) = 3 [pid 5499] close(3 [pid 5498] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5502 [pid 5502] <... prctl resumed>) = 0 [pid 5501] write(3, "1000", 4 [pid 5500] write(3, "1000", 4 [pid 5499] <... close resumed>) = 0 [pid 5498] <... openat resumed>) = 5 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5503 attached [pid 5502] setpgid(0, 0 [pid 5501] <... write resumed>) = 4 [pid 5500] <... write resumed>) = 4 [pid 5499] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5498] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5502] <... setpgid resumed>) = 0 [pid 5501] close(3 [pid 5500] close(3 [pid 5499] <... openat resumed>) = 3 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5503 [pid 5503] <... prctl resumed>) = 0 [pid 5502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5501] <... close resumed>) = 0 [pid 5500] <... close resumed>) = 0 [pid 5499] read(3, [pid 5498] <... ioctl resumed>) = 0 [pid 5503] setpgid(0, 0 [pid 5502] <... openat resumed>) = 3 [pid 5501] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5500] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5499] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5498] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5503] <... setpgid resumed>) = 0 [pid 5502] write(3, "1000", 4 [pid 5501] <... openat resumed>) = 3 [pid 5500] <... openat resumed>) = 3 [pid 5499] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5498] <... openat resumed>) = 7 [pid 5503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5502] <... write resumed>) = 4 [pid 5501] read(3, [pid 5500] read(3, [pid 5499] <... socket resumed>) = 4 [pid 5498] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5503] <... openat resumed>) = 3 [pid 5502] close(3 [pid 5501] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5500] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5499] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5498] <... ioctl resumed>) = 0 [pid 5503] write(3, "1000", 4 [pid 5502] <... close resumed>) = 0 [pid 5501] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5500] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5499] <... openat resumed>) = 5 [pid 5498] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5503] <... write resumed>) = 4 [pid 5502] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5501] <... socket resumed>) = 4 [pid 5500] <... socket resumed>) = 4 [pid 5499] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5498] <... ioctl resumed>) = 0 [pid 5503] close(3 [pid 5502] <... openat resumed>) = 3 [pid 5501] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5500] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5499] <... ioctl resumed>) = 0 [pid 5498] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5503] <... close resumed>) = 0 [pid 5502] read(3, [pid 5501] <... openat resumed>) = 5 [pid 5500] <... openat resumed>) = 5 [pid 5499] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5498] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5503] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5502] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 225 [pid 5501] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5500] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5499] <... openat resumed>) = 7 [pid 5498] close_range(4, 4294967295, 0 [pid 5503] <... openat resumed>) = 3 [pid 5502] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5501] <... ioctl resumed>) = 0 [pid 5500] <... ioctl resumed>) = 0 [pid 5499] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5503] read(3, [pid 5502] <... socket resumed>) = 4 [pid 5501] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5500] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5499] <... ioctl resumed>) = 0 [pid 5498] <... close_range resumed>) = 0 [pid 5502] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5501] <... openat resumed>) = 7 [pid 5499] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5503] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 230 [pid 5502] <... openat resumed>) = 5 [pid 5501] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5500] <... openat resumed>) = 7 [pid 5499] <... ioctl resumed>) = 0 [pid 5498] exit_group(0 [pid 5503] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5502] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5501] <... ioctl resumed>) = 0 [pid 5500] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5499] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5498] <... exit_group resumed>) = ? [pid 5503] <... socket resumed>) = 4 [pid 5502] <... ioctl resumed>) = 0 [pid 5501] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5500] <... ioctl resumed>) = 0 [pid 5499] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5499] close_range(4, 4294967295, 0 [pid 5503] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5502] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5501] <... ioctl resumed>) = 0 [pid 5500] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5499] <... close_range resumed>) = 0 [pid 5498] +++ exited with 0 +++ [pid 5503] <... openat resumed>) = 5 [pid 5502] <... openat resumed>) = 7 [pid 5501] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5500] <... ioctl resumed>) = 0 [pid 5499] exit_group(0 [pid 5503] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5502] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5501] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5500] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5499] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5503] <... ioctl resumed>) = 0 [pid 5502] <... ioctl resumed>) = 0 [pid 5501] close_range(4, 4294967295, 0 [pid 5500] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5499] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5503] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5502] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5501] <... close_range resumed>) = 0 [pid 5500] close_range(4, 4294967295, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5504 attached [pid 5503] <... openat resumed>) = 7 [pid 5502] <... ioctl resumed>) = 0 [pid 5501] exit_group(0 [pid 5500] <... close_range resumed>) = 0 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5503] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5502] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5501] <... exit_group resumed>) = ? [pid 5500] exit_group(0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5504 [pid 5504] <... prctl resumed>) = 0 [pid 5502] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5504] setpgid(0, 0 [pid 5503] <... ioctl resumed>) = 0 [pid 5502] close_range(4, 4294967295, 0 [pid 5501] +++ exited with 0 +++ [pid 5500] <... exit_group resumed>) = ? [pid 5504] <... setpgid resumed>) = 0 [pid 5503] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5505 attached [pid 5504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5503] <... ioctl resumed>) = 0 [pid 5502] <... close_range resumed>) = 0 [pid 5500] +++ exited with 0 +++ [pid 5505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5504] <... openat resumed>) = 3 [pid 5503] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5502] exit_group(0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5505 [pid 5505] <... prctl resumed>) = 0 [pid 5504] write(3, "1000", 4 [pid 5503] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5502] <... exit_group resumed>) = ? [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5506 attached [pid 5505] setpgid(0, 0 [pid 5504] <... write resumed>) = 4 [pid 5503] close_range(4, 4294967295, 0 [pid 5502] +++ exited with 0 +++ [pid 5505] <... setpgid resumed>) = 0 [pid 5504] close(3 [pid 5503] <... close_range resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5506 [pid 5506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5504] <... close resumed>) = 0 [pid 5503] exit_group(0 [pid 5506] <... prctl resumed>) = 0 [pid 5505] <... openat resumed>) = 3 [pid 5504] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5503] <... exit_group resumed>) = ? [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5507 attached [pid 5506] setpgid(0, 0 [pid 5505] write(3, "1000", 4 [pid 5504] <... openat resumed>) = 3 [pid 5503] +++ exited with 0 +++ [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5508 attached [pid 5507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5506] <... setpgid resumed>) = 0 [pid 5505] <... write resumed>) = 4 [pid 5504] read(3, [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5507 [pid 5508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5507] <... prctl resumed>) = 0 [pid 5506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5505] close(3 [pid 5504] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5508 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5508] <... prctl resumed>) = 0 [pid 5507] setpgid(0, 0 [pid 5506] <... openat resumed>) = 3 [pid 5505] <... close resumed>) = 0 [pid 5504] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5509 attached [pid 5508] setpgid(0, 0 [pid 5507] <... setpgid resumed>) = 0 [pid 5506] write(3, "1000", 4 [pid 5505] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5504] <... socket resumed>) = 4 [pid 5508] <... setpgid resumed>) = 0 [pid 5507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5506] <... write resumed>) = 4 [pid 5505] <... openat resumed>) = 3 [pid 5504] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5509 [pid 5509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5507] <... openat resumed>) = 3 [pid 5506] close(3 [pid 5505] read(3, [pid 5504] <... openat resumed>) = 5 [pid 5509] <... prctl resumed>) = 0 [pid 5508] <... openat resumed>) = 3 [pid 5507] write(3, "1000", 4 [pid 5506] <... close resumed>) = 0 [pid 5505] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5504] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5509] setpgid(0, 0 [pid 5508] write(3, "1000", 4 [pid 5507] <... write resumed>) = 4 [pid 5506] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5505] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5504] <... ioctl resumed>) = 0 [pid 5509] <... setpgid resumed>) = 0 [pid 5508] <... write resumed>) = 4 [pid 5507] close(3 [pid 5506] <... openat resumed>) = 3 [pid 5505] <... socket resumed>) = 4 [pid 5504] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5508] close(3 [pid 5507] <... close resumed>) = 0 [pid 5506] read(3, [pid 5505] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5504] <... openat resumed>) = 7 [pid 5509] <... openat resumed>) = 3 [pid 5508] <... close resumed>) = 0 [pid 5507] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5506] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5505] <... openat resumed>) = 5 [pid 5504] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5509] write(3, "1000", 4 [pid 5508] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5507] <... openat resumed>) = 3 [pid 5506] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5505] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5504] <... ioctl resumed>) = 0 [pid 5509] <... write resumed>) = 4 [pid 5508] <... openat resumed>) = 3 [pid 5507] read(3, [pid 5506] <... socket resumed>) = 4 [pid 5505] <... ioctl resumed>) = 0 [pid 5504] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5509] close(3 [pid 5508] read(3, [pid 5507] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5506] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5505] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5504] <... ioctl resumed>) = 0 [pid 5509] <... close resumed>) = 0 [pid 5508] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5507] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5506] <... openat resumed>) = 5 [pid 5505] <... openat resumed>) = 7 [pid 5504] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5509] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5508] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5507] <... socket resumed>) = 4 [pid 5506] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5505] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5504] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5509] <... openat resumed>) = 3 [pid 5508] <... socket resumed>) = 4 [pid 5507] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5506] <... ioctl resumed>) = 0 [pid 5505] <... ioctl resumed>) = 0 [pid 5504] close_range(4, 4294967295, 0 [pid 5509] read(3, [pid 5508] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5507] <... openat resumed>) = 5 [pid 5506] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5505] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5504] <... close_range resumed>) = 0 [pid 5509] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 245 [pid 5508] <... openat resumed>) = 5 [pid 5507] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5506] <... openat resumed>) = 7 [pid 5505] <... ioctl resumed>) = 0 [pid 5504] exit_group(0 [pid 5509] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5508] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5507] <... ioctl resumed>) = 0 [pid 5506] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5505] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5504] <... exit_group resumed>) = ? [pid 5509] <... socket resumed>) = 4 [pid 5508] <... ioctl resumed>) = 0 [pid 5507] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5506] <... ioctl resumed>) = 0 [pid 5505] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5504] +++ exited with 0 +++ [pid 5509] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5508] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5507] <... openat resumed>) = 7 [pid 5506] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5505] close_range(4, 4294967295, 0 [pid 5507] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5506] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5509] <... openat resumed>) = 5 [pid 5508] <... openat resumed>) = 7 [pid 5507] <... ioctl resumed>) = 0 [pid 5506] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5505] <... close_range resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5509] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5508] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5507] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5506] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5505] exit_group(0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5509] <... ioctl resumed>) = 0 [pid 5508] <... ioctl resumed>) = 0 [pid 5507] <... ioctl resumed>) = 0 [pid 5506] close_range(4, 4294967295, 0 [pid 5505] <... exit_group resumed>) = ? [pid 5509] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5508] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5507] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5506] <... close_range resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5510 attached [pid 5509] <... openat resumed>) = 7 [pid 5508] <... ioctl resumed>) = 0 [pid 5507] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5506] exit_group(0 [pid 5505] +++ exited with 0 +++ [pid 5510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5509] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5508] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5507] close_range(4, 4294967295, 0 [pid 5506] <... exit_group resumed>) = ? [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5510 [pid 5510] <... prctl resumed>) = 0 [pid 5508] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5507] <... close_range resumed>) = 0 [pid 5506] +++ exited with 0 +++ [pid 5508] close_range(4, 4294967295, 0 [pid 5507] exit_group(0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5510] setpgid(0, 0 [pid 5509] <... ioctl resumed>) = 0 [pid 5508] <... close_range resumed>) = 0 [pid 5507] <... exit_group resumed>) = ? [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5508] exit_group(0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5507] +++ exited with 0 +++ [pid 5508] <... exit_group resumed>) = ? [pid 5510] <... setpgid resumed>) = 0 [pid 5509] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5512 attached ./strace-static-x86_64: Process 5511 attached [pid 5510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5509] <... ioctl resumed>) = 0 [pid 5508] +++ exited with 0 +++ [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5513 attached [pid 5512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5510] <... openat resumed>) = 3 [pid 5509] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5511 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5512 [pid 5513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5512] <... prctl resumed>) = 0 [pid 5511] <... prctl resumed>) = 0 [pid 5510] write(3, "1000", 4 [pid 5509] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5513 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5513] <... prctl resumed>) = 0 [pid 5512] setpgid(0, 0 [pid 5511] setpgid(0, 0 [pid 5510] <... write resumed>) = 4 [pid 5509] close_range(4, 4294967295, 0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5513] setpgid(0, 0 [pid 5512] <... setpgid resumed>) = 0 [pid 5511] <... setpgid resumed>) = 0 [pid 5510] close(3 [pid 5509] <... close_range resumed>) = 0 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5513] <... setpgid resumed>) = 0 [pid 5512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5510] <... close resumed>) = 0 [pid 5509] exit_group(0 [pid 5511] <... openat resumed>) = 3 [pid 5510] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5512] <... openat resumed>) = 3 [pid 5511] write(3, "1000", 4 [pid 5509] <... exit_group resumed>) = ? [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5514 attached [pid 5513] <... openat resumed>) = 3 [pid 5512] write(3, "1000", 4 [pid 5511] <... write resumed>) = 4 [pid 5510] <... openat resumed>) = 3 [pid 5509] +++ exited with 0 +++ [pid 5514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5513] write(3, "1000", 4 [pid 5512] <... write resumed>) = 4 [pid 5511] close(3 [pid 5510] read(3, [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5514 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5514] <... prctl resumed>) = 0 [pid 5513] <... write resumed>) = 4 [pid 5512] close(3 [pid 5511] <... close resumed>) = 0 [pid 5510] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5514] setpgid(0, 0 [pid 5513] close(3 [pid 5512] <... close resumed>) = 0 [pid 5511] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5510] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5514] <... setpgid resumed>) = 0 [pid 5513] <... close resumed>) = 0 [pid 5512] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5511] <... openat resumed>) = 3 [pid 5510] <... socket resumed>) = 4 [pid 5513] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5512] <... openat resumed>) = 3 [pid 5511] read(3, [pid 5510] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5513] <... openat resumed>) = 3 [pid 5512] read(3, [pid 5511] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5513] read(3, [pid 5512] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5511] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5510] <... openat resumed>) = 5 [pid 5514] <... openat resumed>) = 3 [pid 5513] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5512] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5511] <... socket resumed>) = 4 [pid 5510] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5514] write(3, "1000", 4 [pid 5513] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5512] <... socket resumed>) = 4 [pid 5511] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5510] <... ioctl resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5515 attached [pid 5514] <... write resumed>) = 4 [pid 5513] <... socket resumed>) = 4 [pid 5512] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5511] <... openat resumed>) = 5 [pid 5510] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5514] close(3 [pid 5513] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5512] <... openat resumed>) = 5 [pid 5511] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5510] <... openat resumed>) = 7 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5515 [pid 5515] <... prctl resumed>) = 0 [pid 5514] <... close resumed>) = 0 [pid 5513] <... openat resumed>) = 5 [pid 5512] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5511] <... ioctl resumed>) = 0 [pid 5510] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5514] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5515] setpgid(0, 0 [pid 5513] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5512] <... ioctl resumed>) = 0 [pid 5511] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5510] <... ioctl resumed>) = 0 [pid 5515] <... setpgid resumed>) = 0 [pid 5514] <... openat resumed>) = 3 [pid 5513] <... ioctl resumed>) = 0 [pid 5512] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5511] <... openat resumed>) = 7 [pid 5510] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5514] read(3, [pid 5513] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5512] <... openat resumed>) = 7 [pid 5511] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5510] <... ioctl resumed>) = 0 [pid 5514] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 315 [pid 5513] <... openat resumed>) = 7 [pid 5512] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5511] <... ioctl resumed>) = 0 [pid 5515] <... openat resumed>) = 3 [pid 5510] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5515] write(3, "1000", 4 [pid 5514] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5513] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5512] <... ioctl resumed>) = 0 [pid 5511] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5510] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5515] <... write resumed>) = 4 [pid 5514] <... socket resumed>) = 4 [pid 5513] <... ioctl resumed>) = 0 [pid 5512] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5511] <... ioctl resumed>) = 0 [pid 5510] close_range(4, 4294967295, 0 [pid 5515] close(3 [pid 5514] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5513] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5512] <... ioctl resumed>) = 0 [pid 5510] <... close_range resumed>) = 0 [pid 5511] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5515] <... close resumed>) = 0 [pid 5514] <... openat resumed>) = 5 [pid 5513] <... ioctl resumed>) = 0 [pid 5512] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5511] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5510] exit_group(0 [pid 5515] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5514] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5513] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5512] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5511] close_range(4, 4294967295, 0 [pid 5510] <... exit_group resumed>) = ? [pid 5515] <... openat resumed>) = 3 [pid 5514] <... ioctl resumed>) = 0 [pid 5513] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5512] close_range(4, 4294967295, 0 [pid 5511] <... close_range resumed>) = 0 [pid 5515] read(3, [pid 5510] +++ exited with 0 +++ [pid 5515] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor27"..., 8224) = 205 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5515] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5514] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5513] close_range(4, 4294967295, 0 [pid 5512] <... close_range resumed>) = 0 [pid 5511] exit_group(0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5515] <... socket resumed>) = 4 [pid 5514] <... openat resumed>) = 7 [pid 5513] <... close_range resumed>) = 0 [pid 5512] exit_group(0 [pid 5511] <... exit_group resumed>) = ? [pid 5075] <... restart_syscall resumed>) = 0 [pid 5515] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5513] exit_group(0 [pid 5515] <... openat resumed>) = 5 [pid 5515] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5514] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5513] <... exit_group resumed>) = ? [pid 5512] <... exit_group resumed>) = ? [pid 5511] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5515] <... ioctl resumed>) = 0 [pid 5513] +++ exited with 0 +++ ./strace-static-x86_64: Process 5516 attached [pid 5515] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5514] <... ioctl resumed>) = 0 [pid 5512] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5516 [pid 5516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5515] <... openat resumed>) = 7 [pid 5514] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5079] restart_syscall(<... resuming interrupted clone ...> [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5516] <... prctl resumed>) = 0 [pid 5515] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5514] <... ioctl resumed>) = 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5516] setpgid(0, 0 [pid 5515] <... ioctl resumed>) = 0 [pid 5514] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5517 attached [pid 5516] <... setpgid resumed>) = 0 [pid 5515] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5514] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5515] <... ioctl resumed>) = 0 [pid 5514] close_range(4, 4294967295, 0 [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5517 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5517] <... prctl resumed>) = 0 [pid 5516] <... openat resumed>) = 3 [pid 5515] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5514] <... close_range resumed>) = 0 [pid 5517] setpgid(0, 0 [pid 5516] write(3, "1000", 4 [pid 5514] exit_group(0 [pid 5517] <... setpgid resumed>) = 0 [pid 5516] <... write resumed>) = 4 [pid 5514] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5519 attached ./strace-static-x86_64: Process 5518 attached [pid 5517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5516] close(3 [pid 5515] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5518 [pid 5519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5517] <... openat resumed>) = 3 [pid 5516] <... close resumed>) = 0 [pid 5515] close_range(4, 4294967295, 0 [pid 5514] +++ exited with 0 +++ [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5519 [pid 5519] <... prctl resumed>) = 0 [pid 5518] <... prctl resumed>) = 0 [pid 5517] write(3, "1000", 4 [pid 5516] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5515] <... close_range resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5519] setpgid(0, 0 [pid 5518] setpgid(0, 0 [pid 5517] <... write resumed>) = 4 [pid 5516] <... openat resumed>) = 3 [pid 5515] exit_group(0 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5519] <... setpgid resumed>) = 0 [pid 5518] <... setpgid resumed>) = 0 [pid 5517] close(3 [pid 5516] read(3, [pid 5515] <... exit_group resumed>) = ? [pid 5080] <... restart_syscall resumed>) = 0 [pid 5519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5517] <... close resumed>) = 0 [pid 5516] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5515] +++ exited with 0 +++ [pid 5519] <... openat resumed>) = 3 [pid 5518] <... openat resumed>) = 3 [pid 5517] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5516] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5519] write(3, "1000", 4 [pid 5518] write(3, "1000", 4 [pid 5517] <... openat resumed>) = 3 [pid 5516] <... socket resumed>) = 4 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5520 attached [pid 5519] <... write resumed>) = 4 [pid 5518] <... write resumed>) = 4 [pid 5517] read(3, [pid 5516] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5519] close(3 [pid 5518] close(3 [pid 5517] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5520 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5521 attached [pid 5520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5519] <... close resumed>) = 0 [pid 5518] <... close resumed>) = 0 [pid 5517] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5516] <... openat resumed>) = 5 [pid 5521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5520] <... prctl resumed>) = 0 [pid 5519] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5518] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5517] <... socket resumed>) = 4 [pid 5516] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5521 [pid 5521] <... prctl resumed>) = 0 [pid 5520] setpgid(0, 0 [pid 5519] <... openat resumed>) = 3 [pid 5518] <... openat resumed>) = 3 [pid 5517] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5516] <... ioctl resumed>) = 0 [pid 5521] setpgid(0, 0 [pid 5520] <... setpgid resumed>) = 0 [pid 5519] read(3, [pid 5518] read(3, [pid 5517] <... openat resumed>) = 5 [pid 5516] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5521] <... setpgid resumed>) = 0 [pid 5520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5519] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5518] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n\nfences:\n------"..., 8224) = 109 [pid 5517] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5516] <... openat resumed>) = 7 [pid 5521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5520] <... openat resumed>) = 3 [pid 5519] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5518] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5517] <... ioctl resumed>) = 0 [pid 5521] <... openat resumed>) = 3 [pid 5520] write(3, "1000", 4 [pid 5519] <... socket resumed>) = 4 [pid 5518] <... socket resumed>) = 4 [pid 5517] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5516] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5521] write(3, "1000", 4 [pid 5520] <... write resumed>) = 4 [pid 5519] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5518] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5517] <... openat resumed>) = 7 [pid 5516] <... ioctl resumed>) = 0 [pid 5521] <... write resumed>) = 4 [pid 5520] close(3 [pid 5519] <... openat resumed>) = 5 [pid 5518] <... openat resumed>) = 5 [pid 5517] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5516] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5521] close(3 [pid 5520] <... close resumed>) = 0 [pid 5519] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5518] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5517] <... ioctl resumed>) = 0 [pid 5516] <... ioctl resumed>) = 0 [pid 5521] <... close resumed>) = 0 [pid 5520] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5519] <... ioctl resumed>) = 0 [pid 5518] <... ioctl resumed>) = 0 [pid 5517] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5516] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5521] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5520] <... openat resumed>) = 3 [pid 5519] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5518] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5517] <... ioctl resumed>) = 0 [pid 5516] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5521] <... openat resumed>) = 3 [pid 5520] read(3, [pid 5519] <... openat resumed>) = 7 [pid 5518] <... openat resumed>) = 7 [pid 5517] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5516] close_range(4, 4294967295, 0 [pid 5521] read(3, [pid 5520] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 366 [pid 5519] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5518] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5521] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 270 [pid 5520] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5519] <... ioctl resumed>) = 0 [pid 5518] <... ioctl resumed>) = 0 [pid 5517] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5516] <... close_range resumed>) = 0 [pid 5521] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5520] <... socket resumed>) = 4 [pid 5519] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5518] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5517] close_range(4, 4294967295, 0 [pid 5516] exit_group(0 [pid 5521] <... socket resumed>) = 4 [pid 5520] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5519] <... ioctl resumed>) = 0 [pid 5518] <... ioctl resumed>) = 0 [pid 5521] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5520] <... openat resumed>) = 5 [pid 5519] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5518] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5517] <... close_range resumed>) = 0 [pid 5516] <... exit_group resumed>) = ? [pid 5521] <... openat resumed>) = 5 [pid 5520] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5519] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5518] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5519] close_range(4, 4294967295, 0 [pid 5518] close_range(4, 4294967295, 0 [pid 5516] +++ exited with 0 +++ [pid 5521] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5520] <... ioctl resumed>) = 0 [pid 5519] <... close_range resumed>) = 0 [pid 5518] <... close_range resumed>) = 0 [pid 5517] exit_group(0 [pid 5521] <... ioctl resumed>) = 0 [pid 5520] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5519] exit_group(0 [pid 5518] exit_group(0 [pid 5517] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5521] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5520] <... openat resumed>) = 7 [pid 5519] <... exit_group resumed>) = ? [pid 5518] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5522 attached [pid 5521] <... openat resumed>) = 7 [pid 5520] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5519] +++ exited with 0 +++ [pid 5518] +++ exited with 0 +++ [pid 5517] +++ exited with 0 +++ [pid 5522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5521] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5520] <... ioctl resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5522 [pid 5522] <... prctl resumed>) = 0 [pid 5521] <... ioctl resumed>) = 0 [pid 5520] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5522] setpgid(0, 0 [pid 5521] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5520] <... ioctl resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5523 attached [pid 5522] <... setpgid resumed>) = 0 [pid 5521] <... ioctl resumed>) = 0 [pid 5520] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5079] <... restart_syscall resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5524 attached [pid 5523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5521] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5520] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5523 [pid 5524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5523] <... prctl resumed>) = 0 [pid 5522] <... openat resumed>) = 3 [pid 5521] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5520] close_range(4, 4294967295, 0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5524 [pid 5524] <... prctl resumed>) = 0 [pid 5523] setpgid(0, 0 [pid 5522] write(3, "1000", 4 [pid 5521] close_range(4, 4294967295, 0 [pid 5520] <... close_range resumed>) = 0 [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5525 attached [pid 5524] setpgid(0, 0 [pid 5523] <... setpgid resumed>) = 0 [pid 5522] <... write resumed>) = 4 [pid 5521] <... close_range resumed>) = 0 [pid 5520] exit_group(0 [pid 5524] <... setpgid resumed>) = 0 [pid 5523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5522] close(3 [pid 5521] exit_group(0 [pid 5520] <... exit_group resumed>) = ? [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5525 [pid 5523] <... openat resumed>) = 3 [pid 5522] <... close resumed>) = 0 [pid 5520] +++ exited with 0 +++ [pid 5521] <... exit_group resumed>) = ? [pid 5522] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5520, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5523] write(3, "1000", 4 [pid 5522] <... openat resumed>) = 3 [pid 5521] +++ exited with 0 +++ [pid 5080] <... restart_syscall resumed>) = 0 [pid 5525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5523] <... write resumed>) = 4 [pid 5522] read(3, [pid 5525] <... prctl resumed>) = 0 [pid 5524] <... openat resumed>) = 3 [pid 5523] close(3 [pid 5522] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5525] setpgid(0, 0 [pid 5524] write(3, "1000", 4 [pid 5523] <... close resumed>) = 0 [pid 5522] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5526 attached [pid 5525] <... setpgid resumed>) = 0 [pid 5524] <... write resumed>) = 4 [pid 5523] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5522] <... socket resumed>) = 4 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5524] close(3 [pid 5523] <... openat resumed>) = 3 [pid 5522] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5526 [pid 5525] <... openat resumed>) = 3 [pid 5524] <... close resumed>) = 0 [pid 5523] read(3, [pid 5522] <... openat resumed>) = 5 [pid 5526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5525] write(3, "1000", 4 [pid 5524] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5523] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n\nfences:\n--------------\n", 8224) = 64 [pid 5522] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5527 attached [pid 5526] setpgid(0, 0 [pid 5525] <... write resumed>) = 4 [pid 5524] <... openat resumed>) = 3 [pid 5523] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5522] <... ioctl resumed>) = 0 [pid 5527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5526] <... setpgid resumed>) = 0 [pid 5525] close(3 [pid 5524] read(3, [pid 5523] <... socket resumed>) = 4 [pid 5522] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5077] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5527 [pid 5527] <... prctl resumed>) = 0 [pid 5526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5525] <... close resumed>) = 0 [pid 5524] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nfences:\n--------------\n", 8224) = 89 [pid 5523] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5522] <... openat resumed>) = 7 [pid 5527] setpgid(0, 0 [pid 5526] <... openat resumed>) = 3 [pid 5525] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5524] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5523] <... openat resumed>) = 5 [pid 5522] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5527] <... setpgid resumed>) = 0 [pid 5526] write(3, "1000", 4 [pid 5525] <... openat resumed>) = 3 [pid 5524] <... socket resumed>) = 4 [pid 5523] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5522] <... ioctl resumed>) = 0 [pid 5527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5526] <... write resumed>) = 4 [pid 5525] read(3, [pid 5524] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5523] <... ioctl resumed>) = 0 [pid 5522] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5526] close(3 [pid 5525] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 185 [pid 5524] <... openat resumed>) = 5 [pid 5523] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5522] <... ioctl resumed>) = 0 [pid 5527] <... openat resumed>) = 3 [pid 5526] <... close resumed>) = 0 [pid 5525] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5524] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5523] <... openat resumed>) = 7 [pid 5522] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5527] write(3, "1000", 4 [pid 5526] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5525] <... socket resumed>) = 4 [pid 5524] <... ioctl resumed>) = 0 [pid 5523] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5522] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5527] <... write resumed>) = 4 [pid 5526] <... openat resumed>) = 3 [pid 5525] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5524] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5523] <... ioctl resumed>) = 0 [pid 5522] close_range(4, 4294967295, 0 [pid 5527] close(3 [pid 5526] read(3, [pid 5525] <... openat resumed>) = 5 [pid 5524] <... openat resumed>) = 7 [pid 5523] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5522] <... close_range resumed>) = 0 [pid 5526] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 225 [pid 5525] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5524] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5523] <... ioctl resumed>) = 0 [pid 5522] exit_group(0 [pid 5527] <... close resumed>) = 0 [pid 5527] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5526] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5525] <... ioctl resumed>) = 0 [pid 5524] <... ioctl resumed>) = 0 [pid 5523] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5522] <... exit_group resumed>) = ? [pid 5525] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5524] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5523] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5522] +++ exited with 0 +++ [pid 5523] close_range(4, 4294967295, 0 [pid 5527] <... openat resumed>) = 3 [pid 5526] <... socket resumed>) = 4 [pid 5525] <... openat resumed>) = 7 [pid 5524] <... ioctl resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5527] read(3, [pid 5526] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5525] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5524] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5523] <... close_range resumed>) = 0 [pid 5527] <... read resumed>"objs:\n--------------\nsyz-executor274: 0\n fence active: 1024 / 0\n\nsyz-executor274: 0\n fence active:"..., 8224) = 256 [pid 5526] <... openat resumed>) = 5 [pid 5525] <... ioctl resumed>) = 0 [pid 5524] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5523] exit_group(0 [pid 5527] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5526] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5525] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5524] close_range(4, 4294967295, 0 [pid 5523] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5528 attached [pid 5527] <... socket resumed>) = 4 [pid 5526] <... ioctl resumed>) = 0 [pid 5525] <... ioctl resumed>) = 0 [pid 5524] <... close_range resumed>) = 0 [pid 5523] +++ exited with 0 +++ [pid 5528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5527] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5526] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5525] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5524] exit_group(0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5528 [pid 5528] <... prctl resumed>) = 0 [pid 5527] <... openat resumed>) = 5 [pid 5526] <... openat resumed>) = 7 [pid 5525] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5524] <... exit_group resumed>) = ? [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5527] ioctl(5, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x20000140 [pid 5526] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5525] close_range(4, 4294967295, 0 [pid 5527] <... ioctl resumed>) = 0 [pid 5527] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5524] +++ exited with 0 +++ [pid 5527] <... openat resumed>) = 7 [pid 5525] <... close_range resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5526] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5529 attached [pid 5528] setpgid(0, 0 [pid 5527] ioctl(7, _IOC(_IOC_READ|_IOC_WRITE, 0x57, 0, 0x28), 0x200001c0 [pid 5526] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5525] exit_group(0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5528] <... setpgid resumed>) = 0 [pid 5527] <... ioctl resumed>) = 0 [pid 5526] <... ioctl resumed>) = 0 [pid 5525] <... exit_group resumed>) = ? [pid 5081] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5529 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5529] <... prctl resumed>) = 0 [pid 5528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5527] ioctl(8, SYNC_IOC_MERGE, 0x20000040 [pid 5526] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5527] <... ioctl resumed>) = 0 [pid 5526] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5525] +++ exited with 0 +++ [pid 5528] <... openat resumed>) = 3 [pid 5529] setpgid(0, 0) = 0 [pid 5528] write(3, "1000", 4 [pid 5527] ppoll([{fd=4, events=POLLIN|POLLOUT|POLLERR}, {fd=9, events=0}], 2, NULL, NULL, 0 [pid 5526] close_range(4, 4294967295, 0 [pid 5079] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5530 attached [pid 5529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5528] <... write resumed>) = 4 [pid 5527] <... ppoll resumed>) = 1 ([{fd=4, revents=POLLOUT}]) [pid 5526] <... close_range resumed>) = 0 [pid 5530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5529] <... openat resumed>) = 3 [pid 5528] close(3 [pid 5527] close_range(4, 4294967295, 0 [pid 5526] exit_group(0 [pid 5076] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5530 [pid 5530] <... prctl resumed>) = 0 [pid 5529] write(3, "1000", 4 [pid 5528] <... close resumed>) = 0 [pid 5527] <... close_range resumed>) = 0 [pid 5526] <... exit_group resumed>) = ? [pid 5530] setpgid(0, 0 [pid 5529] <... write resumed>) = 4 [pid 5528] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5527] exit_group(0) = ? [pid 5526] +++ exited with 0 +++ [pid 5530] <... setpgid resumed>) = 0 [pid 5529] close(3 [pid 5528] <... openat resumed>) = 3 [pid 5527] +++ exited with 0 +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5079] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5531 attached [pid 5530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5529] <... close resumed>) = 0 [pid 5528] read(3, [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5530] <... openat resumed>) = 3 [pid 5529] openat(AT_FDCWD, "/sys/kernel/debug/sync/info", O_RDONLY [pid 5528] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5080] <... restart_syscall resumed>) = 0 [pid 5079] <... clone resumed>, child_tidptr=0x5555567e45d0) = 5531 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5531] <... prctl resumed>) = 0 [pid 5530] write(3, "1000", 4 [pid 5529] <... openat resumed>) = 3 [pid 5528] socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5531] setpgid(0, 0 [pid 5530] <... write resumed>) = 4 [pid 5529] read(3, [pid 5528] <... socket resumed>) = 4 [pid 5531] <... setpgid resumed>) = 0 [pid 5530] close(3 [pid 5529] <... read resumed>"objs:\n--------------\nfences:\n--------------\n", 8224) = 44 [pid 5528] openat(AT_FDCWD, "/sys/kernel/debug/sync/sw_sync", O_RDONLY [pid 5080] clone(child_stack=