./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1833981279 <...> Warning: Permanently added '10.128.1.59' (ED25519) to the list of known hosts. execve("./syz-executor1833981279", ["./syz-executor1833981279"], 0x7ffcf047c7f0 /* 10 vars */) = 0 brk(NULL) = 0x555594464000 brk(0x555594464e00) = 0x555594464e00 arch_prctl(ARCH_SET_FS, 0x555594464480) = 0 set_tid_address(0x555594464750) = 5827 set_robust_list(0x555594464760, 24) = 0 rseq(0x555594464da0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1833981279", 4096) = 28 getrandom("\xfc\xe7\x40\x9a\x68\x89\xdc\x9f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555594464e00 brk(0x555594485e00) = 0x555594485e00 brk(0x555594486000) = 0x555594486000 mprotect(0x7f58ffa6e000, 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 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f58ff9bf940, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f58ff9c81a0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f58ff9bf940, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f58ff9c81a0}, NULL, 8) = 0 mkdir("./syzkaller.HsuAjV", 0700) = 0 chmod("./syzkaller.HsuAjV", 0777) = 0 chdir("./syzkaller.HsuAjV") = 0 mkdir("./0", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5829 attached [pid 5829] set_robust_list(0x555594464760, 24) = 0 [pid 5827] <... clone resumed>, child_tidptr=0x555594464750) = 5829 [pid 5829] chdir("./0") = 0 [pid 5829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5829] setpgid(0, 0) = 0 [pid 5829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5829] write(3, "1000", 4) = 4 [pid 5829] close(3) = 0 [pid 5829] symlink("/dev/binderfs", "./binderfs") = 0 executing program [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) = 0x7f58f7400000 [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) = 16777216 [pid 5829] munmap(0x7f58f7400000, 138412032) = 0 [pid 5829] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5829] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5829] close(3) = 0 [pid 5829] close(4) = 0 [pid 5829] mkdir("./bus", 0777) = 0 [ 74.471520][ T5829] loop0: detected capacity change from 0 to 32768 [ 74.558708][ T5829] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,no_data_io [ 74.580400][ T5829] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 74.589311][ T5829] bcachefs (loop0): Version upgrade required: [ 74.589311][ T5829] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 74.589311][ T5829] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 74.589311][ T5829] 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 [ 74.662880][ T5829] bcachefs (loop0): dropping and reconstructing all alloc info [ 74.680500][ T5829] bcachefs (loop0): check_topology... done [ 74.686502][ T5829] bcachefs (loop0): accounting_read... done [ 74.693362][ T5829] bcachefs (loop0): alloc_read... done [ 74.699043][ T5829] bcachefs (loop0): stripes_read... done [pid 5829] mount("/dev/loop0", "./bus", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5829] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5829] chdir("./bus") = 0 [pid 5829] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 74.704752][ T5829] bcachefs (loop0): snapshots_read... done [ 74.710847][ T5829] bcachefs (loop0): check_allocations... done [ 74.732776][ T5829] bcachefs (loop0): going read-write [ 74.742404][ T5829] bcachefs (loop0): done starting filesystem [pid 5829] ioctl(4, LOOP_CLR_FD) = 0 [pid 5829] close(4) = 0 [pid 5829] openat(AT_FDCWD, "cgroup.controllers", O_WRONLY|O_CREAT|O_EXCL|O_TRUNC|O_APPEND|FASYNC|0x20, 000) = 4 [pid 5829] exit_group(0) = ? [pid 5829] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5829, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=26 /* 0.26 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555944657f0 /* 4 entries */, 32768) = 104 umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./0/binderfs") = 0 [ 74.906970][ T5827] bcachefs (loop0): shutting down [ 74.912235][ T5827] bcachefs (loop0): going read-only [ 74.918280][ T5827] bcachefs (loop0): finished waiting for writes to stop [ 74.927403][ T5827] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 74.955138][ T62] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 74.967906][ T62] bcachefs (loop0): fatal error - emergency read only [ 74.974992][ T5827] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 14 [ 74.985205][ T5827] bcachefs (loop0): unshutdown complete, journal seq 14 [ 74.993156][ T5827] bcachefs (loop0): done going read-only, filesystem not clean [ 75.014943][ T5827] bcachefs (loop0): shutdown complete umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/bus", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x55559446d830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55559446d830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./0/bus") = 0 getdents64(3, 0x5555944657f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./0") = 0 mkdir("./1", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5842 attached [pid 5842] set_robust_list(0x555594464760, 24) = 0 [pid 5827] <... clone resumed>, child_tidptr=0x555594464750) = 5842 [pid 5842] chdir("./1") = 0 [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5842] setpgid(0, 0) = 0 [pid 5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5842] write(3, "1000", 4) = 4 [pid 5842] close(3) = 0 [pid 5842] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5842] write(1, "executing program\n", 18) = 18 [pid 5842] memfd_create("syzkaller", 0) = 3 [pid 5842] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58f7400000 [pid 5842] 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 [pid 5842] munmap(0x7f58f7400000, 138412032) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5842] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5842] close(3) = 0 [pid 5842] close(4) = 0 [pid 5842] mkdir("./bus", 0777) = 0 [ 76.445982][ T5842] loop0: detected capacity change from 0 to 32768 [ 76.505080][ T5842] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,no_data_io [ 76.526576][ T5842] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 76.534661][ T5842] bcachefs (loop0): Version upgrade required: [ 76.534661][ T5842] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 76.534661][ T5842] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 76.534661][ T5842] 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 [ 76.607078][ T5842] bcachefs (loop0): dropping and reconstructing all alloc info [ 76.623646][ T5842] bcachefs (loop0): check_topology... done [ 76.629612][ T5842] bcachefs (loop0): accounting_read... done [ 76.636128][ T5842] bcachefs (loop0): alloc_read... done [ 76.641763][ T5842] bcachefs (loop0): stripes_read... done [ 76.647487][ T5842] bcachefs (loop0): snapshots_read... done [pid 5842] mount("/dev/loop0", "./bus", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5842] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5842] chdir("./bus") = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5842] ioctl(4, LOOP_CLR_FD) = 0 [ 76.653397][ T5842] bcachefs (loop0): check_allocations... done [ 76.673360][ T5842] bcachefs (loop0): going read-write [ 76.682605][ T5842] bcachefs (loop0): done starting filesystem [pid 5842] close(4) = 0 [pid 5842] openat(AT_FDCWD, "cgroup.controllers", O_WRONLY|O_CREAT|O_EXCL|O_TRUNC|O_APPEND|FASYNC|0x20, 000) = 4 [pid 5842] exit_group(0) = ? [pid 5842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5842, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=28 /* 0.28 s */} --- umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555944657f0 /* 4 entries */, 32768) = 104 umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1/binderfs") = 0 [ 76.856168][ T5827] bcachefs (loop0): shutting down [ 76.861385][ T5827] bcachefs (loop0): going read-only [ 76.866750][ T5827] bcachefs (loop0): finished waiting for writes to stop [ 76.874719][ T5827] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 76.897805][ T62] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 76.910561][ T62] bcachefs (loop0): fatal error - emergency read only [ 76.917863][ T5827] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 14 [ 76.927660][ T5827] bcachefs (loop0): unshutdown complete, journal seq 14 [ 76.935538][ T5827] bcachefs (loop0): done going read-only, filesystem not clean [ 76.953719][ T5827] bcachefs (loop0): shutdown complete umount2("./1/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./1/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1/bus", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./1/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x55559446d830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55559446d830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./1/bus") = 0 getdents64(3, 0x5555944657f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1") = 0 mkdir("./2", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5853 attached [pid 5853] set_robust_list(0x555594464760, 24) = 0 [pid 5853] chdir("./2" [pid 5827] <... clone resumed>, child_tidptr=0x555594464750) = 5853 [pid 5853] <... chdir resumed>) = 0 [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5853] setpgid(0, 0) = 0 [pid 5853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1000", 4) = 4 [pid 5853] close(3) = 0 [pid 5853] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5853] write(1, "executing program\n", 18) = 18 [pid 5853] memfd_create("syzkaller", 0) = 3 [pid 5853] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58f7400000 [pid 5853] 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 [pid 5853] munmap(0x7f58f7400000, 138412032) = 0 [pid 5853] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5853] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5853] close(3) = 0 [pid 5853] close(4) = 0 [pid 5853] mkdir("./bus", 0777) = 0 [ 78.383877][ T5853] loop0: detected capacity change from 0 to 32768 [ 78.466284][ T5853] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,no_data_io [ 78.487684][ T5853] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 78.495758][ T5853] bcachefs (loop0): Version upgrade required: [ 78.495758][ T5853] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 78.495758][ T5853] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 78.495758][ T5853] 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 [ 78.568437][ T5853] bcachefs (loop0): dropping and reconstructing all alloc info [ 78.585131][ T5853] bcachefs (loop0): check_topology... done [ 78.591277][ T5853] bcachefs (loop0): accounting_read... done [ 78.597825][ T5853] bcachefs (loop0): alloc_read... done [ 78.603535][ T5853] bcachefs (loop0): stripes_read... done [ 78.609346][ T5853] bcachefs (loop0): snapshots_read... done [pid 5853] mount("/dev/loop0", "./bus", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5853] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5853] chdir("./bus") = 0 [pid 5853] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5853] ioctl(4, LOOP_CLR_FD) = 0 [pid 5853] close(4) = 0 [ 78.615316][ T5853] bcachefs (loop0): check_allocations... done [ 78.635908][ T5853] bcachefs (loop0): going read-write [ 78.644519][ T5853] bcachefs (loop0): done starting filesystem [pid 5853] openat(AT_FDCWD, "cgroup.controllers", O_WRONLY|O_CREAT|O_EXCL|O_TRUNC|O_APPEND|FASYNC|0x20, 000) = 4 [pid 5853] exit_group(0) = ? [pid 5853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5853, si_uid=0, si_status=0, si_utime=0, si_stime=29 /* 0.29 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555944657f0 /* 4 entries */, 32768) = 104 umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./2/binderfs") = 0 [ 78.798069][ T5827] bcachefs (loop0): shutting down [ 78.803203][ T5827] bcachefs (loop0): going read-only [ 78.808674][ T5827] bcachefs (loop0): finished waiting for writes to stop [ 78.816104][ T5827] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 78.840320][ T35] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 78.853712][ T35] bcachefs (loop0): fatal error - emergency read only [ 78.861277][ T5827] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 14 [ 78.871164][ T5827] bcachefs (loop0): unshutdown complete, journal seq 14 [ 78.878877][ T5827] bcachefs (loop0): done going read-only, filesystem not clean [ 78.896814][ T5827] bcachefs (loop0): shutdown complete umount2("./2/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./2/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./2/bus", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./2/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./2/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x55559446d830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55559446d830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./2/bus") = 0 getdents64(3, 0x5555944657f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./2") = 0 mkdir("./3", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5864 attached , child_tidptr=0x555594464750) = 5864 [pid 5864] set_robust_list(0x555594464760, 24) = 0 [pid 5864] chdir("./3") = 0 [pid 5864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5864] setpgid(0, 0) = 0 [pid 5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5864] write(3, "1000", 4) = 4 [pid 5864] close(3) = 0 [pid 5864] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5864] write(1, "executing program\n", 18) = 18 [pid 5864] memfd_create("syzkaller", 0) = 3 [pid 5864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58f7400000 [pid 5864] 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 [pid 5864] munmap(0x7f58f7400000, 138412032) = 0 [pid 5864] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5864] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5864] close(3) = 0 [pid 5864] close(4) = 0 [pid 5864] mkdir("./bus", 0777) = 0 [ 80.358893][ T5864] loop0: detected capacity change from 0 to 32768 [ 80.443187][ T5864] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,no_data_io [ 80.464538][ T5864] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 80.472688][ T5864] bcachefs (loop0): Version upgrade required: [ 80.472688][ T5864] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 80.472688][ T5864] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 80.472688][ T5864] 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 [ 80.544703][ T5864] bcachefs (loop0): dropping and reconstructing all alloc info [ 80.561548][ T5864] bcachefs (loop0): check_topology... done [ 80.567475][ T5864] bcachefs (loop0): accounting_read... done [ 80.573627][ T5864] bcachefs (loop0): alloc_read... done [ 80.579314][ T5864] bcachefs (loop0): stripes_read... done [ 80.585042][ T5864] bcachefs (loop0): snapshots_read... done [pid 5864] mount("/dev/loop0", "./bus", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5864] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5864] chdir("./bus") = 0 [pid 5864] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5864] ioctl(4, LOOP_CLR_FD) = 0 [ 80.591012][ T5864] bcachefs (loop0): check_allocations... done [ 80.610616][ T5864] bcachefs (loop0): going read-write [ 80.619444][ T5864] bcachefs (loop0): done starting filesystem [pid 5864] close(4) = 0 [pid 5864] openat(AT_FDCWD, "cgroup.controllers", O_WRONLY|O_CREAT|O_EXCL|O_TRUNC|O_APPEND|FASYNC|0x20, 000) = 4 [pid 5864] exit_group(0) = ? [pid 5864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=28 /* 0.28 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555944657f0 /* 4 entries */, 32768) = 104 umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./3/binderfs") = 0 [ 80.836215][ T5827] bcachefs (loop0): shutting down [ 80.841879][ T5827] bcachefs (loop0): going read-only [ 80.847177][ T5827] bcachefs (loop0): finished waiting for writes to stop [ 80.854645][ T5827] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 80.878940][ T62] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 80.892267][ T62] bcachefs (loop0): fatal error - emergency read only [ 80.899951][ T5827] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 14 [ 80.909807][ T5827] bcachefs (loop0): unshutdown complete, journal seq 14 [ 80.917638][ T5827] bcachefs (loop0): done going read-only, filesystem not clean [ 80.934948][ T5827] bcachefs (loop0): shutdown complete umount2("./3/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./3/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./3/bus", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./3/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x55559446d830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55559446d830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3/bus") = 0 getdents64(3, 0x5555944657f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3") = 0 mkdir("./4", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5875 attached , child_tidptr=0x555594464750) = 5875 [pid 5875] set_robust_list(0x555594464760, 24) = 0 [pid 5875] chdir("./4") = 0 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5875] setpgid(0, 0) = 0 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5875] write(3, "1000", 4) = 4 [pid 5875] close(3) = 0 [pid 5875] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5875] write(1, "executing program\n", 18) = 18 [pid 5875] memfd_create("syzkaller", 0) = 3 [pid 5875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58f7400000 [pid 5875] 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 [pid 5875] munmap(0x7f58f7400000, 138412032) = 0 [pid 5875] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5875] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5875] close(3) = 0 [pid 5875] close(4) = 0 [pid 5875] mkdir("./bus", 0777) = 0 [ 82.390473][ T5875] loop0: detected capacity change from 0 to 32768 [ 82.461290][ T5875] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,no_data_io [ 82.482794][ T5875] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 82.491503][ T5875] bcachefs (loop0): Version upgrade required: [ 82.491503][ T5875] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 82.491503][ T5875] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 82.491503][ T5875] 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 [ 82.564523][ T5875] bcachefs (loop0): dropping and reconstructing all alloc info [ 82.583622][ T5875] bcachefs (loop0): check_topology... done [ 82.589828][ T5875] bcachefs (loop0): accounting_read... done [ 82.596294][ T5875] bcachefs (loop0): alloc_read... done [ 82.601900][ T5875] bcachefs (loop0): stripes_read... done [pid 5875] mount("/dev/loop0", "./bus", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5875] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5875] chdir("./bus") = 0 [pid 5875] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5875] ioctl(4, LOOP_CLR_FD) = 0 [pid 5875] close(4) = 0 [pid 5875] openat(AT_FDCWD, "cgroup.controllers", O_WRONLY|O_CREAT|O_EXCL|O_TRUNC|O_APPEND|FASYNC|0x20, 000) = 4 [pid 5875] exit_group(0) = ? [ 82.607655][ T5875] bcachefs (loop0): snapshots_read... done [ 82.613645][ T5875] bcachefs (loop0): check_allocations... done [ 82.633961][ T5875] bcachefs (loop0): going read-write [ 82.643073][ T5875] bcachefs (loop0): done starting filesystem [pid 5875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=31 /* 0.31 s */} --- umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 82.662870][ T5875] syz-executor183 (5875) used greatest stack depth: 17872 bytes left newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555944657f0 /* 4 entries */, 32768) = 104 umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./4/binderfs") = 0 [ 82.796587][ T5827] bcachefs (loop0): shutting down [ 82.801653][ T5827] bcachefs (loop0): going read-only [ 82.807130][ T5827] bcachefs (loop0): finished waiting for writes to stop [ 82.814621][ T5827] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 82.838063][ T62] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 82.850834][ T62] bcachefs (loop0): fatal error - emergency read only [ 82.858212][ T5827] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 14 [ 82.868428][ T5827] bcachefs (loop0): unshutdown complete, journal seq 14 [ 82.875989][ T5827] bcachefs (loop0): done going read-only, filesystem not clean [ 82.893687][ T5827] bcachefs (loop0): shutdown complete umount2("./4/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./4/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./4/bus", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./4/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./4/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x55559446d830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55559446d830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./4/bus") = 0 getdents64(3, 0x5555944657f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./4") = 0 mkdir("./5", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5886 attached , child_tidptr=0x555594464750) = 5886 [pid 5886] set_robust_list(0x555594464760, 24) = 0 [pid 5886] chdir("./5") = 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5886] setpgid(0, 0) = 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5886] write(3, "1000", 4) = 4 [pid 5886] close(3) = 0 [pid 5886] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5886] write(1, "executing program\n", 18executing program ) = 18 [pid 5886] memfd_create("syzkaller", 0) = 3 [pid 5886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58f7400000 [pid 5886] 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 [pid 5886] munmap(0x7f58f7400000, 138412032) = 0 [pid 5886] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5886] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5886] close(3) = 0 [pid 5886] close(4) = 0 [pid 5886] mkdir("./bus", 0777) = 0 [ 84.282421][ T5886] loop0: detected capacity change from 0 to 32768 [ 84.354172][ T5886] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,no_data_io [ 84.375804][ T5886] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 84.384050][ T5886] bcachefs (loop0): Version upgrade required: [ 84.384050][ T5886] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 84.384050][ T5886] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 84.384050][ T5886] 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 [ 84.456127][ T5886] bcachefs (loop0): dropping and reconstructing all alloc info [ 84.472132][ T5886] bcachefs (loop0): check_topology... done [ 84.478050][ T5886] bcachefs (loop0): accounting_read... done [ 84.484170][ T5886] bcachefs (loop0): alloc_read... done [ 84.489721][ T5886] bcachefs (loop0): stripes_read... done [ 84.495425][ T5886] bcachefs (loop0): snapshots_read... done [pid 5886] mount("/dev/loop0", "./bus", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5886] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5886] chdir("./bus") = 0 [pid 5886] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5886] ioctl(4, LOOP_CLR_FD) = 0 [pid 5886] close(4) = 0 [pid 5886] openat(AT_FDCWD, "cgroup.controllers", O_WRONLY|O_CREAT|O_EXCL|O_TRUNC|O_APPEND|FASYNC|0x20, 000) = 4 [pid 5886] exit_group(0) = ? [pid 5886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=28 /* 0.28 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555944657f0 /* 4 entries */, 32768) = 104 [ 84.501352][ T5886] bcachefs (loop0): check_allocations... done [ 84.520719][ T5886] bcachefs (loop0): going read-write [ 84.529816][ T5886] bcachefs (loop0): done starting filesystem umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./5/binderfs") = 0 [ 84.577417][ T5827] bcachefs (loop0): shutting down [ 84.582493][ T5827] bcachefs (loop0): going read-only [ 84.588661][ T5827] bcachefs (loop0): finished waiting for writes to stop [ 84.596090][ T5827] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 84.619658][ T62] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 84.632572][ T62] bcachefs (loop0): fatal error - emergency read only [ 84.639916][ T5827] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 14 [ 84.649691][ T5827] bcachefs (loop0): unshutdown complete, journal seq 14 [ 84.657767][ T5827] bcachefs (loop0): done going read-only, filesystem not clean [ 84.674496][ T5827] bcachefs (loop0): shutdown complete umount2("./5/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./5/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./5/bus", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./5/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./5/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x55559446d830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55559446d830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./5/bus") = 0 getdents64(3, 0x5555944657f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./5") = 0 mkdir("./6", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5898 attached [pid 5898] set_robust_list(0x555594464760, 24) = 0 [pid 5827] <... clone resumed>, child_tidptr=0x555594464750) = 5898 [pid 5898] chdir("./6") = 0 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5898] setpgid(0, 0) = 0 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5898] write(3, "1000", 4) = 4 [pid 5898] close(3) = 0 [pid 5898] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5898] write(1, "executing program\n", 18) = 18 [pid 5898] memfd_create("syzkaller", 0) = 3 [pid 5898] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58f7400000 [pid 5898] 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 [pid 5898] munmap(0x7f58f7400000, 138412032) = 0 [pid 5898] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5898] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5898] close(3) = 0 [pid 5898] close(4) = 0 [pid 5898] mkdir("./bus", 0777) = 0 [ 86.105572][ T5898] loop0: detected capacity change from 0 to 32768 [ 86.191851][ T5898] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,no_data_io [ 86.213200][ T5898] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 86.221555][ T5898] bcachefs (loop0): Version upgrade required: [ 86.221555][ T5898] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 86.221555][ T5898] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 86.221555][ T5898] 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 [ 86.294166][ T5898] bcachefs (loop0): dropping and reconstructing all alloc info [ 86.310900][ T5898] bcachefs (loop0): check_topology... done [ 86.316852][ T5898] bcachefs (loop0): accounting_read... done [ 86.322924][ T5898] bcachefs (loop0): alloc_read... done [ 86.328550][ T5898] bcachefs (loop0): stripes_read... done [ 86.334251][ T5898] bcachefs (loop0): snapshots_read... done [pid 5898] mount("/dev/loop0", "./bus", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5898] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5898] chdir("./bus") = 0 [ 86.340321][ T5898] bcachefs (loop0): check_allocations... done [ 86.360738][ T5898] bcachefs (loop0): going read-write [ 86.369758][ T5898] bcachefs (loop0): done starting filesystem [pid 5898] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5898] ioctl(4, LOOP_CLR_FD) = 0 [pid 5898] close(4) = 0 [pid 5898] openat(AT_FDCWD, "cgroup.controllers", O_WRONLY|O_CREAT|O_EXCL|O_TRUNC|O_APPEND|FASYNC|0x20, 000) = 4 [pid 5898] exit_group(0) = ? [pid 5898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=26 /* 0.26 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555944657f0 /* 4 entries */, 32768) = 104 umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./6/binderfs") = 0 [ 86.569893][ T5827] bcachefs (loop0): shutting down [ 86.574958][ T5827] bcachefs (loop0): going read-only [ 86.580258][ T5827] bcachefs (loop0): finished waiting for writes to stop [ 86.587907][ T5827] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 86.613688][ T62] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 86.627308][ T62] bcachefs (loop0): fatal error - emergency read only [ 86.634449][ T5827] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 14 [ 86.644461][ T5827] bcachefs (loop0): unshutdown complete, journal seq 14 [ 86.652316][ T5827] bcachefs (loop0): done going read-only, filesystem not clean [ 86.670058][ T5827] bcachefs (loop0): shutdown complete [ 86.948306][ T8] cfg80211: failed to load regulatory.db umount2("./6/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./6/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./6/bus", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./6/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./6/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x55559446d830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55559446d830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./6/bus") = 0 getdents64(3, 0x5555944657f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./6") = 0 mkdir("./7", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5909 attached [pid 5909] set_robust_list(0x555594464760, 24 [pid 5827] <... clone resumed>, child_tidptr=0x555594464750) = 5909 [pid 5909] <... set_robust_list resumed>) = 0 [pid 5909] chdir("./7") = 0 [pid 5909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5909] setpgid(0, 0) = 0 [pid 5909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5909] write(3, "1000", 4) = 4 [pid 5909] close(3) = 0 [pid 5909] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5909] write(1, "executing program\n", 18) = 18 [pid 5909] memfd_create("syzkaller", 0) = 3 [pid 5909] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58f7400000 [pid 5909] 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 [pid 5909] munmap(0x7f58f7400000, 138412032) = 0 [pid 5909] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5909] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5909] close(3) = 0 [pid 5909] close(4) = 0 [pid 5909] mkdir("./bus", 0777) = 0 [ 88.077836][ T5909] loop0: detected capacity change from 0 to 32768 [ 88.172815][ T5909] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,no_data_io [ 88.194073][ T5909] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 88.202409][ T5909] bcachefs (loop0): Version upgrade required: [ 88.202409][ T5909] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 88.202409][ T5909] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 88.202409][ T5909] 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 [ 88.275608][ T5909] bcachefs (loop0): dropping and reconstructing all alloc info [ 88.295317][ T5909] bcachefs (loop0): check_topology... done [ 88.301362][ T5909] bcachefs (loop0): accounting_read... done [ 88.307787][ T5909] bcachefs (loop0): alloc_read... done [ 88.313476][ T5909] bcachefs (loop0): stripes_read... done [ 88.319335][ T5909] bcachefs (loop0): snapshots_read... done [pid 5909] mount("/dev/loop0", "./bus", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5909] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5909] chdir("./bus") = 0 [pid 5909] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5909] ioctl(4, LOOP_CLR_FD) = 0 [pid 5909] close(4) = 0 [ 88.325304][ T5909] bcachefs (loop0): check_allocations... done [ 88.345198][ T5909] bcachefs (loop0): going read-write [ 88.354215][ T5909] bcachefs (loop0): done starting filesystem [pid 5909] openat(AT_FDCWD, "cgroup.controllers", O_WRONLY|O_CREAT|O_EXCL|O_TRUNC|O_APPEND|FASYNC|0x20, 000) = 4 [pid 5909] exit_group(0) = ? [pid 5909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5909, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=28 /* 0.28 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555944657f0 /* 4 entries */, 32768) = 104 umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./7/binderfs") = 0 [ 88.459702][ T5827] bcachefs (loop0): shutting down [ 88.464791][ T5827] bcachefs (loop0): going read-only [ 88.470720][ T5827] bcachefs (loop0): finished waiting for writes to stop [ 88.479023][ T5827] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 88.509422][ T5827] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 13 [ 88.538792][ T35] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 88.553695][ T5827] bcachefs (loop0): unshutdown complete, journal seq 14 [ 88.556776][ T35] bcachefs (loop0): fatal error - emergency read only [ 88.568426][ T35] ------------[ cut here ]------------ [ 88.574062][ T35] kernel BUG at fs/bcachefs/journal.h:375! [ 88.580256][ T35] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 88.587235][ T35] CPU: 1 UID: 0 PID: 35 Comm: kworker/u8:2 Not tainted 6.12.0-rc7-syzkaller-00042-gf1b785f4c787 #0 [ 88.597932][ T35] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 88.607985][ T35] Workqueue: btree_update btree_interior_update_work [ 88.614700][ T35] RIP: 0010:__bch2_trans_commit+0x9232/0x93c0 [ 88.620772][ T35] Code: fd 90 0f 0b e8 8f 67 78 fd 90 0f 0b e8 87 67 78 fd 90 0f 0b e8 7f 67 78 fd 90 0f 0b e8 77 67 78 fd 90 0f 0b e8 6f 67 78 fd 90 <0f> 0b e8 67 67 78 fd 90 0f 0b e8 5f 67 78 fd 90 0f 0b e8 57 67 78 [ 88.640396][ T35] RSP: 0018:ffffc90000ab76c0 EFLAGS: 00010293 [ 88.646492][ T35] RAX: ffffffff841c8241 RBX: 0000000000000000 RCX: ffff88801eea1e00 [ 88.654482][ T35] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 88.662468][ T35] RBP: ffffc90000ab7890 R08: ffffffff841c2578 R09: 1ffff1100e4794a8 [ 88.670439][ T35] R10: dffffc0000000000 R11: ffffed100e4794a9 R12: ffff888072380000 [ 88.678405][ T35] R13: ffff8880723ca500 R14: 0000000000000044 R15: ffff888030abc0d0 [ 88.686370][ T35] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 88.695292][ T35] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.701865][ T35] CR2: 00007f58ffa3e00a CR3: 000000007ee14000 CR4: 00000000003526f0 [ 88.709829][ T35] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 88.717789][ T35] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 88.725752][ T35] Call Trace: [ 88.729024][ T35] [ 88.731951][ T35] ? __die_body+0x5f/0xb0 [ 88.736277][ T35] ? die+0x9e/0xc0 [ 88.739989][ T35] ? do_trap+0x15a/0x3a0 [ 88.744231][ T35] ? __bch2_trans_commit+0x9232/0x93c0 [ 88.749709][ T35] ? do_error_trap+0x1dc/0x2c0 [ 88.754464][ T35] ? __bch2_trans_commit+0x9232/0x93c0 [ 88.759938][ T35] ? __pfx_do_error_trap+0x10/0x10 [ 88.765044][ T35] ? report_bug+0x3e8/0x500 [ 88.769549][ T35] ? handle_invalid_op+0x34/0x40 [ 88.774483][ T35] ? __bch2_trans_commit+0x9232/0x93c0 [ 88.779956][ T35] ? exc_invalid_op+0x38/0x50 [ 88.784627][ T35] ? asm_exc_invalid_op+0x1a/0x20 [ 88.789643][ T35] ? __bch2_trans_commit+0x3568/0x93c0 [ 88.795106][ T35] ? __bch2_trans_commit+0x9231/0x93c0 [ 88.800563][ T35] ? __bch2_trans_commit+0x9232/0x93c0 [ 88.806027][ T35] ? __pfx___bch2_trans_commit+0x10/0x10 [ 88.811658][ T35] ? bch2_dev_btree_bitmap_marked+0x2f/0xda0 [ 88.817635][ T35] ? __bch2_trans_jset_entry_alloc+0x2c7/0x4b0 [ 88.823789][ T35] ? btree_interior_update_work+0x117a/0x2b10 [ 88.829872][ T35] btree_interior_update_work+0x1492/0x2b10 [ 88.835770][ T35] ? __pfx_btree_interior_update_work+0x10/0x10 [ 88.842012][ T35] ? __pfx_lock_acquire+0x10/0x10 [ 88.847057][ T35] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 88.853058][ T35] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 88.859431][ T35] ? process_scheduled_works+0x976/0x1850 [ 88.865181][ T35] process_scheduled_works+0xa63/0x1850 [ 88.870766][ T35] ? __pfx_process_scheduled_works+0x10/0x10 [ 88.876750][ T35] ? assign_work+0x364/0x3d0 [ 88.881339][ T35] worker_thread+0x870/0xd30 [ 88.885929][ T35] ? __kthread_parkme+0x169/0x1d0 [ 88.890984][ T35] ? __pfx_worker_thread+0x10/0x10 [ 88.896103][ T35] kthread+0x2f0/0x390 [ 88.900162][ T35] ? __pfx_worker_thread+0x10/0x10 [ 88.905270][ T35] ? __pfx_kthread+0x10/0x10 [ 88.909852][ T35] ret_from_fork+0x4b/0x80 [ 88.914266][ T35] ? __pfx_kthread+0x10/0x10 [ 88.918854][ T35] ret_from_fork_asm+0x1a/0x30 [ 88.923624][ T35] [ 88.926634][ T35] Modules linked in: [ 88.930894][ T35] ---[ end trace 0000000000000000 ]--- [ 88.941081][ T35] RIP: 0010:__bch2_trans_commit+0x9232/0x93c0 [ 88.947814][ T35] Code: fd 90 0f 0b e8 8f 67 78 fd 90 0f 0b e8 87 67 78 fd 90 0f 0b e8 7f 67 78 fd 90 0f 0b e8 77 67 78 fd 90 0f 0b e8 6f 67 78 fd 90 <0f> 0b e8 67 67 78 fd 90 0f 0b e8 5f 67 78 fd 90 0f 0b e8 57 67 78 [ 88.968193][ T35] RSP: 0018:ffffc90000ab76c0 EFLAGS: 00010293 [ 88.974303][ T35] RAX: ffffffff841c8241 RBX: 0000000000000000 RCX: ffff88801eea1e00 [ 88.982721][ T35] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 88.995846][ T35] RBP: ffffc90000ab7890 R08: ffffffff841c2578 R09: 1ffff1100e4794a8 [ 89.004405][ T35] R10: dffffc0000000000 R11: ffffed100e4794a9 R12: ffff888072380000 [ 89.012859][ T35] R13: ffff8880723ca500 R14: 0000000000000044 R15: ffff888030abc0d0 [ 89.021018][ T35] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 89.030073][ T35] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.036753][ T35] CR2: 00007f58ffa3e00a CR3: 000000007ee14000 CR4: 00000000003526f0 [ 89.044756][ T35] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 89.054292][ T35] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 89.062415][ T35] Kernel panic - not syncing: Fatal exception [ 89.068873][ T35] Kernel Offset: disabled [ 89.073200][ T35] Rebooting in 86400 seconds..