./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3120016449

<...>
Warning: Permanently added '10.128.10.4' (ED25519) to the list of known hosts.
execve("./syz-executor3120016449", ["./syz-executor3120016449"], 0x7ffe6b72d360 /* 10 vars */) = 0
brk(NULL)                               = 0x555577afb000
brk(0x555577afbd00)                     = 0x555577afbd00
arch_prctl(ARCH_SET_FS, 0x555577afb380) = 0
set_tid_address(0x555577afb650)         = 5826
set_robust_list(0x555577afb660, 24)     = 0
rseq(0x555577afbca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3120016449", 4096) = 28
getrandom("\x94\x3b\x8d\x72\x8b\x8e\x47\x7f", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555577afbd00
brk(0x555577b1cd00)                     = 0x555577b1cd00
brk(0x555577b1d000)                     = 0x555577b1d000
mprotect(0x7f5d161b1000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555577afb650) = 5827
./strace-static-x86_64: Process 5827 attached
[pid  5826] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5827] set_robust_list(0x555577afb660, 24) = 0
./strace-static-x86_64: Process 5828 attached
[pid  5827] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5826] <... clone resumed>, child_tidptr=0x555577afb650) = 5828
[pid  5828] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5826] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5828] <... set_robust_list resumed>) = 0
[pid  5827] <... openat resumed>)       = 3
[pid  5827] ioctl(3, LOOP_CLR_FD)       = -1 ENXIO (No such device or address)
./strace-static-x86_64: Process 5829 attached
[pid  5827] close(3 <unfinished ...>
[pid  5829] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5828] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5827] <... close resumed>)        = 0
[pid  5826] <... clone resumed>, child_tidptr=0x555577afb650) = 5829
[pid  5829] <... set_robust_list resumed>) = 0
[pid  5828] <... openat resumed>)       = 3
[pid  5826] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5829] openat(AT_FDCWD, "/dev/loop2", O_RDWR./strace-static-x86_64: Process 5830 attached
) = 3
[pid  5827] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5828] ioctl(3, LOOP_CLR_FD)       = -1 ENXIO (No such device or address)
[pid  5828] close(3)                    = 0
[pid  5829] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5830] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5829] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5828] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5831 attached
 <unfinished ...>
[pid  5830] <... set_robust_list resumed>) = 0
./strace-static-x86_64: Process 5832 attached
[pid  5831] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5830] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5827] <... clone resumed>, child_tidptr=0x555577afb650) = 5831
[pid  5829] close(3 <unfinished ...>
[pid  5826] <... clone resumed>, child_tidptr=0x555577afb650) = 5830
[pid  5829] <... close resumed>)        = 0
[pid  5831] <... set_robust_list resumed>) = 0
[pid  5826] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5829] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5833 attached
./strace-static-x86_64: Process 5834 attached
 <unfinished ...>
[pid  5832] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5831] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5834] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5832] <... set_robust_list resumed>) = 0
[pid  5831] <... prctl resumed>)        = 0
[pid  5830] <... openat resumed>)       = 3
[pid  5828] <... clone resumed>, child_tidptr=0x555577afb650) = 5832
[pid  5833] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5832] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5834] <... set_robust_list resumed>) = 0
[pid  5832] <... prctl resumed>)        = 0
[pid  5831] setpgid(0, 0 <unfinished ...>
[pid  5833] <... set_robust_list resumed>) = 0
[pid  5831] <... setpgid resumed>)      = 0
[pid  5830] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5826] <... clone resumed>, child_tidptr=0x555577afb650) = 5834
[pid  5833] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5832] setpgid(0, 0 <unfinished ...>
[pid  5830] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5826] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5829] <... clone resumed>, child_tidptr=0x555577afb650) = 5833
./strace-static-x86_64: Process 5835 attached
[pid  5834] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5833] <... prctl resumed>)        = 0
[pid  5832] <... setpgid resumed>)      = 0
[pid  5831] <... openat resumed>)       = 3
[pid  5830] close(3 <unfinished ...>
[pid  5826] <... clone resumed>, child_tidptr=0x555577afb650) = 5835
[pid  5835] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5833] setpgid(0, 0 <unfinished ...>
[pid  5830] <... close resumed>)        = 0
[pid  5835] <... set_robust_list resumed>) = 0
[pid  5833] <... setpgid resumed>)      = 0
[pid  5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5835] openat(AT_FDCWD, "/dev/loop5", O_RDWR <unfinished ...>
[pid  5833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5837 attached
 <unfinished ...>
[pid  5835] <... openat resumed>)       = 3
[pid  5834] <... openat resumed>)       = 3
[pid  5833] <... openat resumed>)       = 3
[pid  5832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5831] write(3, "1000", 4 <unfinished ...>
[pid  5830] <... clone resumed>, child_tidptr=0x555577afb650) = 5837
[pid  5837] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5834] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5832] <... openat resumed>)       = 3
[pid  5831] <... write resumed>)        = 4
[pid  5834] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5831] close(3 <unfinished ...>
[pid  5837] <... set_robust_list resumed>) = 0
executing program
[pid  5834] close(3 <unfinished ...>
[pid  5832] write(3, "1000", 4 <unfinished ...>
[pid  5831] <... close resumed>)        = 0
[pid  5835] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5833] write(3, "1000", 4 <unfinished ...>
[pid  5837] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5835] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5833] <... write resumed>)        = 4
[pid  5832] <... write resumed>)        = 4
[pid  5831] write(1, "executing program\n", 18 <unfinished ...>
[pid  5834] <... close resumed>)        = 0
[pid  5833] close(3 <unfinished ...>
[pid  5835] close(3executing program
 <unfinished ...>
[pid  5834] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5833] <... close resumed>)        = 0
[pid  5832] close(3 <unfinished ...>
[pid  5831] <... write resumed>)        = 18
[pid  5837] <... prctl resumed>)        = 0
[pid  5835] <... close resumed>)        = 0
[pid  5833] write(1, "executing program\n", 18 <unfinished ...>
[pid  5835] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5833] <... write resumed>)        = 18
[pid  5837] setpgid(0, 0 <unfinished ...>
[pid  5833] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5832] <... close resumed>)        = 0
[pid  5831] memfd_create("syzkaller", 0./strace-static-x86_64: Process 5838 attached
 <unfinished ...>
[pid  5837] <... setpgid resumed>)      = 0
[pid  5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program
 <unfinished ...>
[pid  5832] write(1, "executing program\n", 18./strace-static-x86_64: Process 5839 attached
 <unfinished ...>
[pid  5838] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5837] <... openat resumed>)       = 3
[pid  5833] <... memfd_create resumed>) = 3
[pid  5832] <... write resumed>)        = 18
[pid  5831] <... memfd_create resumed>) = 3
[pid  5839] set_robust_list(0x555577afb660, 24 <unfinished ...>
[pid  5838] <... set_robust_list resumed>) = 0
[pid  5837] write(3, "1000", 4 <unfinished ...>
[pid  5834] <... clone resumed>, child_tidptr=0x555577afb650) = 5838
[pid  5833] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5832] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5839] <... set_robust_list resumed>) = 0
[pid  5838] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5837] <... write resumed>)        = 4
[pid  5835] <... clone resumed>, child_tidptr=0x555577afb650) = 5839
[pid  5833] <... mmap resumed>)         = 0x7f5d0dc00000
[pid  5831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5839] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5838] <... prctl resumed>)        = 0
[pid  5837] close(3 <unfinished ...>
[pid  5832] <... memfd_create resumed>) = 3
[pid  5831] <... mmap resumed>)         = 0x7f5d0dc00000
[pid  5839] <... prctl resumed>)        = 0
[pid  5839] setpgid(0, 0 <unfinished ...>
[pid  5837] <... close resumed>)        = 0
[pid  5838] setpgid(0, 0 <unfinished ...>
[pid  5832] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5838] <... setpgid resumed>)      = 0
[pid  5832] <... mmap resumed>)         = 0x7f5d0dc00000
[pid  5839] <... setpgid resumed>)      = 0
[pid  5838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5838] write(3, "1000", 4executing program
 <unfinished ...>
[pid  5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5837] write(1, "executing program\n", 18) = 18
[pid  5837] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5839] <... openat resumed>)       = 3
[pid  5838] <... write resumed>)        = 4
[pid  5839] write(3, "1000", 4)         = 4
[pid  5839] close(3)                    = 0
[pid  5838] close(3 <unfinished ...>
[pid  5837] <... memfd_create resumed>) = 3
[pid  5838] <... close resumed>)        = 0
[pid  5837] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5839] write(1, "executing program\n", 18executing program
 <unfinished ...>
executing program
[pid  5838] write(1, "executing program\n", 18 <unfinished ...>
[pid  5837] <... mmap resumed>)         = 0x7f5d0dc00000
[pid  5839] <... write resumed>)        = 18
[pid  5838] <... write resumed>)        = 18
[pid  5839] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5838] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5839] <... memfd_create resumed>) = 3
[pid  5838] <... memfd_create resumed>) = 3
[pid  5839] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5838] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5839] <... mmap resumed>)         = 0x7f5d0dc00000
[pid  5838] <... mmap resumed>)         = 0x7f5d0dc00000
[pid  5833] 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 <unfinished ...>
[pid  5837] 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 <unfinished ...>
[pid  5839] 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 <unfinished ...>
[pid  5831] 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 <unfinished ...>
[pid  5832] 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 <unfinished ...>
[pid  5838] 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 <unfinished ...>
[pid  5833] <... write resumed>)        = 16777216
[pid  5833] munmap(0x7f5d0dc00000, 138412032 <unfinished ...>
[pid  5837] <... write resumed>)        = 16777216
[pid  5837] munmap(0x7f5d0dc00000, 138412032 <unfinished ...>
[pid  5839] <... write resumed>)        = 16777216
[pid  5831] <... write resumed>)        = 16777216
[pid  5839] munmap(0x7f5d0dc00000, 138412032 <unfinished ...>
[pid  5831] munmap(0x7f5d0dc00000, 138412032 <unfinished ...>
[pid  5832] <... write resumed>)        = 16777216
[pid  5832] munmap(0x7f5d0dc00000, 138412032 <unfinished ...>
[pid  5838] <... write resumed>)        = 16777216
[pid  5838] munmap(0x7f5d0dc00000, 138412032 <unfinished ...>
[pid  5833] <... munmap resumed>)       = 0
[pid  5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5837] <... munmap resumed>)       = 0
[pid  5833] <... openat resumed>)       = 4
[pid  5837] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5833] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5837] <... openat resumed>)       = 4
[pid  5837] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5833] <... ioctl resumed>)        = 0
[pid  5833] close(3)                    = 0
[pid  5833] close(4)                    = 0
[pid  5833] mkdir("./file0", 0777 <unfinished ...>
[pid  5837] <... ioctl resumed>)        = 0
[pid  5833] <... mkdir resumed>)        = 0
[pid  5837] close(3)                    = 0
[pid  5837] close(4)                    = 0
[   89.866927][ T5833] loop2: detected capacity change from 0 to 32768
[   89.890821][ T5837] loop3: detected capacity change from 0 to 32768
[pid  5837] mkdir("./file0", 0777)      = -1 EEXIST (File exists)
[pid  5833] mount("/dev/loop2", "./file0", "gfs2", 0, "" <unfinished ...>
[pid  5837] mount("/dev/loop3", "./file0", "gfs2", 0, "" <unfinished ...>
[pid  5839] <... munmap resumed>)       = 0
[pid  5839] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4
[pid  5831] <... munmap resumed>)       = 0
[pid  5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5839] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5831] <... openat resumed>)       = 4
[pid  5831] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5832] <... munmap resumed>)       = 0
[pid  5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4
[   90.002012][ T5837] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[   90.022792][ T5833] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   90.024805][ T5832] loop1: detected capacity change from 0 to 32768
[   90.031335][ T5839] loop5: detected capacity change from 0 to 32768
[   90.037728][ T5831] loop0: detected capacity change from 0 to 32768
[pid  5832] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5831] <... ioctl resumed>)        = 0
[pid  5832] close(3)                    = 0
[pid  5832] close(4)                    = 0
[pid  5831] close(3 <unfinished ...>
[pid  5832] mkdir("./file0", 0777 <unfinished ...>
[pid  5831] <... close resumed>)        = 0
[pid  5832] <... mkdir resumed>)        = -1 EEXIST (File exists)
[pid  5831] close(4)                    = 0
[pid  5832] mount("/dev/loop1", "./file0", "gfs2", 0, "" <unfinished ...>
[pid  5831] mkdir("./file0", 0777)      = -1 EEXIST (File exists)
[   90.055293][ T5833] CPU: 1 UID: 0 PID: 5833 Comm: syz-executor312 Not tainted 6.15.0-syzkaller-10402-g4cb6c8af8591 #0 PREEMPT(full) 
[   90.055325][ T5833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   90.055339][ T5833] Call Trace:
[   90.055348][ T5833]  <TASK>
[   90.055357][ T5833]  dump_stack_lvl+0x189/0x250
[   90.055427][ T5833]  ? kernfs_path_from_node+0x2c/0x260
[   90.055468][ T5833]  ? __pfx_dump_stack_lvl+0x10/0x10
[   90.055506][ T5833]  ? __pfx__printk+0x10/0x10
[   90.055534][ T5833]  ? kernfs_path_from_node+0x2c/0x260
[   90.055568][ T5833]  ? kernfs_path_from_node+0x2c/0x260
[   90.055605][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.055632][ T5833]  ? kernfs_path_from_node+0x22c/0x260
[   90.055667][ T5833]  ? kernfs_path_from_node+0x2c/0x260
[   90.055706][ T5833]  sysfs_create_dir_ns+0x259/0x280
[   90.055745][ T5833]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   90.055789][ T5833]  ? do_raw_spin_unlock+0x122/0x240
[   90.055832][ T5833]  kobject_add_internal+0x59f/0xb40
[   90.055875][ T5833]  kobject_init_and_add+0x125/0x190
[   90.055910][ T5833]  ? __pfx_kobject_init_and_add+0x10/0x10
[   90.055939][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.055965][ T5833]  ? __raw_spin_lock_init+0x45/0x100
[   90.056002][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.056028][ T5833]  ? __init_swait_queue_head+0xa9/0x150
[   90.056069][ T5833]  gfs2_sys_fs_add+0x237/0x470
[   90.056099][ T5833]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   90.056133][ T5833]  ? is_dynamic_key+0xd6/0x1c0
[   90.056157][ T5833]  ? __pfx_alloc_workqueue+0x10/0x10
[   90.056212][ T5833]  gfs2_fill_super+0x1348/0x2010
[   90.056265][ T5833]  ? __pfx_gfs2_fill_super+0x10/0x10
[   90.056296][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.056330][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.056356][ T5833]  ? sb_set_blocksize+0x104/0x180
[   90.056389][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.056416][ T5833]  ? setup_bdev_super+0x4c1/0x5b0
[   90.056449][ T5833]  get_tree_bdev_flags+0x40e/0x4d0
[   90.056478][ T5833]  ? __pfx_gfs2_fill_super+0x10/0x10
[   90.056512][ T5833]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   90.056543][ T5833]  ? rcu_is_watching+0x15/0xb0
[   90.056581][ T5833]  gfs2_get_tree+0x51/0x1e0
[   90.056619][ T5833]  vfs_get_tree+0x92/0x2b0
[   90.056651][ T5833]  do_new_mount+0x24a/0xa40
[   90.056694][ T5833]  __se_sys_mount+0x317/0x410
[   90.056758][ T5833]  ? __pfx___se_sys_mount+0x10/0x10
[   90.056794][ T5833]  ? rcu_is_watching+0x15/0xb0
[   90.056830][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.056857][ T5833]  ? __x64_sys_mount+0x20/0xc0
[   90.056894][ T5833]  do_syscall_64+0xfa/0x3b0
[pid  5831] mount("/dev/loop0", "./file0", "gfs2", 0, "" <unfinished ...>
[pid  5839] <... ioctl resumed>)        = 0
[pid  5838] <... munmap resumed>)       = 0
[   90.056919][ T5833]  ? lockdep_hardirqs_on+0x9c/0x150
[   90.056943][ T5833]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   90.056965][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.056991][ T5833]  ? exc_page_fault+0x9f/0xf0
[   90.057016][ T5833]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   90.057039][ T5833] RIP: 0033:0x7f5d1611ff1a
[   90.057059][ T5833] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   90.057078][ T5833] RSP: 002b:00007ffee366aa28 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[   90.057102][ T5833] RAX: ffffffffffffffda RBX: 00007ffee366aa40 RCX: 00007f5d1611ff1a
[   90.057120][ T5833] RDX: 000020000001f680 RSI: 000020000001f6c0 RDI: 00007ffee366aa40
[   90.057137][ T5833] RBP: 000020000001f6c0 R08: 00007ffee366aa80 R09: 000000000001f673
[   90.057154][ T5833] R10: 0000000000000000 R11: 0000000000000282 R12: 000020000001f680
[pid  5839] close(3 <unfinished ...>
[pid  5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5839] <... close resumed>)        = 0
[pid  5838] <... openat resumed>)       = 4
[pid  5839] close(4 <unfinished ...>
[pid  5838] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5839] <... close resumed>)        = 0
[pid  5839] mkdir("./file0", 0777)      = -1 EEXIST (File exists)
[   90.057169][ T5833] R13: 00007ffee366aa80 R14: 0000000000000003 R15: 0000000000000000
[   90.057203][ T5833]  </TASK>
[   90.057232][ T5833] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   90.069565][ T5837] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[   90.177699][ T5833] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   90.225080][ T5832] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   90.324662][ T5837] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[   90.348764][ T5832] CPU: 0 UID: 0 PID: 5832 Comm: syz-executor312 Not tainted 6.15.0-syzkaller-10402-g4cb6c8af8591 #0 PREEMPT(full) 
[   90.348794][ T5832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   90.348807][ T5832] Call Trace:
[   90.348817][ T5832]  <TASK>
[   90.348826][ T5832]  dump_stack_lvl+0x189/0x250
[   90.348868][ T5832]  ? kernfs_path_from_node+0x2c/0x260
[   90.348906][ T5832]  ? __pfx_dump_stack_lvl+0x10/0x10
[   90.348943][ T5832]  ? __pfx__printk+0x10/0x10
[   90.348971][ T5832]  ? kernfs_path_from_node+0x2c/0x260
[   90.349004][ T5832]  ? kernfs_path_from_node+0x2c/0x260
[   90.349046][ T5832]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.349073][ T5832]  ? kernfs_path_from_node+0x22c/0x260
[   90.349106][ T5832]  ? kernfs_path_from_node+0x2c/0x260
[   90.349146][ T5832]  sysfs_create_dir_ns+0x259/0x280
[   90.349184][ T5832]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   90.349221][ T5832]  ? do_raw_spin_unlock+0x122/0x240
[   90.349263][ T5832]  kobject_add_internal+0x59f/0xb40
[pid  5839] mount("/dev/loop5", "./file0", "gfs2", 0, "" <unfinished ...>
[pid  5838] <... ioctl resumed>)        = 0
[pid  5838] close(3)                    = 0
[pid  5838] close(4)                    = 0
[   90.349303][ T5832]  kobject_init_and_add+0x125/0x190
[   90.349337][ T5832]  ? __pfx_kobject_init_and_add+0x10/0x10
[   90.349366][ T5832]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.349392][ T5832]  ? __raw_spin_lock_init+0x45/0x100
[   90.349429][ T5832]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.349455][ T5832]  ? __init_swait_queue_head+0xa9/0x150
[   90.349495][ T5832]  gfs2_sys_fs_add+0x237/0x470
[   90.349525][ T5832]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   90.349558][ T5832]  ? is_dynamic_key+0xd6/0x1c0
[   90.349586][ T5832]  ? __pfx_alloc_workqueue+0x10/0x10
[   90.349640][ T5832]  gfs2_fill_super+0x1348/0x2010
[   90.349693][ T5832]  ? __pfx_gfs2_fill_super+0x10/0x10
[   90.349723][ T5832]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.349756][ T5832]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.349782][ T5832]  ? sb_set_blocksize+0x104/0x180
[   90.349815][ T5832]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.349841][ T5832]  ? setup_bdev_super+0x4c1/0x5b0
[   90.349875][ T5832]  get_tree_bdev_flags+0x40e/0x4d0
[   90.349904][ T5832]  ? __pfx_gfs2_fill_super+0x10/0x10
[   90.349937][ T5832]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   90.349967][ T5832]  ? rcu_is_watching+0x15/0xb0
[   90.350005][ T5832]  gfs2_get_tree+0x51/0x1e0
[   90.350047][ T5832]  vfs_get_tree+0x92/0x2b0
[   90.350079][ T5832]  do_new_mount+0x24a/0xa40
[   90.350122][ T5832]  __se_sys_mount+0x317/0x410
[   90.350162][ T5832]  ? __pfx___se_sys_mount+0x10/0x10
[   90.350192][ T5832]  ? rcu_is_watching+0x15/0xb0
[   90.350228][ T5832]  ? srso_alias_return_thunk+0x5/0xfbef5
[pid  5838] mkdir("./file0", 0777)      = -1 EEXIST (File exists)
[   90.350254][ T5832]  ? __x64_sys_mount+0x20/0xc0
[   90.350290][ T5832]  do_syscall_64+0xfa/0x3b0
[   90.350317][ T5832]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   90.350339][ T5832]  ? asm_common_interrupt+0x26/0x40
[   90.350367][ T5832]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   90.350390][ T5832] RIP: 0033:0x7f5d1611ff1a
[   90.350410][ T5832] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   90.350429][ T5832] RSP: 002b:00007ffee366aa28 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[   90.350453][ T5832] RAX: ffffffffffffffda RBX: 00007ffee366aa40 RCX: 00007f5d1611ff1a
[   90.350470][ T5832] RDX: 000020000001f680 RSI: 000020000001f6c0 RDI: 00007ffee366aa40
[   90.350486][ T5832] RBP: 000020000001f6c0 R08: 00007ffee366aa80 R09: 000000000001f673
[   90.350502][ T5832] R10: 0000000000000000 R11: 0000000000000282 R12: 000020000001f680
[   90.350517][ T5832] R13: 00007ffee366aa80 R14: 0000000000000003 R15: 0000000000000000
[   90.350551][ T5832]  </TASK>
[   90.351260][ T5832] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   90.512572][   T43] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[   90.530142][ T5831] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   90.533223][ T5838] loop4: detected capacity change from 0 to 32768
[   90.537381][ T5831] CPU: 0 UID: 0 PID: 5831 Comm: syz-executor312 Not tainted 6.15.0-syzkaller-10402-g4cb6c8af8591 #0 PREEMPT(full) 
[   90.537409][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   90.537423][ T5831] Call Trace:
[   90.537433][ T5831]  <TASK>
[   90.537442][ T5831]  dump_stack_lvl+0x189/0x250
[   90.537483][ T5831]  ? kernfs_path_from_node+0x2c/0x260
[   90.537521][ T5831]  ? __pfx_dump_stack_lvl+0x10/0x10
[   90.537558][ T5831]  ? __pfx__printk+0x10/0x10
[   90.537587][ T5831]  ? kernfs_path_from_node+0x2c/0x260
[   90.537620][ T5831]  ? kernfs_path_from_node+0x2c/0x260
[   90.537656][ T5831]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.537683][ T5831]  ? kernfs_path_from_node+0x22c/0x260
[   90.537717][ T5831]  ? kernfs_path_from_node+0x2c/0x260
[   90.537755][ T5831]  sysfs_create_dir_ns+0x259/0x280
[   90.537793][ T5831]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   90.537830][ T5831]  ? do_raw_spin_unlock+0x122/0x240
[   90.537872][ T5831]  kobject_add_internal+0x59f/0xb40
[   90.537911][ T5831]  kobject_init_and_add+0x125/0x190
[   90.537946][ T5831]  ? __pfx_kobject_init_and_add+0x10/0x10
[   90.537974][ T5831]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.538001][ T5831]  ? __raw_spin_lock_init+0x45/0x100
[   90.538046][ T5831]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.538072][ T5831]  ? __init_swait_queue_head+0xa9/0x150
[   90.538113][ T5831]  gfs2_sys_fs_add+0x237/0x470
[   90.538142][ T5831]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   90.538176][ T5831]  ? is_dynamic_key+0xd6/0x1c0
[   90.538200][ T5831]  ? __pfx_alloc_workqueue+0x10/0x10
[   90.538254][ T5831]  gfs2_fill_super+0x1348/0x2010
[   90.538307][ T5831]  ? __pfx_gfs2_fill_super+0x10/0x10
[   90.538337][ T5831]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.538370][ T5831]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.538396][ T5831]  ? sb_set_blocksize+0x104/0x180
[   90.538429][ T5831]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.538455][ T5831]  ? setup_bdev_super+0x4c1/0x5b0
[   90.538489][ T5831]  get_tree_bdev_flags+0x40e/0x4d0
[   90.538518][ T5831]  ? __pfx_gfs2_fill_super+0x10/0x10
[   90.538551][ T5831]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   90.538582][ T5831]  ? rcu_is_watching+0x15/0xb0
[   90.538619][ T5831]  gfs2_get_tree+0x51/0x1e0
[   90.538656][ T5831]  vfs_get_tree+0x92/0x2b0
[   90.538688][ T5831]  do_new_mount+0x24a/0xa40
[   90.538730][ T5831]  __se_sys_mount+0x317/0x410
[   90.538770][ T5831]  ? __pfx___se_sys_mount+0x10/0x10
[   90.538800][ T5831]  ? rcu_is_watching+0x15/0xb0
[   90.538836][ T5831]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.538862][ T5831]  ? __x64_sys_mount+0x20/0xc0
[   90.538898][ T5831]  do_syscall_64+0xfa/0x3b0
[   90.538922][ T5831]  ? lockdep_hardirqs_on+0x9c/0x150
[   90.538945][ T5831]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   90.538967][ T5831]  ? srso_alias_return_thunk+0x5/0xfbef5
[   90.538993][ T5831]  ? exc_page_fault+0x9f/0xf0
[   90.539018][ T5831]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   90.539046][ T5831] RIP: 0033:0x7f5d1611ff1a
[   90.539066][ T5831] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   90.539085][ T5831] RSP: 002b:00007ffee366aa28 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[   90.539109][ T5831] RAX: ffffffffffffffda RBX: 00007ffee366aa40 RCX: 00007f5d1611ff1a
[   90.539126][ T5831] RDX: 000020000001f680 RSI: 000020000001f6c0 RDI: 00007ffee366aa40
[   90.539142][ T5831] RBP: 000020000001f6c0 R08: 00007ffee366aa80 R09: 000000000001f673
[   90.539158][ T5831] R10: 0000000000000000 R11: 0000000000000282 R12: 000020000001f680
[   90.539173][ T5831] R13: 00007ffee366aa80 R14: 0000000000000003 R15: 0000000000000000
[   90.539208][ T5831]  </TASK>
[   90.539235][ T5831] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   90.630032][   T43] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[   90.719631][ T5831] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   90.764916][ T5839] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   90.816167][ T5832] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   90.826015][ T5833] ==================================================================
[   91.245266][ T5833] BUG: KASAN: null-ptr-deref in gfs2_drop_inode+0x20c/0x3a0
[   91.252551][ T5833] Read of size 8 at addr 00000000000000a8 by task syz-executor312/5833
[   91.260783][ T5833] 
[   91.263101][ T5833] CPU: 1 UID: 0 PID: 5833 Comm: syz-executor312 Not tainted 6.15.0-syzkaller-10402-g4cb6c8af8591 #0 PREEMPT(full) 
[   91.263126][ T5833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   91.263138][ T5833] Call Trace:
[   91.263148][ T5833]  <TASK>
[   91.263158][ T5833]  dump_stack_lvl+0x189/0x250
[   91.263195][ T5833]  ? __pfx_dump_stack_lvl+0x10/0x10
[   91.263228][ T5833]  ? _raw_spin_lock_irqsave+0xb3/0xf0
[   91.263261][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.263289][ T5833]  ? gfs2_drop_inode+0x20c/0x3a0
[   91.263308][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.263334][ T5833]  ? gfs2_drop_inode+0x20c/0x3a0
[   91.263352][ T5833]  kasan_report+0x118/0x150
[   91.263381][ T5833]  ? gfs2_drop_inode+0x20c/0x3a0
[   91.263405][ T5833]  kasan_check_range+0x2b0/0x2c0
[   91.263434][ T5833]  gfs2_drop_inode+0x20c/0x3a0
[   91.263456][ T5833]  iput+0x45d/0x9d0
[   91.263489][ T5833]  gfs2_fill_super+0x1418/0x2010
[   91.263527][ T5833]  ? __pfx_gfs2_fill_super+0x10/0x10
[   91.263554][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.263581][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.263605][ T5833]  ? sb_set_blocksize+0x104/0x180
[   91.263633][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.263656][ T5833]  ? setup_bdev_super+0x4c1/0x5b0
[   91.263683][ T5833]  get_tree_bdev_flags+0x40e/0x4d0
[   91.263708][ T5833]  ? __pfx_gfs2_fill_super+0x10/0x10
[   91.263737][ T5833]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   91.263763][ T5833]  ? rcu_is_watching+0x15/0xb0
[   91.263798][ T5833]  gfs2_get_tree+0x51/0x1e0
[   91.263828][ T5833]  vfs_get_tree+0x92/0x2b0
[   91.263854][ T5833]  do_new_mount+0x24a/0xa40
[   91.263887][ T5833]  __se_sys_mount+0x317/0x410
[   91.263918][ T5833]  ? __pfx___se_sys_mount+0x10/0x10
[   91.263946][ T5833]  ? rcu_is_watching+0x15/0xb0
[   91.263974][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.263997][ T5833]  ? __x64_sys_mount+0x20/0xc0
[   91.264027][ T5833]  do_syscall_64+0xfa/0x3b0
[   91.264050][ T5833]  ? lockdep_hardirqs_on+0x9c/0x150
[   91.264070][ T5833]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   91.264090][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.264113][ T5833]  ? exc_page_fault+0x9f/0xf0
[   91.264133][ T5833]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   91.264154][ T5833] RIP: 0033:0x7f5d1611ff1a
[   91.264172][ T5833] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   91.264189][ T5833] RSP: 002b:00007ffee366aa28 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[   91.264209][ T5833] RAX: ffffffffffffffda RBX: 00007ffee366aa40 RCX: 00007f5d1611ff1a
[   91.264225][ T5833] RDX: 000020000001f680 RSI: 000020000001f6c0 RDI: 00007ffee366aa40
[   91.264240][ T5833] RBP: 000020000001f6c0 R08: 00007ffee366aa80 R09: 000000000001f673
[   91.264254][ T5833] R10: 0000000000000000 R11: 0000000000000282 R12: 000020000001f680
[   91.264267][ T5833] R13: 00007ffee366aa80 R14: 0000000000000003 R15: 0000000000000000
[   91.264289][ T5833]  </TASK>
[   91.264296][ T5833] ==================================================================
[   91.562386][ T5833] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[   91.569588][ T5833] CPU: 1 UID: 0 PID: 5833 Comm: syz-executor312 Not tainted 6.15.0-syzkaller-10402-g4cb6c8af8591 #0 PREEMPT(full) 
[   91.581661][ T5833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   91.591714][ T5833] Call Trace:
[   91.594987][ T5833]  <TASK>
[   91.597909][ T5833]  dump_stack_lvl+0x99/0x250
[   91.602512][ T5833]  ? __asan_memcpy+0x40/0x70
[   91.607118][ T5833]  ? __pfx_dump_stack_lvl+0x10/0x10
[   91.612326][ T5833]  ? __pfx__printk+0x10/0x10
[   91.616918][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.622550][ T5833]  panic+0x2db/0x790
[   91.626447][ T5833]  ? lockdep_hardirqs_on+0x9c/0x150
[   91.631641][ T5833]  ? __pfx_panic+0x10/0x10
[   91.636063][ T5833]  ? _raw_spin_unlock_irqrestore+0xa8/0x110
[   91.641967][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.647602][ T5833]  ? _raw_spin_unlock_irqrestore+0xad/0x110
[   91.653530][ T5833]  ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[   91.659957][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.665594][ T5833]  ? gfs2_drop_inode+0x20c/0x3a0
[   91.670529][ T5833]  check_panic_on_warn+0x89/0xb0
[   91.675471][ T5833]  ? gfs2_drop_inode+0x20c/0x3a0
[   91.680412][ T5833]  end_report+0x78/0x160
[   91.684660][ T5833]  kasan_report+0x129/0x150
[   91.689167][ T5833]  ? gfs2_drop_inode+0x20c/0x3a0
[   91.694105][ T5833]  kasan_check_range+0x2b0/0x2c0
[   91.699049][ T5833]  gfs2_drop_inode+0x20c/0x3a0
[   91.703812][ T5833]  iput+0x45d/0x9d0
[   91.707627][ T5833]  gfs2_fill_super+0x1418/0x2010
[   91.712575][ T5833]  ? __pfx_gfs2_fill_super+0x10/0x10
[   91.717861][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.723494][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.729122][ T5833]  ? sb_set_blocksize+0x104/0x180
[   91.734148][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.739780][ T5833]  ? setup_bdev_super+0x4c1/0x5b0
[   91.744806][ T5833]  get_tree_bdev_flags+0x40e/0x4d0
[   91.749915][ T5833]  ? __pfx_gfs2_fill_super+0x10/0x10
[   91.755208][ T5833]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   91.760841][ T5833]  ? rcu_is_watching+0x15/0xb0
[   91.765607][ T5833]  gfs2_get_tree+0x51/0x1e0
[   91.770113][ T5833]  vfs_get_tree+0x92/0x2b0
[   91.774527][ T5833]  do_new_mount+0x24a/0xa40
[   91.779042][ T5833]  __se_sys_mount+0x317/0x410
[   91.783728][ T5833]  ? __pfx___se_sys_mount+0x10/0x10
[   91.788929][ T5833]  ? rcu_is_watching+0x15/0xb0
[   91.793695][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.799322][ T5833]  ? __x64_sys_mount+0x20/0xc0
[   91.804116][ T5833]  do_syscall_64+0xfa/0x3b0
[   91.808615][ T5833]  ? lockdep_hardirqs_on+0x9c/0x150
[   91.813815][ T5833]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   91.819873][ T5833]  ? srso_alias_return_thunk+0x5/0xfbef5
[   91.825500][ T5833]  ? exc_page_fault+0x9f/0xf0
[   91.830171][ T5833]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   91.836060][ T5833] RIP: 0033:0x7f5d1611ff1a
[   91.840468][ T5833] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   91.860083][ T5833] RSP: 002b:00007ffee366aa28 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[   91.868492][ T5833] RAX: ffffffffffffffda RBX: 00007ffee366aa40 RCX: 00007f5d1611ff1a
[   91.876457][ T5833] RDX: 000020000001f680 RSI: 000020000001f6c0 RDI: 00007ffee366aa40
[   91.884426][ T5833] RBP: 000020000001f6c0 R08: 00007ffee366aa80 R09: 000000000001f673
[   91.892411][ T5833] R10: 0000000000000000 R11: 0000000000000282 R12: 000020000001f680
[   91.900377][ T5833] R13: 00007ffee366aa80 R14: 0000000000000003 R15: 0000000000000000
[   91.908371][ T5833]  </TASK>
[   91.911589][ T5833] Kernel Offset: disabled
[   91.915906][ T5833] Rebooting in 86400 seconds..