./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4229300237 <...> Warning: Permanently added '10.128.1.4' (ED25519) to the list of known hosts. execve("./syz-executor4229300237", ["./syz-executor4229300237"], 0x7ffc301026a0 /* 10 vars */) = 0 brk(NULL) = 0x555580eef000 brk(0x555580eefd00) = 0x555580eefd00 arch_prctl(ARCH_SET_FS, 0x555580eef380) = 0 set_tid_address(0x555580eef650) = 5818 set_robust_list(0x555580eef660, 24) = 0 rseq(0x555580eefca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4229300237", 4096) = 28 getrandom("\x1e\x80\x4f\x08\x51\x59\x7b\x7f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555580eefd00 brk(0x555580f10d00) = 0x555580f10d00 brk(0x555580f11000) = 0x555580f11000 mprotect(0x7f95f5c6a000, 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 5819 attached , child_tidptr=0x555580eef650) = 5819 [pid 5818] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5819] set_robust_list(0x555580eef660, 24) = 0 ./strace-static-x86_64: Process 5820 attached [pid 5819] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5818] <... clone resumed>, child_tidptr=0x555580eef650) = 5820 [pid 5820] set_robust_list(0x555580eef660, 24 [pid 5818] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5819] <... openat resumed>) = 3 [pid 5820] <... set_robust_list resumed>) = 0 [pid 5820] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5819] ioctl(3, LOOP_CLR_FD [pid 5820] <... openat resumed>) = 3 [pid 5819] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 5821 attached [pid 5818] <... clone resumed>, child_tidptr=0x555580eef650) = 5821 [pid 5820] ioctl(3, LOOP_CLR_FD [pid 5818] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5821] set_robust_list(0x555580eef660, 24 [pid 5819] close(3 [pid 5821] <... set_robust_list resumed>) = 0 [pid 5820] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5819] <... close resumed>) = 0 ./strace-static-x86_64: Process 5822 attached [pid 5821] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5820] close(3 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5823 attached [pid 5821] <... openat resumed>) = 3 [pid 5822] set_robust_list(0x555580eef660, 24 [pid 5821] ioctl(3, LOOP_CLR_FD [pid 5820] <... close resumed>) = 0 [pid 5818] <... clone resumed>, child_tidptr=0x555580eef650) = 5822 [pid 5818] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5823] set_robust_list(0x555580eef660, 24 [pid 5822] <... set_robust_list resumed>) = 0 [pid 5821] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5823] <... set_robust_list resumed>) = 0 [pid 5821] close(3 [pid 5823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5822] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5821] <... close resumed>) = 0 [pid 5820] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5819] <... clone resumed>, child_tidptr=0x555580eef650) = 5823 ./strace-static-x86_64: Process 5825 attached ./strace-static-x86_64: Process 5824 attached [pid 5823] <... prctl resumed>) = 0 [pid 5822] <... openat resumed>) = 3 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5824] set_robust_list(0x555580eef660, 24 [pid 5825] set_robust_list(0x555580eef660, 24 [pid 5823] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5826 attached [pid 5818] <... clone resumed>, child_tidptr=0x555580eef650) = 5824 [pid 5825] <... set_robust_list resumed>) = 0 [pid 5824] <... set_robust_list resumed>) = 0 [pid 5823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5822] ioctl(3, LOOP_CLR_FD [pid 5820] <... clone resumed>, child_tidptr=0x555580eef650) = 5825 [pid 5826] set_robust_list(0x555580eef660, 24 [pid 5825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5822] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5821] <... clone resumed>, child_tidptr=0x555580eef650) = 5826 [pid 5825] <... prctl resumed>) = 0 [pid 5825] setpgid(0, 0 [pid 5822] close(3 [pid 5825] <... setpgid resumed>) = 0 [pid 5822] <... close resumed>) = 0 [pid 5825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5824] <... openat resumed>) = 3 [pid 5822] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5828 attached [pid 5826] <... set_robust_list resumed>) = 0 [pid 5825] <... openat resumed>) = 3 [pid 5823] <... openat resumed>) = 3 [pid 5824] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5824] close(3 [pid 5828] set_robust_list(0x555580eef660, 24 [pid 5824] <... close resumed>) = 0 [pid 5828] <... set_robust_list resumed>) = 0 [pid 5824] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5829 attached [pid 5828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5823] write(3, "1000", 4 [pid 5829] set_robust_list(0x555580eef660, 24 [pid 5826] <... prctl resumed>) = 0 [pid 5823] <... write resumed>) = 4 [pid 5828] <... prctl resumed>) = 0 [pid 5825] write(3, "1000", 4 [pid 5823] close(3 [pid 5828] setpgid(0, 0 [pid 5826] setpgid(0, 0 [pid 5825] <... write resumed>) = 4 [pid 5823] <... close resumed>) = 0 [pid 5822] <... clone resumed>, child_tidptr=0x555580eef650) = 5828 [pid 5829] <... set_robust_list resumed>) = 0 [pid 5828] <... setpgid resumed>) = 0 [pid 5826] <... setpgid resumed>) = 0 [pid 5825] close(3 [pid 5824] <... clone resumed>, child_tidptr=0x555580eef650) = 5829 executing program executing program [pid 5823] write(1, "executing program\n", 18 [pid 5829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5825] <... close resumed>) = 0 [pid 5823] <... write resumed>) = 18 [pid 5829] <... prctl resumed>) = 0 [pid 5828] <... openat resumed>) = 3 [pid 5826] <... openat resumed>) = 3 [pid 5825] write(1, "executing program\n", 18 [pid 5828] write(3, "1000", 4 [pid 5825] <... write resumed>) = 18 [pid 5829] setpgid(0, 0 [pid 5828] <... write resumed>) = 4 [pid 5826] write(3, "1000", 4 [pid 5825] memfd_create("syzkaller", 0 [pid 5823] memfd_create("syzkaller", 0 [pid 5828] close(3 [pid 5826] <... write resumed>) = 4 [pid 5828] <... close resumed>) = 0 executing program executing program [pid 5826] close(3 [pid 5825] <... memfd_create resumed>) = 3 [pid 5823] <... memfd_create resumed>) = 3 [pid 5826] <... close resumed>) = 0 [pid 5823] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5829] <... setpgid resumed>) = 0 [pid 5826] write(1, "executing program\n", 18 [pid 5823] <... mmap resumed>) = 0x7f95ed600000 [pid 5826] <... write resumed>) = 18 [pid 5828] write(1, "executing program\n", 18 [pid 5825] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5828] <... write resumed>) = 18 [pid 5825] <... mmap resumed>) = 0x7f95ed600000 [pid 5828] memfd_create("syzkaller", 0 [pid 5826] memfd_create("syzkaller", 0 [pid 5828] <... memfd_create resumed>) = 3 [pid 5829] <... openat resumed>) = 3 [pid 5826] <... memfd_create resumed>) = 3 [pid 5828] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 5829] write(3, "1000", 4 [pid 5826] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 5829] <... write resumed>) = 4 [pid 5829] close(3executing program ) = 0 [pid 5829] write(1, "executing program\n", 18) = 18 [pid 5829] memfd_create("syzkaller", 0) = 3 [pid 5829] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 5828] 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 5825] 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 5823] 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 5829] 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 5826] 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 5828] <... write resumed>) = 16777216 [pid 5825] <... write resumed>) = 16777216 [pid 5825] munmap(0x7f95ed600000, 138412032 [pid 5823] <... write resumed>) = 16777216 [pid 5825] <... munmap resumed>) = 0 [pid 5828] munmap(0x7f95ed600000, 138412032 [pid 5826] <... write resumed>) = 16777216 [pid 5825] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5823] munmap(0x7f95ed600000, 138412032 [pid 5828] <... munmap resumed>) = 0 [pid 5826] munmap(0x7f95ed600000, 138412032 [pid 5825] <... openat resumed>) = 4 [pid 5825] ioctl(4, LOOP_SET_FD, 3 [pid 5829] <... write resumed>) = 16777216 [pid 5823] <... munmap resumed>) = 0 [pid 5828] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5823] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5828] <... openat resumed>) = 4 [pid 5828] ioctl(4, LOOP_SET_FD, 3 [pid 5825] <... ioctl resumed>) = 0 [pid 5823] <... openat resumed>) = 4 [pid 5829] munmap(0x7f95ed600000, 138412032 [pid 5828] <... ioctl resumed>) = 0 [pid 5825] close(3 [pid 5829] <... munmap resumed>) = 0 [pid 5826] <... munmap resumed>) = 0 [pid 5825] <... close resumed>) = 0 [pid 5823] ioctl(4, LOOP_SET_FD, 3 [pid 5829] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5828] close(3 [pid 5826] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5825] close(4 [pid 5829] <... openat resumed>) = 4 [pid 5828] <... close resumed>) = 0 [pid 5826] <... openat resumed>) = 4 [pid 5825] <... close resumed>) = 0 [pid 5823] <... ioctl resumed>) = 0 [pid 5828] close(4 [pid 5826] ioctl(4, LOOP_SET_FD, 3 [pid 5823] close(3 [pid 5829] ioctl(4, LOOP_SET_FD, 3 [pid 5828] <... close resumed>) = 0 [ 78.631522][ T5825] loop1: detected capacity change from 0 to 32768 [ 78.640991][ T5828] loop3: detected capacity change from 0 to 32768 [ 78.661338][ T5823] loop0: detected capacity change from 0 to 32768 [ 78.670677][ T5826] loop2: detected capacity change from 0 to 32768 [pid 5825] mkdir("./file0", 0777 [pid 5828] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5825] <... mkdir resumed>) = 0 [pid 5823] <... close resumed>) = 0 [pid 5828] mount("/dev/loop3", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5823] close(4) = 0 [pid 5823] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5823] mount("/dev/loop0", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5826] <... ioctl resumed>) = 0 [pid 5829] <... ioctl resumed>) = 0 [pid 5825] mount("/dev/loop1", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5826] close(3 [pid 5829] close(3 [pid 5826] <... close resumed>) = 0 [pid 5829] <... close resumed>) = 0 [pid 5826] close(4 [pid 5829] close(4 [pid 5826] <... close resumed>) = 0 [pid 5829] <... close resumed>) = 0 [pid 5826] mkdir("./file0", 0777 [pid 5829] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5826] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5829] mount("/dev/loop4", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [ 78.681780][ T5829] loop4: detected capacity change from 0 to 32768 [ 78.910305][ T5823] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=ro,errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,erasure_code,recovery_pass_last=initialize_subvolumes,nojournal_transaction_names,read_only,reconstruct_alloc [ 78.936532][ T5823] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 78.945072][ T5823] bcachefs (loop0): Version upgrade required: [ 78.945072][ T5823] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 78.945072][ T5823] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 78.945072][ T5823] running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,set_fs_needs_rebalance [ 79.025647][ T5825] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 79.035633][ T5825] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 79.037095][ T5823] bcachefs (loop0): dropping and reconstructing all alloc info [ 79.064532][ T5829] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 79.082501][ T5829] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 79.086162][ T5826] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 79.103954][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 79.103984][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 79.104002][ T5823] node offset 8/16 bset u64s 256 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5826] mount("/dev/loop2", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5825] <... mount resumed>) = -1 EINVAL (Invalid argument) [ 79.128634][ T5826] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 79.135930][ T5828] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [pid 5825] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5825] ioctl(3, LOOP_CLR_FD [pid 5829] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5829] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5829] ioctl(3, LOOP_CLR_FD [pid 5825] <... ioctl resumed>) = 0 [pid 5829] <... ioctl resumed>) = 0 [pid 5825] close(3 [ 79.136008][ T5828] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 79.218636][ T5825] bcachefs: bch2_fs_get_tree() error: EINVAL [ 79.248345][ T5829] bcachefs: bch2_fs_get_tree() error: EINVAL [ 79.264098][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5829] close(3 [pid 5826] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5828] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5826] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5828] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5826] ioctl(3, LOOP_CLR_FD [pid 5828] <... openat resumed>) = 3 [pid 5826] <... ioctl resumed>) = 0 [pid 5828] ioctl(3, LOOP_CLR_FD [pid 5826] close(3 [pid 5828] <... ioctl resumed>) = 0 [ 79.264137][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 79.264156][ T5823] node offset 8/16 bset u64s 254 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 79.347236][ T5826] bcachefs: bch2_fs_get_tree() error: EINVAL [ 79.349763][ T5828] bcachefs: bch2_fs_get_tree() error: EINVAL [ 79.460285][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 79.460305][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5828] close(3 [pid 5825] <... close resumed>) = 0 [pid 5825] exit_group(0 [pid 5829] <... close resumed>) = 0 [pid 5829] exit_group(0 [pid 5825] <... exit_group resumed>) = ? [pid 5825] +++ exited with 0 +++ [pid 5829] <... exit_group resumed>) = ? [pid 5820] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5825, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=49 /* 0.49 s */} --- [ 79.460321][ T5823] node offset 8/16 bset u64s 252 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 79.600943][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5820] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5820] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5820] close(3) = 0 [pid 5820] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5869 attached , child_tidptr=0x555580eef650) = 5869 [pid 5869] set_robust_list(0x555580eef660, 24 [pid 5829] +++ exited with 0 +++ [pid 5869] <... set_robust_list resumed>) = 0 [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5824] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5829, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=37 /* 0.37 s */} --- [pid 5869] setpgid(0, 0 [pid 5824] restart_syscall(<... resuming interrupted clone ...> [pid 5869] <... setpgid resumed>) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5869] write(3, "1000", 4) = 4 executing program [pid 5869] close(3) = 0 [pid 5869] write(1, "executing program\n", 18) = 18 [pid 5869] memfd_create("syzkaller", 0 [pid 5824] <... restart_syscall resumed>) = 0 [pid 5869] <... memfd_create resumed>) = 3 [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5869] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5824] <... openat resumed>) = 3 [pid 5869] <... mmap resumed>) = 0x7f95ed600000 [pid 5824] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [ 79.600968][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 79.600987][ T5823] node offset 8/16 bset u64s 250 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5824] close(3) = 0 [pid 5824] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555580eef650) = 5870 [ 79.664305][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 79.664328][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 ./strace-static-x86_64: Process 5870 attached [pid 5870] set_robust_list(0x555580eef660, 24) = 0 [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5870] setpgid(0, 0) = 0 [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5828] <... close resumed>) = 0 [pid 5826] <... close resumed>) = 0 [pid 5870] <... openat resumed>) = 3 [pid 5828] exit_group(0 [pid 5826] exit_group(0 [pid 5828] <... exit_group resumed>) = ? [pid 5826] <... exit_group resumed>) = ? [pid 5828] +++ exited with 0 +++ [pid 5826] +++ exited with 0 +++ [pid 5822] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5828, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=46 /* 0.46 s */} --- [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5826, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=38 /* 0.38 s */} --- [ 79.664354][ T5823] node offset 8/16 bset u64s 248 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 79.752032][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 79.752053][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5870] write(3, "1000", 4 [pid 5822] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5822] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5822] close(3) = 0 [pid 5822] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5871 attached , child_tidptr=0x555580eef650) = 5871 [pid 5870] <... write resumed>) = 4 [pid 5871] set_robust_list(0x555580eef660, 24) = 0 [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5871] setpgid(0, 0) = 0 [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5870] close(3 [pid 5871] write(3, "1000", 4) = 4 executing program [pid 5871] close(3) = 0 [pid 5871] write(1, "executing program\n", 18) = 18 [pid 5870] <... close resumed>) = 0 [pid 5871] memfd_create("syzkaller", 0) = 3 [pid 5871] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 5870] write(1, "executing program\n", 18 [pid 5821] openat(AT_FDCWD, "/dev/loop2", O_RDWRexecuting program ) = 3 [pid 5870] <... write resumed>) = 18 [ 79.752069][ T5823] node offset 8/16 bset u64s 246 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 79.808128][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5821] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5870] memfd_create("syzkaller", 0 [pid 5821] close(3) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5872 attached [pid 5872] set_robust_list(0x555580eef660, 24 [pid 5870] <... memfd_create resumed>) = 3 [pid 5821] <... clone resumed>, child_tidptr=0x555580eef650) = 5872 [pid 5872] <... set_robust_list resumed>) = 0 [pid 5872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5872] setpgid(0, 0) = 0 [pid 5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5872] write(3, "1000", 4) = 4 [pid 5872] close(3) = 0 executing program [pid 5872] write(1, "executing program\n", 18) = 18 [ 79.808150][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 79.808167][ T5823] node offset 8/16 bset u64s 244 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 79.864216][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5872] memfd_create("syzkaller", 0) = 3 [pid 5872] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 5870] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 79.864238][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 79.864256][ T5823] node offset 8/16 bset u64s 242 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 79.900321][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 79.900345][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 79.900363][ T5823] node offset 8/16 bset u64s 240 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 79.991726][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 79.991750][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 79.991767][ T5823] node offset 8/16 bset u64s 238 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 80.081781][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 80.081803][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 80.081820][ T5823] node offset 8/16 bset u64s 236 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 80.155356][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5869] 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 [ 80.155378][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5870] 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 [ 80.155396][ T5823] node offset 8/16 bset u64s 234 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 80.262255][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5871] 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 [ 80.262277][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 80.262296][ T5823] node offset 8/16 bset u64s 232 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 80.351727][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 80.351750][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 80.351768][ T5823] node offset 8/16 bset u64s 230 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 80.406218][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 80.406240][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 80.406259][ T5823] node offset 8/16 bset u64s 228 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 80.481764][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5872] 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 5869] <... write resumed>) = 16777216 [ 80.481785][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5869] munmap(0x7f95ed600000, 138412032) = 0 [pid 5869] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5869] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5869] close(3) = 0 [pid 5869] close(4) = 0 [ 80.481803][ T5823] node offset 8/16 bset u64s 226 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 80.601722][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5869] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5869] mount("/dev/loop1", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5870] <... write resumed>) = 16777216 [ 80.601743][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5872] <... write resumed>) = 16777216 [pid 5870] munmap(0x7f95ed600000, 138412032 [pid 5872] munmap(0x7f95ed600000, 138412032 [pid 5871] <... write resumed>) = 16777216 [pid 5870] <... munmap resumed>) = 0 [pid 5872] <... munmap resumed>) = 0 [pid 5871] munmap(0x7f95ed600000, 138412032 [pid 5870] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5870] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5870] close(3) = 0 [pid 5870] close(4 [pid 5872] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5872] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5870] <... close resumed>) = 0 [pid 5870] mkdir("./file0", 0777 [pid 5872] close(3 [pid 5870] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5870] mount("/dev/loop4", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5872] <... close resumed>) = 0 [pid 5871] <... munmap resumed>) = 0 [ 80.601761][ T5823] node offset 8/16 bset u64s 224 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 80.614697][ T5869] loop1: detected capacity change from 0 to 32768 [pid 5872] close(4) = 0 [pid 5872] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5872] mount("/dev/loop2", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5871] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5871] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5871] close(3) = 0 [pid 5871] close(4) = 0 [pid 5871] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 80.758462][ T5870] loop4: detected capacity change from 0 to 32768 [ 80.770222][ T5869] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 80.770302][ T5869] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 80.776551][ T5872] loop2: detected capacity change from 0 to 32768 [ 80.805552][ T5871] loop3: detected capacity change from 0 to 32768 [ 80.950105][ T5870] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 80.950195][ T5870] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 80.999085][ T5871] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 80.999161][ T5871] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 81.079008][ T5872] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 81.082319][ T5871] bcachefs: bch2_fs_get_tree() error: EINVAL [ 81.106050][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 81.106072][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 81.106090][ T5823] node offset 8/16 bset u64s 222 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 81.119656][ T5869] bcachefs: bch2_fs_get_tree() error: EINVAL [pid 5871] mount("/dev/loop3", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"...) = -1 EINVAL (Invalid argument) [pid 5871] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5871] ioctl(3, LOOP_CLR_FD) = 0 [pid 5871] close(3 [pid 5869] <... mount resumed>) = -1 EINVAL (Invalid argument) [ 81.147176][ T5872] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 81.158211][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 81.158234][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5869] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5870] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5869] <... openat resumed>) = 3 [pid 5869] ioctl(3, LOOP_CLR_FD [pid 5870] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5870] ioctl(3, LOOP_CLR_FD) = 0 [pid 5870] close(3 [pid 5869] <... ioctl resumed>) = 0 [ 81.158252][ T5823] node offset 8/16 bset u64s 220 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 81.233601][ T5870] bcachefs: bch2_fs_get_tree() error: EINVAL [ 81.281804][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 81.281829][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5869] close(3 [pid 5872] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5872] ioctl(3, LOOP_CLR_FD) = 0 [ 81.281848][ T5823] node offset 8/16 bset u64s 218 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 81.352861][ T5872] bcachefs: bch2_fs_get_tree() error: EINVAL [ 81.428576][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5872] close(3 [pid 5871] <... close resumed>) = 0 [pid 5871] exit_group(0) = ? [pid 5871] +++ exited with 0 +++ [pid 5822] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=35 /* 0.35 s */} --- [pid 5822] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5822] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5822] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5822] close(3) = 0 [pid 5822] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555580eef650) = 5901 ./strace-static-x86_64: Process 5901 attached [pid 5901] set_robust_list(0x555580eef660, 24 [pid 5870] <... close resumed>) = 0 [pid 5901] <... set_robust_list resumed>) = 0 [ 81.428599][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 81.428617][ T5823] node offset 8/16 bset u64s 216 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5870] exit_group(0) = ? [pid 5870] +++ exited with 0 +++ [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5824] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=40 /* 0.40 s */} --- [pid 5824] restart_syscall(<... resuming interrupted clone ...> [pid 5901] <... prctl resumed>) = 0 [pid 5901] setpgid(0, 0) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5824] <... restart_syscall resumed>) = 0 [pid 5901] write(3, "1000", 4) = 4 [pid 5901] close(3 [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5901] <... close resumed>) = 0 [pid 5824] <... openat resumed>) = 3 [pid 5824] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5824] close(3) = 0 [pid 5824] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5902 attached [pid 5902] set_robust_list(0x555580eef660, 24) = 0 [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5824] <... clone resumed>, child_tidptr=0x555580eef650) = 5902 [pid 5902] <... prctl resumed>) = 0 [pid 5902] setpgid(0, 0 [pid 5901] write(1, "executing program\n", 18 [pid 5902] <... setpgid resumed>) = 0 [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5902] write(3, "1000", 4) = 4 executing program [pid 5902] close(3executing program ) = 0 [pid 5901] <... write resumed>) = 18 [pid 5902] write(1, "executing program\n", 18) = 18 [pid 5901] memfd_create("syzkaller", 0 [pid 5902] memfd_create("syzkaller", 0) = 3 [pid 5902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5901] <... memfd_create resumed>) = 3 [pid 5902] <... mmap resumed>) = 0x7f95ed600000 [pid 5901] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 5869] <... close resumed>) = 0 [pid 5869] exit_group(0) = ? [pid 5869] +++ exited with 0 +++ [pid 5820] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=47 /* 0.47 s */} --- [ 81.560500][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 81.560521][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5820] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5820] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5820] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5820] close(3) = 0 [pid 5820] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5903 attached [pid 5903] set_robust_list(0x555580eef660, 24 [pid 5820] <... clone resumed>, child_tidptr=0x555580eef650) = 5903 [pid 5903] <... set_robust_list resumed>) = 0 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] setpgid(0, 0) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5903] write(3, "1000", 4) = 4 executing program [pid 5903] close(3) = 0 [pid 5903] write(1, "executing program\n", 18) = 18 [pid 5903] memfd_create("syzkaller", 0) = 3 [pid 5903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 81.560538][ T5823] node offset 8/16 bset u64s 214 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5872] <... close resumed>) = 0 [pid 5872] exit_group(0) = ? [pid 5872] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5872, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=37 /* 0.37 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5821] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5821] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5821] close(3) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555580eef650) = 5904 ./strace-static-x86_64: Process 5904 attached [ 81.692496][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 81.692516][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 81.692531][ T5823] node offset 8/16 bset u64s 212 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5904] set_robust_list(0x555580eef660, 24) = 0 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5904] setpgid(0, 0) = 0 [ 81.761796][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 81.761819][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5904] write(3, "1000", 4) = 4 [pid 5904] close(3executing program ) = 0 [pid 5904] write(1, "executing program\n", 18) = 18 [pid 5904] memfd_create("syzkaller", 0) = 3 [pid 5904] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 81.761837][ T5823] node offset 8/16 bset u64s 210 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 81.871710][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 81.871730][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 81.871746][ T5823] node offset 8/16 bset u64s 208 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 81.941722][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 81.941744][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 81.941762][ T5823] node offset 8/16 bset u64s 206 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.021732][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5902] 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 [ 82.021753][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 82.021771][ T5823] node offset 8/16 bset u64s 204 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5901] 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 [ 82.101710][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 82.101731][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 82.101749][ T5823] node offset 8/16 bset u64s 202 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.175369][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5903] 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 [ 82.175391][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 82.175409][ T5823] node offset 8/16 bset u64s 200 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.257164][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 82.257185][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5904] 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 5902] <... write resumed>) = 16777216 [pid 5902] munmap(0x7f95ed600000, 138412032) = 0 [pid 5902] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5902] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5902] close(3) = 0 [pid 5902] close(4) = 0 [pid 5902] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 82.257202][ T5823] node offset 8/16 bset u64s 198 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.329079][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 82.329101][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 82.329118][ T5823] node offset 8/16 bset u64s 196 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.354942][ T5902] loop4: detected capacity change from 0 to 32768 [ 82.379331][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 82.379353][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 82.379371][ T5823] node offset 8/16 bset u64s 194 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.431750][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 82.431770][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5902] mount("/dev/loop4", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5901] <... write resumed>) = 16777216 [pid 5901] munmap(0x7f95ed600000, 138412032) = 0 [pid 5901] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 82.431787][ T5823] node offset 8/16 bset u64s 192 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.448595][ T5902] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 82.448675][ T5902] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [pid 5901] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5901] close(3) = 0 [pid 5901] close(4) = 0 [pid 5901] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 82.551543][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 82.551565][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 82.551583][ T5823] node offset 8/16 bset u64s 190 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5901] mount("/dev/loop3", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5903] <... write resumed>) = 16777216 [ 82.560600][ T5901] loop3: detected capacity change from 0 to 32768 [ 82.606011][ T5902] bcachefs: bch2_fs_get_tree() error: EINVAL [ 82.617145][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5903] munmap(0x7f95ed600000, 138412032) = 0 [ 82.617166][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5902] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5903] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5902] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5903] ioctl(4, LOOP_SET_FD, 3 [pid 5902] <... openat resumed>) = 3 [pid 5903] <... ioctl resumed>) = 0 [pid 5902] ioctl(3, LOOP_CLR_FD) = 0 [pid 5902] close(3 [pid 5904] <... write resumed>) = 16777216 [ 82.617184][ T5823] node offset 8/16 bset u64s 188 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.688574][ T5903] loop1: detected capacity change from 0 to 32768 [ 82.700005][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5903] close(3 [pid 5904] munmap(0x7f95ed600000, 138412032 [pid 5903] <... close resumed>) = 0 [pid 5903] close(4 [pid 5904] <... munmap resumed>) = 0 [pid 5903] <... close resumed>) = 0 [pid 5904] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5903] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5904] <... openat resumed>) = 4 [pid 5903] mount("/dev/loop1", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5904] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5904] close(3) = 0 [pid 5904] close(4) = 0 [pid 5904] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 82.700026][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5904] mount("/dev/loop2", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5819] kill(-5823, SIGKILL) = 0 [pid 5819] kill(5823, SIGKILL) = 0 [pid 5902] <... close resumed>) = 0 [ 82.700043][ T5823] node offset 8/16 bset u64s 186 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.761235][ T5901] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 82.761313][ T5901] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [pid 5902] exit_group(0) = ? [pid 5902] +++ exited with 0 +++ [pid 5824] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5902, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=39 /* 0.39 s */} --- [pid 5824] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5824] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5824] close(3) = 0 [pid 5824] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555580eef650) = 5927 ./strace-static-x86_64: Process 5927 attached [pid 5927] set_robust_list(0x555580eef660, 24) = 0 [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 82.763261][ T5904] loop2: detected capacity change from 0 to 32768 [ 82.837764][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 82.837787][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 82.837805][ T5823] node offset 8/16 bset u64s 184 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5927] setpgid(0, 0executing program ) = 0 [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5927] write(3, "1000", 4) = 4 [pid 5927] close(3) = 0 [pid 5927] write(1, "executing program\n", 18) = 18 [pid 5927] memfd_create("syzkaller", 0) = 3 [pid 5927] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 82.884687][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 82.884708][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 82.884723][ T5823] node offset 8/16 bset u64s 182 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.928728][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 82.928750][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 82.928768][ T5823] node offset 8/16 bset u64s 180 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 82.944269][ T5904] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 82.944346][ T5904] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 82.969760][ T5903] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 83.012888][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 83.012908][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 83.012923][ T5823] node offset 8/16 bset u64s 178 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 83.013741][ T5903] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 83.073274][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 83.073297][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 83.073315][ T5823] node offset 8/16 bset u64s 176 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 83.121747][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 83.121768][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5901] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5901] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5903] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5901] <... openat resumed>) = 3 [pid 5903] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5901] ioctl(3, LOOP_CLR_FD) = 0 [pid 5901] close(3 [pid 5903] ioctl(3, LOOP_CLR_FD) = 0 [ 83.121785][ T5823] node offset 8/16 bset u64s 174 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5903] close(3 [pid 5819] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5819] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5819] getdents64(3, 0x555580ef06f0 /* 2 entries */, 32768) = 48 [pid 5819] getdents64(3, 0x555580ef06f0 /* 0 entries */, 32768) = 0 [pid 5819] close(3) = 0 [pid 5904] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5904] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5904] ioctl(3, LOOP_CLR_FD) = 0 [ 83.178492][ T5901] bcachefs: bch2_fs_get_tree() error: EINVAL [ 83.191704][ T5903] bcachefs: bch2_fs_get_tree() error: EINVAL [ 83.303911][ T5904] bcachefs: bch2_fs_get_tree() error: EINVAL [ 83.339643][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5904] close(3 [ 83.339664][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 83.339681][ T5823] node offset 8/16 bset u64s 172 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 83.491707][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5927] 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 5901] <... close resumed>) = 0 [pid 5901] exit_group(0) = ? [pid 5901] +++ exited with 0 +++ [pid 5822] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=32 /* 0.32 s */} --- [ 83.491729][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5822] restart_syscall(<... resuming interrupted clone ...> [pid 5903] <... close resumed>) = 0 [pid 5822] <... restart_syscall resumed>) = 0 [pid 5822] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5822] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5822] close(3) = 0 [pid 5822] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5935 attached , child_tidptr=0x555580eef650) = 5935 [pid 5935] set_robust_list(0x555580eef660, 24 [pid 5903] exit_group(0 [pid 5935] <... set_robust_list resumed>) = 0 [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] <... exit_group resumed>) = ? [pid 5935] <... prctl resumed>) = 0 [pid 5903] +++ exited with 0 +++ [pid 5820] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=48 /* 0.48 s */} --- [pid 5820] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5935] setpgid(0, 0 [pid 5820] <... openat resumed>) = 3 [pid 5935] <... setpgid resumed>) = 0 [pid 5820] ioctl(3, LOOP_CLR_FD [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5820] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5820] close(3) = 0 [pid 5820] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5935] <... openat resumed>) = 3 [pid 5935] write(3, "1000", 4) = 4 [pid 5935] close(3) = 0 [pid 5935] write(1, "executing program\n", 18) = 18 [pid 5935] memfd_create("syzkaller", 0 [pid 5820] <... clone resumed>, child_tidptr=0x555580eef650) = 5936 ./strace-static-x86_64: Process 5936 attached [pid 5935] <... memfd_create resumed>) = 3 [pid 5935] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 5936] set_robust_list(0x555580eef660, 24) = 0 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5936] setpgid(0, 0) = 0 [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 83.491747][ T5823] node offset 8/16 bset u64s 170 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 83.556378][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 83.556400][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5936] write(3, "1000", 4) = 4 [pid 5936] close(3) = 0 executing program [pid 5936] write(1, "executing program\n", 18) = 18 [pid 5904] <... close resumed>) = 0 [pid 5904] exit_group(0 [pid 5936] memfd_create("syzkaller", 0 [pid 5904] <... exit_group resumed>) = ? [pid 5936] <... memfd_create resumed>) = 3 [pid 5936] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5904] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=41 /* 0.41 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5821] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5821] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5936] <... mmap resumed>) = 0x7f95ed600000 [pid 5821] close(3) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555580eef650) = 5937 ./strace-static-x86_64: Process 5937 attached [pid 5937] set_robust_list(0x555580eef660, 24) = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5937] setpgid(0, 0) = 0 [ 83.556418][ T5823] node offset 8/16 bset u64s 168 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 83.638860][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 83.638893][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5937] write(3, "1000", 4) = 4 [pid 5937] close(3) = 0 [pid 5937] write(1, "executing program\n", 18) = 18 [pid 5937] memfd_create("syzkaller", 0) = 3 [pid 5937] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 83.638911][ T5823] node offset 8/16 bset u64s 166 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 83.752282][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 83.752305][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 83.752324][ T5823] node offset 8/16 bset u64s 164 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 83.811701][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5927] <... write resumed>) = 16777216 [ 83.811723][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5927] munmap(0x7f95ed600000, 138412032) = 0 [pid 5927] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5927] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5927] close(3) = 0 [pid 5927] close(4) = 0 [pid 5927] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 83.811741][ T5823] node offset 8/16 bset u64s 162 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5927] mount("/dev/loop4", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [ 83.899047][ T5927] loop4: detected capacity change from 0 to 32768 [ 83.940818][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5935] 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 [ 83.940840][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 83.940858][ T5823] node offset 8/16 bset u64s 160 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.003026][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.003048][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.003076][ T5823] node offset 8/16 bset u64s 158 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.007188][ T5927] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 84.045460][ T5927] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 84.051246][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.051269][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.051288][ T5823] node offset 8/16 bset u64s 156 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.107400][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.107419][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.107436][ T5823] node offset 8/16 bset u64s 154 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5936] 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 5937] 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 5927] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5927] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [ 84.190432][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.190456][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.190474][ T5823] node offset 8/16 bset u64s 152 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.217750][ T5927] bcachefs: bch2_fs_get_tree() error: EINVAL [pid 5927] ioctl(3, LOOP_CLR_FD) = 0 [ 84.238031][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.238052][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.238070][ T5823] node offset 8/16 bset u64s 150 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.363058][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.363080][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5927] close(3 [pid 5935] <... write resumed>) = 16777216 [ 84.363098][ T5823] node offset 8/16 bset u64s 148 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.432224][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.432245][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5935] munmap(0x7f95ed600000, 138412032 [pid 5927] <... close resumed>) = 0 [pid 5927] exit_group(0) = ? [pid 5935] <... munmap resumed>) = 0 [pid 5927] +++ exited with 0 +++ [pid 5824] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=49 /* 0.49 s */} --- [pid 5824] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 84.432263][ T5823] node offset 8/16 bset u64s 146 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.475086][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.475107][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.475124][ T5823] node offset 8/16 bset u64s 144 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5935] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5824] <... openat resumed>) = 3 [pid 5824] ioctl(3, LOOP_CLR_FD [pid 5935] <... openat resumed>) = 4 [pid 5824] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5935] ioctl(4, LOOP_SET_FD, 3 [pid 5824] close(3) = 0 [pid 5824] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555580eef650) = 5945 [pid 5936] <... write resumed>) = 16777216 ./strace-static-x86_64: Process 5945 attached [pid 5936] munmap(0x7f95ed600000, 138412032 [pid 5935] <... ioctl resumed>) = 0 [pid 5945] set_robust_list(0x555580eef660, 24 [pid 5935] close(3 [pid 5945] <... set_robust_list resumed>) = 0 [pid 5935] <... close resumed>) = 0 [ 84.512001][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.512022][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5935] close(4 [pid 5936] <... munmap resumed>) = 0 [pid 5945] <... prctl resumed>) = 0 [pid 5935] <... close resumed>) = 0 [pid 5945] setpgid(0, 0 [pid 5935] mkdir("./file0", 0777 [pid 5936] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5936] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5936] close(3) = 0 [pid 5935] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5936] close(4) = 0 [pid 5936] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5936] mount("/dev/loop1", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5935] mount("/dev/loop3", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5945] <... setpgid resumed>) = 0 [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5945] write(3, "1000", 4) = 4 [pid 5945] close(3executing program ) = 0 [pid 5945] write(1, "executing program\n", 18) = 18 [pid 5945] memfd_create("syzkaller", 0) = 3 [pid 5945] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 84.512039][ T5823] node offset 8/16 bset u64s 142 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.535035][ T5935] loop3: detected capacity change from 0 to 32768 [ 84.577422][ T5936] loop1: detected capacity change from 0 to 32768 [ 84.607060][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.607080][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.607097][ T5823] node offset 8/16 bset u64s 140 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.642525][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5937] <... write resumed>) = 16777216 [pid 5937] munmap(0x7f95ed600000, 138412032) = 0 [pid 5937] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5937] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5937] close(3) = 0 [pid 5937] close(4) = 0 [pid 5937] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 84.642547][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.642564][ T5823] node offset 8/16 bset u64s 138 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.680099][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.680119][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.680135][ T5823] node offset 8/16 bset u64s 136 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 84.714998][ T5937] loop2: detected capacity change from 0 to 32768 [ 84.746175][ T5935] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 84.766400][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 84.766425][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 84.766442][ T5823] node offset 8/16 bset u64s 134 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5937] mount("/dev/loop2", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [ 84.809892][ T5935] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 84.810231][ T5936] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 84.810299][ T5936] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 84.890261][ T5937] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [pid 5945] 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) = 16777216 [ 84.890340][ T5937] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 85.026405][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.026428][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.026447][ T5823] node offset 8/16 bset u64s 132 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.052052][ T5935] bcachefs: bch2_fs_get_tree() error: EINVAL [ 85.079737][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5945] munmap(0x7f95ed600000, 138412032) = 0 [pid 5935] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5945] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5945] ioctl(4, LOOP_SET_FD, 3 [pid 5937] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5936] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5935] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5937] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5936] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5935] <... openat resumed>) = 3 [pid 5937] <... openat resumed>) = 3 [pid 5936] <... openat resumed>) = 3 [pid 5935] ioctl(3, LOOP_CLR_FD [pid 5937] ioctl(3, LOOP_CLR_FD [pid 5935] <... ioctl resumed>) = 0 [pid 5937] <... ioctl resumed>) = 0 [pid 5936] ioctl(3, LOOP_CLR_FD [pid 5935] close(3 [pid 5945] <... ioctl resumed>) = 0 [pid 5937] close(3 [pid 5936] <... ioctl resumed>) = 0 [pid 5945] close(3) = 0 [pid 5945] close(4) = 0 [pid 5945] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 85.079762][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.079779][ T5823] node offset 8/16 bset u64s 130 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.081339][ T5937] bcachefs: bch2_fs_get_tree() error: EINVAL [ 85.089367][ T5936] bcachefs: bch2_fs_get_tree() error: EINVAL [ 85.108134][ T5945] loop4: detected capacity change from 0 to 32768 [pid 5945] mount("/dev/loop4", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [ 85.151962][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.151984][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.152000][ T5823] node offset 8/16 bset u64s 128 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.188010][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.188030][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.188046][ T5823] node offset 8/16 bset u64s 126 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.224766][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.224788][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.224806][ T5823] node offset 8/16 bset u64s 124 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.260536][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.260558][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.260576][ T5823] node offset 8/16 bset u64s 122 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.295799][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.295819][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.295835][ T5823] node offset 8/16 bset u64s 120 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.329306][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.329327][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.329346][ T5823] node offset 8/16 bset u64s 118 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5936] close(3) = 0 [pid 5936] exit_group(0) = ? [pid 5936] +++ exited with 0 +++ [ 85.362949][ T5945] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [pid 5820] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=44 /* 0.44 s */} --- [pid 5820] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5820] ioctl(3, LOOP_CLR_FD [pid 5935] <... close resumed>) = 0 [pid 5820] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5937] <... close resumed>) = 0 [ 85.363029][ T5945] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 85.546674][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.546695][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5935] exit_group(0) = ? [pid 5935] +++ exited with 0 +++ [pid 5822] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5935, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=38 /* 0.38 s */} --- [pid 5822] restart_syscall(<... resuming interrupted clone ...> [pid 5820] close(3 [pid 5945] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5937] exit_group(0 [pid 5822] <... restart_syscall resumed>) = 0 [pid 5945] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5820] <... close resumed>) = 0 [pid 5937] <... exit_group resumed>) = ? [pid 5945] <... openat resumed>) = 3 [pid 5945] ioctl(3, LOOP_CLR_FD) = 0 [pid 5945] close(3 [pid 5937] +++ exited with 0 +++ [pid 5822] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5820] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5974 attached [pid 5822] <... openat resumed>) = 3 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5937, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=47 /* 0.47 s */} --- [ 85.546711][ T5823] node offset 8/16 bset u64s 116 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.564157][ T5945] bcachefs: bch2_fs_get_tree() error: EINVAL [ 85.586328][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.586350][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5820] <... clone resumed>, child_tidptr=0x555580eef650) = 5974 [pid 5822] ioctl(3, LOOP_CLR_FD [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5974] set_robust_list(0x555580eef660, 24 [pid 5821] <... restart_syscall resumed>) = 0 [pid 5822] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5974] <... set_robust_list resumed>) = 0 [pid 5822] close(3) = 0 [pid 5821] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5822] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5821] <... openat resumed>) = 3 [pid 5821] ioctl(3, LOOP_CLR_FD [pid 5822] <... clone resumed>, child_tidptr=0x555580eef650) = 5975 [pid 5821] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 5975 attached [pid 5821] close(3 [pid 5975] set_robust_list(0x555580eef660, 24 [pid 5974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5821] <... close resumed>) = 0 [ 85.586368][ T5823] node offset 8/16 bset u64s 114 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.629348][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.629367][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5974] <... prctl resumed>) = 0 [pid 5975] <... set_robust_list resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5976 attached [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5974] setpgid(0, 0 [pid 5976] set_robust_list(0x555580eef660, 24 [pid 5975] <... prctl resumed>) = 0 [pid 5974] <... setpgid resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x555580eef650) = 5976 [pid 5974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5975] setpgid(0, 0 [pid 5974] <... openat resumed>) = 3 [pid 5975] <... setpgid resumed>) = 0 [pid 5976] <... set_robust_list resumed>) = 0 [pid 5976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5976] <... prctl resumed>) = 0 [pid 5974] write(3, "1000", 4 [pid 5976] setpgid(0, 0 [pid 5974] <... write resumed>) = 4 [pid 5975] <... openat resumed>) = 3 [pid 5974] close(3 [pid 5976] <... setpgid resumed>) = 0 [pid 5974] <... close resumed>) = 0 [pid 5976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program executing program [pid 5974] write(1, "executing program\n", 18 [pid 5975] write(3, "1000", 4 [pid 5974] <... write resumed>) = 18 [pid 5976] <... openat resumed>) = 3 [pid 5974] memfd_create("syzkaller", 0 [pid 5976] write(3, "1000", 4 [pid 5975] <... write resumed>) = 4 [pid 5974] <... memfd_create resumed>) = 3 [pid 5976] <... write resumed>) = 4 [pid 5974] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5976] close(3 [pid 5975] close(3 [pid 5974] <... mmap resumed>) = 0x7f95ed600000 [pid 5976] <... close resumed>) = 0 [pid 5976] write(1, "executing program\n", 18) = 18 [pid 5976] memfd_create("syzkaller", 0) = 3 [pid 5975] <... close resumed>) = 0 [pid 5976] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0executing program [pid 5975] write(1, "executing program\n", 18) = 18 [pid 5976] <... mmap resumed>) = 0x7f95ed600000 [pid 5975] memfd_create("syzkaller", 0) = 3 [ 85.629503][ T5823] node offset 8/16 bset u64s 112 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.676511][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.676533][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.676549][ T5823] node offset 8/16 bset u64s 110 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5975] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 5945] <... close resumed>) = 0 [pid 5945] exit_group(0) = ? [pid 5945] +++ exited with 0 +++ [pid 5824] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5945, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=42 /* 0.42 s */} --- [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5824] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5824] close(3) = 0 [ 85.752328][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.752350][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5824] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5977 attached [pid 5977] set_robust_list(0x555580eef660, 24 [pid 5824] <... clone resumed>, child_tidptr=0x555580eef650) = 5977 [pid 5977] <... set_robust_list resumed>) = 0 [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5977] setpgid(0, 0) = 0 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 5977] write(3, "1000", 4) = 4 [pid 5977] close(3) = 0 [pid 5977] write(1, "executing program\n", 18) = 18 [pid 5977] memfd_create("syzkaller", 0) = 3 [pid 5977] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 85.752367][ T5823] node offset 8/16 bset u64s 108 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.871742][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.871764][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.871782][ T5823] node offset 8/16 bset u64s 106 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 85.981749][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 85.981771][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 85.981789][ T5823] node offset 8/16 bset u64s 104 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.073264][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.073297][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5974] 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 5976] 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 [ 86.073315][ T5823] node offset 8/16 bset u64s 102 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.191885][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.191908][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.191927][ T5823] node offset 8/16 bset u64s 100 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5975] 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 [ 86.260848][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.260870][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.260888][ T5823] node offset 8/16 bset u64s 98 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.351970][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.351995][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.352014][ T5823] node offset 8/16 bset u64s 96 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.460653][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.460675][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.460694][ T5823] node offset 8/16 bset u64s 94 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.561990][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5977] 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 5974] <... write resumed>) = 16777216 [ 86.562012][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5974] munmap(0x7f95ed600000, 138412032 [pid 5975] <... write resumed>) = 16777216 [pid 5976] <... write resumed>) = 16777216 [pid 5974] <... munmap resumed>) = 0 [pid 5975] munmap(0x7f95ed600000, 138412032 [pid 5976] munmap(0x7f95ed600000, 138412032 [ 86.562031][ T5823] node offset 8/16 bset u64s 92 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.629182][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.629203][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.629234][ T5823] node offset 8/16 bset u64s 90 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5974] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5976] <... munmap resumed>) = 0 [pid 5975] <... munmap resumed>) = 0 [pid 5974] <... openat resumed>) = 4 [pid 5975] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5975] ioctl(4, LOOP_SET_FD, 3 [pid 5977] <... write resumed>) = 16777216 [pid 5976] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5974] ioctl(4, LOOP_SET_FD, 3 [pid 5977] munmap(0x7f95ed600000, 138412032 [pid 5976] <... openat resumed>) = 4 [pid 5975] <... ioctl resumed>) = 0 [pid 5975] close(3) = 0 [pid 5975] close(4) = 0 [pid 5975] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5976] ioctl(4, LOOP_SET_FD, 3 [ 86.672683][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.672707][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.672725][ T5823] node offset 8/16 bset u64s 88 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.677077][ T5975] loop3: detected capacity change from 0 to 32768 [ 86.702312][ T5974] loop1: detected capacity change from 0 to 32768 [pid 5975] mount("/dev/loop3", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5976] <... ioctl resumed>) = 0 [pid 5976] close(3) = 0 [pid 5974] <... ioctl resumed>) = 0 [pid 5976] close(4) = 0 [pid 5976] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5976] mount("/dev/loop2", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5974] close(3) = 0 [pid 5974] close(4) = 0 [pid 5974] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5974] mount("/dev/loop1", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5977] <... munmap resumed>) = 0 [pid 5977] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5977] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5977] close(3) = 0 [pid 5977] close(4) = 0 [ 86.719342][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.719364][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.719381][ T5823] node offset 8/16 bset u64s 86 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5977] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 86.728624][ T5976] loop2: detected capacity change from 0 to 32768 [ 86.773394][ T5977] loop4: detected capacity change from 0 to 32768 [ 86.790803][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.790824][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.790841][ T5823] node offset 8/16 bset u64s 84 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.836728][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.836749][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.836768][ T5823] node offset 8/16 bset u64s 82 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.876733][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.876755][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.876773][ T5823] node offset 8/16 bset u64s 80 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.910207][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.910227][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.910245][ T5823] node offset 8/16 bset u64s 78 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.943092][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.943107][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.943119][ T5823] node offset 8/16 bset u64s 76 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.977579][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 86.977600][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 86.977628][ T5823] node offset 8/16 bset u64s 74 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 86.979823][ T5975] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 87.019577][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 87.019599][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 87.019617][ T5823] node offset 8/16 bset u64s 72 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 87.021367][ T46] cfg80211: failed to load regulatory.db [ 87.034422][ T5975] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 87.068785][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 87.068807][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 87.068823][ T5823] node offset 8/16 bset u64s 70 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 87.124329][ T5976] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 87.124411][ T5976] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 87.177314][ T5977] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 87.177402][ T5977] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 87.180166][ T5974] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 87.180233][ T5974] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 87.298381][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 87.298403][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 5977] mount("/dev/loop4", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 5976] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5976] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5975] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5974] <... mount resumed>) = -1 EINVAL (Invalid argument) [ 87.298421][ T5823] node offset 8/16 bset u64s 68 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 87.382621][ T5976] bcachefs: bch2_fs_get_tree() error: EINVAL [ 87.386015][ T5975] bcachefs: bch2_fs_get_tree() error: EINVAL [ 87.402723][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 5975] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5977] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5976] <... openat resumed>) = 3 [pid 5975] <... openat resumed>) = 3 [pid 5974] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5976] ioctl(3, LOOP_CLR_FD [pid 5975] ioctl(3, LOOP_CLR_FD [pid 5974] <... openat resumed>) = 3 [pid 5976] <... ioctl resumed>) = 0 [pid 5975] <... ioctl resumed>) = 0 [pid 5974] ioctl(3, LOOP_CLR_FD [pid 5977] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5976] close(3 [pid 5974] <... ioctl resumed>) = 0 [pid 5977] <... openat resumed>) = 3 [pid 5975] close(3 [pid 5974] close(3 [pid 5977] ioctl(3, LOOP_CLR_FD) = 0 [ 87.402747][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 87.402765][ T5823] node offset 8/16 bset u64s 66 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 87.413539][ T5974] bcachefs: bch2_fs_get_tree() error: EINVAL [ 87.423337][ T5977] bcachefs: bch2_fs_get_tree() error: EINVAL [ 87.620362][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 87.620384][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 87.620402][ T5823] node offset 8/16 bset u64s 64 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 5977] close(3) = 0 [pid 5977] exit_group(0) = ? [pid 5977] +++ exited with 0 +++ [pid 5824] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=43 /* 0.43 s */} --- [pid 5824] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5824] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5824] close(3) = 0 [pid 5824] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555580eef650) = 6006 ./strace-static-x86_64: Process 6006 attached [pid 6006] set_robust_list(0x555580eef660, 24 [pid 5975] <... close resumed>) = 0 [pid 6006] <... set_robust_list resumed>) = 0 [pid 6006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6006] setpgid(0, 0) = 0 [ 87.792154][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 87.792176][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 6006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5976] <... close resumed>) = 0 [pid 5975] exit_group(0 [pid 5974] <... close resumed>) = 0 [pid 5974] exit_group(0 [pid 5975] <... exit_group resumed>) = ? executing program [pid 5975] +++ exited with 0 +++ [pid 5974] <... exit_group resumed>) = ? [pid 6006] <... openat resumed>) = 3 [pid 6006] write(3, "1000", 4 [pid 5822] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5975, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=48 /* 0.48 s */} --- [pid 6006] <... write resumed>) = 4 [pid 5822] restart_syscall(<... resuming interrupted clone ...> [pid 6006] close(3) = 0 [pid 6006] write(1, "executing program\n", 18) = 18 [pid 6006] memfd_create("syzkaller", 0) = 3 [pid 6006] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 5974] +++ exited with 0 +++ [pid 5822] <... restart_syscall resumed>) = 0 [pid 5820] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5974, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=41 /* 0.41 s */} --- [pid 5822] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5820] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5822] ioctl(3, LOOP_CLR_FD [pid 5820] <... openat resumed>) = 3 [pid 5822] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5820] ioctl(3, LOOP_CLR_FD [pid 5822] close(3 [pid 5820] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5822] <... close resumed>) = 0 [pid 5820] close(3 [pid 5976] exit_group(0 [pid 5822] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5820] <... close resumed>) = 0 [pid 5820] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5822] <... clone resumed>, child_tidptr=0x555580eef650) = 6007 [pid 5820] <... clone resumed>, child_tidptr=0x555580eef650) = 6008 ./strace-static-x86_64: Process 6008 attached [pid 6008] set_robust_list(0x555580eef660, 24) = 0 ./strace-static-x86_64: Process 6007 attached [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5976] <... exit_group resumed>) = ? [pid 5976] +++ exited with 0 +++ [pid 6007] set_robust_list(0x555580eef660, 24 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5976, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=39 /* 0.39 s */} --- [pid 6008] <... prctl resumed>) = 0 [pid 6007] <... set_robust_list resumed>) = 0 [pid 6008] setpgid(0, 0) = 0 [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6008] write(3, "1000", 4 [pid 5821] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6008] <... write resumed>) = 4 [pid 5821] <... openat resumed>) = 3 [pid 6008] close(3 [pid 5821] ioctl(3, LOOP_CLR_FD [pid 6008] <... close resumed>) = 0 [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5821] <... ioctl resumed>) = -1 ENXIO (No such device or address) executing program [pid 6008] write(1, "executing program\n", 18 [pid 5821] close(3 [pid 6008] <... write resumed>) = 18 [pid 5821] <... close resumed>) = 0 [pid 6008] memfd_create("syzkaller", 0 [pid 6007] <... prctl resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6008] <... memfd_create resumed>) = 3 [pid 6008] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5821] <... clone resumed>, child_tidptr=0x555580eef650) = 6009 [pid 6008] <... mmap resumed>) = 0x7f95ed600000 ./strace-static-x86_64: Process 6009 attached [ 87.792194][ T5823] node offset 8/16 bset u64s 62 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 87.870051][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6007] setpgid(0, 0 [pid 6009] set_robust_list(0x555580eef660, 24 [pid 6007] <... setpgid resumed>) = 0 [pid 6009] <... set_robust_list resumed>) = 0 [pid 6009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6009] <... prctl resumed>) = 0 [pid 6007] <... openat resumed>) = 3 [pid 6009] setpgid(0, 0 [pid 6007] write(3, "1000", 4) = 4 [pid 6009] <... setpgid resumed>) = 0 [pid 6009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6007] close(3) = 0 [pid 6009] <... openat resumed>) = 3 executing program [pid 6007] write(1, "executing program\n", 18 [pid 6009] write(3, "1000", 4 [pid 6007] <... write resumed>) = 18 [pid 6009] <... write resumed>) = 4 [ 87.870073][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 6007] memfd_create("syzkaller", 0 [pid 6009] close(3 [pid 6007] <... memfd_create resumed>) = 3 executing program [pid 6009] <... close resumed>) = 0 [pid 6007] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6009] write(1, "executing program\n", 18) = 18 [pid 6007] <... mmap resumed>) = 0x7f95ed600000 [pid 6009] memfd_create("syzkaller", 0) = 3 [pid 6009] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 87.870090][ T5823] node offset 8/16 bset u64s 60 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.032007][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 88.032029][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 88.032047][ T5823] node offset 8/16 bset u64s 58 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.162294][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 88.162316][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 88.162333][ T5823] node offset 8/16 bset u64s 56 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.291741][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 88.291763][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 6006] 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 [ 88.291780][ T5823] node offset 8/16 bset u64s 54 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.387092][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6008] 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 [ 88.387112][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 88.387130][ T5823] node offset 8/16 bset u64s 52 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.461653][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 88.461677][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 6007] 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 [ 88.461695][ T5823] node offset 8/16 bset u64s 50 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.541713][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 88.541735][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 88.541753][ T5823] node offset 8/16 bset u64s 48 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.611703][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 88.611724][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 88.611743][ T5823] node offset 8/16 bset u64s 46 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.711696][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6009] 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 6006] <... write resumed>) = 16777216 [pid 6006] munmap(0x7f95ed600000, 138412032 [pid 6008] <... write resumed>) = 16777216 [pid 6006] <... munmap resumed>) = 0 [pid 6006] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 88.711718][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 6006] ioctl(4, LOOP_SET_FD, 3 [pid 6008] munmap(0x7f95ed600000, 138412032) = 0 [pid 6008] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 6008] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6006] <... ioctl resumed>) = 0 [pid 6006] close(3) = 0 [pid 6006] close(4) = 0 [pid 6006] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 6006] mount("/dev/loop4", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 6008] close(3) = 0 [pid 6008] close(4) = 0 [pid 6008] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 88.711736][ T5823] node offset 8/16 bset u64s 44 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.775435][ T6006] loop4: detected capacity change from 0 to 32768 [ 88.802598][ T6008] loop1: detected capacity change from 0 to 32768 [ 88.811627][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6008] mount("/dev/loop1", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 6009] <... write resumed>) = 16777216 [pid 6007] <... write resumed>) = 16777216 [pid 6009] munmap(0x7f95ed600000, 138412032 [pid 6007] munmap(0x7f95ed600000, 138412032 [pid 6009] <... munmap resumed>) = 0 [ 88.811648][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 88.811666][ T5823] node offset 8/16 bset u64s 42 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 6007] <... munmap resumed>) = 0 [pid 6009] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6009] ioctl(4, LOOP_SET_FD, 3 [pid 6007] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 88.882660][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 88.882683][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 88.882701][ T5823] node offset 8/16 bset u64s 40 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.890396][ T6009] loop2: detected capacity change from 0 to 32768 [ 88.923308][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6007] ioctl(4, LOOP_SET_FD, 3 [pid 6009] <... ioctl resumed>) = 0 [pid 6009] close(3) = 0 [pid 6009] close(4) = 0 [pid 6009] mkdir("./file0", 0777 [pid 6007] <... ioctl resumed>) = 0 [ 88.923350][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 88.923367][ T5823] node offset 8/16 bset u64s 38 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 88.937641][ T6007] loop3: detected capacity change from 0 to 32768 [ 88.965517][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6009] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 6009] mount("/dev/loop2", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 6007] close(3) = 0 [pid 6007] close(4) = 0 [pid 6007] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 88.965539][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 88.965557][ T5823] node offset 8/16 bset u64s 36 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.009128][ T6006] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 89.032243][ T6006] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 89.032571][ T6008] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 89.032652][ T6008] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 89.036433][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.036452][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.036467][ T5823] node offset 8/16 bset u64s 34 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.097460][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.097481][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.097499][ T5823] node offset 8/16 bset u64s 32 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.132270][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.132291][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.132308][ T5823] node offset 8/16 bset u64s 30 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.165901][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.165922][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.165940][ T5823] node offset 8/16 bset u64s 28 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.198937][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.198963][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.198981][ T5823] node offset 8/16 bset u64s 26 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.242769][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.242790][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.242807][ T5823] node offset 8/16 bset u64s 24 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.277283][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6007] mount("/dev/loop3", "./file0", "bcachefs", MS_RDONLY, "inodebit,errors=continue,direct_io,error=ro,reconstruct_alloc,recovery_pass_last=initialize_subvolum"... [pid 6006] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 6006] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6008] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 6008] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6006] <... openat resumed>) = 3 [ 89.277300][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.277313][ T5823] node offset 8/16 bset u64s 22 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.306562][ T6006] bcachefs: bch2_fs_get_tree() error: EINVAL [ 89.310208][ T6008] bcachefs: bch2_fs_get_tree() error: EINVAL [ 89.314589][ T6007] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [pid 6008] <... openat resumed>) = 3 [pid 6006] ioctl(3, LOOP_CLR_FD [pid 6008] ioctl(3, LOOP_CLR_FD [pid 6006] <... ioctl resumed>) = 0 [pid 6008] <... ioctl resumed>) = 0 [pid 6006] close(3 [ 89.314660][ T6007] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 89.321749][ T6009] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open [ 89.392839][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.392864][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.392883][ T5823] node offset 8/16 bset u64s 20 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.417129][ T6009] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete [ 89.507708][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.507730][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 6008] close(3) = 0 [ 89.507748][ T5823] node offset 8/16 bset u64s 18 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.598236][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.598257][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 6008] exit_group(0) = ? [pid 6007] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 6009] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 6008] +++ exited with 0 +++ [pid 6007] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 6007] ioctl(3, LOOP_CLR_FD) = 0 [ 89.598287][ T5823] node offset 8/16 bset u64s 16 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.603088][ T6007] bcachefs: bch2_fs_get_tree() error: EINVAL [ 89.608591][ T6009] bcachefs: bch2_fs_get_tree() error: EINVAL [ 89.652066][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6007] close(3 [pid 6009] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6006] <... close resumed>) = 0 [pid 5820] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6008, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=44 /* 0.44 s */} --- [pid 6009] <... openat resumed>) = 3 [pid 6009] ioctl(3, LOOP_CLR_FD [pid 6006] exit_group(0 [pid 5820] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6009] <... ioctl resumed>) = 0 [pid 6006] <... exit_group resumed>) = ? [pid 5820] <... openat resumed>) = 3 [pid 5820] ioctl(3, LOOP_CLR_FD [pid 6006] +++ exited with 0 +++ [ 89.652086][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.652102][ T5823] node offset 8/16 bset u64s 14 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.702331][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6009] close(3 [pid 5824] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6006, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=44 /* 0.44 s */} --- [pid 5820] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5820] close(3) = 0 [pid 5820] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6038 attached [pid 6038] set_robust_list(0x555580eef660, 24 [pid 5820] <... clone resumed>, child_tidptr=0x555580eef650) = 6038 [pid 6038] <... set_robust_list resumed>) = 0 [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5824] ioctl(3, LOOP_CLR_FD [pid 6038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5824] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5824] close(3 [pid 6038] <... prctl resumed>) = 0 [pid 5824] <... close resumed>) = 0 [ 89.702353][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 6038] setpgid(0, 0 [pid 5824] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6038] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 6039 attached [pid 6038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6039] set_robust_list(0x555580eef660, 24 [pid 6038] write(3, "1000", 4 [pid 5824] <... clone resumed>, child_tidptr=0x555580eef650) = 6039 [pid 6038] <... write resumed>) = 4 [pid 6039] <... set_robust_list resumed>) = 0 [pid 6038] close(3executing program [pid 6039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6038] <... close resumed>) = 0 [pid 6038] write(1, "executing program\n", 18) = 18 [pid 6039] <... prctl resumed>) = 0 [pid 6038] memfd_create("syzkaller", 0 [pid 6039] setpgid(0, 0 [pid 6038] <... memfd_create resumed>) = 3 [pid 6038] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6039] <... setpgid resumed>) = 0 [pid 6039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6039] write(3, "1000", 4) = 4 [pid 6039] close(3) = 0 [pid 6038] <... mmap resumed>) = 0x7f95ed600000 executing program [pid 6039] write(1, "executing program\n", 18) = 18 [pid 6039] memfd_create("syzkaller", 0) = 3 [pid 6039] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 89.702370][ T5823] node offset 8/16 bset u64s 12 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.845315][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [ 89.845337][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [pid 6007] <... close resumed>) = 0 [pid 6007] exit_group(0) = ? [pid 6007] +++ exited with 0 +++ [pid 5822] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6007, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=42 /* 0.42 s */} --- [pid 5822] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5822] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5822] close(3) = 0 [pid 5822] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6040 attached , child_tidptr=0x555580eef650) = 6040 [pid 6040] set_robust_list(0x555580eef660, 24) = 0 [pid 6040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6040] setpgid(0, 0) = 0 [pid 6040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6040] write(3, "1000", 4) = 4 [pid 6040] close(3executing program ) = 0 [ 89.845360][ T5823] node offset 8/16 bset u64s 10 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [ 89.955923][ T5823] bcachefs (loop0): error validating btree node at btree extents level 0/0 [pid 6040] write(1, "executing program\n", 18) = 18 [pid 6040] memfd_create("syzkaller", 0) = 3 [pid 6040] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [pid 6009] <... close resumed>) = 0 [pid 6009] exit_group(0) = ? [pid 6009] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6009, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=54 /* 0.54 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5821] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5821] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5821] close(3) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555580eef650) = 6041 ./strace-static-x86_64: Process 6041 attached [pid 6041] set_robust_list(0x555580eef660, 24) = 0 [ 89.955945][ T5823] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c6c25c03258c59c5 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 89.955962][ T5823] node offset 8/16 bset u64s 8 bset byte offset 40: bad k->u64s 0 (min 3 max 253), fixing [pid 6041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6041] setpgid(0, 0) = 0 [pid 6041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6041] write(3, "1000", 4) = 4 [pid 6041] close(3) = 0 [pid 6041] write(1, "executing program\n", 18executing program ) = 18 [pid 6041] memfd_create("syzkaller", 0) = 3 [pid 6041] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f95ed600000 [ 90.063400][ T5823] bcachefs (loop0): btree_node_read_work: rewriting btree node at btree=extents level=0 SPOS_MAX due to error [ 90.096201][ T5823] ------------[ cut here ]------------ [ 90.101966][ T5823] btree trans held srcu lock (delaying memory reclaim) for 11 seconds [ 90.103412][ T5823] WARNING: CPU: 1 PID: 5823 at fs/bcachefs/btree_iter.c:3030 bch2_trans_put+0xd45/0xf00 [ 90.121655][ T5823] Modules linked in: [ 90.125613][ T5823] CPU: 1 UID: 0 PID: 5823 Comm: syz-executor422 Not tainted 6.13.0-rc3-syzkaller-00193-ge9b8ffafd20a #0 [ 90.136841][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 90.146983][ T5823] RIP: 0010:bch2_trans_put+0xd45/0xf00 [ 90.152562][ T5823] Code: 1c 24 48 c1 eb 02 48 b9 c3 f5 28 5c 8f c2 f5 28 48 89 d8 48 f7 e1 48 c1 ea 02 48 c7 c7 40 28 51 8c 48 89 d6 e8 5c 4e 42 fd 90 <0f> 0b 90 90 e9 af f8 ff ff e8 1d ab 81 fd 90 0f 0b 90 e9 f2 f8 ff [ 90.172262][ T5823] RSP: 0018:ffffc90003f3f300 EFLAGS: 00010246 [ 90.178376][ T5823] RAX: daf39d7b7a91ab00 RBX: 0000000000000113 RCX: ffff88802414bc00 [ 90.186489][ T5823] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 90.194552][ T5823] RBP: dffffc0000000000 R08: ffffffff81601962 R09: 1ffff920007e7dfc [ 90.202763][ T5823] R10: dffffc0000000000 R11: fffff520007e7dfd R12: ffff888029d10070 [ 90.210782][ T5823] R13: 1ffff110053a200e R14: ffff888029d10042 R15: 1ffff110053a2008 [ 90.218863][ T5823] FS: 0000555580eef380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 90.227865][ T5823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.234535][ T5823] CR2: 00007f95f5c24990 CR3: 0000000076fc2000 CR4: 00000000003526f0 [ 90.242572][ T5823] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 90.250572][ T5823] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 90.258639][ T5823] Call Trace: [ 90.261983][ T5823] [ 90.264949][ T5823] ? __warn+0x165/0x4d0 [ 90.269166][ T5823] ? bch2_trans_put+0xd45/0xf00 [ 90.274164][ T5823] ? report_bug+0x2b3/0x500 [ 90.278733][ T5823] ? bch2_trans_put+0xd45/0xf00 [ 90.284185][ T5823] ? handle_bug+0x60/0x90 [ 90.288567][ T5823] ? exc_invalid_op+0x1a/0x50 [ 90.293342][ T5823] ? asm_exc_invalid_op+0x1a/0x20 [ 90.298424][ T5823] ? __warn_printk+0x292/0x360 [ 90.303323][ T5823] ? bch2_trans_put+0xd45/0xf00 [ 90.308225][ T5823] ? six_unlock_ip+0x2ce/0x3e0 [ 90.313100][ T5823] ? bch2_btree_root_read+0x6ac/0x7a0 [ 90.318518][ T5823] bch2_btree_root_read+0x6d6/0x7a0 [ 90.323820][ T5823] ? __pfx_bch2_btree_root_read+0x10/0x10 [ 90.329605][ T5823] ? bch2_current_has_btree_trans+0x142/0x180 [ 90.335775][ T5823] read_btree_roots+0x296/0x840 [ 90.340697][ T5823] bch2_fs_recovery+0x2585/0x39d0 [ 90.345834][ T5823] ? __pfx_bch2_fs_recovery+0x10/0x10 [ 90.351283][ T5823] ? __pfx_lock_release+0x10/0x10 [ 90.356421][ T5823] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 90.362184][ T5823] ? __pfx_lock_release+0x10/0x10 [ 90.367266][ T5823] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 90.373191][ T5823] ? bch2_get_next_online_dev+0x4b9/0x4f0 [ 90.378979][ T5823] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 90.384699][ T5823] ? llist_reverse_order+0x72/0x90 [ 90.389854][ T5823] bch2_fs_start+0x356/0x5b0 [ 90.394570][ T5823] bch2_fs_get_tree+0xd68/0x1710 [ 90.399574][ T5823] ? __pfx_bch2_fs_get_tree+0x10/0x10 [ 90.405042][ T5823] ? generic_parse_monolithic+0x387/0x400 [ 90.410818][ T5823] ? cap_capable+0x1b4/0x250 [ 90.415511][ T5823] ? safesetid_security_capable+0xb2/0x1d0 [ 90.421371][ T5823] vfs_get_tree+0x90/0x2b0 [ 90.425900][ T5823] do_new_mount+0x2be/0xb40 [ 90.430459][ T5823] ? __pfx_do_new_mount+0x10/0x10 [ 90.435603][ T5823] __se_sys_mount+0x2d6/0x3c0 [ 90.440321][ T5823] ? __pfx___se_sys_mount+0x10/0x10 [ 90.445611][ T5823] ? do_syscall_64+0x100/0x230 [ 90.450433][ T5823] ? __x64_sys_mount+0x20/0xc0 [ 90.455318][ T5823] do_syscall_64+0xf3/0x230 [ 90.459879][ T5823] ? clear_bhb_loop+0x35/0x90 [pid 6038] 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 [ 90.464641][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.470577][ T5823] RIP: 0033:0x7f95f5bf2eda [ 90.475085][ T5823] 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 [ 90.494798][ T5823] RSP: 002b:00007ffd6fea95b8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 90.503500][ T5823] RAX: ffffffffffffffda RBX: 00007ffd6fea95c0 RCX: 00007f95f5bf2eda [pid 6039] 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 [ 90.511680][ T5823] RDX: 00000000200058c0 RSI: 0000000020005900 RDI: 00007ffd6fea95c0 [ 90.519866][ T5823] RBP: 0000000000000004 R08: 00007ffd6fea9600 R09: 00000000000058fe [ 90.528059][ T5823] R10: 0000000000000001 R11: 0000000000000282 R12: 00007ffd6fea9600 [ 90.536137][ T5823] R13: 0000000000000003 R14: 0000000001000000 R15: 00007f95f5c3a03b [ 90.544198][ T5823] [ 90.547276][ T5823] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 90.554585][ T5823] CPU: 1 UID: 0 PID: 5823 Comm: syz-executor422 Not tainted 6.13.0-rc3-syzkaller-00193-ge9b8ffafd20a #0 [ 90.565719][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 90.575805][ T5823] Call Trace: [ 90.579107][ T5823] [ 90.582057][ T5823] dump_stack_lvl+0x241/0x360 [ 90.586757][ T5823] ? __pfx_dump_stack_lvl+0x10/0x10 [ 90.591971][ T5823] ? __pfx__printk+0x10/0x10 [ 90.596580][ T5823] ? _printk+0xd5/0x120 [ 90.600751][ T5823] ? __init_begin+0x41000/0x41000 [ 90.605788][ T5823] ? vscnprintf+0x5d/0x90 [ 90.610132][ T5823] panic+0x349/0x880 [ 90.614044][ T5823] ? __warn+0x174/0x4d0 [ 90.618217][ T5823] ? __pfx_panic+0x10/0x10 [ 90.622662][ T5823] __warn+0x344/0x4d0 [ 90.626655][ T5823] ? bch2_trans_put+0xd45/0xf00 [ 90.631520][ T5823] report_bug+0x2b3/0x500 [ 90.635861][ T5823] ? bch2_trans_put+0xd45/0xf00 [ 90.640725][ T5823] handle_bug+0x60/0x90 [ 90.644889][ T5823] exc_invalid_op+0x1a/0x50 [ 90.649395][ T5823] asm_exc_invalid_op+0x1a/0x20 [ 90.654259][ T5823] RIP: 0010:bch2_trans_put+0xd45/0xf00 [ 90.659735][ T5823] Code: 1c 24 48 c1 eb 02 48 b9 c3 f5 28 5c 8f c2 f5 28 48 89 d8 48 f7 e1 48 c1 ea 02 48 c7 c7 40 28 51 8c 48 89 d6 e8 5c 4e 42 fd 90 <0f> 0b 90 90 e9 af f8 ff ff e8 1d ab 81 fd 90 0f 0b 90 e9 f2 f8 ff [ 90.679351][ T5823] RSP: 0018:ffffc90003f3f300 EFLAGS: 00010246 [ 90.685452][ T5823] RAX: daf39d7b7a91ab00 RBX: 0000000000000113 RCX: ffff88802414bc00 [ 90.693434][ T5823] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 90.701415][ T5823] RBP: dffffc0000000000 R08: ffffffff81601962 R09: 1ffff920007e7dfc [ 90.709414][ T5823] R10: dffffc0000000000 R11: fffff520007e7dfd R12: ffff888029d10070 [ 90.717394][ T5823] R13: 1ffff110053a200e R14: ffff888029d10042 R15: 1ffff110053a2008 [ 90.725380][ T5823] ? __warn_printk+0x292/0x360 [ 90.730171][ T5823] ? six_unlock_ip+0x2ce/0x3e0 [ 90.734967][ T5823] ? bch2_btree_root_read+0x6ac/0x7a0 [ 90.740356][ T5823] bch2_btree_root_read+0x6d6/0x7a0 [ 90.745602][ T5823] ? __pfx_bch2_btree_root_read+0x10/0x10 [ 90.751347][ T5823] ? bch2_current_has_btree_trans+0x142/0x180 [ 90.757434][ T5823] read_btree_roots+0x296/0x840 [ 90.762398][ T5823] bch2_fs_recovery+0x2585/0x39d0 [ 90.767448][ T5823] ? __pfx_bch2_fs_recovery+0x10/0x10 [ 90.772853][ T5823] ? __pfx_lock_release+0x10/0x10 [ 90.777887][ T5823] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 90.783535][ T5823] ? __pfx_lock_release+0x10/0x10 [ 90.788577][ T5823] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 90.794234][ T5823] ? bch2_get_next_online_dev+0x4b9/0x4f0 [ 90.799968][ T5823] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 90.805647][ T5823] ? llist_reverse_order+0x72/0x90 [ 90.810802][ T5823] bch2_fs_start+0x356/0x5b0 [ 90.815429][ T5823] bch2_fs_get_tree+0xd68/0x1710 [ 90.820404][ T5823] ? __pfx_bch2_fs_get_tree+0x10/0x10 [ 90.825802][ T5823] ? generic_parse_monolithic+0x387/0x400 [ 90.831551][ T5823] ? cap_capable+0x1b4/0x250 [ 90.836174][ T5823] ? safesetid_security_capable+0xb2/0x1d0 [ 90.842000][ T5823] vfs_get_tree+0x90/0x2b0 [ 90.846435][ T5823] do_new_mount+0x2be/0xb40 [ 90.850962][ T5823] ? __pfx_do_new_mount+0x10/0x10 [ 90.856015][ T5823] __se_sys_mount+0x2d6/0x3c0 [ 90.860702][ T5823] ? __pfx___se_sys_mount+0x10/0x10 [ 90.865909][ T5823] ? do_syscall_64+0x100/0x230 [ 90.870693][ T5823] ? __x64_sys_mount+0x20/0xc0 [ 90.875468][ T5823] do_syscall_64+0xf3/0x230 [ 90.879990][ T5823] ? clear_bhb_loop+0x35/0x90 [ 90.884680][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.890602][ T5823] RIP: 0033:0x7f95f5bf2eda [ 90.895025][ T5823] 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 [ 90.914638][ T5823] RSP: 002b:00007ffd6fea95b8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 90.923067][ T5823] RAX: ffffffffffffffda RBX: 00007ffd6fea95c0 RCX: 00007f95f5bf2eda [ 90.931046][ T5823] RDX: 00000000200058c0 RSI: 0000000020005900 RDI: 00007ffd6fea95c0 [ 90.939024][ T5823] RBP: 0000000000000004 R08: 00007ffd6fea9600 R09: 00000000000058fe [ 90.947024][ T5823] R10: 0000000000000001 R11: 0000000000000282 R12: 00007ffd6fea9600 [ 90.955022][ T5823] R13: 0000000000000003 R14: 0000000001000000 R15: 00007f95f5c3a03b [ 90.963015][ T5823] [ 90.966420][ T5823] Kernel Offset: disabled [ 90.970797][ T5823] Rebooting in 86400 seconds..