./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2792099639 <...> DUID 00:04:fb:87:82:62:74:5a:87:37:86:23:e7:72:30:e3:bc:00 forked to background, child pid 3184 [ 25.170906][ T3185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 25.188866][ T3185] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.11' (ECDSA) to the list of known hosts. execve("./syz-executor2792099639", ["./syz-executor2792099639"], 0x7ffe805f30e0 /* 10 vars */) = 0 brk(NULL) = 0x5555566f9000 brk(0x5555566f9c40) = 0x5555566f9c40 arch_prctl(ARCH_SET_FS, 0x5555566f9300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2792099639", 4096) = 28 brk(0x55555671ac40) = 0x55555671ac40 brk(0x55555671b000) = 0x55555671b000 mprotect(0x7f83805c1000, 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 socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 sendto(4, [{nlmsg_len=36, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 recvfrom(4, [{nlmsg_len=680, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=3606}, "\x01\x02\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00\x06\x00\x01\x00\x1c\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x25\x00\x00\x00\x48\x02\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x05\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x03\x00"...], 4096, 0, NULL, NULL) = 680 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=3606}, {error=0, msg={nlmsg_len=36, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 access("/proc/net", R_OK) = 0 access("/proc/net/unix", R_OK) = 0 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0 close(5) = 0 sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x06\x00\x0a\x00\xa0\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=3606}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0 close(5) = 0 sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0c\x00\x01\x00\x02\x00\xaa\xaa\xaa\xaa\xaa\xaa"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44 recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=3606}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 sendto(3, [{nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=0, ifi_flags=0, ifi_change=0}, [[{nla_len=11, nla_type=IFLA_IFNAME}, "lowpan0"...], [{nla_len=16, nla_type=IFLA_LINKINFO}, [{nla_len=10, nla_type=IFLA_INFO_KIND}, "lowpan"...]], [{nla_len=8, nla_type=IFLA_LINK}, 11]]], 68, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 68 recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=3606}, {error=0, msg={nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0 close(5) = 0 sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x06\x00\x0a\x00\xa1\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=3606}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0 close(5) = 0 sendto(3, [{nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=if_nametoindex("wpan1"), ifi_flags=IFF_UP, ifi_change=0x1}, [{nla_len=12, nla_type=IFLA_ADDRESS}, 02:01:aa:aa:aa:aa:aa]], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44 recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=3606}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 close(3) = 0 close(4) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566f95d0) = 3608 ./strace-static-x86_64: Process 3608 attached [pid 3608] unshare(CLONE_NEWPID [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... unshare resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3611 attached , child_tidptr=0x5555566f95d0) = 3611 [pid 3611] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3606] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3610 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... mount resumed>) = -1 EBUSY (Device or resource busy) ./strace-static-x86_64: Process 3610 attached [pid 3606] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3612 [pid 3610] unshare(CLONE_NEWPID [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3612 attached ) = 0 [pid 3610] <... unshare resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3613 attached [pid 3611] setsid(./strace-static-x86_64: Process 3614 attached [pid 3606] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3613 [pid 3612] unshare(CLONE_NEWPID [pid 3611] <... setsid resumed>) = 1 [pid 3610] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3614 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3613] unshare(CLONE_NEWPID [pid 3612] <... unshare resumed>) = 0 [pid 3611] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3614] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... prlimit64 resumed>NULL) = 0 ./strace-static-x86_64: Process 3616 attached ./strace-static-x86_64: Process 3615 attached [pid 3606] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3615 [pid 3614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3613] <... unshare resumed>) = 0 [pid 3611] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3615] unshare(CLONE_NEWPID [pid 3614] <... prctl resumed>) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3616 [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3616] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3614] setsid( [pid 3611] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] <... setsid resumed>) = 1 [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3617 [pid 3616] <... prctl resumed>) = 0 [pid 3614] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3611] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3616] setsid( [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3616] <... setsid resumed>) = 1 [pid 3614] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3611] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3616] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3613] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3618 [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3616] <... prlimit64 resumed>NULL) = 0 [pid 3614] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3616] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3616] <... prlimit64 resumed>NULL) = 0 [pid 3615] <... unshare resumed>) = 0 [pid 3614] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3611] <... prlimit64 resumed>NULL) = 0 ./strace-static-x86_64: Process 3618 attached ./strace-static-x86_64: Process 3617 attached [pid 3616] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3611] unshare(CLONE_NEWNS./strace-static-x86_64: Process 3619 attached [pid 3618] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3617] unshare(CLONE_NEWPID [pid 3616] <... prlimit64 resumed>NULL) = 0 [pid 3614] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3611] <... unshare resumed>) = 0 [pid 3618] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3617] <... unshare resumed>) = 0 [pid 3616] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3615] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3619 [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3611] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3619] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... prlimit64 resumed>NULL) = 0 [pid 3614] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3618] <... prctl resumed>) = 0 [pid 3616] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3611] <... mount resumed>) = 0 [pid 3618] setsid( [pid 3616] <... prlimit64 resumed>NULL) = 0 [pid 3614] unshare(CLONE_NEWNS [pid 3611] unshare(CLONE_NEWIPC [pid 3618] <... setsid resumed>) = 1 [pid 3616] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3614] <... unshare resumed>) = 0 [pid 3611] <... unshare resumed>) = 0 [pid 3618] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3616] <... prlimit64 resumed>NULL) = 0 [pid 3614] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3611] unshare(CLONE_NEWCGROUP [pid 3618] <... prlimit64 resumed>NULL) = 0 [pid 3616] unshare(CLONE_NEWNS [pid 3617] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3620 [pid 3614] <... mount resumed>) = 0 [pid 3611] <... unshare resumed>) = 0 [pid 3618] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3611] unshare(CLONE_NEWUTS [pid 3618] <... prlimit64 resumed>NULL) = 0 [pid 3611] <... unshare resumed>) = 0 [pid 3618] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3611] unshare(CLONE_SYSVSEM [pid 3618] <... prlimit64 resumed>NULL) = 0 [pid 3616] <... unshare resumed>) = 0 [pid 3614] unshare(CLONE_NEWIPC [pid 3611] <... unshare resumed>) = 0 [pid 3618] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3616] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3618] <... prlimit64 resumed>NULL) = 0 [pid 3616] <... mount resumed>) = 0 [pid 3614] <... unshare resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3618] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3616] unshare(CLONE_NEWIPC [pid 3614] unshare(CLONE_NEWCGROUP [pid 3611] write(3, "16777216", 8 [pid 3618] <... prlimit64 resumed>NULL) = 0 [pid 3611] <... write resumed>) = 8 [pid 3618] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3616] <... unshare resumed>) = 0 [pid 3614] <... unshare resumed>) = 0 [pid 3611] close(3./strace-static-x86_64: Process 3620 attached [pid 3618] <... prlimit64 resumed>NULL) = 0 [pid 3616] unshare(CLONE_NEWCGROUP [pid 3614] unshare(CLONE_NEWUTS [pid 3611] <... close resumed>) = 0 [pid 3620] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3619] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3618] unshare(CLONE_NEWNS [pid 3616] <... unshare resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3614] <... unshare resumed>) = 0 [pid 3619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... unshare resumed>) = 0 [pid 3616] unshare(CLONE_NEWUTS [pid 3614] unshare(CLONE_SYSVSEM [pid 3611] <... openat resumed>) = 3 [pid 3620] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3619] <... prctl resumed>) = 0 [pid 3618] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3616] <... unshare resumed>) = 0 [pid 3614] <... unshare resumed>) = 0 [pid 3611] write(3, "536870912", 9 [pid 3620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3619] setsid( [pid 3618] <... mount resumed>) = 0 [pid 3616] unshare(CLONE_SYSVSEM [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3611] <... write resumed>) = 9 [pid 3620] <... prctl resumed>) = 0 [pid 3619] <... setsid resumed>) = 1 [pid 3618] unshare(CLONE_NEWIPC [pid 3616] <... unshare resumed>) = 0 [pid 3611] close(3 [pid 3620] setsid( [pid 3619] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3616] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3614] <... openat resumed>) = 3 [pid 3618] <... unshare resumed>) = 0 [pid 3620] <... setsid resumed>) = 1 [pid 3619] <... prlimit64 resumed>NULL) = 0 [pid 3618] unshare(CLONE_NEWCGROUP [pid 3616] <... openat resumed>) = 3 [pid 3614] write(3, "16777216", 8 [pid 3611] <... close resumed>) = 0 [pid 3620] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3619] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3618] <... unshare resumed>) = 0 [pid 3616] write(3, "16777216", 8 [pid 3614] <... write resumed>) = 8 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3620] <... prlimit64 resumed>NULL) = 0 [pid 3619] <... prlimit64 resumed>NULL) = 0 [pid 3618] unshare(CLONE_NEWUTS [pid 3616] <... write resumed>) = 8 [pid 3614] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3620] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3619] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3618] <... unshare resumed>) = 0 [pid 3616] close(3 [pid 3614] <... close resumed>) = 0 [pid 3611] write(3, "1024", 4 [pid 3620] <... prlimit64 resumed>NULL) = 0 [pid 3619] <... prlimit64 resumed>NULL) = 0 [pid 3618] unshare(CLONE_SYSVSEM [pid 3616] <... close resumed>) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3611] <... write resumed>) = 4 [pid 3620] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3619] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3618] <... unshare resumed>) = 0 [pid 3616] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3611] close(3 [pid 3620] <... prlimit64 resumed>NULL) = 0 [pid 3619] <... prlimit64 resumed>NULL) = 0 [pid 3618] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3614] <... openat resumed>) = 3 [pid 3611] <... close resumed>) = 0 [pid 3620] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3619] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3618] <... openat resumed>) = 3 [pid 3616] <... openat resumed>) = 3 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3620] <... prlimit64 resumed>NULL) = 0 [pid 3619] <... prlimit64 resumed>NULL) = 0 [pid 3618] write(3, "16777216", 8 [pid 3616] write(3, "536870912", 9 [pid 3614] write(3, "536870912", 9 [pid 3611] <... openat resumed>) = 3 [pid 3620] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3619] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3618] <... write resumed>) = 8 [pid 3616] <... write resumed>) = 9 [pid 3614] <... write resumed>) = 9 [pid 3611] write(3, "8192", 4 [pid 3620] <... prlimit64 resumed>NULL) = 0 [pid 3619] <... prlimit64 resumed>NULL) = 0 [pid 3618] close(3 [pid 3616] close(3 [pid 3614] close(3 [pid 3611] <... write resumed>) = 4 [pid 3620] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3619] unshare(CLONE_NEWNS [pid 3618] <... close resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3614] <... close resumed>) = 0 [pid 3611] close(3 [pid 3620] <... prlimit64 resumed>NULL) = 0 [pid 3619] <... unshare resumed>) = 0 [pid 3618] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3616] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3611] <... close resumed>) = 0 [pid 3620] unshare(CLONE_NEWNS [pid 3619] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3618] <... openat resumed>) = 3 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3620] <... unshare resumed>) = 0 [pid 3619] <... mount resumed>) = 0 [pid 3618] write(3, "536870912", 9 [pid 3616] <... openat resumed>) = 3 [pid 3614] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3620] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3619] unshare(CLONE_NEWIPC [pid 3618] <... write resumed>) = 9 [pid 3616] write(3, "1024", 4 [pid 3614] write(3, "1024", 4 [pid 3611] write(3, "1024", 4 [pid 3620] <... mount resumed>) = 0 [pid 3619] <... unshare resumed>) = 0 [pid 3618] close(3 [pid 3616] <... write resumed>) = 4 [pid 3614] <... write resumed>) = 4 [pid 3611] <... write resumed>) = 4 [pid 3620] unshare(CLONE_NEWIPC [pid 3619] unshare(CLONE_NEWCGROUP [pid 3618] <... close resumed>) = 0 [pid 3616] close(3 [pid 3614] close(3 [pid 3611] close(3 [pid 3620] <... unshare resumed>) = 0 [pid 3619] <... unshare resumed>) = 0 [pid 3618] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3616] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3620] unshare(CLONE_NEWCGROUP [pid 3619] unshare(CLONE_NEWUTS [pid 3618] <... openat resumed>) = 3 [pid 3616] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3614] <... close resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3620] <... unshare resumed>) = 0 [pid 3619] <... unshare resumed>) = 0 [pid 3618] write(3, "1024", 4 [pid 3616] <... openat resumed>) = 3 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3611] <... openat resumed>) = 3 [pid 3620] unshare(CLONE_NEWUTS [pid 3619] unshare(CLONE_SYSVSEM [pid 3618] <... write resumed>) = 4 [pid 3616] write(3, "8192", 4 [pid 3611] write(3, "1024", 4 [pid 3620] <... unshare resumed>) = 0 [pid 3619] <... unshare resumed>) = 0 [pid 3618] close(3 [pid 3616] <... write resumed>) = 4 [pid 3614] <... openat resumed>) = 3 [pid 3611] <... write resumed>) = 4 [pid 3620] unshare(CLONE_SYSVSEM [pid 3619] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3618] <... close resumed>) = 0 [pid 3616] close(3 [pid 3614] write(3, "8192", 4 [pid 3611] close(3 [pid 3620] <... unshare resumed>) = 0 [pid 3618] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3611] <... close resumed>) = 0 [pid 3620] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3619] <... openat resumed>) = 3 [pid 3618] <... openat resumed>) = 3 [pid 3616] <... close resumed>) = 0 [pid 3614] <... write resumed>) = 4 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3620] <... openat resumed>) = 3 [pid 3619] write(3, "16777216", 8 [pid 3618] write(3, "8192", 4 [pid 3616] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3614] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3620] write(3, "16777216", 8 [pid 3619] <... write resumed>) = 8 [pid 3618] <... write resumed>) = 4 [pid 3611] write(3, "1024 1048576 500 1024", 21 [pid 3620] <... write resumed>) = 8 [pid 3619] close(3 [pid 3618] close(3 [pid 3616] <... openat resumed>) = 3 [pid 3614] <... close resumed>) = 0 [pid 3611] <... write resumed>) = 21 [pid 3620] close(3 [pid 3619] <... close resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] write(3, "1024", 4 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3611] close(3 [pid 3620] <... close resumed>) = 0 [pid 3619] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3618] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3616] <... write resumed>) = 4 [pid 3611] <... close resumed>) = 0 [pid 3620] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3619] <... openat resumed>) = 3 [pid 3618] <... openat resumed>) = 3 [pid 3616] close(3 [pid 3614] <... openat resumed>) = 3 [pid 3611] getpid( [pid 3620] <... openat resumed>) = 3 [pid 3619] write(3, "536870912", 9 [pid 3618] write(3, "1024", 4 [pid 3616] <... close resumed>) = 0 [pid 3614] write(3, "1024", 4 [pid 3611] <... getpid resumed>) = 1 [pid 3620] write(3, "536870912", 9 [pid 3619] <... write resumed>) = 9 [pid 3618] <... write resumed>) = 4 [pid 3616] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3611] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 3620] <... write resumed>) = 9 [pid 3619] close(3 [pid 3618] close(3 [pid 3614] <... write resumed>) = 4 [pid 3611] <... capget resumed>{effective=1< [pid 3619] <... close resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3614] close(3 [pid 3611] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3620] <... close resumed>) = 0 [pid 3619] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3618] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3616] write(3, "1024", 4 [pid 3614] <... close resumed>) = 0 [pid 3611] <... capset resumed>) = 0 [pid 3620] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3619] <... openat resumed>) = 3 [pid 3618] <... openat resumed>) = 3 [pid 3616] <... write resumed>) = 4 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3611] unshare(CLONE_NEWNET [pid 3620] <... openat resumed>) = 3 [pid 3619] write(3, "1024", 4 [pid 3618] write(3, "1024", 4 [pid 3616] close(3 [pid 3614] <... openat resumed>) = 3 [pid 3619] <... write resumed>) = 4 [pid 3616] <... close resumed>) = 0 [pid 3614] write(3, "1024", 4 [pid 3619] close(3 [pid 3616] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3614] <... write resumed>) = 4 [pid 3619] <... close resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3614] close(3 [pid 3619] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3616] write(3, "1024 1048576 500 1024", 21 [pid 3620] write(3, "1024", 4 [pid 3618] <... write resumed>) = 4 [pid 3614] <... close resumed>) = 0 [pid 3620] <... write resumed>) = 4 [pid 3619] <... openat resumed>) = 3 [pid 3618] close(3 [pid 3616] <... write resumed>) = 21 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3620] close(3 [pid 3619] write(3, "8192", 4 [pid 3618] <... close resumed>) = 0 [pid 3616] close(3 [pid 3614] <... openat resumed>) = 3 [pid 3620] <... close resumed>) = 0 [pid 3619] <... write resumed>) = 4 [pid 3618] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3616] <... close resumed>) = 0 [pid 3614] write(3, "1024 1048576 500 1024", 21 [pid 3620] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3619] close(3 [pid 3618] <... openat resumed>) = 3 [pid 3616] getpid( [pid 3614] <... write resumed>) = 21 [pid 3620] <... openat resumed>) = 3 [pid 3619] <... close resumed>) = 0 [pid 3618] write(3, "1024 1048576 500 1024", 21 [pid 3616] <... getpid resumed>) = 1 [pid 3614] close(3 [pid 3620] write(3, "8192", 4 [pid 3619] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3618] <... write resumed>) = 21 [pid 3616] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 3614] <... close resumed>) = 0 [pid 3620] <... write resumed>) = 4 [pid 3619] <... openat resumed>) = 3 [pid 3618] close(3 [pid 3616] <... capget resumed>{effective=1< [pid 3620] close(3 [pid 3619] write(3, "1024", 4 [pid 3618] <... close resumed>) = 0 [pid 3616] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3614] <... getpid resumed>) = 1 [pid 3620] <... close resumed>) = 0 [pid 3619] <... write resumed>) = 4 [pid 3618] getpid( [pid 3616] <... capset resumed>) = 0 [pid 3614] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 3620] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3619] close(3 [pid 3618] <... getpid resumed>) = 1 [pid 3616] unshare(CLONE_NEWNET [pid 3614] <... capget resumed>{effective=1<) = 3 [pid 3619] <... close resumed>) = 0 [pid 3618] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 3614] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3620] write(3, "1024", 4 [pid 3619] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3618] <... capget resumed>{effective=1<) = 0 [pid 3620] <... write resumed>) = 4 [pid 3619] <... openat resumed>) = 3 [pid 3618] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3614] unshare(CLONE_NEWNET [pid 3620] close(3 [pid 3619] write(3, "1024", 4 [pid 3618] <... capset resumed>) = 0 [pid 3620] <... close resumed>) = 0 [pid 3619] <... write resumed>) = 4 [pid 3618] unshare(CLONE_NEWNET [pid 3620] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3619] close(3) = 0 [pid 3619] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3619] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3619] close(3) = 0 [pid 3619] getpid() = 1 [pid 3619] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3620] <... openat resumed>) = 3 [pid 3620] write(3, "1024", 4) = 4 [pid 3620] close(3) = 0 [pid 3620] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3620] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3620] close(3) = 0 [pid 3620] getpid() = 1 [pid 3620] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3611] <... unshare resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "0 65535", 7) = 7 [pid 3611] close(3) = 0 [pid 3611] mkdir("/dev/binderfs", 0777) = 0 [pid 3611] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 3611] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566f95d0) = 2 ./strace-static-x86_64: Process 3621 attached [pid 3621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3621] setpgid(0, 0) = 0 [pid 3621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3621] write(3, "1000", 4) = 4 [pid 3621] close(3) = 0 [pid 3621] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 3621] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3621] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 3621] mkdir("./file0", 000) = 0 [pid 3621] pipe2([3, 4], 0) = 0 [pid 3621] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21) = 21 [pid 3621] dup(4) = 5 [pid 3621] write(5, NULL, 0) = 0 [pid 3621] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3616] <... unshare resumed>) = 0 [pid 3616] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 3616] write(3, "0 65535", 7) = 7 [pid 3616] close(3) = 0 [pid 3616] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 3616] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 3616] symlink("/dev/binderfs", "./binderfs") = -1 EEXIST (File exists) [pid 3621] <... mount resumed>) = -1 EIO (Input/output error) [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] close(3./strace-static-x86_64: Process 3622 attached ) = 0 [pid 3619] <... unshare resumed>) = 0 [pid 3622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3621] close(4 [pid 3618] <... unshare resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555566f95d0) = 2 [pid 3622] <... prctl resumed>) = 0 [pid 3621] <... close resumed>) = 0 [pid 3621] close(5 [pid 3622] setpgid(0, 0 [pid 3621] <... close resumed>) = 0 [pid 3622] <... setpgid resumed>) = 0 [pid 3622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3621] close(6 [pid 3618] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 3619] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 3622] <... openat resumed>) = 3 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3619] <... openat resumed>) = 3 [pid 3621] close(7 [pid 3622] write(3, "1000", 4 [pid 3619] write(3, "0 65535", 7 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... write resumed>) = 4 [pid 3618] <... openat resumed>) = 3 [pid 3619] <... write resumed>) = 7 [pid 3621] close(8 [pid 3622] close(3 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] write(3, "0 65535", 7 [pid 3622] <... close resumed>) = 0 [pid 3621] close(9 [pid 3618] <... write resumed>) = 7 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] openat(AT_FDCWD, NULL, O_RDONLY [pid 3621] close(10 [pid 3622] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] close(3 [pid 3622] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3621] close(11 [pid 3622] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... close resumed>) = 0 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3619] close(3 [pid 3621] close(12 [pid 3619] <... close resumed>) = 0 [pid 3622] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] mkdir("/dev/binderfs", 0777 [pid 3621] close(13 [pid 3619] mkdir("/dev/binderfs", 0777 [pid 3622] mkdir("./file0", 000 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3622] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3621] close(14 [pid 3622] pipe2( [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 3621] close(15 [pid 3622] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3619] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3619] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 3622] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3621] close(16 [pid 3619] <... mount resumed>) = 0 [pid 3618] <... mount resumed>) = 0 [pid 3622] <... write resumed>) = 21 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] symlink("/dev/binderfs", "./binderfs" [pid 3622] dup(4 [pid 3621] close(17 [pid 3622] <... dup resumed>) = 5 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] write(5, NULL, 0 [pid 3621] close(18 [pid 3618] <... symlink resumed>) = -1 EEXIST (File exists) [pid 3622] <... write resumed>) = 0 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] symlink("/dev/binderfs", "./binderfs" [pid 3622] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3621] close(19) = -1 EBADF (Bad file descriptor) [pid 3620] <... unshare resumed>) = 0 [pid 3619] <... symlink resumed>) = -1 EEXIST (File exists) [pid 3621] close(20) = -1 EBADF (Bad file descriptor) [pid 3621] close(21) = -1 EBADF (Bad file descriptor) [pid 3621] close(22 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3621] close(23) = -1 EBADF (Bad file descriptor) [pid 3621] close(24 [pid 3618] <... clone resumed>, child_tidptr=0x5555566f95d0) = 2 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3621] close(25) = -1 EBADF (Bad file descriptor) [pid 3621] close(26 [pid 3619] <... clone resumed>, child_tidptr=0x5555566f95d0) = 2 [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3621] close(27) = -1 EBADF (Bad file descriptor) [pid 3621] close(28 [pid 3620] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 3621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3621] close(29) = -1 EBADF (Bad file descriptor) [pid 3621] exit_group(0 [pid 3620] <... openat resumed>) = 3 [pid 3621] <... exit_group resumed>) = ? [pid 3620] write(3, "0 65535", 7./strace-static-x86_64: Process 3624 attached ./strace-static-x86_64: Process 3623 attached ) = 7 [pid 3624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3621] +++ exited with 0 +++ [pid 3620] close(3 [pid 3624] <... prctl resumed>) = 0 [pid 3623] <... prctl resumed>) = 0 [pid 3620] <... close resumed>) = 0 [pid 3624] setpgid(0, 0 [pid 3623] setpgid(0, 0 [pid 3620] mkdir("/dev/binderfs", 0777 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3624] <... setpgid resumed>) = 0 [pid 3623] <... setpgid resumed>) = 0 [pid 3620] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3620] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 3611] <... restart_syscall resumed>) = 0 [pid 3624] <... openat resumed>) = 3 [pid 3623] <... openat resumed>) = 3 [pid 3620] <... mount resumed>) = 0 [pid 3624] write(3, "1000", 4 [pid 3623] write(3, "1000", 4 [pid 3620] symlink("/dev/binderfs", "./binderfs" [pid 3624] <... write resumed>) = 4 [pid 3623] <... write resumed>) = 4 [pid 3620] <... symlink resumed>) = -1 EEXIST (File exists) [pid 3624] close(3 [pid 3623] close(3 [pid 3620] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3624] <... close resumed>) = 0 [pid 3623] <... close resumed>) = 0 [pid 3624] openat(AT_FDCWD, NULL, O_RDONLY [pid 3623] openat(AT_FDCWD, NULL, O_RDONLY [pid 3620] <... clone resumed>, child_tidptr=0x5555566f95d0) = 2 [pid 3624] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3623] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3624] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3623] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3624] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3623] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3 [pid 3624] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3623] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3624] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] mkdir("./file0", 000 [pid 3623] mkdir("./file0", 000 [pid 3624] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3623] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3624] pipe2( [pid 3623] pipe2( [pid 3624] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3623] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3624] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3623] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3624] <... write resumed>) = 21 [pid 3623] <... write resumed>) = 21 [pid 3624] dup(4 [pid 3623] dup(4./strace-static-x86_64: Process 3625 attached [pid 3624] <... dup resumed>) = 5 [pid 3623] <... dup resumed>) = 5 [pid 3625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3624] write(5, NULL, 0 [pid 3623] write(5, NULL, 0./strace-static-x86_64: Process 3626 attached [pid 3625] <... prctl resumed>) = 0 [pid 3624] <... write resumed>) = 0 [pid 3623] <... write resumed>) = 0 [pid 3614] <... unshare resumed>) = 0 [pid 3625] setpgid(0, 0 [pid 3624] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3623] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 3625] <... setpgid resumed>) = 0 [pid 3626] <... prctl resumed>) = 0 [pid 3614] write(3, "0 65535", 7 [pid 3626] setpgid(0, 0 [pid 3625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] <... write resumed>) = 7 [pid 3626] <... setpgid resumed>) = 0 [pid 3625] <... openat resumed>) = 3 [pid 3614] close(3 [pid 3626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3625] write(3, "1000", 4 [pid 3614] <... close resumed>) = 0 [pid 3626] <... openat resumed>) = 3 [pid 3625] <... write resumed>) = 4 [pid 3614] mkdir("/dev/binderfs", 0777 [pid 3626] write(3, "1000", 4 [pid 3625] close(3 [pid 3614] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3626] <... write resumed>) = 4 [pid 3625] <... close resumed>) = 0 [pid 3614] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 3626] close(3 [pid 3625] openat(AT_FDCWD, NULL, O_RDONLY [pid 3614] <... mount resumed>) = 0 [pid 3626] <... close resumed>) = 0 [pid 3625] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3614] symlink("/dev/binderfs", "./binderfs" [pid 3626] openat(AT_FDCWD, NULL, O_RDONLY [pid 3625] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3614] <... symlink resumed>) = -1 EEXIST (File exists) [pid 3626] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3625] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3626] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3625] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3626] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3625] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x5555566f95d0) = 2 ./strace-static-x86_64: Process 3627 attached [pid 3627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3625] mkdir("./file0", 000 [pid 3626] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 3625] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3627] setpgid(0, 0) = 0 [pid 3627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3626] mkdir("./file0", 000 [pid 3625] pipe2( [pid 3622] <... mount resumed>) = -1 EIO (Input/output error) [pid 3627] <... openat resumed>) = 3 [pid 3627] write(3, "1000", 4) = 4 [pid 3627] close(3) = 0 [pid 3627] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 3627] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3627] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3626] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3625] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3622] close(3 [pid 3627] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] pipe2( [pid 3625] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3622] <... close resumed>) = 0 [pid 3627] mkdir("./file0", 000 [pid 3626] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3625] <... write resumed>) = 21 [pid 3622] close(4 [pid 3627] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3626] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3625] dup(4 [pid 3622] <... close resumed>) = 0 [pid 3627] pipe2( [pid 3626] <... write resumed>) = 21 [pid 3625] <... dup resumed>) = 5 [pid 3622] close(5 [pid 3627] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3626] dup(4 [pid 3625] write(5, NULL, 0 [pid 3622] <... close resumed>) = 0 [pid 3627] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3626] <... dup resumed>) = 5 [pid 3625] <... write resumed>) = 0 [pid 3622] close(6 [pid 3627] <... write resumed>) = 21 [pid 3626] write(5, NULL, 0 [pid 3625] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] dup(4 [pid 3626] <... write resumed>) = 0 [pid 3622] close(7 [pid 3627] <... dup resumed>) = 5 [pid 3626] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] write(5, NULL, 0 [pid 3622] close(8 [pid 3627] <... write resumed>) = 0 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3622] close(9) = -1 EBADF (Bad file descriptor) [pid 3623] <... mount resumed>) = -1 EIO (Input/output error) [pid 3623] close(3) = 0 [pid 3623] close(4) = 0 [pid 3623] close(5) = 0 [pid 3623] close(6) = -1 EBADF (Bad file descriptor) [pid 3623] close(7) = -1 EBADF (Bad file descriptor) [pid 3623] close(8) = -1 EBADF (Bad file descriptor) [pid 3623] close(9) = -1 EBADF (Bad file descriptor) [pid 3622] close(10 [pid 3623] close(10 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(11 [pid 3623] close(11 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(12 [pid 3623] close(12 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(13 [pid 3623] close(13 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(14) = -1 EBADF (Bad file descriptor) [pid 3623] close(15) = -1 EBADF (Bad file descriptor) [pid 3623] close(16) = -1 EBADF (Bad file descriptor) [pid 3623] close(17) = -1 EBADF (Bad file descriptor) [pid 3623] close(18) = -1 EBADF (Bad file descriptor) [pid 3623] close(19) = -1 EBADF (Bad file descriptor) [pid 3622] close(14 [pid 3623] close(20 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(15 [pid 3623] close(21 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(16) = -1 EBADF (Bad file descriptor) [pid 3623] close(22 [pid 3622] close(17 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(18 [pid 3623] close(23 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(19 [pid 3623] close(24 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(20 [pid 3623] close(25 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(21 [pid 3623] close(26 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(22 [pid 3623] close(27 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(23 [pid 3623] close(28 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(24 [pid 3623] close(29 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(25) = -1 EBADF (Bad file descriptor) [pid 3623] exit_group(0 [pid 3622] close(26 [pid 3623] <... exit_group resumed>) = ? [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(27) = -1 EBADF (Bad file descriptor) [pid 3622] close(28) = -1 EBADF (Bad file descriptor) [pid 3622] close(29) = -1 EBADF (Bad file descriptor) [pid 3623] +++ exited with 0 +++ [pid 3622] exit_group(0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3622] <... exit_group resumed>) = ? [pid 3622] +++ exited with 0 +++ [pid 3624] <... mount resumed>) = -1 EIO (Input/output error) [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3624] close(3 [pid 3618] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566f95d0) = 3 ./strace-static-x86_64: Process 3629 attached [pid 3624] <... close resumed>) = 0 [pid 3624] close(4) = 0 ./strace-static-x86_64: Process 3628 attached [pid 3624] close(5 [pid 3628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3624] <... close resumed>) = 0 [pid 3628] <... prctl resumed>) = 0 [pid 3624] close(6 [pid 3628] setpgid(0, 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] <... setpgid resumed>) = 0 [pid 3624] close(7 [pid 3629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] <... prctl resumed>) = 0 [pid 3628] <... openat resumed>) = 3 [pid 3624] close(8 [pid 3629] setpgid(0, 0 [pid 3628] write(3, "1000", 4 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] <... setpgid resumed>) = 0 [pid 3628] <... write resumed>) = 4 [pid 3624] close(9 [pid 3629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3628] close(3 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] <... openat resumed>) = 3 [pid 3628] <... close resumed>) = 0 [pid 3624] close(10 [pid 3629] write(3, "1000", 4 [pid 3628] openat(AT_FDCWD, NULL, O_RDONLY [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] <... write resumed>) = 4 [pid 3629] close(3) = 0 [pid 3629] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 3629] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3628] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3624] close(11 [pid 3629] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3628] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3629] pipe2([3, 4], 0) = 0 [pid 3629] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21) = 21 [pid 3629] dup(4) = 5 [pid 3629] write(5, NULL, 0) = 0 [pid 3629] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3628] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3625] <... mount resumed>) = -1 EIO (Input/output error) [pid 3624] close(12 [pid 3628] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3625] close(3 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3628] pipe2([3, 4], 0) = 0 [pid 3628] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21) = 21 [pid 3628] dup(4) = 5 [pid 3628] write(5, NULL, 0) = 0 [pid 3627] <... mount resumed>) = -1 EIO (Input/output error) [pid 3625] <... close resumed>) = 0 [pid 3624] close(13 [pid 3628] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3625] close(4 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] close(3 [pid 3625] <... close resumed>) = 0 [pid 3624] close(14 [pid 3627] <... close resumed>) = 0 [pid 3625] close(5 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] close(4 [pid 3625] <... close resumed>) = 0 [pid 3624] close(15 [pid 3627] <... close resumed>) = 0 [pid 3626] <... mount resumed>) = -1 EIO (Input/output error) [pid 3625] close(6 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] close(5 [pid 3626] close(3 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] close(16 [pid 3627] <... close resumed>) = 0 [pid 3626] <... close resumed>) = 0 [pid 3625] close(7 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] close(6 [pid 3626] close(4 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] close(17 [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] <... close resumed>) = 0 [pid 3625] close(8 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] close(7 [pid 3626] close(5 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] close(18 [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] <... close resumed>) = 0 [pid 3625] close(9 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] close(8 [pid 3626] close(6 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] close(19 [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(10 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] close(9 [pid 3626] close(7 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] close(20 [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(11 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] close(10 [pid 3626] close(8 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(12) = -1 EBADF (Bad file descriptor) [pid 3625] close(13) = -1 EBADF (Bad file descriptor) [pid 3625] close(14 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] close(21 [pid 3629] <... mount resumed>) = -1 EIO (Input/output error) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(9 [pid 3625] close(15 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(3 [pid 3627] close(11 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] close(22 [pid 3629] <... close resumed>) = 0 [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(10 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(4 [pid 3627] close(12 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(16 [pid 3624] close(23 [pid 3629] <... close resumed>) = 0 [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(11 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(5 [pid 3627] close(13 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(17 [pid 3624] close(24 [pid 3629] <... close resumed>) = 0 [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(12 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(6 [pid 3627] close(14 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(18 [pid 3624] close(25 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(13 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(7 [pid 3627] close(15 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(19 [pid 3624] close(26 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(14 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(8 [pid 3627] close(16 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(20 [pid 3624] close(27 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(15 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(9 [pid 3627] close(17 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(21 [pid 3624] close(28 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(16 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(10 [pid 3627] close(18 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(22 [pid 3624] close(29 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(17 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(11 [pid 3627] close(19 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(23 [pid 3624] exit_group(0 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(18 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] <... exit_group resumed>) = ? [pid 3629] close(12 [pid 3627] close(20 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(24 [pid 3624] +++ exited with 0 +++ [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(19 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3629] close(13 [pid 3627] close(21 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(25 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(20 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3619] <... restart_syscall resumed>) = 0 [pid 3629] close(14 [pid 3627] close(22 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(26 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(21 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(15 [pid 3627] close(23 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(27 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(22 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(16 [pid 3627] close(24 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(28 [pid 3619] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(23 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(17 [pid 3627] close(25 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] close(29 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(24 [pid 3625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] close(18 [pid 3627] close(26 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(25 [pid 3629] close(19 [pid 3627] close(27 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] exit_group(0 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(26 [pid 3625] <... exit_group resumed>) = ? [pid 3629] close(20 [pid 3627] close(28 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(27 [pid 3629] close(21 [pid 3627] close(29 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3625] +++ exited with 0 +++ [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] close(28 [pid 3629] close(22 [pid 3627] exit_group(0 [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] <... exit_group resumed>) = ? [pid 3626] close(29 [pid 3620] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3629] close(23 [pid 3627] +++ exited with 0 +++ [pid 3626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] exit_group(0 [pid 3629] close(24 [pid 3626] <... exit_group resumed>) = ? [pid 3620] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3626] +++ exited with 0 +++ [pid 3629] close(25 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3629] close(26./strace-static-x86_64: Process 3631 attached ) = -1 EBADF (Bad file descriptor) [pid 3614] <... restart_syscall resumed>) = 0 [pid 3631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3629] close(27 [pid 3631] <... prctl resumed>) = 0 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] setpgid(0, 0 [pid 3629] close(28 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3631] <... setpgid resumed>) = 0 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3629] close(29 [pid 3631] <... openat resumed>) = 3 [pid 3629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] write(3, "1000", 4 [pid 3629] exit_group(0 [pid 3611] <... clone resumed>, child_tidptr=0x5555566f95d0) = 4 [pid 3631] <... write resumed>) = 4 [pid 3629] <... exit_group resumed>) = ? [pid 3614] <... clone resumed>, child_tidptr=0x5555566f95d0) = 3 ./strace-static-x86_64: Process 3630 attached [pid 3631] close(3 [pid 3629] +++ exited with 0 +++ [pid 3631] <... close resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- ./strace-static-x86_64: Process 3632 attached [pid 3631] openat(AT_FDCWD, NULL, O_RDONLY [pid 3630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3631] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3632] <... prctl resumed>) = 0 [pid 3631] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3632] setpgid(0, 0 [pid 3631] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3632] <... setpgid resumed>) = 0 [pid 3631] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3630] <... prctl resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3631] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3630] setpgid(0, 0 [pid 3632] <... openat resumed>) = 3 [pid 3631] mkdir("./file0", 000 [pid 3632] write(3, "1000", 4 [pid 3631] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3630] <... setpgid resumed>) = 0 [pid 3632] <... write resumed>) = 4 [pid 3631] pipe2( [pid 3616] <... clone resumed>, child_tidptr=0x5555566f95d0) = 4 [pid 3632] close(3 [pid 3631] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3632] <... close resumed>) = 0 [pid 3631] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21./strace-static-x86_64: Process 3634 attached [pid 3632] openat(AT_FDCWD, NULL, O_RDONLY [pid 3631] <... write resumed>) = 21 [pid 3630] <... openat resumed>) = 3 [pid 3634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3632] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3631] dup(4 [pid 3630] write(3, "1000", 4 [pid 3634] <... prctl resumed>) = 0 [pid 3632] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3631] <... dup resumed>) = 5 [pid 3630] <... write resumed>) = 4 ./strace-static-x86_64: Process 3633 attached [pid 3634] setpgid(0, 0 [pid 3632] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3631] write(5, NULL, 0 [pid 3630] close(3 [pid 3634] <... setpgid resumed>) = 0 [pid 3632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3631] <... write resumed>) = 0 [pid 3630] <... close resumed>) = 0 [pid 3634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3632] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3630] openat(AT_FDCWD, NULL, O_RDONLY [pid 3634] <... openat resumed>) = 3 [pid 3633] <... prctl resumed>) = 0 [pid 3632] mkdir("./file0", 000 [pid 3630] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3634] write(3, "1000", 4 [pid 3633] setpgid(0, 0 [pid 3632] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3634] <... write resumed>) = 4 [pid 3633] <... setpgid resumed>) = 0 [pid 3632] pipe2( [pid 3630] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3634] close(3 [pid 3632] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3630] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3634] <... close resumed>) = 0 [pid 3633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3632] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3634] openat(AT_FDCWD, NULL, O_RDONLY [pid 3632] <... write resumed>) = 21 [pid 3630] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3634] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3633] <... openat resumed>) = 3 [pid 3632] dup(4 [pid 3630] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3634] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3632] <... dup resumed>) = 5 [pid 3634] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3633] write(3, "1000", 4 [pid 3632] write(5, NULL, 0 [pid 3630] mkdir("./file0", 000 [pid 3634] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3633] <... write resumed>) = 4 [pid 3632] <... write resumed>) = 0 [pid 3630] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3634] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3633] close(3 [pid 3632] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3630] pipe2( [pid 3634] mkdir("./file0", 000 [pid 3633] <... close resumed>) = 0 [pid 3630] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3634] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3633] openat(AT_FDCWD, NULL, O_RDONLY [pid 3630] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3634] pipe2( [pid 3633] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3630] <... write resumed>) = 21 [pid 3634] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3634] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3633] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3630] dup(4 [pid 3634] <... write resumed>) = 21 [pid 3634] dup(4) = 5 [pid 3634] write(5, NULL, 0) = 0 [pid 3634] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3633] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3630] <... dup resumed>) = 5 [pid 3630] write(5, NULL, 0) = 0 [pid 3630] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3633] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 3633] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3633] pipe2([3, 4], 0) = 0 [pid 3633] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3628] <... mount resumed>) = -1 EIO (Input/output error) [pid 3633] <... write resumed>) = 21 [pid 3633] dup(4 [pid 3628] close(3 [pid 3633] <... dup resumed>) = 5 [pid 3633] write(5, NULL, 0 [pid 3628] <... close resumed>) = 0 [pid 3633] <... write resumed>) = 0 [pid 3633] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3628] close(4) = 0 [pid 3628] close(5 [pid 3631] <... mount resumed>) = -1 EIO (Input/output error) [pid 3631] close(3) = 0 [pid 3631] close(4) = 0 [pid 3631] close(5) = 0 [pid 3631] close(6 [pid 3628] <... close resumed>) = 0 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(6 [pid 3631] close(7 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(7 [pid 3631] close(8 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(8 [pid 3631] close(9 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(9 [pid 3631] close(10 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(10 [pid 3631] close(11 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(11 [pid 3631] close(12 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(13 [pid 3628] close(12 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(14) = -1 EBADF (Bad file descriptor) [pid 3628] close(13 [pid 3631] close(15 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(14 [pid 3631] close(16 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(15 [pid 3631] close(17 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(16 [pid 3631] close(18 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(19 [pid 3628] close(17 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(20 [pid 3628] close(18 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(21 [pid 3628] close(19 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(22 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(20 [pid 3631] close(23 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(21 [pid 3631] close(24 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(22 [pid 3631] close(25 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(26 [pid 3628] close(23 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(27 [pid 3628] close(24 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(28 [pid 3628] close(25 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(29 [pid 3628] close(26 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] exit_group(0 [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... exit_group resumed>) = ? [pid 3628] close(27 [pid 3631] +++ exited with 0 +++ [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3628] close(28) = -1 EBADF (Bad file descriptor) [pid 3620] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3628] close(29 [pid 3620] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... clone resumed>, child_tidptr=0x5555566f95d0) = 4 ./strace-static-x86_64: Process 3635 attached [pid 3635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3628] exit_group(0 [pid 3632] <... mount resumed>) = -1 EIO (Input/output error) [pid 3632] close(3) = 0 [pid 3632] close(4) = 0 [pid 3632] close(5) = 0 [pid 3632] close(6) = -1 EBADF (Bad file descriptor) [pid 3632] close(7) = -1 EBADF (Bad file descriptor) [pid 3632] close(8) = -1 EBADF (Bad file descriptor) [pid 3635] <... prctl resumed>) = 0 [pid 3632] close(9 [pid 3635] setpgid(0, 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... setpgid resumed>) = 0 [pid 3632] close(10 [pid 3635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... openat resumed>) = 3 [pid 3632] close(11 [pid 3635] write(3, "1000", 4 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... write resumed>) = 4 [pid 3632] close(12 [pid 3635] close(3 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = 0 [pid 3632] close(13 [pid 3635] openat(AT_FDCWD, NULL, O_RDONLY [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3632] close(14 [pid 3635] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3632] close(15 [pid 3635] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] close(16 [pid 3635] mkdir("./file0", 000 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3632] close(17 [pid 3628] <... exit_group resumed>) = ? [pid 3635] pipe2( [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3632] close(18 [pid 3628] +++ exited with 0 +++ [pid 3635] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3635] <... write resumed>) = 21 [pid 3632] close(19 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3635] dup(4 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] <... restart_syscall resumed>) = 0 [pid 3635] <... dup resumed>) = 5 [pid 3632] close(20 [pid 3635] write(5, NULL, 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... write resumed>) = 0 [pid 3632] close(21 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3635] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] close(22 [pid 3618] <... clone resumed>, child_tidptr=0x5555566f95d0) = 4 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] close(23) = -1 EBADF (Bad file descriptor) [pid 3632] close(24) = -1 EBADF (Bad file descriptor) [pid 3632] close(25) = -1 EBADF (Bad file descriptor) [pid 3632] close(26) = -1 EBADF (Bad file descriptor) [pid 3632] close(27) = -1 EBADF (Bad file descriptor) [pid 3632] close(28) = -1 EBADF (Bad file descriptor) [pid 3632] close(29) = -1 EBADF (Bad file descriptor) [pid 3632] exit_group(0) = ? ./strace-static-x86_64: Process 3636 attached [pid 3634] <... mount resumed>) = -1 EIO (Input/output error) [pid 3632] +++ exited with 0 +++ [pid 3636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3634] close(3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3636] <... prctl resumed>) = 0 [pid 3634] <... close resumed>) = 0 [pid 3636] setpgid(0, 0 [pid 3634] close(4 [pid 3636] <... setpgid resumed>) = 0 [pid 3634] <... close resumed>) = 0 [pid 3636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3634] close(5 [pid 3636] <... openat resumed>) = 3 [pid 3634] <... close resumed>) = 0 [pid 3636] write(3, "1000", 4 [pid 3634] close(6 [pid 3636] <... write resumed>) = 4 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3636] close(3 [pid 3634] close(7 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3636] <... close resumed>) = 0 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3636] openat(AT_FDCWD, NULL, O_RDONLY [pid 3634] close(8 [pid 3636] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3636] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3634] close(9 [pid 3611] <... clone resumed>, child_tidptr=0x5555566f95d0) = 5 [pid 3636] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3636] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3634] close(10 [pid 3636] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3636] mkdir("./file0", 000 [pid 3634] close(11 [pid 3636] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3636] pipe2( [pid 3634] close(12 [pid 3636] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3636] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3634] close(13 [pid 3636] <... write resumed>) = 21 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3636] dup(4 [pid 3634] close(14 [pid 3636] <... dup resumed>) = 5 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3637 attached [pid 3636] write(5, NULL, 0 [pid 3634] close(15 [pid 3637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3636] <... write resumed>) = 0 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... prctl resumed>) = 0 [pid 3636] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3634] close(16 [pid 3637] setpgid(0, 0 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... setpgid resumed>) = 0 [pid 3634] close(17 [pid 3637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... openat resumed>) = 3 [pid 3634] close(18 [pid 3637] write(3, "1000", 4 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... write resumed>) = 4 [pid 3634] close(19 [pid 3637] close(3 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... close resumed>) = 0 [pid 3634] close(20 [pid 3637] openat(AT_FDCWD, NULL, O_RDONLY [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3634] close(21 [pid 3637] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3634] close(22 [pid 3637] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3634] close(23 [pid 3637] mkdir("./file0", 000 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3634] close(24 [pid 3637] pipe2( [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3634] close(25 [pid 3637] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... write resumed>) = 21 [pid 3634] close(26 [pid 3637] dup(4 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... dup resumed>) = 5 [pid 3634] close(27 [pid 3637] write(5, NULL, 0 [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... write resumed>) = 0 [pid 3634] close(28 [pid 3637] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3634] close(29 [pid 3630] <... mount resumed>) = -1 EIO (Input/output error) [pid 3634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3634] exit_group(0 [pid 3630] close(3 [pid 3634] <... exit_group resumed>) = ? [pid 3634] +++ exited with 0 +++ [pid 3630] <... close resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3630] close(4) = 0 [pid 3630] close(5) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3630] close(6) = -1 EBADF (Bad file descriptor) [pid 3616] <... clone resumed>, child_tidptr=0x5555566f95d0) = 5 [pid 3630] close(7) = -1 EBADF (Bad file descriptor) [pid 3630] close(8) = -1 EBADF (Bad file descriptor) [pid 3630] close(9) = -1 EBADF (Bad file descriptor) [pid 3630] close(10) = -1 EBADF (Bad file descriptor) [pid 3630] close(11) = -1 EBADF (Bad file descriptor) [pid 3630] close(12) = -1 EBADF (Bad file descriptor) [pid 3630] close(13./strace-static-x86_64: Process 3638 attached ) = -1 EBADF (Bad file descriptor) [pid 3630] close(14 [pid 3638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... prctl resumed>) = 0 [pid 3630] close(15 [pid 3638] setpgid(0, 0 [pid 3630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... setpgid resumed>) = 0 [pid 3630] close(16 [pid 3638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3630] close(17) = -1 EBADF (Bad file descriptor) [pid 3630] close(18) = -1 EBADF (Bad file descriptor) [pid 3638] <... openat resumed>) = 3 [pid 3630] close(19) = -1 EBADF (Bad file descriptor) [pid 3630] close(20 [pid 3638] write(3, "1000", 4 [pid 3630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... write resumed>) = 4 [pid 3630] close(21 [pid 3638] close(3 [pid 3630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... close resumed>) = 0 [pid 3630] close(22 [pid 3638] openat(AT_FDCWD, NULL, O_RDONLY [pid 3630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3630] close(23) = -1 EBADF (Bad file descriptor) [pid 3630] close(24) = -1 EBADF (Bad file descriptor) [pid 3630] close(25) = -1 EBADF (Bad file descriptor) [pid 3630] close(26) = -1 EBADF (Bad file descriptor) [pid 3630] close(27) = -1 EBADF (Bad file descriptor) [pid 3630] close(28) = -1 EBADF (Bad file descriptor) [pid 3630] close(29) = -1 EBADF (Bad file descriptor) [pid 3630] exit_group(0) = ? [pid 3630] +++ exited with 0 +++ [pid 3638] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3638] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3638] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3633] <... mount resumed>) = -1 EIO (Input/output error) [pid 3638] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3633] close(3 [pid 3638] mkdir("./file0", 000 [pid 3633] <... close resumed>) = 0 [pid 3638] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3633] close(4 [pid 3638] pipe2([3, 4], 0) = 0 [pid 3633] <... close resumed>) = 0 [pid 3638] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3633] close(5 [pid 3638] <... write resumed>) = 21 [pid 3633] <... close resumed>) = 0 [pid 3638] dup(4 [pid 3633] close(6 [pid 3638] <... dup resumed>) = 5 [pid 3633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] write(5, NULL, 0 [pid 3633] close(7 [pid 3638] <... write resumed>) = 0 [pid 3633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3633] close(8) = -1 EBADF (Bad file descriptor) [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3633] close(9) = -1 EBADF (Bad file descriptor) [pid 3633] close(10) = -1 EBADF (Bad file descriptor) [pid 3633] close(11) = -1 EBADF (Bad file descriptor) [pid 3633] close(12) = -1 EBADF (Bad file descriptor) [pid 3633] close(13) = -1 EBADF (Bad file descriptor) [pid 3633] close(14) = -1 EBADF (Bad file descriptor) [pid 3633] close(15) = -1 EBADF (Bad file descriptor) [pid 3633] close(16) = -1 EBADF (Bad file descriptor) [pid 3633] close(17) = -1 EBADF (Bad file descriptor) [pid 3633] close(18) = -1 EBADF (Bad file descriptor) [pid 3633] close(19) = -1 EBADF (Bad file descriptor) [pid 3633] close(20) = -1 EBADF (Bad file descriptor) [pid 3633] close(21) = -1 EBADF (Bad file descriptor) [pid 3633] close(22) = -1 EBADF (Bad file descriptor) [pid 3633] close(23) = -1 EBADF (Bad file descriptor) [pid 3633] close(24) = -1 EBADF (Bad file descriptor) [pid 3633] close(25) = -1 EBADF (Bad file descriptor) [pid 3633] close(26) = -1 EBADF (Bad file descriptor) [pid 3633] close(27) = -1 EBADF (Bad file descriptor) [pid 3633] close(28./strace-static-x86_64: Process 3639 attached [pid 3635] <... mount resumed>) = -1 EIO (Input/output error) [pid 3633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3619] <... clone resumed>, child_tidptr=0x5555566f95d0) = 4 [pid 3639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3635] close(3 [pid 3639] <... prctl resumed>) = 0 [pid 3635] <... close resumed>) = 0 [pid 3639] setpgid(0, 0 [pid 3635] close(4 [pid 3639] <... setpgid resumed>) = 0 [pid 3635] <... close resumed>) = 0 [pid 3639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3635] close(5 [pid 3639] <... openat resumed>) = 3 [pid 3635] <... close resumed>) = 0 [pid 3639] write(3, "1000", 4 [pid 3635] close(6 [pid 3639] <... write resumed>) = 4 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(3 [pid 3635] close(7 [pid 3639] <... close resumed>) = 0 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] openat(AT_FDCWD, NULL, O_RDONLY [pid 3635] close(8 [pid 3639] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0 [pid 3635] close(9 [pid 3639] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 3635] close(10 [pid 3639] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] mkdir("./file0", 000 [pid 3635] close(11 [pid 3639] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] pipe2( [pid 3635] close(12 [pid 3639] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21 [pid 3635] close(13 [pid 3639] <... write resumed>) = 21 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] dup(4 [pid 3635] close(14 [pid 3639] <... dup resumed>) = 5 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] write(5, NULL, 0 [pid 3635] close(15 [pid 3639] <... write resumed>) = 0 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose," [pid 3635] close(16) = -1 EBADF (Bad file descriptor) [pid 3635] close(17) = -1 EBADF (Bad file descriptor) [pid 3635] close(18) = -1 EBADF (Bad file descriptor) [pid 3635] close(19) = -1 EBADF (Bad file descriptor) [pid 3635] close(20) = -1 EBADF (Bad file descriptor) [pid 3635] close(21) = -1 EBADF (Bad file descriptor) [pid 3635] close(22) = -1 EBADF (Bad file descriptor) [pid 3635] close(23) = -1 EBADF (Bad file descriptor) [pid 3635] close(24) = -1 EBADF (Bad file descriptor) [pid 3635] close(25) = -1 EBADF (Bad file descriptor) [pid 3635] close(26) = -1 EBADF (Bad file descriptor) [pid 3635] close(27) = -1 EBADF (Bad file descriptor) [pid 3635] close(28) = -1 EBADF (Bad file descriptor) [pid 3635] close(29) = -1 EBADF (Bad file descriptor) [pid 3635] exit_group(0) = ? [pid 3635] +++ exited with 0 +++ [pid 3620] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3620] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566f95d0) = 5 [pid 3633] close(29) = -1 EBADF (Bad file descriptor) [pid 3633] exit_group(0) = ? [pid 3633] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- ./strace-static-x86_64: Process 3640 attached [pid 3640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3640] setpgid(0, 0) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] <... clone resumed>, child_tidptr=0x5555566f95d0) = 4 [pid 3640] write(3, "1000", 4) = 4 syzkaller login: [ 41.338737][ T3636] ================================================================== [ 41.346844][ T3636] BUG: KASAN: use-after-free in __kernfs_remove+0xf2d/0x1180 [ 41.354245][ T3636] Read of size 2 at addr ffff88807508c350 by task syz-executor279/3636 [ 41.362485][ T3636] [ 41.364812][ T3636] CPU: 0 PID: 3636 Comm: syz-executor279 Not tainted 6.0.0-rc4-syzkaller-00137-g506357871c18 #0 [ 41.375228][ T3636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 41.385286][ T3636] Call Trace: [pid 3640] close(3) = 0 [pid 3640] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 3640] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3640] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 3640] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3640] pipe2([3, 4], 0) = 0 [pid 3640] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21) = 21 [pid 3640] dup(4) = 5 [pid 3640] write(5, NULL, 0) = 0 [pid 3640] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,cache=loose,"./strace-static-x86_64: Process 3641 attached [pid 3641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3641] setpgid(0, 0) = 0 [pid 3641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3641] write(3, "1000", 4) = 4 [pid 3641] close(3) = 0 [pid 3641] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 3641] bpf(BPF_OBJ_GET_INFO_BY_FD, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3641] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 3641] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3641] pipe2([3, 4], 0) = 0 [pid 3641] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21) = 21 [pid 3641] dup(4) = 5 [pid 3641] write(5, NULL, 0) = 0 [ 41.388570][ T3636] [ 41.391515][ T3636] dump_stack_lvl+0x1e3/0x2cb [ 41.396231][ T3636] ? io_alloc_page_table+0x110/0x110 [ 41.401527][ T3636] ? _printk+0xcf/0x10f [ 41.405699][ T3636] ? __wake_up_klogd+0xd6/0x100 [ 41.410560][ T3636] ? __wake_up_klogd+0xcd/0x100 [ 41.415536][ T3636] ? panic+0x76b/0x76b [ 41.419622][ T3636] ? _printk+0xcf/0x10f [ 41.423794][ T3636] print_address_description+0x65/0x4b0 [ 41.429353][ T3636] print_report+0x108/0x220 [ 41.433867][ T3636] ? kernfs_put+0x340/0x490 [ 41.438379][ T3636] ? kmem_cache_free+0x95/0x1d0 [ 41.443238][ T3636] ? __kernfs_remove+0xf2d/0x1180 [ 41.448269][ T3636] kasan_report+0xfb/0x130 [ 41.452690][ T3636] ? __kernfs_remove+0xf2d/0x1180 [ 41.457714][ T3636] __kernfs_remove+0xf2d/0x1180 [ 41.462576][ T3636] ? kernfs_iop_rename+0x7d0/0x7d0 [ 41.467699][ T3636] ? kernfs_find_ns+0x4d6/0x550 [ 41.472578][ T3636] kernfs_remove_by_name_ns+0x96/0xe0 [ 41.477939][ T3636] sysfs_slab_add+0x54/0x270 [ 41.482534][ T3636] __kmem_cache_create+0x34/0x170 [ 41.487573][ T3636] kmem_cache_create_usercopy+0x1a6/0x340 [ 41.493307][ T3636] p9_client_create+0xbbe/0x1030 [ 41.498258][ T3636] ? do_trace_9p_fid_put+0x20/0x20 [ 41.503369][ T3636] ? lockdep_softirqs_off+0x420/0x420 [ 41.508732][ T3636] ? __raw_spin_lock_init+0x41/0x100 [ 41.514009][ T3636] v9fs_session_init+0x1e3/0x1990 [ 41.519050][ T3636] ? v9fs_show_options+0x600/0x600 [ 41.524172][ T3636] ? kmem_cache_alloc_trace+0x97/0x310 [ 41.529638][ T3636] ? v9fs_mount+0xae/0xcb0 [ 41.534057][ T3636] v9fs_mount+0xd2/0xcb0 [ 41.538295][ T3636] ? xfs_fs_commit_blocks+0x8d0/0x8d0 [ 41.543673][ T3636] ? legacy_init_fs_context+0x4d/0xb0 [ 41.549053][ T3636] ? smack_sb_eat_lsm_opts+0x34d/0x990 [ 41.554521][ T3636] ? cap_capable+0x1b5/0x250 [ 41.559131][ T3636] legacy_get_tree+0xea/0x180 [ 41.563798][ T3636] ? xfs_fs_commit_blocks+0x8d0/0x8d0 [ 41.569177][ T3636] vfs_get_tree+0x88/0x270 [ 41.573607][ T3636] do_new_mount+0x289/0xad0 [ 41.578120][ T3636] ? do_move_mount_old+0x160/0x160 [ 41.583242][ T3636] ? user_path_at_empty+0x149/0x1a0 [ 41.588447][ T3636] __se_sys_mount+0x2e3/0x3d0 [ 41.593133][ T3636] ? __x64_sys_mount+0xc0/0xc0 [ 41.597895][ T3636] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 41.603864][ T3636] ? __x64_sys_mount+0x1c/0xc0 [ 41.608620][ T3636] do_syscall_64+0x2b/0x70 [ 41.613042][ T3636] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 41.618946][ T3636] RIP: 0033:0x7f838054dbf9 [ 41.623355][ T3636] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 41.642953][ T3636] RSP: 002b:00007fff7518b008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 41.651370][ T3636] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f838054dbf9 [ 41.659325][ T3636] RDX: 0000000020000b80 RSI: 0000000020000040 RDI: 0000000000000000 [ 41.667317][ T3636] RBP: 0000000000000000 R08: 0000000020000300 R09: 001c00000000000c [ 41.675291][ T3636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000009ffe [ 41.683267][ T3636] R13: 00007fff7518b024 R14: 00007fff7518b030 R15: 00007fff7518b040 [ 41.691252][ T3636] [ 41.694269][ T3636] [ 41.696595][ T3636] Allocated by task 3635: [ 41.700917][ T3636] __kasan_slab_alloc+0xb2/0xe0 [ 41.705768][ T3636] kmem_cache_alloc+0x1a6/0x310 [ 41.710621][ T3636] __kernfs_new_node+0xdb/0x730 [ 41.715466][ T3636] kernfs_create_dir_ns+0x90/0x220 [ 41.720558][ T3636] sysfs_create_dir_ns+0x181/0x390 [ 41.725659][ T3636] kobject_add_internal+0x6dd/0xd10 [ 41.730860][ T3636] kobject_init_and_add+0x123/0x190 [ 41.736058][ T3636] sysfs_slab_add+0x140/0x270 [ 41.740739][ T3636] __kmem_cache_create+0x34/0x170 [ 41.745761][ T3636] kmem_cache_create_usercopy+0x1a6/0x340 [ 41.751468][ T3636] p9_client_create+0xbbe/0x1030 [ 41.756392][ T3636] v9fs_session_init+0x1e3/0x1990 [ 41.761416][ T3636] v9fs_mount+0xd2/0xcb0 [ 41.765656][ T3636] legacy_get_tree+0xea/0x180 [ 41.770321][ T3636] vfs_get_tree+0x88/0x270 [ 41.774739][ T3636] do_new_mount+0x289/0xad0 [ 41.779236][ T3636] __se_sys_mount+0x2e3/0x3d0 [ 41.783902][ T3636] do_syscall_64+0x2b/0x70 [ 41.788317][ T3636] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 41.794217][ T3636] [ 41.796541][ T3636] Freed by task 3636: [ 41.800518][ T3636] kasan_set_track+0x4c/0x70 [ 41.805105][ T3636] kasan_set_free_info+0x1f/0x40 [ 41.810038][ T3636] ____kasan_slab_free+0xd8/0x120 [ 41.815048][ T3636] slab_free_freelist_hook+0x12e/0x1a0 [ 41.820509][ T3636] kmem_cache_free+0x95/0x1d0 [ 41.825282][ T3636] kernfs_put+0x340/0x490 [ 41.829607][ T3636] __kernfs_remove+0xec0/0x1180 [ 41.834445][ T3636] kernfs_remove_by_name_ns+0x96/0xe0 [ 41.839820][ T3636] sysfs_slab_add+0x54/0x270 [ 41.844410][ T3636] __kmem_cache_create+0x34/0x170 [ 41.849437][ T3636] kmem_cache_create_usercopy+0x1a6/0x340 [ 41.855160][ T3636] p9_client_create+0xbbe/0x1030 [ 41.860120][ T3636] v9fs_session_init+0x1e3/0x1990 [ 41.865132][ T3636] v9fs_mount+0xd2/0xcb0 [ 41.869380][ T3636] legacy_get_tree+0xea/0x180 [ 41.874051][ T3636] vfs_get_tree+0x88/0x270 [ 41.878456][ T3636] do_new_mount+0x289/0xad0 [ 41.882961][ T3636] __se_sys_mount+0x2e3/0x3d0 [ 41.887627][ T3636] do_syscall_64+0x2b/0x70 [ 41.892028][ T3636] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 41.897930][ T3636] [ 41.900251][ T3636] The buggy address belongs to the object at ffff88807508c2b8 [ 41.900251][ T3636] which belongs to the cache kernfs_node_cache of size 168 [ 41.914823][ T3636] The buggy address is located 152 bytes inside of [ 41.914823][ T3636] 168-byte region [ffff88807508c2b8, ffff88807508c360) [ 41.928108][ T3636] [ 41.930432][ T3636] The buggy address belongs to the physical page: [ 41.936839][ T3636] page:ffffea0001d42300 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7508c [ 41.946996][ T3636] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 41.954538][ T3636] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff8880121ddc80 [ 41.963103][ T3636] raw: 0000000000000000 0000000000110011 00000001ffffffff 0000000000000000 [ 41.971665][ T3636] page dumped because: kasan: bad access detected [ 41.978070][ T3636] page_owner tracks the page as allocated [ 41.983779][ T3636] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 3633, tgid 3633 (syz-executor279), ts 41229900308, free_ts 41227396359 [ 42.002382][ T3636] get_page_from_freelist+0x72b/0x7a0 [ 42.007759][ T3636] __alloc_pages+0x259/0x560 [ 42.012349][ T3636] alloc_slab_page+0x70/0xf0 [ 42.016938][ T3636] allocate_slab+0x5e/0x520 [ 42.021437][ T3636] ___slab_alloc+0x42e/0xce0 [ 42.026016][ T3636] kmem_cache_alloc+0x25d/0x310 [ 42.030866][ T3636] __kernfs_new_node+0xdb/0x730 [ 42.035720][ T3636] kernfs_new_node+0x95/0x160 [ 42.040390][ T3636] __kernfs_create_file+0x45/0x2e0 [ 42.045489][ T3636] sysfs_add_file_mode_ns+0x21d/0x330 [ 42.050863][ T3636] internal_create_group+0x55c/0xf50 [ 42.056150][ T3636] sysfs_slab_add+0x162/0x270 [ 42.060829][ T3636] __kmem_cache_create+0x34/0x170 [ 42.065848][ T3636] kmem_cache_create_usercopy+0x1a6/0x340 [ 42.071559][ T3636] p9_client_create+0xbbe/0x1030 [ 42.076493][ T3636] v9fs_session_init+0x1e3/0x1990 [ 42.081501][ T3636] page last free stack trace: [ 42.086166][ T3636] free_pcp_prepare+0x812/0x900 [ 42.091018][ T3636] free_unref_page_list+0xb4/0x7b0 [ 42.096125][ T3636] release_pages+0x22c3/0x2540 [ 42.100878][ T3636] tlb_flush_mmu+0x850/0xa70 [ 42.105480][ T3636] tlb_finish_mmu+0xcb/0x200 [ 42.110071][ T3636] exit_mmap+0x1dc/0x530 [ 42.114299][ T3636] __mmput+0x111/0x3a0 [ 42.118363][ T3636] exit_mm+0x211/0x2f0 [ 42.122422][ T3636] do_exit+0x4e1/0x20a0 [ 42.126590][ T3636] do_group_exit+0x23b/0x2f0 [ 42.131165][ T3636] __x64_sys_exit_group+0x3b/0x40 [ 42.136187][ T3636] do_syscall_64+0x2b/0x70 [ 42.140596][ T3636] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.146480][ T3636] [ 42.148793][ T3636] Memory state around the buggy address: [ 42.154400][ T3636] ffff88807508c200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc [ 42.162442][ T3636] ffff88807508c280: fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb [ 42.170491][ T3636] >ffff88807508c300: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 42.178548][ T3636] ^ [ 42.185216][ T3636] ffff88807508c380: fc fc fc fc fa fb fb fb fb fb fb fb fb fb fb fb [ 42.193513][ T3636] ffff88807508c400: fb fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc [ 42.201554][ T3636] ================================================================== [ 42.210727][ T3636] Kernel panic - not syncing: panic_on_warn set ... [ 42.217329][ T3636] CPU: 0 PID: 3636 Comm: syz-executor279 Not tainted 6.0.0-rc4-syzkaller-00137-g506357871c18 #0 [ 42.227742][ T3636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 42.237802][ T3636] Call Trace: [ 42.241083][ T3636] [ 42.244020][ T3636] dump_stack_lvl+0x1e3/0x2cb [ 42.248705][ T3636] ? io_alloc_page_table+0x110/0x110 [ 42.253999][ T3636] ? panic+0x76b/0x76b [ 42.258070][ T3636] ? preempt_schedule_common+0xb7/0xe0 [ 42.263530][ T3636] ? preempt_schedule+0xd9/0xe0 [ 42.268390][ T3636] ? vscnprintf+0x59/0x80 [ 42.272724][ T3636] panic+0x316/0x76b [ 42.276626][ T3636] ? fb_is_primary_device+0xcc/0xcc [ 42.281831][ T3636] ? _raw_spin_unlock_irqrestore+0x128/0x130 [ 42.287823][ T3636] ? __kernfs_remove+0xf2d/0x1180 [ 42.292856][ T3636] end_report+0x91/0xa0 [ 42.297014][ T3636] kasan_report+0x108/0x130 [ 42.301519][ T3636] ? __kernfs_remove+0xf2d/0x1180 [ 42.306563][ T3636] __kernfs_remove+0xf2d/0x1180 [ 42.311422][ T3636] ? kernfs_iop_rename+0x7d0/0x7d0 [ 42.316548][ T3636] ? kernfs_find_ns+0x4d6/0x550 [ 42.321396][ T3636] kernfs_remove_by_name_ns+0x96/0xe0 [ 42.326773][ T3636] sysfs_slab_add+0x54/0x270 [ 42.331373][ T3636] __kmem_cache_create+0x34/0x170 [ 42.336404][ T3636] kmem_cache_create_usercopy+0x1a6/0x340 [ 42.342130][ T3636] p9_client_create+0xbbe/0x1030 [ 42.347077][ T3636] ? do_trace_9p_fid_put+0x20/0x20 [ 42.352202][ T3636] ? lockdep_softirqs_off+0x420/0x420 [ 42.357560][ T3636] ? __raw_spin_lock_init+0x41/0x100 [ 42.362828][ T3636] v9fs_session_init+0x1e3/0x1990 [ 42.367855][ T3636] ? v9fs_show_options+0x600/0x600 [ 42.372979][ T3636] ? kmem_cache_alloc_trace+0x97/0x310 [ 42.378461][ T3636] ? v9fs_mount+0xae/0xcb0 [ 42.382878][ T3636] v9fs_mount+0xd2/0xcb0 [ 42.387117][ T3636] ? xfs_fs_commit_blocks+0x8d0/0x8d0 [ 42.392497][ T3636] ? legacy_init_fs_context+0x4d/0xb0 [ 42.397879][ T3636] ? smack_sb_eat_lsm_opts+0x34d/0x990 [ 42.403343][ T3636] ? cap_capable+0x1b5/0x250 [ 42.407931][ T3636] legacy_get_tree+0xea/0x180 [ 42.412599][ T3636] ? xfs_fs_commit_blocks+0x8d0/0x8d0 [ 42.417989][ T3636] vfs_get_tree+0x88/0x270 [ 42.422411][ T3636] do_new_mount+0x289/0xad0 [ 42.426911][ T3636] ? do_move_mount_old+0x160/0x160 [ 42.432017][ T3636] ? user_path_at_empty+0x149/0x1a0 [ 42.437223][ T3636] __se_sys_mount+0x2e3/0x3d0 [ 42.441913][ T3636] ? __x64_sys_mount+0xc0/0xc0 [ 42.446680][ T3636] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 42.452670][ T3636] ? __x64_sys_mount+0x1c/0xc0 [ 42.457429][ T3636] do_syscall_64+0x2b/0x70 [ 42.461835][ T3636] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.467734][ T3636] RIP: 0033:0x7f838054dbf9 [ 42.472155][ T3636] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 42.491769][ T3636] RSP: 002b:00007fff7518b008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 42.500190][ T3636] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f838054dbf9 [ 42.508166][ T3636] RDX: 0000000020000b80 RSI: 0000000020000040 RDI: 0000000000000000 [ 42.516141][ T3636] RBP: 0000000000000000 R08: 0000000020000300 R09: 001c00000000000c [ 42.524113][ T3636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000009ffe [ 42.532090][ T3636] R13: 00007fff7518b024 R14: 00007fff7518b030 R15: 00007fff7518b040 [ 42.540065][ T3636] [ 42.543231][ T3636] Kernel Offset: disabled [ 42.547542][ T3636] Rebooting in 86400 seconds..