./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3401304925 <...> Warning: Permanently added '10.128.0.117' (ED25519) to the list of known hosts. execve("./syz-executor3401304925", ["./syz-executor3401304925"], 0x7ffda403d300 /* 10 vars */) = 0 brk(NULL) = 0x55556b946000 brk(0x55556b946d00) = 0x55556b946d00 arch_prctl(ARCH_SET_FS, 0x55556b946380) = 0 set_tid_address(0x55556b946650) = 5215 set_robust_list(0x55556b946660, 24) = 0 rseq(0x55556b946ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3401304925", 4096) = 28 getrandom("\x1e\x66\x60\xa1\x3f\xe4\xfc\x2b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556b946d00 brk(0x55556b967d00) = 0x55556b967d00 brk(0x55556b968000) = 0x55556b968000 mprotect(0x7f5256f69000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5216 attached , child_tidptr=0x55556b946650) = 5216 [pid 5215] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5216] set_robust_list(0x55556b946660, 24) = 0 [pid 5216] mkdir("./syzkaller.9EoQIR", 0700./strace-static-x86_64: Process 5217 attached [pid 5217] set_robust_list(0x55556b946660, 24 [pid 5215] <... clone resumed>, child_tidptr=0x55556b946650) = 5217 [pid 5215] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5217] <... set_robust_list resumed>) = 0 [pid 5216] <... mkdir resumed>) = 0 [pid 5216] chmod("./syzkaller.9EoQIR", 0777./strace-static-x86_64: Process 5218 attached ) = 0 [pid 5218] set_robust_list(0x55556b946660, 24 [pid 5217] mkdir("./syzkaller.1CMErc", 0700 [pid 5216] chdir("./syzkaller.9EoQIR" [pid 5215] <... clone resumed>, child_tidptr=0x55556b946650) = 5218 [pid 5218] <... set_robust_list resumed>) = 0 [pid 5215] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] mkdir("./syzkaller.4xLYkt", 0700 [pid 5216] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5219 attached [pid 5217] <... mkdir resumed>) = 0 [pid 5216] unshare(CLONE_NEWPID [pid 5219] set_robust_list(0x55556b946660, 24) = 0 [pid 5218] <... mkdir resumed>) = 0 [pid 5217] chmod("./syzkaller.1CMErc", 0777 [pid 5216] <... unshare resumed>) = 0 [pid 5215] <... clone resumed>, child_tidptr=0x55556b946650) = 5219 [pid 5219] mkdir("./syzkaller.gQwTwf", 0700 [pid 5218] chmod("./syzkaller.4xLYkt", 0777 [pid 5215] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] <... chmod resumed>) = 0 [pid 5217] <... chmod resumed>) = 0 [pid 5216] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] chdir("./syzkaller.4xLYkt"./strace-static-x86_64: Process 5221 attached ./strace-static-x86_64: Process 5220 attached [pid 5219] <... mkdir resumed>) = 0 [pid 5217] chdir("./syzkaller.1CMErc" [pid 5215] <... clone resumed>, child_tidptr=0x55556b946650) = 5220 [pid 5220] set_robust_list(0x55556b946660, 24 [pid 5216] <... clone resumed>, child_tidptr=0x55556b946650) = 5221 [pid 5220] <... set_robust_list resumed>) = 0 [pid 5221] set_robust_list(0x55556b946660, 24 [pid 5220] mkdir("./syzkaller.Ms9vHV", 0700 [pid 5219] chmod("./syzkaller.gQwTwf", 0777 [pid 5218] <... chdir resumed>) = 0 [pid 5217] <... chdir resumed>) = 0 [pid 5221] <... set_robust_list resumed>) = 0 [pid 5220] <... mkdir resumed>) = 0 [pid 5219] <... chmod resumed>) = 0 [pid 5218] unshare(CLONE_NEWPID [pid 5217] unshare(CLONE_NEWPID [pid 5221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5220] chmod("./syzkaller.Ms9vHV", 0777 [pid 5217] <... unshare resumed>) = 0 [pid 5221] <... prctl resumed>) = 0 [pid 5219] chdir("./syzkaller.gQwTwf" [pid 5218] <... unshare resumed>) = 0 [pid 5217] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] setsid( [pid 5220] <... chmod resumed>) = 0 [pid 5219] <... chdir resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5220] chdir("./syzkaller.Ms9vHV") = 0 [pid 5221] <... setsid resumed>) = 1 ./strace-static-x86_64: Process 5222 attached [pid 5220] unshare(CLONE_NEWPID) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5224 attached ./strace-static-x86_64: Process 5223 attached [pid 5222] set_robust_list(0x55556b946660, 24 [pid 5221] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5219] unshare(CLONE_NEWPID [pid 5217] <... clone resumed>, child_tidptr=0x55556b946650) = 5222 [pid 5224] set_robust_list(0x55556b946660, 24 [pid 5223] set_robust_list(0x55556b946660, 24 [pid 5222] <... set_robust_list resumed>) = 0 [pid 5221] <... prlimit64 resumed>NULL) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x55556b946650) = 5224 [pid 5219] <... unshare resumed>) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x55556b946650) = 5223 [pid 5224] <... set_robust_list resumed>) = 0 [pid 5222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] <... set_robust_list resumed>) = 0 [pid 5224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5222] <... prctl resumed>) = 0 [pid 5221] <... prlimit64 resumed>NULL) = 0 [pid 5224] <... prctl resumed>) = 0 [pid 5222] setsid( [pid 5221] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5224] setsid( [pid 5222] <... setsid resumed>) = 1 ./strace-static-x86_64: Process 5225 attached [pid 5224] <... setsid resumed>) = 1 [pid 5223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... prlimit64 resumed>NULL) = 0 [pid 5224] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5222] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5224] <... prlimit64 resumed>NULL) = 0 [pid 5223] <... prctl resumed>) = 0 [pid 5222] <... prlimit64 resumed>NULL) = 0 [pid 5221] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5219] <... clone resumed>, child_tidptr=0x55556b946650) = 5225 [pid 5225] set_robust_list(0x55556b946660, 24 [pid 5224] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5223] setsid( [pid 5222] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5221] <... prlimit64 resumed>NULL) = 0 [pid 5225] <... set_robust_list resumed>) = 0 [pid 5224] <... prlimit64 resumed>NULL) = 0 [pid 5223] <... setsid resumed>) = 1 [pid 5222] <... prlimit64 resumed>NULL) = 0 [pid 5221] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5224] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5223] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5222] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5221] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5224] <... prlimit64 resumed>NULL) = 0 [pid 5223] <... prlimit64 resumed>NULL) = 0 [pid 5222] <... prlimit64 resumed>NULL) = 0 [pid 5221] <... prlimit64 resumed>NULL) = 0 [pid 5225] <... prctl resumed>) = 0 [pid 5224] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5222] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5225] setsid( [pid 5224] <... prlimit64 resumed>NULL) = 0 [pid 5223] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5222] <... prlimit64 resumed>NULL) = 0 [pid 5221] unshare(CLONE_NEWNS [pid 5225] <... setsid resumed>) = 1 [pid 5224] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5223] <... prlimit64 resumed>NULL) = 0 [pid 5222] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5225] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5224] <... prlimit64 resumed>NULL) = 0 [pid 5223] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5222] <... prlimit64 resumed>NULL) = 0 [pid 5225] <... prlimit64 resumed>NULL) = 0 [pid 5224] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5223] <... prlimit64 resumed>NULL) = 0 [pid 5222] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5221] <... unshare resumed>) = 0 [pid 5225] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5224] <... prlimit64 resumed>NULL) = 0 [pid 5223] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5222] <... prlimit64 resumed>NULL) = 0 [pid 5221] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5225] <... prlimit64 resumed>NULL) = 0 [pid 5224] unshare(CLONE_NEWNS [pid 5223] <... prlimit64 resumed>NULL) = 0 [pid 5222] unshare(CLONE_NEWNS [pid 5225] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5224] <... unshare resumed>) = 0 [pid 5223] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5221] <... mount resumed>) = 0 [pid 5225] <... prlimit64 resumed>NULL) = 0 [pid 5223] <... prlimit64 resumed>NULL) = 0 [pid 5225] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5222] <... unshare resumed>) = 0 [pid 5225] <... prlimit64 resumed>NULL) = 0 [pid 5223] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5225] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5224] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5223] <... prlimit64 resumed>NULL) = 0 [pid 5222] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5221] unshare(CLONE_NEWIPC [pid 5225] <... prlimit64 resumed>NULL) = 0 [pid 5224] <... mount resumed>) = 0 [pid 5223] unshare(CLONE_NEWNS [pid 5225] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5224] unshare(CLONE_NEWIPC [pid 5222] <... mount resumed>) = 0 [pid 5225] <... prlimit64 resumed>NULL) = 0 [pid 5224] <... unshare resumed>) = 0 [pid 5223] <... unshare resumed>) = 0 [pid 5222] unshare(CLONE_NEWIPC [pid 5225] unshare(CLONE_NEWNS [pid 5223] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5222] <... unshare resumed>) = 0 [pid 5221] <... unshare resumed>) = 0 [pid 5224] unshare(CLONE_NEWCGROUP [pid 5222] unshare(CLONE_NEWCGROUP [pid 5221] unshare(CLONE_NEWCGROUP [pid 5224] <... unshare resumed>) = 0 [pid 5222] <... unshare resumed>) = 0 [pid 5224] unshare(CLONE_NEWUTS [pid 5222] unshare(CLONE_NEWUTS [pid 5221] <... unshare resumed>) = 0 [pid 5224] <... unshare resumed>) = 0 [pid 5222] <... unshare resumed>) = 0 [pid 5225] <... unshare resumed>) = 0 [pid 5222] unshare(CLONE_SYSVSEM [pid 5223] <... mount resumed>) = 0 [pid 5224] unshare(CLONE_SYSVSEM [pid 5222] <... unshare resumed>) = 0 [pid 5221] unshare(CLONE_NEWUTS [pid 5224] <... unshare resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5221] <... unshare resumed>) = 0 [pid 5224] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5225] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5223] unshare(CLONE_NEWIPC [pid 5221] unshare(CLONE_SYSVSEM [pid 5225] <... mount resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5221] <... unshare resumed>) = 0 [pid 5223] <... unshare resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5225] unshare(CLONE_NEWIPC [pid 5224] <... openat resumed>) = 3 [pid 5223] unshare(CLONE_NEWCGROUP [pid 5222] write(3, "16777216", 8 [pid 5221] <... openat resumed>) = 3 [pid 5224] write(3, "16777216", 8 [pid 5221] write(3, "16777216", 8 [pid 5225] <... unshare resumed>) = 0 [pid 5224] <... write resumed>) = 8 [pid 5223] <... unshare resumed>) = 0 [pid 5222] <... write resumed>) = 8 [pid 5221] <... write resumed>) = 8 [pid 5224] close(3) = 0 [pid 5221] close(3) = 0 [pid 5225] unshare(CLONE_NEWCGROUP [pid 5224] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5223] unshare(CLONE_NEWUTS [pid 5222] close(3 [pid 5225] <... unshare resumed>) = 0 [pid 5223] <... unshare resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5225] unshare(CLONE_NEWUTS [pid 5223] unshare(CLONE_SYSVSEM [pid 5225] <... unshare resumed>) = 0 [pid 5223] <... unshare resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5225] unshare(CLONE_SYSVSEM [pid 5224] <... openat resumed>) = 3 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5222] <... openat resumed>) = 3 [pid 5225] <... unshare resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5224] write(3, "536870912", 9 [pid 5221] <... openat resumed>) = 3 [pid 5224] <... write resumed>) = 9 [pid 5221] write(3, "536870912", 9 [pid 5224] close(3 [pid 5221] <... write resumed>) = 9 [pid 5224] <... close resumed>) = 0 [pid 5221] close(3 [pid 5224] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5221] <... close resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5221] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5225] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5224] write(3, "1024", 4 [pid 5223] <... openat resumed>) = 3 [pid 5222] write(3, "536870912", 9 [pid 5225] <... openat resumed>) = 3 [pid 5222] <... write resumed>) = 9 [pid 5224] <... write resumed>) = 4 [pid 5223] write(3, "16777216", 8 [pid 5222] close(3 [pid 5221] write(3, "1024", 4 [pid 5225] write(3, "16777216", 8 [pid 5224] close(3 [pid 5223] <... write resumed>) = 8 [pid 5222] <... close resumed>) = 0 [pid 5221] <... write resumed>) = 4 [pid 5224] <... close resumed>) = 0 [pid 5223] close(3 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5221] close(3 [pid 5225] <... write resumed>) = 8 [pid 5224] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5223] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5225] close(3 [pid 5224] <... openat resumed>) = 3 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5222] <... openat resumed>) = 3 [pid 5221] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5225] <... close resumed>) = 0 [pid 5222] write(3, "1024", 4 [pid 5225] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5222] <... write resumed>) = 4 [pid 5225] <... openat resumed>) = 3 [pid 5224] write(3, "8192", 4 [pid 5223] <... openat resumed>) = 3 [pid 5222] close(3 [pid 5221] <... openat resumed>) = 3 [pid 5222] <... close resumed>) = 0 [pid 5225] write(3, "536870912", 9 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5224] <... write resumed>) = 4 [pid 5224] close(3) = 0 [pid 5221] write(3, "8192", 4 [pid 5225] <... write resumed>) = 9 [pid 5224] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5222] <... openat resumed>) = 3 [pid 5221] <... write resumed>) = 4 [pid 5225] close(3 [pid 5224] <... openat resumed>) = 3 [pid 5223] write(3, "536870912", 9 [pid 5222] write(3, "8192", 4 [pid 5221] close(3 [pid 5225] <... close resumed>) = 0 [pid 5223] <... write resumed>) = 9 [pid 5222] <... write resumed>) = 4 [pid 5221] <... close resumed>) = 0 [pid 5224] write(3, "1024", 4 [pid 5223] close(3 [pid 5221] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5224] <... write resumed>) = 4 [pid 5223] <... close resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5224] close(3 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5224] <... close resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5221] write(3, "1024", 4 [pid 5224] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5225] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5224] <... openat resumed>) = 3 [pid 5223] write(3, "1024", 4 [pid 5222] close(3 [pid 5221] <... write resumed>) = 4 [pid 5221] close(3 [pid 5225] <... openat resumed>) = 3 [pid 5224] write(3, "1024", 4 [pid 5223] <... write resumed>) = 4 [pid 5225] write(3, "1024", 4 [pid 5222] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5225] <... write resumed>) = 4 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5225] close(3 [pid 5223] close(3 [pid 5224] <... write resumed>) = 4 [pid 5221] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5225] <... close resumed>) = 0 [pid 5224] close(3 [pid 5223] <... close resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5221] <... openat resumed>) = 3 [pid 5225] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5224] <... close resumed>) = 0 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5222] write(3, "1024", 4 [pid 5221] write(3, "1024", 4 [pid 5225] <... openat resumed>) = 3 [pid 5224] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5222] <... write resumed>) = 4 [pid 5221] <... write resumed>) = 4 [pid 5225] write(3, "8192", 4 [pid 5224] <... openat resumed>) = 3 [pid 5223] <... openat resumed>) = 3 [pid 5225] <... write resumed>) = 4 [pid 5223] write(3, "8192", 4 [pid 5222] close(3 [pid 5225] close(3 [pid 5224] write(3, "1024 1048576 500 1024", 21 [pid 5222] <... close resumed>) = 0 [pid 5221] close(3 [pid 5225] <... close resumed>) = 0 [pid 5224] <... write resumed>) = 21 [pid 5223] <... write resumed>) = 4 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5221] <... close resumed>) = 0 [pid 5225] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5224] close(3 [pid 5223] close(3 [pid 5221] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5225] <... openat resumed>) = 3 [pid 5224] <... close resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5221] <... openat resumed>) = 3 [pid 5224] getpid( [pid 5223] <... close resumed>) = 0 [pid 5222] write(3, "1024", 4 [pid 5225] write(3, "1024", 4 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5224] <... getpid resumed>) = 1 [pid 5222] <... write resumed>) = 4 [pid 5221] write(3, "1024 1048576 500 1024", 21 [pid 5225] <... write resumed>) = 4 [pid 5224] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5223] <... openat resumed>) = 3 [pid 5222] close(3 [pid 5221] <... write resumed>) = 21 [pid 5225] close(3 [pid 5224] <... capget resumed>{effective=1< [pid 5222] <... close resumed>) = 0 [pid 5221] close(3 [pid 5225] <... close resumed>) = 0 [pid 5224] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5223] <... write resumed>) = 4 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5221] <... close resumed>) = 0 [pid 5225] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5224] <... capset resumed>) = 0 [pid 5223] close(3 [pid 5221] getpid( [pid 5225] <... openat resumed>) = 3 [pid 5224] unshare(CLONE_NEWNET [pid 5222] <... openat resumed>) = 3 [pid 5221] <... getpid resumed>) = 1 [pid 5225] write(3, "1024", 4 [pid 5223] <... close resumed>) = 0 [pid 5222] write(3, "1024 1048576 500 1024", 21 [pid 5221] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5225] <... write resumed>) = 4 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5222] <... write resumed>) = 21 [pid 5225] close(3 [pid 5223] <... openat resumed>) = 3 [pid 5222] close(3 [pid 5221] <... capget resumed>{effective=1<) = 0 [pid 5225] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5222] <... close resumed>) = 0 [pid 5221] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5225] <... openat resumed>) = 3 [pid 5223] write(3, "1024", 4 [pid 5222] getpid( [pid 5221] <... capset resumed>) = 0 [pid 5225] write(3, "1024 1048576 500 1024", 21 [pid 5223] <... write resumed>) = 4 [pid 5222] <... getpid resumed>) = 1 [pid 5221] unshare(CLONE_NEWNET [pid 5225] <... write resumed>) = 21 [pid 5223] close(3 [pid 5222] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5225] close(3 [pid 5223] <... close resumed>) = 0 [pid 5222] <... capget resumed>{effective=1<) = 0 [pid 5223] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5222] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5225] getpid( [pid 5223] <... openat resumed>) = 3 [pid 5225] <... getpid resumed>) = 1 [pid 5222] <... capset resumed>) = 0 [pid 5225] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5223] write(3, "1024 1048576 500 1024", 21 [pid 5225] <... capget resumed>{effective=1<) = 21 [pid 5222] unshare(CLONE_NEWNET [pid 5225] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5223] close(3 [pid 5225] <... capset resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5225] unshare(CLONE_NEWNET [pid 5223] getpid() = 1 [pid 5223] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5224] <... unshare resumed>) = 0 [pid 5224] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5225] <... unshare resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5225] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5222] <... unshare resumed>) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5224] write(3, "0 65535", 7 [pid 5223] <... unshare resumed>) = 0 [pid 5225] write(3, "0 65535", 7 [pid 5224] <... write resumed>) = 7 [pid 5222] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5225] <... write resumed>) = 7 [pid 5224] close(3 [pid 5222] <... openat resumed>) = 3 [pid 5225] close(3) = 0 [pid 5224] <... close resumed>) = 0 [pid 5225] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5224] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5223] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5222] write(3, "0 65535", 7 [pid 5225] <... openat resumed>) = 3 [pid 5224] <... openat resumed>) = 3 [pid 5223] <... openat resumed>) = 3 [pid 5222] <... write resumed>) = 7 [pid 5224] write(3, "100000", 6) = 6 [pid 5222] close(3 [pid 5225] write(3, "100000", 6 [pid 5224] close(3 [pid 5223] write(3, "0 65535", 7 [pid 5222] <... close resumed>) = 0 [pid 5225] <... write resumed>) = 6 [pid 5224] <... close resumed>) = 0 [pid 5223] <... write resumed>) = 7 [pid 5222] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5225] close(3) = 0 [pid 5224] mkdir("./syz-tmp", 0777 [pid 5223] close(3 [pid 5222] <... openat resumed>) = 3 [pid 5225] mkdir("./syz-tmp", 0777 [pid 5224] <... mkdir resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5222] write(3, "100000", 6 [pid 5223] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5222] <... write resumed>) = 6 [pid 5223] <... openat resumed>) = 3 [pid 5222] close(3 [pid 5223] write(3, "100000", 6 [pid 5222] <... close resumed>) = 0 [pid 5223] <... write resumed>) = 6 [pid 5222] mkdir("./syz-tmp", 0777 [pid 5225] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5224] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5223] close(3 [pid 5222] <... mkdir resumed>) = 0 [pid 5225] <... mount resumed>) = 0 [pid 5224] <... mount resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5223] mkdir("./syz-tmp", 0777 [pid 5222] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5225] mkdir("./syz-tmp/newroot", 0777) = 0 [pid 5224] mkdir("./syz-tmp/newroot", 0777 [pid 5223] <... mkdir resumed>) = 0 [pid 5225] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5224] <... mkdir resumed>) = 0 [pid 5222] <... mount resumed>) = 0 [pid 5221] <... unshare resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5224] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5223] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5222] mkdir("./syz-tmp/newroot", 0777 [pid 5221] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5225] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5224] <... mkdir resumed>) = 0 [pid 5223] <... mount resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5222] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5221] write(3, "0 65535", 7 [pid 5225] <... mount resumed>) = 0 [pid 5224] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5223] mkdir("./syz-tmp/newroot", 0777 [pid 5222] <... mkdir resumed>) = 0 [pid 5221] <... write resumed>) = 7 [pid 5222] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5221] close(3 [pid 5224] <... mount resumed>) = 0 [pid 5222] <... mount resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5222] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5221] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5225] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5224] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5223] <... mkdir resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5224] <... mkdir resumed>) = 0 [pid 5223] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5221] <... openat resumed>) = 3 [pid 5225] <... mkdir resumed>) = 0 [pid 5224] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5222] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5221] write(3, "100000", 6 [pid 5225] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5224] <... mount resumed>) = 0 [pid 5223] <... mkdir resumed>) = 0 [pid 5222] <... mount resumed>) = 0 [pid 5221] <... write resumed>) = 6 [pid 5221] close(3 [pid 5222] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5221] <... close resumed>) = 0 [pid 5225] <... mount resumed>) = 0 [pid 5224] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5223] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5221] mkdir("./syz-tmp", 0777 [pid 5222] <... mkdir resumed>) = 0 [pid 5224] <... mkdir resumed>) = 0 [pid 5223] <... mount resumed>) = 0 [pid 5225] mkdir("./syz-tmp/newroot/selinux", 0700) = 0 [pid 5222] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5221] <... mkdir resumed>) = 0 [pid 5224] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5225] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5224] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5223] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5222] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5225] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5224] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5223] <... mkdir resumed>) = 0 [pid 5222] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5221] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5225] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5224] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5223] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5222] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5225] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5224] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5222] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5223] <... mount resumed>) = 0 [pid 5221] <... mount resumed>) = 0 [pid 5225] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5224] <... mkdir resumed>) = 0 [pid 5223] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5222] <... mkdir resumed>) = 0 [pid 5222] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5225] <... mkdir resumed>) = 0 [pid 5224] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5223] <... mkdir resumed>) = 0 [pid 5221] mkdir("./syz-tmp/newroot", 0777 [pid 5225] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 5223] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5222] <... mount resumed>) = 0 [pid 5224] <... mount resumed>) = 0 [pid 5224] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5223] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5222] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5221] <... mkdir resumed>) = 0 [pid 5225] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5223] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5224] <... mount resumed>) = 0 [pid 5223] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5221] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5225] <... mount resumed>) = 0 [pid 5222] <... mount resumed>) = 0 [pid 5223] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5225] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5224] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5222] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5221] <... mkdir resumed>) = 0 [pid 5225] <... mount resumed>) = 0 [pid 5224] <... mount resumed>) = 0 [pid 5223] <... mkdir resumed>) = 0 [pid 5225] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5223] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5224] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5222] <... mount resumed>) = 0 [pid 5221] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5225] <... mount resumed>) = 0 [pid 5224] <... mount resumed>) = 0 [pid 5223] <... mount resumed>) = 0 [pid 5225] mkdir("./syz-tmp/pivot", 0777) = 0 [pid 5221] <... mount resumed>) = 0 [pid 5223] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5225] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5223] <... mount resumed>) = 0 [pid 5224] mkdir("./syz-tmp/pivot", 0777 [pid 5222] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5221] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5225] <... pivot_root resumed>) = 0 [pid 5224] <... mkdir resumed>) = 0 [pid 5223] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5222] <... mount resumed>) = 0 [pid 5225] chdir("/") = 0 [pid 5224] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5222] mkdir("./syz-tmp/pivot", 0777 [pid 5221] <... mkdir resumed>) = 0 [pid 5225] umount2("./pivot", MNT_DETACH [pid 5224] <... pivot_root resumed>) = 0 [pid 5223] <... mount resumed>) = 0 [pid 5221] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5222] <... mkdir resumed>) = 0 [pid 5223] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 5225] <... umount2 resumed>) = 0 [pid 5224] chdir("/" [pid 5223] mkdir("./syz-tmp/pivot", 0777 [pid 5222] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5221] <... mount resumed>) = 0 [pid 5225] chroot("./newroot" [pid 5223] <... mkdir resumed>) = 0 [pid 5225] <... chroot resumed>) = 0 [pid 5223] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5225] chdir("/" [pid 5224] <... chdir resumed>) = 0 [pid 5222] <... pivot_root resumed>) = 0 [pid 5221] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5225] <... chdir resumed>) = 0 [pid 5224] umount2("./pivot", MNT_DETACH [pid 5223] <... pivot_root resumed>) = 0 [pid 5225] mkdir("/dev/binderfs", 0777 [pid 5223] chdir("/" [pid 5222] chdir("/" [pid 5221] <... mkdir resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5221] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5225] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5224] <... umount2 resumed>) = 0 [pid 5223] <... chdir resumed>) = 0 [pid 5222] <... chdir resumed>) = 0 [pid 5223] umount2("./pivot", MNT_DETACH [pid 5221] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5221] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5225] <... mount resumed>) = 0 [pid 5224] chroot("./newroot" [pid 5223] <... umount2 resumed>) = 0 [pid 5222] umount2("./pivot", MNT_DETACH [pid 5221] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5224] <... chroot resumed>) = 0 [pid 5225] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5224] chdir("/") = 0 [pid 5223] chroot("./newroot" [pid 5222] <... umount2 resumed>) = 0 [pid 5221] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5224] mkdir("/dev/binderfs", 0777 [pid 5223] <... chroot resumed>) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 5225] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5222] chroot("./newroot" [pid 5224] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5223] chdir("/" [pid 5221] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5225] mkdir("./0", 0777 [pid 5223] <... chdir resumed>) = 0 [pid 5222] <... chroot resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5222] chdir("/" [pid 5221] <... mount resumed>) = 0 [pid 5222] <... chdir resumed>) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5224] <... mount resumed>) = 0 [pid 5223] mkdir("/dev/binderfs", 0777 [pid 5222] mkdir("/dev/binderfs", 0777 [pid 5221] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5225] <... openat resumed>) = 3 [pid 5223] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5222] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5223] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5224] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5222] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5225] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5224] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5223] <... mount resumed>) = 0 [pid 5222] <... mount resumed>) = 0 [pid 5221] <... mount resumed>) = 0 [pid 5225] close(3) = 0 [pid 5224] mkdir("./0", 0777 [pid 5223] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5222] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5221] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5224] <... mkdir resumed>) = 0 [pid 5223] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] mkdir("./0", 0777 [pid 5222] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] <... mount resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5223] <... mkdir resumed>) = 0 [pid 5222] mkdir("./0", 0777 [pid 5221] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5224] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5224] close(3 [pid 5223] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5222] <... mkdir resumed>) = 0 [pid 5221] <... mount resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] <... openat resumed>) = 3 [pid 5222] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 5233 attached ./strace-static-x86_64: Process 5232 attached ) = 3 [pid 5233] set_robust_list(0x55556b946660, 24 [pid 5232] set_robust_list(0x55556b946660, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55556b946650) = 2 [pid 5233] <... set_robust_list resumed>) = 0 [pid 5232] <... set_robust_list resumed>) = 0 [pid 5233] chdir("./0" [pid 5232] chdir("./0" [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5221] mkdir("./syz-tmp/pivot", 0777 [pid 5233] <... chdir resumed>) = 0 [pid 5232] <... chdir resumed>) = 0 [pid 5223] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5221] <... mkdir resumed>) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55556b946650) = 2 [pid 5223] close(3 [pid 5222] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5221] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5223] <... close resumed>) = 0 [pid 5222] close(3 [pid 5221] <... pivot_root resumed>) = 0 [pid 5233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5222] <... close resumed>) = 0 [pid 5233] <... prctl resumed>) = 0 [pid 5232] <... prctl resumed>) = 0 [pid 5233] setpgid(0, 0 [pid 5232] setpgid(0, 0 [pid 5233] <... setpgid resumed>) = 0 [pid 5232] <... setpgid resumed>) = 0 [pid 5233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5233] <... openat resumed>) = 3 [pid 5232] <... openat resumed>) = 3 [pid 5233] write(3, "1000", 4 [pid 5232] write(3, "1000", 4 [pid 5233] <... write resumed>) = 4 [pid 5232] <... write resumed>) = 4 [pid 5233] close(3 [pid 5232] close(3 [pid 5233] <... close resumed>) = 0 [pid 5232] <... close resumed>) = 0 [pid 5233] symlink("/dev/binderfs", "./binderfs" [pid 5232] symlink("/dev/binderfs", "./binderfs" [pid 5233] <... symlink resumed>) = 0 [pid 5232] <... symlink resumed>) = 0 executing program executing program [pid 5233] write(1, "executing program\n", 18 [pid 5232] write(1, "executing program\n", 18 [pid 5233] <... write resumed>) = 18 [pid 5232] <... write resumed>) = 18 ./strace-static-x86_64: Process 5234 attached [pid 5233] memfd_create("syzkaller", 0 [pid 5232] memfd_create("syzkaller", 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] chdir("/" [pid 5223] <... clone resumed>, child_tidptr=0x55556b946650) = 2 [pid 5234] set_robust_list(0x55556b946660, 24 [pid 5233] <... memfd_create resumed>) = 3 [pid 5232] <... memfd_create resumed>) = 3 [pid 5221] <... chdir resumed>) = 0 [pid 5234] <... set_robust_list resumed>) = 0 [pid 5233] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5232] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5221] umount2("./pivot", MNT_DETACH./strace-static-x86_64: Process 5235 attached [pid 5234] chdir("./0" [pid 5233] <... mmap resumed>) = 0x7f524ea00000 [pid 5232] <... mmap resumed>) = 0x7f524ea00000 [pid 5235] set_robust_list(0x55556b946660, 24 [pid 5222] <... clone resumed>, child_tidptr=0x55556b946650) = 2 [pid 5221] <... umount2 resumed>) = 0 [pid 5235] <... set_robust_list resumed>) = 0 [pid 5221] chroot("./newroot") = 0 [pid 5221] chdir("/") = 0 [pid 5221] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 5221] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5235] chdir("./0" [pid 5234] <... chdir resumed>) = 0 [pid 5235] <... chdir resumed>) = 0 [pid 5234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5234] <... prctl resumed>) = 0 [pid 5221] <... mount resumed>) = 0 [pid 5234] setpgid(0, 0 [pid 5221] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5234] <... setpgid resumed>) = 0 [pid 5234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5235] <... prctl resumed>) = 0 [pid 5221] mkdir("./0", 0777 [pid 5235] setpgid(0, 0 [pid 5234] <... openat resumed>) = 3 [pid 5221] <... mkdir resumed>) = 0 [pid 5234] write(3, "1000", 4executing program [pid 5235] <... setpgid resumed>) = 0 [pid 5234] <... write resumed>) = 4 [pid 5235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5234] close(3) = 0 [pid 5234] symlink("/dev/binderfs", "./binderfs" [pid 5235] <... openat resumed>) = 3 [pid 5234] <... symlink resumed>) = 0 [pid 5234] write(1, "executing program\n", 18 [pid 5235] write(3, "1000", 4 [pid 5234] <... write resumed>) = 18 [pid 5235] <... write resumed>) = 4 [pid 5234] memfd_create("syzkaller", 0 [pid 5235] close(3 [pid 5234] <... memfd_create resumed>) = 3 [pid 5235] <... close resumed>) = 0 [pid 5234] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5235] symlink("/dev/binderfs", "./binderfs" [pid 5234] <... mmap resumed>) = 0x7f524ea00000 [pid 5235] <... symlink resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWRexecuting program [pid 5235] write(1, "executing program\n", 18 [pid 5221] <... openat resumed>) = 3 [pid 5235] <... write resumed>) = 18 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5235] memfd_create("syzkaller", 0 [pid 5221] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5221] close(3) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5237 attached [pid 5235] <... memfd_create resumed>) = 3 [pid 5235] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5221] <... clone resumed>, child_tidptr=0x55556b946650) = 2 [pid 5237] set_robust_list(0x55556b946660, 24 [pid 5235] <... mmap resumed>) = 0x7f524ea00000 [pid 5237] <... set_robust_list resumed>) = 0 [pid 5237] chdir("./0") = 0 [pid 5237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5237] setpgid(0, 0) = 0 [pid 5237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5237] write(3, "1000", 4) = 4 [pid 5237] close(3) = 0 [pid 5237] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5237] write(1, "executing program\n", 18executing program ) = 18 [pid 5237] memfd_create("syzkaller", 0) = 3 [pid 5237] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f524ea00000 [pid 5233] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5232] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5234] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5237] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5235] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5233] <... write resumed>) = 16777216 [pid 5233] munmap(0x7f524ea00000, 138412032) = 0 [pid 5234] <... write resumed>) = 16777216 [pid 5232] <... write resumed>) = 16777216 [pid 5234] munmap(0x7f524ea00000, 138412032 [pid 5233] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5233] ioctl(4, LOOP_SET_FD, 3 [pid 5234] <... munmap resumed>) = 0 [pid 5232] munmap(0x7f524ea00000, 138412032 [pid 5237] <... write resumed>) = 16777216 [pid 5235] <... write resumed>) = 16777216 [pid 5234] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5233] <... ioctl resumed>) = 0 [pid 5237] munmap(0x7f524ea00000, 138412032 [pid 5235] munmap(0x7f524ea00000, 138412032 [pid 5234] <... openat resumed>) = 4 [pid 5233] close(3 [pid 5234] ioctl(4, LOOP_SET_FD, 3 [pid 5233] <... close resumed>) = 0 [pid 5232] <... munmap resumed>) = 0 [pid 5232] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5235] <... munmap resumed>) = 0 [pid 5234] <... ioctl resumed>) = 0 [pid 5233] close(4 [pid 5237] <... munmap resumed>) = 0 [pid 5235] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5234] close(3 [pid 5233] <... close resumed>) = 0 [pid 5232] <... openat resumed>) = 4 [pid 5234] <... close resumed>) = 0 [pid 5233] mkdir("./bus", 0777 [pid 5235] <... openat resumed>) = 4 [pid 5234] close(4 [pid 5233] <... mkdir resumed>) = 0 [pid 5232] ioctl(4, LOOP_SET_FD, 3 [ 56.826527][ T5233] loop4: detected capacity change from 0 to 32768 [ 56.853759][ T5234] loop2: detected capacity change from 0 to 32768 [ 56.866431][ T5232] loop3: detected capacity change from 0 to 32768 [pid 5237] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5235] ioctl(4, LOOP_SET_FD, 3 [pid 5234] <... close resumed>) = 0 [pid 5233] mount("/dev/loop4", "./bus", "jfs", MS_NOSUID|MS_NODIRATIME|MS_REC|MS_SILENT|MS_POSIXACL, "quota,discard,discard,iocharset=koi8-ru,discard," [pid 5232] <... ioctl resumed>) = 0 [pid 5237] <... openat resumed>) = 4 [pid 5235] <... ioctl resumed>) = 0 [pid 5237] ioctl(4, LOOP_SET_FD, 3 [pid 5234] mkdir("./bus", 0777) = 0 [pid 5234] mount("/dev/loop2", "./bus", "jfs", MS_NOSUID|MS_NODIRATIME|MS_REC|MS_SILENT|MS_POSIXACL, "quota,discard,discard,iocharset=koi8-ru,discard," [pid 5237] <... ioctl resumed>) = 0 [pid 5237] close(3) = 0 [pid 5237] close(4) = 0 [pid 5237] mkdir("./bus", 0777) = 0 [pid 5237] mount("/dev/loop0", "./bus", "jfs", MS_NOSUID|MS_NODIRATIME|MS_REC|MS_SILENT|MS_POSIXACL, "quota,discard,discard,iocharset=koi8-ru,discard," [pid 5232] close(3) = 0 [pid 5232] close(4) = 0 [pid 5232] mkdir("./bus", 0777) = 0 [pid 5232] mount("/dev/loop3", "./bus", "jfs", MS_NOSUID|MS_NODIRATIME|MS_REC|MS_SILENT|MS_POSIXACL, "quota,discard,discard,iocharset=koi8-ru,discard," [pid 5235] close(3 [pid 5237] <... mount resumed>) = 0 [pid 5233] <... mount resumed>) = 0 [pid 5237] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5235] <... close resumed>) = 0 [pid 5233] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5232] <... mount resumed>) = 0 [pid 5233] <... openat resumed>) = 3 [pid 5232] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5233] chdir("./bus" [pid 5237] <... openat resumed>) = 3 [pid 5235] close(4 [pid 5233] <... chdir resumed>) = 0 [pid 5232] <... openat resumed>) = 3 [pid 5233] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5232] chdir("./bus" [pid 5237] chdir("./bus" [pid 5235] <... close resumed>) = 0 [pid 5233] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5232] <... chdir resumed>) = 0 [pid 5233] creat("./bus", 000 [pid 5232] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5237] <... chdir resumed>) = 0 [pid 5235] mkdir("./bus", 0777 [pid 5237] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5235] <... mkdir resumed>) = 0 [pid 5237] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5235] mount("/dev/loop1", "./bus", "jfs", MS_NOSUID|MS_NODIRATIME|MS_REC|MS_SILENT|MS_POSIXACL, "quota,discard,discard,iocharset=koi8-ru,discard," [pid 5237] creat("./bus", 000 [pid 5233] <... creat resumed>) = 4 [pid 5232] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5237] <... creat resumed>) = 4 [pid 5234] <... mount resumed>) = 0 [pid 5232] creat("./bus", 000 [pid 5237] mount(NULL, NULL, NULL, 0, "workdir=./file0,upperdir=./file2,,") = -1 EFAULT (Bad address) [pid 5237] mount("/dev/loop0", "./bus", NULL, MS_BIND, NULL [pid 5232] <... creat resumed>) = 4 [pid 5237] <... mount resumed>) = 0 [pid 5234] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5237] open("./bus", O_RDONLY|O_APPEND [pid 5234] <... openat resumed>) = 3 [pid 5232] mount(NULL, NULL, NULL, 0, "workdir=./file0,upperdir=./file2,," [pid 5237] <... open resumed>) = 5 [pid 5234] chdir("./bus" [pid 5232] <... mount resumed>) = -1 EFAULT (Bad address) [ 56.874971][ T5235] loop1: detected capacity change from 0 to 32768 [ 56.883909][ T5237] loop0: detected capacity change from 0 to 32768 [pid 5237] ioctl(5, LOOP_SET_STATUS, {lo_number=0, lo_offset=0x2c2c, lo_flags=0, lo_name="", ...} [pid 5234] <... chdir resumed>) = 0 [pid 5233] mount(NULL, NULL, NULL, 0, "workdir=./file0,upperdir=./file2,," [pid 5232] mount("/dev/loop3", "./bus", NULL, MS_BIND, NULL [pid 5234] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5233] <... mount resumed>) = -1 EFAULT (Bad address) [pid 5232] <... mount resumed>) = 0 [pid 5234] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5233] mount("/dev/loop4", "./bus", NULL, MS_BIND, NULL [pid 5232] open("./bus", O_RDONLY|O_APPEND [pid 5233] <... mount resumed>) = 0 [pid 5232] <... open resumed>) = 5 [pid 5232] ioctl(5, LOOP_SET_STATUS, {lo_number=0, lo_offset=0x2c2c, lo_flags=0, lo_name="", ...} [pid 5234] creat("./bus", 000 [pid 5233] open("./bus", O_RDONLY|O_APPEND [pid 5235] <... mount resumed>) = 0 [pid 5234] <... creat resumed>) = 4 [pid 5235] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5235] chdir("./bus" [pid 5234] mount(NULL, NULL, NULL, 0, "workdir=./file0,upperdir=./file2,," [pid 5235] <... chdir resumed>) = 0 [pid 5235] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5234] <... mount resumed>) = -1 EFAULT (Bad address) [pid 5235] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5234] mount("/dev/loop2", "./bus", NULL, MS_BIND, NULL [pid 5235] creat("./bus", 000 [pid 5233] <... open resumed>) = 5 [pid 5235] <... creat resumed>) = 4 [pid 5234] <... mount resumed>) = 0 [pid 5233] ioctl(5, LOOP_SET_STATUS, {lo_number=0, lo_offset=0x2c2c, lo_flags=0, lo_name="", ...} [pid 5235] mount(NULL, NULL, NULL, 0, "workdir=./file0,upperdir=./file2,,") = -1 EFAULT (Bad address) [pid 5235] mount("/dev/loop1", "./bus", NULL, MS_BIND, NULL) = 0 [pid 5235] open("./bus", O_RDONLY|O_APPEND) = 5 [pid 5235] ioctl(5, LOOP_SET_STATUS, {lo_number=0, lo_offset=0x2c2c, lo_flags=0, lo_name="", ...} [pid 5234] open("./bus", O_RDONLY|O_APPEND) = 5 [pid 5234] ioctl(5, LOOP_SET_STATUS, {lo_number=0, lo_offset=0x2c2c, lo_flags=0, lo_name="", ...} [pid 5237] <... ioctl resumed>) = 0 [pid 5235] <... ioctl resumed>) = 0 [pid 5234] <... ioctl resumed>) = 0 [pid 5232] <... ioctl resumed>) = 0 [pid 5237] mkdirat(AT_FDCWD, "./file0", 000 [pid 5235] mkdirat(AT_FDCWD, "./file0", 000 [ 56.974379][ T5237] loop0: detected capacity change from 32768 to 32745 [ 56.974662][ T5232] loop3: detected capacity change from 32768 to 32745 [ 56.983647][ T5235] loop1: detected capacity change from 32768 to 32745 [ 56.988906][ T5233] loop4: detected capacity change from 32768 to 32745 [ 57.003938][ T5234] loop2: detected capacity change from 32768 to 32745 [ 57.017066][ T5235] ERROR: (device loop1): dbFindCtl: Corrupt dmapctl page [pid 5232] mkdirat(AT_FDCWD, "./file0", 000 [pid 5233] <... ioctl resumed>) = 0 [pid 5234] mkdirat(AT_FDCWD, "./file0", 000 [ 57.017066][ T5235] [ 57.017059][ T5232] ERROR: (device loop3): dbFindCtl: Corrupt dmapctl page [ 57.017059][ T5232] [ 57.018279][ T5237] ERROR: (device loop0): dbFindCtl: Corrupt dmapctl page [ 57.018279][ T5237] [ 57.046876][ T5232] ERROR: (device loop3): remounting filesystem as read-only [ 57.054921][ T5234] ERROR: (device loop2): dbFindCtl: Corrupt dmapctl page [ 57.054921][ T5234] [ 57.056918][ T5233] ERROR: (device loop4): dbFindCtl: Corrupt dmapctl page [ 57.056918][ T5233] [pid 5233] mkdirat(AT_FDCWD, "./file0", 000 [pid 5232] <... mkdirat resumed>) = -1 EIO (Input/output error) [pid 5232] fspick(AT_FDCWD, ".", 0) = 6 [pid 5232] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5232] close(3) = 0 [pid 5232] close(4) = 0 [pid 5232] close(5) = 0 [pid 5232] close(6) = 0 [pid 5232] close(7) = -1 EBADF (Bad file descriptor) [pid 5232] close(8) = -1 EBADF (Bad file descriptor) [pid 5232] close(9) = -1 EBADF (Bad file descriptor) [pid 5232] close(10) = -1 EBADF (Bad file descriptor) [pid 5232] close(11) = -1 EBADF (Bad file descriptor) [pid 5232] close(12) = -1 EBADF (Bad file descriptor) [pid 5232] close(13) = -1 EBADF (Bad file descriptor) [pid 5232] close(14) = -1 EBADF (Bad file descriptor) [pid 5232] close(15) = -1 EBADF (Bad file descriptor) [pid 5232] close(16) = -1 EBADF (Bad file descriptor) [pid 5232] close(17) = -1 EBADF (Bad file descriptor) [pid 5232] close(18) = -1 EBADF (Bad file descriptor) [pid 5232] close(19) = -1 EBADF (Bad file descriptor) [pid 5232] close(20) = -1 EBADF (Bad file descriptor) [pid 5232] close(21) = -1 EBADF (Bad file descriptor) [pid 5232] close(22) = -1 EBADF (Bad file descriptor) [pid 5232] close(23) = -1 EBADF (Bad file descriptor) [pid 5232] close(24) = -1 EBADF (Bad file descriptor) [pid 5232] close(25) = -1 EBADF (Bad file descriptor) [pid 5232] close(26) = -1 EBADF (Bad file descriptor) [pid 5232] close(27) = -1 EBADF (Bad file descriptor) [pid 5232] close(28) = -1 EBADF (Bad file descriptor) [pid 5232] close(29) = -1 EBADF (Bad file descriptor) [pid 5232] exit_group(0) = ? [pid 5232] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=26 /* 0.26 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5233] <... mkdirat resumed>) = -1 EIO (Input/output error) [pid 5233] fspick(AT_FDCWD, ".", 0) = 6 [pid 5233] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5233] close(3) = 0 [pid 5233] close(4) = 0 [pid 5233] close(5) = 0 [pid 5233] close(6) = 0 [pid 5233] close(7) = -1 EBADF (Bad file descriptor) [pid 5233] close(8) = -1 EBADF (Bad file descriptor) [pid 5233] close(9) = -1 EBADF (Bad file descriptor) [pid 5233] close(10) = -1 EBADF (Bad file descriptor) [pid 5233] close(11) = -1 EBADF (Bad file descriptor) [pid 5233] close(12) = -1 EBADF (Bad file descriptor) [pid 5233] close(13) = -1 EBADF (Bad file descriptor) [pid 5233] close(14) = -1 EBADF (Bad file descriptor) [pid 5233] close(15) = -1 EBADF (Bad file descriptor) [pid 5233] close(16) = -1 EBADF (Bad file descriptor) [pid 5233] close(17) = -1 EBADF (Bad file descriptor) [pid 5233] close(18) = -1 EBADF (Bad file descriptor) [ 57.065845][ T5235] ERROR: (device loop1): remounting filesystem as read-only [ 57.073747][ T5232] ialloc: diAlloc returned -5! [ 57.107578][ T5234] ERROR: (device loop2): remounting filesystem as read-only [ 57.115111][ T5233] ERROR: (device loop4): remounting filesystem as read-only [pid 5233] close(19) = -1 EBADF (Bad file descriptor) [pid 5233] close(20) = -1 EBADF (Bad file descriptor) [pid 5233] close(21) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5233] close(22 [pid 5225] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... openat resumed>) = 3 [pid 5233] close(23) = -1 EBADF (Bad file descriptor) [pid 5233] close(24 [pid 5225] newfstatat(3, "", [pid 5233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5233] close(25) = -1 EBADF (Bad file descriptor) [pid 5233] close(26) = -1 EBADF (Bad file descriptor) [pid 5233] close(27) = -1 EBADF (Bad file descriptor) [ 57.115148][ T5233] ialloc: diAlloc returned -5! [pid 5233] close(28) = -1 EBADF (Bad file descriptor) [pid 5233] close(29 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(3, 0x55556b9476f0 /* 4 entries */, 32768) = 104 [pid 5233] exit_group(0 [pid 5225] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5233] <... exit_group resumed>) = ? [pid 5233] +++ exited with 0 +++ [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5235] <... mkdirat resumed>) = -1 EIO (Input/output error) [pid 5234] <... mkdirat resumed>) = -1 EIO (Input/output error) [pid 5225] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=26 /* 0.26 s */} --- [pid 5235] fspick(AT_FDCWD, ".", 0 [pid 5234] fspick(AT_FDCWD, ".", 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 5235] <... fspick resumed>) = 6 [pid 5234] <... fspick resumed>) = 6 [pid 5225] unlink("./0/binderfs" [pid 5224] <... restart_syscall resumed>) = 0 [pid 5235] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 5234] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 5225] <... unlink resumed>) = 0 [pid 5235] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 5234] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5235] close(3 [pid 5225] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5235] <... close resumed>) = 0 [pid 5234] close(3 [pid 5225] newfstatat(AT_FDCWD, "./0/bus", [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5235] close(4 [pid 5234] <... close resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=256, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5235] <... close resumed>) = 0 [pid 5234] close(4 [pid 5225] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... openat resumed>) = 3 [pid 5235] close(5 [pid 5234] <... close resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] newfstatat(3, "", [pid 5235] <... close resumed>) = 0 [pid 5234] close(5 [pid 5225] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5235] close(6 [pid 5234] <... close resumed>) = 0 [pid 5225] <... openat resumed>) = 4 [pid 5224] getdents64(3, [pid 5235] <... close resumed>) = 0 [pid 5234] close(6 [pid 5225] newfstatat(4, "", [pid 5224] <... getdents64 resumed>0x55556b9476f0 /* 4 entries */, 32768) = 104 [pid 5235] close(7 [pid 5234] <... close resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=256, ...}, AT_EMPTY_PATH) = 0 [pid 5224] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(7 [pid 5225] getdents64(4, [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5235] close(8 [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55556b94f730 /* 8 entries */, 32768) = 232 [pid 5224] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(8 [pid 5225] umount2("./0/bus/file.cold", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5235] close(9 [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 ENOENT (No such file or directory) [pid 5224] unlink("./0/binderfs" [pid 5237] <... mkdirat resumed>) = -1 EIO (Input/output error) [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(9 [pid 5225] newfstatat(AT_FDCWD, "./0/bus/file.cold", [pid 5224] <... unlink resumed>) = 0 [pid 5237] fspick(AT_FDCWD, ".", 0 [pid 5235] close(10 [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>0x7fffb3c3a100, AT_SYMLINK_NOFOLLOW) = -1 ENOENT (No such file or directory) [pid 5224] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5237] <... fspick resumed>) = 6 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(10 [pid 5237] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 5225] exit_group(1 [pid 5224] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5237] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 5235] close(11 [pid 5224] newfstatat(AT_FDCWD, "./0/bus", [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5237] close(3 [pid 5235] close(12 [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... exit_group resumed>) = ? [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=256, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5237] <... close resumed>) = 0 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5235] close(13 [pid 5237] close(4 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5237] <... close resumed>) = 0 [pid 5235] close(14 [pid 5224] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5237] close(5) = 0 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(11 [pid 5224] <... openat resumed>) = 4 [pid 5235] close(15 [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(4, "", [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(12 [pid 5235] close(16 [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=256, ...}, AT_EMPTY_PATH) = 0 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(13 [pid 5235] close(17 [pid 5224] getdents64(4, [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(14 [pid 5235] close(18 [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5237] close(6 [pid 5224] <... getdents64 resumed>0x55556b94f730 /* 8 entries */, 32768) = 232 [pid 5237] <... close resumed>) = 0 [pid 5237] close(7) = -1 EBADF (Bad file descriptor) [pid 5237] close(8) = -1 EBADF (Bad file descriptor) [pid 5237] close(9) = -1 EBADF (Bad file descriptor) [pid 5237] close(10) = -1 EBADF (Bad file descriptor) [pid 5237] close(11) = -1 EBADF (Bad file descriptor) [pid 5237] close(12) = -1 EBADF (Bad file descriptor) [pid 5237] close(13) = -1 EBADF (Bad file descriptor) [pid 5237] close(14) = -1 EBADF (Bad file descriptor) [pid 5237] close(15) = -1 EBADF (Bad file descriptor) [pid 5237] close(16) = -1 EBADF (Bad file descriptor) [pid 5237] close(17) = -1 EBADF (Bad file descriptor) [pid 5237] close(18) = -1 EBADF (Bad file descriptor) [pid 5237] close(19) = -1 EBADF (Bad file descriptor) [pid 5237] close(20) = -1 EBADF (Bad file descriptor) [pid 5237] close(21) = -1 EBADF (Bad file descriptor) [pid 5237] close(22) = -1 EBADF (Bad file descriptor) [pid 5237] close(23) = -1 EBADF (Bad file descriptor) [pid 5237] close(24) = -1 EBADF (Bad file descriptor) [pid 5237] close(25) = -1 EBADF (Bad file descriptor) [pid 5237] close(26) = -1 EBADF (Bad file descriptor) [pid 5237] close(27) = -1 EBADF (Bad file descriptor) [pid 5237] close(28) = -1 EBADF (Bad file descriptor) [pid 5237] close(29 [pid 5235] close(19 [pid 5234] close(15 [pid 5224] umount2("./0/bus/file.cold", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5235] close(20 [pid 5234] close(16 [pid 5224] <... umount2 resumed>) = -1 ENOENT (No such file or directory) [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(AT_FDCWD, "./0/bus/file.cold", [pid 5235] close(21 [pid 5234] close(17 [pid 5224] <... newfstatat resumed>0x7fffb3c3a100, AT_SYMLINK_NOFOLLOW) = -1 ENOENT (No such file or directory) [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5235] close(22 [pid 5234] close(18 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5235] close(23 [pid 5234] close(19 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5235] close(24 [pid 5224] exit_group(1 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(20 [pid 5224] <... exit_group resumed>) = ? [pid 5235] close(25 [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] close(21 [ 57.148262][ T5237] ERROR: (device loop0): remounting filesystem as read-only [ 57.159001][ T5235] ialloc: diAlloc returned -5! [ 57.166168][ T5234] ialloc: diAlloc returned -5! [ 57.167479][ T5237] ialloc: diAlloc returned -5! [pid 5237] exit_group(0 [pid 5235] close(26 [pid 5237] <... exit_group resumed>) = ? [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5237] +++ exited with 0 +++ [pid 5234] close(22 [pid 5235] close(27 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=30 /* 0.30 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5235] close(28 [pid 5234] close(23 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... restart_syscall resumed>) = 0 [pid 5235] close(29 [pid 5234] close(24 [pid 5235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5235] exit_group(0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5235] <... exit_group resumed>) = ? [pid 5234] close(25 [pid 5221] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, [pid 5235] +++ exited with 0 +++ [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55556b9476f0 /* 4 entries */, 32768) = 104 [pid 5234] close(26 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=27 /* 0.27 s */} --- [pid 5221] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5234] close(27 [pid 5221] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5234] close(28 [pid 5221] unlink("./0/binderfs" [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 5234] close(29 [pid 5221] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] newfstatat(AT_FDCWD, "./0/bus", [pid 5234] exit_group(0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=256, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5234] <... exit_group resumed>) = ? [pid 5221] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... restart_syscall resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0755, st_size=256, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55556b94f730 /* 8 entries */, 32768) = 232 [pid 5234] +++ exited with 0 +++ [pid 5221] umount2("./0/bus/file.cold", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=24 /* 0.24 s */} --- [pid 5221] <... umount2 resumed>) = -1 ENOENT (No such file or directory) [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5222] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(AT_FDCWD, "./0/bus/file.cold", [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>0x7fffb3c3a100, AT_SYMLINK_NOFOLLOW) = -1 ENOENT (No such file or directory) [pid 5223] <... restart_syscall resumed>) = 0 [pid 5222] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] exit_group(1 [pid 5222] <... openat resumed>) = 3 [pid 5221] <... exit_group resumed>) = ? [pid 5222] newfstatat(3, "", [pid 5223] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5223] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5222] getdents64(3, [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, [pid 5222] <... getdents64 resumed>0x55556b9476f0 /* 4 entries */, 32768) = 104 [pid 5223] <... getdents64 resumed>0x55556b9476f0 /* 4 entries */, 32768) = 104 [pid 5223] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./0/binderfs" [pid 5222] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5223] <... unlink resumed>) = 0 [pid 5223] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5223] newfstatat(AT_FDCWD, "./0/bus", [pid 5222] unlink("./0/binderfs" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=256, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5223] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... openat resumed>) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0755, st_size=256, ...}, AT_EMPTY_PATH) = 0 [pid 5222] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5223] getdents64(4, 0x55556b94f730 /* 8 entries */, 32768) = 232 [pid 5222] newfstatat(AT_FDCWD, "./0/bus", [pid 5223] umount2("./0/bus/file.cold", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 ENOENT (No such file or directory) [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=256, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(AT_FDCWD, "./0/bus/file.cold", 0x7fffb3c3a100, AT_SYMLINK_NOFOLLOW) = -1 ENOENT (No such file or directory) [pid 5222] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] exit_group(1) = ? [pid 5222] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5222] newfstatat(4, "", {st_mode=S_IFDIR|0755, st_size=256, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(4, 0x55556b94f730 /* 8 entries */, 32768) = 232 [pid 5222] umount2("./0/bus/file.cold", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 ENOENT (No such file or directory) [pid 5222] newfstatat(AT_FDCWD, "./0/bus/file.cold", 0x7fffb3c3a100, AT_SYMLINK_NOFOLLOW) = -1 ENOENT (No such file or directory) [pid 5222] exit_group(1) = ? [ 76.716135][ T8] cfg80211: failed to load regulatory.db [ 109.263609][ T5224] jfs_flush_journal: synclist not empty [ 109.269300][ T5224] metapage: ffff88802ecef6c8: 00001000 00000000 0000377c 00000000 [ 109.277203][ T5224] metapage: ffff88802ecef6d8: 77da6a28 ffff8880 77da6a28 ffff8880 [ 109.285089][ T5224] metapage: ffff88802ecef6e8: 00000004 00000000 00000000 00000000 [ 109.292916][ T5224] metapage: ffff88802ecef6f8: 2f409000 ffff8880 0000001c 00000000 [ 109.293542][ T5225] jfs_flush_journal: synclist not empty [ 109.300832][ T5223] jfs_flush_journal: synclist not empty [ 109.306841][ T5225] metapage: ffff88802ecefaa8: 00001000 00000000 0000377c 00000000 [ 109.312123][ T5224] metapage: ffff88802ecef708: 00000000 dead4ead ffffffff 00000000 [ 109.320254][ T5221] jfs_flush_journal: synclist not empty [ 109.327836][ T5222] jfs_flush_journal: synclist not empty [ 109.333395][ T5225] metapage: ffff88802ecefab8: 77da7228 ffff8880 77da7228 ffff8880 [ 109.338991][ T5223] metapage: ffff88802ecefc98: 00001000 00000000 0000377c 00000000 [ 109.347219][ T5221] metapage: ffff88802fd7d0f8: 00001000 00000000 0000377c 00000000 [ 109.354535][ T5224] metapage: ffff88802ecef718: ffffffff ffffffff 9a4e1e20 ffffffff [ 109.354555][ T5224] metapage: ffff88802ecef728: 93c585a8 ffffffff 00000000 00000000 [ 109.354571][ T5224] metapage: ffff88802ecef738: 8c434440 ffffffff 00000200 00000000 [ 109.354588][ T5224] metapage: ffff88802ecef748: 2ecef748 ffff8880 2ecef748 ffff8880 [ 109.362661][ T5221] metapage: ffff88802fd7d108: 2dcb6228 ffff8880 2dcb6228 ffff8880 [ 109.370233][ T5222] metapage: ffff88802fd7dc98: 00001000 00000000 0000377c 00000000 [ 109.378022][ T5225] metapage: ffff88802ecefac8: 00000004 00000000 00000000 00000000 [ 109.385981][ T5223] metapage: ffff88802ecefca8: 77da7a28 ffff8880 77da7a28 ffff8880 [ 109.393875][ T5225] metapage: ffff88802ecefad8: 2eced000 ffff8880 0000001c 00000000 [ 109.402115][ T5224] metapage: ffff88802ecef758: 00bd0240 ffffea00 2ecd2000 ffff8880 [ 109.417395][ T5225] metapage: ffff88802ecefae8: 00000000 dead4ead ffffffff 00000000 [ 109.425430][ T5221] metapage: ffff88802fd7d118: 00000004 00000000 00000000 00000000 [ 109.433112][ T5225] metapage: ffff88802ecefaf8: ffffffff ffffffff 9a4e1e20 ffffffff [ 109.440957][ T5222] metapage: ffff88802fd7dca8: 44b6fa28 ffff8881 44b6fa28 ffff8881 [ 109.464445][ T5225] metapage: ffff88802ecefb08: 93c585a8 ffffffff 00000000 00000000 [ 109.472769][ T5223] metapage: ffff88802ecefcb8: 00000004 00000000 00000000 00000000 [ 109.480711][ T5225] metapage: ffff88802ecefb18: 8c434440 ffffffff 00000200 00000000 [ 109.488433][ T5221] metapage: ffff88802fd7d128: 7e8c7000 ffff8880 0000001c 00000000 [ 109.496504][ T5225] metapage: ffff88802ecefb28: 2ecefb28 ffff8880 2ecefb28 ffff8880 [ 109.504061][ T5224] metapage: ffff88802ecef768: 00001000 00003950 00000000 00000000 [ 109.512219][ T5225] metapage: ffff88802ecefb38: 00bb3b40 ffffea00 77e96000 ffff8880 [ 109.519666][ T5223] metapage: ffff88802ecefcc8: 755de000 ffff8880 0000001c 00000000 [ 109.527759][ T5225] metapage: ffff88802ecefb48: 00001000 00003950 00000000 00000000 [ 109.535417][ T5222] metapage: ffff88802fd7dcb8: 00000004 00000000 00000000 00000000 [ 109.535436][ T5222] metapage: ffff88802fd7dcc8: 2e6d6000 ffff8880 0000001c 00000000 [ 109.543235][ T5221] metapage: ffff88802fd7d138: 00000000 dead4ead ffffffff 00000000 [ 109.551074][ T5224] metapage: ffff88802ecef778: 77da6800 ffff8880 [ 109.559372][ T5225] metapage: ffff88802ecefb58: 77da7000 ffff8880 [ 109.566717][ T5223] metapage: ffff88802ecefcd8: 00000000 dead4ead ffffffff 00000000 [ 109.572920][ T5225] page: ffffea0000bb3b40: 00fff0000000413c ffffea0000bb3ac8 [ 109.579177][ T5222] metapage: ffff88802fd7dcd8: 00000000 dead4ead ffffffff 00000000 [ 109.579196][ T5222] metapage: ffff88802fd7dce8: ffffffff ffffffff 9a4e1e20 ffffffff [ 109.594401][ T5221] metapage: ffff88802fd7d148: ffffffff ffffffff 9a4e1e20 ffffffff [ 109.602164][ T5224] page: ffffea0000bd0240: 00fff0000000413c ffffea0000bd0208 [ 109.617815][ T5225] page: ffffea0000bb3b50: ffffea0001d5ec08 0000000000000000 [ 109.617836][ T5225] page: ffffea0000bb3b60: 000000000000001c ffff88802ecefaa8 [ 109.617852][ T5225] page: ffffea0000bb3b70: 00000001ffffffff ffff888140adc000 [ 109.625172][ T5223] metapage: ffff88802ecefce8: ffffffff ffffffff 9a4e1e20 ffffffff [ 109.640836][ T5221] metapage: ffff88802fd7d158: 93c585a8 ffffffff 00000000 00000000 [ 109.647167][ T5222] metapage: ffff88802fd7dcf8: 93c585a8 ffffffff 00000000 00000000 [ 109.659533][ T5221] metapage: ffff88802fd7d168: 8c434440 ffffffff 00000200 00000000 [ 109.662772][ T5223] metapage: ffff88802ecefcf8: 93c585a8 ffffffff 00000000 00000000 [ 109.671087][ T5221] metapage: ffff88802fd7d178: 2fd7d178 ffff8880 2fd7d178 ffff8880 [ 109.678477][ T5224] page: ffffea0000bd0250: ffffea0000bb3b48 0000000000000000 [ 109.686687][ T5221] metapage: ffff88802fd7d188: 01fa31c0 ffffea00 2e5c4000 ffff8880 [ 109.694169][ T5222] metapage: ffff88802fd7dd08: 8c434440 ffffffff 00000200 00000000 [ 109.694190][ T5222] metapage: ffff88802fd7dd18: 2fd7dd18 ffff8880 2fd7dd18 ffff8880 [ 109.694208][ T5222] metapage: ffff88802fd7dd28: 00b9b580 ffffea00 749d0000 ffff8880 [ 109.694225][ T5222] metapage: ffff88802fd7dd38: 00001000 00003950 00000000 00000000 [ 109.694241][ T5222] metapage: ffff88802fd7dd48: 44b6f800 ffff8881 [ 109.694258][ T5222] page: ffffea0000b9b580: 00fff0000000413c ffffea0000b9b548 [ 109.694274][ T5222] page: ffffea0000b9b590: ffffea0001ef94c8 0000000000000000 [ 109.694290][ T5222] page: ffffea0000b9b5a0: 000000000000001c ffff88802fd7dc98 [ 109.694306][ T5222] page: ffffea0000b9b5b0: 00000001ffffffff ffff888140adc000 [ 109.694544][ T5223] metapage: ffff88802ecefd08: 8c434440 ffffffff 00000200 00000000 [ 109.703169][ T5221] metapage: ffff88802fd7d198: 00001000 00003950 00000000 00000000 [ 109.709678][ T5224] page: ffffea0000bd0260: 000000000000001c ffff88802ecef6c8 [ 109.717849][ T5221] metapage: ffff88802fd7d1a8: 2dcb6000 ffff8880 [ 109.725575][ T5223] metapage: ffff88802ecefd18: 2ecefd18 ffff8880 2ecefd18 ffff8880 [ 109.733649][ T5221] page: ffffea0001fa31c0: 00fff0000000413c ffffea0001d5ec08 [ 109.741001][ T5224] page: ffffea0000bd0270: 00000001ffffffff ffff888140adc000 [ 109.769495][ T5221] page: ffffea0001fa31d0: ffffea0001d57688 0000000000000000 [ 109.776856][ T5223] metapage: ffff88802ecefd28: 01d57780 ffffea00 2ed84000 ffff8880 [ 109.799471][ T5221] page: ffffea0001fa31e0: 000000000000001c ffff88802fd7d0f8 [ 109.799493][ T5221] page: ffffea0001fa31f0: 00000001ffffffff ffff888140adc000 [ 109.858403][ T5223] metapage: ffff88802ecefd38: 00001000 00003950 00000000 00000000 [ 109.866528][ T5223] metapage: ffff88802ecefd48: 77da7800 ffff8880 [ 109.872785][ T5223] page: ffffea0001d57780: 00fff0000000413c ffffea0001d57688 [ 109.880196][ T5223] page: ffffea0001d57790: ffffea0000b9b588 0000000000000000 [ 109.887560][ T5223] page: ffffea0001d577a0: 000000000000001c ffff88802ecefc98 [ 109.894877][ T5223] page: ffffea0001d577b0: 00000001ffffffff ffff888140adc000 [ 161.653588][ T5225] jfs_flush_journal: synclist not empty [ 161.659383][ T5225] metapage: ffff88802ecefaa8: 00001000 00000000 0000377c 00000000 [ 161.667591][ T5225] metapage: ffff88802ecefab8: 77da7228 ffff8880 77da7228 ffff8880 [ 161.675511][ T5225] metapage: ffff88802ecefac8: 00000004 00000000 00000000 00000000 [ 161.683343][ T5225] metapage: ffff88802ecefad8: 2eced000 ffff8880 0000001c 00000000 [ 161.691281][ T5225] metapage: ffff88802ecefae8: 00000000 dead4ead ffffffff 00000000 [ 161.699159][ T5225] metapage: ffff88802ecefaf8: ffffffff ffffffff 9a4e1e20 ffffffff [ 161.707097][ T5225] metapage: ffff88802ecefb08: 93c585a8 ffffffff 00000000 00000000 [ 161.715259][ T5225] metapage: ffff88802ecefb18: 8c434440 ffffffff 00000200 00000000 [ 161.723109][ T5225] metapage: ffff88802ecefb28: 2ecefb28 ffff8880 2ecefb28 ffff8880 [ 161.731060][ T5225] metapage: ffff88802ecefb38: 00bb3b40 ffffea00 77e96000 ffff8880 [ 161.738969][ T5225] metapage: ffff88802ecefb48: 00001000 00003950 00000000 00000000 [ 161.746894][ T5225] metapage: ffff88802ecefb58: 77da7000 ffff8880 [pid 5225] +++ exited with 1 +++ [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5225, si_uid=0, si_status=1, si_utime=0, si_stime=40 /* 0.40 s */} --- [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b946650) = -1 ENOMEM (Cannot allocate memory) [ 161.753164][ T5225] page: ffffea0000bb3b40: 00fff0000000413c ffffea0000bd0248 [ 161.760525][ T5225] page: ffffea0000bb3b50: ffffea0001fa31c8 0000000000000000 [ 161.767917][ T5225] page: ffffea0000bb3b60: 000000000000001c ffff88802ecefaa8 [ 161.775315][ T5225] page: ffffea0000bb3b70: 00000001ffffffff ffff888140adc000 [ 213.783626][ T5221] jfs_flush_journal: synclist not empty [ 213.789431][ T5221] metapage: ffff88802fd7d0f8: 00001000 00000000 0000377c 00000000 [ 213.797449][ T5221] metapage: ffff88802fd7d108: 2dcb6228 ffff8880 2dcb6228 ffff8880 [ 213.805447][ T5221] metapage: ffff88802fd7d118: 00000004 00000000 00000000 00000000 [ 213.813473][ T5221] metapage: ffff88802fd7d128: 7e8c7000 ffff8880 0000001c 00000000 [ 213.821336][ T5221] metapage: ffff88802fd7d138: 00000000 dead4ead ffffffff 00000000 [ 213.829314][ T5221] metapage: ffff88802fd7d148: ffffffff ffffffff 9a4e1e20 ffffffff [ 213.837212][ T5221] metapage: ffff88802fd7d158: 93c585a8 ffffffff 00000000 00000000 [ 213.845096][ T5221] metapage: ffff88802fd7d168: 8c434440 ffffffff 00000200 00000000 [ 213.852934][ T5221] metapage: ffff88802fd7d178: 2fd7d178 ffff8880 2fd7d178 ffff8880 [ 213.860846][ T5221] metapage: ffff88802fd7d188: 01fa31c0 ffffea00 2e5c4000 ffff8880 [ 213.868716][ T5221] metapage: ffff88802fd7d198: 00001000 00003950 00000000 00000000 [ 213.876621][ T5221] metapage: ffff88802fd7d1a8: 2dcb6000 ffff8880 [pid 5221] +++ exited with 1 +++ [pid 5216] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5221, si_uid=0, si_status=1, si_utime=0, si_stime=41 /* 0.41 s */} --- [pid 5216] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b946650) = -1 ENOMEM (Cannot allocate memory) [pid 5216] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b946650) = -1 ENOMEM (Cannot allocate memory) [pid 5216] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b946650) = -1 ENOMEM (Cannot allocate memory) [pid 5216] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b946650) = -1 ENOMEM (Cannot allocate memory) [ 213.882965][ T5221] page: ffffea0001fa31c0: 00fff0000000413c ffffea0000bb3b48 [ 213.890412][ T5221] page: ffffea0001fa31d0: ffffea0001d57788 0000000000000000 [ 213.897787][ T5221] page: ffffea0001fa31e0: 000000000000001c ffff88802fd7d0f8 [ 213.905179][ T5221] page: ffffea0001fa31f0: 00000001ffffffff ffff888140adc000 [ 265.923497][ T5224] jfs_flush_journal: synclist not empty [ 265.929143][ T5224] metapage: ffff88802ecef6c8: 00001000 00000000 0000377c 00000000 [ 265.937077][ T5224] metapage: ffff88802ecef6d8: 77da6a28 ffff8880 77da6a28 ffff8880 [ 265.945048][ T5224] metapage: ffff88802ecef6e8: 00000004 00000000 00000000 00000000 [ 265.952878][ T5224] metapage: ffff88802ecef6f8: 2f409000 ffff8880 0000001c 00000000 [ 265.961159][ T5224] metapage: ffff88802ecef708: 00000000 dead4ead ffffffff 00000000 [ 265.969117][ T5224] metapage: ffff88802ecef718: ffffffff ffffffff 9a4e1e20 ffffffff [ 265.977058][ T5224] metapage: ffff88802ecef728: 93c585a8 ffffffff 00000000 00000000 [ 265.985005][ T5224] metapage: ffff88802ecef738: 8c434440 ffffffff 00000200 00000000 [ 265.992812][ T5224] metapage: ffff88802ecef748: 2ecef748 ffff8880 2ecef748 ffff8880 [ 266.000719][ T5224] metapage: ffff88802ecef758: 00bd0240 ffffea00 2ecd2000 ffff8880 [ 266.008923][ T5224] metapage: ffff88802ecef768: 00001000 00003950 00000000 00000000 [ 266.016806][ T5224] metapage: ffff88802ecef778: 77da6800 ffff8880 [pid 5224] +++ exited with 1 +++ [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5224, si_uid=0, si_status=1, si_utime=0, si_stime=45 /* 0.45 s */} --- [ 266.023059][ T5224] page: ffffea0000bd0240: 00fff0000000413c ffffea00004b7b88 [ 266.030401][ T5224] page: ffffea0000bd0250: ffffea0000bb3b48 0000000000000000 [ 266.037734][ T5224] page: ffffea0000bd0260: 000000000000001c ffff88802ecef6c8 [ 266.045185][ T5224] page: ffffea0000bd0270: 00000001ffffffff ffff888140adc000 [ 286.634947][ T30] INFO: task syz-executor340:5223 blocked for more than 143 seconds. [ 286.643247][ T30] Not tainted 6.12.0-rc1-syzkaller-00165-g360c1f1f24c6 #0 [ 286.650970][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.659718][ T30] task:syz-executor340 state:D stack:24000 pid:5223 tgid:5223 ppid:5218 flags:0x00004002 [ 286.670021][ T30] Call Trace: [ 286.673396][ T30] [ 286.676345][ T30] __schedule+0x1843/0x4ae0 [ 286.680880][ T30] ? __pfx___schedule+0x10/0x10 [ 286.685786][ T30] ? __pfx_lock_release+0x10/0x10 [ 286.690830][ T30] ? __mutex_trylock_common+0x92/0x2e0 [ 286.696681][ T30] ? schedule+0x90/0x320 [ 286.701001][ T30] schedule+0x14b/0x320 [ 286.705268][ T30] schedule_preempt_disabled+0x13/0x30 [ 286.710790][ T30] __mutex_lock+0x6a7/0xd70 [ 286.715487][ T30] ? __mutex_lock+0x52a/0xd70 [ 286.720208][ T30] ? lmLogClose+0xb2/0x530 [ 286.724726][ T30] ? __pfx___mutex_lock+0x10/0x10 [ 286.729798][ T30] ? updateSuper+0x13d/0x760 [ 286.734579][ T30] lmLogClose+0xb2/0x530 [ 286.738846][ T30] jfs_umount+0x2ce/0x3a0 [ 286.743174][ T30] jfs_put_super+0x8a/0x190 [ 286.747722][ T30] ? __pfx_jfs_put_super+0x10/0x10 [ 286.752852][ T30] generic_shutdown_super+0x139/0x2d0 [ 286.758337][ T30] kill_block_super+0x44/0x90 [ 286.763058][ T30] deactivate_locked_super+0xc4/0x130 [ 286.768487][ T30] cleanup_mnt+0x41f/0x4b0 [ 286.772982][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 286.778301][ T30] task_work_run+0x24f/0x310 [ 286.782927][ T30] ? kasan_quarantine_put+0xdc/0x230 [ 286.788484][ T30] ? __pfx_task_work_run+0x10/0x10 [ 286.793710][ T30] ? do_exit+0xa2a/0x28e0 [ 286.798067][ T30] ? kmem_cache_free+0x1a2/0x420 [ 286.803023][ T30] ? do_exit+0xa2a/0x28e0 [ 286.807465][ T30] do_exit+0xa2f/0x28e0 [ 286.811668][ T30] ? __pfx_do_exit+0x10/0x10 [ 286.816433][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 286.822443][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 286.828836][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 286.834103][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 286.839316][ T30] do_group_exit+0x207/0x2c0 [ 286.843986][ T30] __x64_sys_exit_group+0x3f/0x40 [ 286.849113][ T30] x64_sys_call+0x2634/0x2640 [ 286.853907][ T30] do_syscall_64+0xf3/0x230 [ 286.858429][ T30] ? clear_bhb_loop+0x35/0x90 [ 286.863112][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.869078][ T30] RIP: 0033:0x7f5256eec8b9 [ 286.873555][ T30] RSP: 002b:00007fffb3c3a078 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 286.881958][ T30] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5256eec8b9 [ 286.889984][ T30] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 286.898036][ T30] RBP: 00007f5256f6f390 R08: ffffffffffffffb8 R09: 0000000000000000 [ 286.906135][ T30] R10: 0000000000000100 R11: 0000000000000246 R12: 00007f5256f6f390 [ 286.914202][ T30] R13: 0000000000000000 R14: 00007f5256f70100 R15: 00007f5256eba7b0 [ 286.922188][ T30] [ 286.925282][ T30] [ 286.925282][ T30] Showing all locks held in the system: [ 286.933015][ T30] 1 lock held by khungtaskd/30: [ 286.938034][ T30] #0: ffffffff8e937de0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 286.948036][ T30] 2 locks held by getty/4970: [ 286.952706][ T30] #0: ffff88814c9100a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 286.962803][ T30] #1: ffffc900031332f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a6/0x1e00 [ 286.973074][ T30] 2 locks held by syz-executor340/5222: [ 286.978799][ T30] #0: ffff8880749d00e0 (&type->s_umount_key#46){+.+.}-{3:3}, at: deactivate_super+0xb5/0xf0 [ 286.989085][ T30] #1: ffffffff8ed5c268 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xb2/0x530 [ 286.998171][ T30] 2 locks held by syz-executor340/5223: [ 287.003776][ T30] #0: ffff88802ed840e0 (&type->s_umount_key#46){+.+.}-{3:3}, at: deactivate_super+0xb5/0xf0 [ 287.014070][ T30] #1: ffffffff8ed5c268 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xb2/0x530 [ 287.023063][ T30] [ 287.025432][ T30] ============================================= [ 287.025432][ T30] [ 287.033940][ T30] NMI backtrace for cpu 1 [ 287.038268][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.12.0-rc1-syzkaller-00165-g360c1f1f24c6 #0 [ 287.048753][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.058794][ T30] Call Trace: [ 287.062056][ T30] [ 287.064976][ T30] dump_stack_lvl+0x241/0x360 [ 287.069639][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.074822][ T30] ? __pfx__printk+0x10/0x10 [ 287.079404][ T30] nmi_cpu_backtrace+0x49c/0x4d0 [ 287.084328][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.089767][ T30] ? _printk+0xd5/0x120 [ 287.093909][ T30] ? __pfx__printk+0x10/0x10 [ 287.098482][ T30] ? __wake_up_klogd+0xcc/0x110 [ 287.103319][ T30] ? __pfx__printk+0x10/0x10 [ 287.107897][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.113864][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 287.119832][ T30] watchdog+0xff4/0x1040 [ 287.124066][ T30] ? watchdog+0x1ea/0x1040 [ 287.128466][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.133238][ T30] kthread+0x2f0/0x390 [ 287.137317][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.142012][ T30] ? __pfx_kthread+0x10/0x10 [ 287.146946][ T30] ret_from_fork+0x4b/0x80 [ 287.151361][ T30] ? __pfx_kthread+0x10/0x10 [ 287.155938][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.160722][ T30] [ 287.163905][ T30] Sending NMI from CPU 1 to CPUs 0: [ 287.169158][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_safe_halt+0x21/0x30 [ 287.170137][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 287.185100][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.12.0-rc1-syzkaller-00165-g360c1f1f24c6 #0 [ 287.195607][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.206000][ T30] Call Trace: [ 287.209270][ T30] [ 287.212191][ T30] dump_stack_lvl+0x241/0x360 [ 287.216864][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.222063][ T30] ? __pfx__printk+0x10/0x10 [ 287.226646][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 287.232689][ T30] ? vscnprintf+0x5d/0x90 [ 287.237013][ T30] panic+0x349/0x880 [ 287.240905][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.247059][ T30] ? __pfx_panic+0x10/0x10 [ 287.251486][ T30] ? irq_work_queue+0xd1/0x150 [ 287.256254][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.262247][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.268218][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.274185][ T30] ? nmi_trigger_cpumask_backtrace+0x251/0x320 [ 287.280331][ T30] watchdog+0x1033/0x1040 [ 287.284653][ T30] ? watchdog+0x1ea/0x1040 [ 287.289068][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.293736][ T30] kthread+0x2f0/0x390 [ 287.297837][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.302507][ T30] ? __pfx_kthread+0x10/0x10 [ 287.307091][ T30] ret_from_fork+0x4b/0x80 [ 287.311499][ T30] ? __pfx_kthread+0x10/0x10 [ 287.316076][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.320841][ T30] [ 287.323979][ T30] Kernel Offset: disabled [ 287.328295][ T30] Rebooting in 86400 seconds..