./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3672506269 <...> Warning: Permanently added '10.128.0.103' (ED25519) to the list of known hosts. execve("./syz-executor3672506269", ["./syz-executor3672506269"], 0x7ffd8ea738a0 /* 10 vars */) = 0 brk(NULL) = 0x55557c913000 brk(0x55557c913e00) = 0x55557c913e00 arch_prctl(ARCH_SET_FS, 0x55557c913480) = 0 set_tid_address(0x55557c913750) = 5830 set_robust_list(0x55557c913760, 24) = 0 rseq(0x55557c913da0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3672506269", 4096) = 28 getrandom("\xa3\x01\x18\x7c\x17\xc9\x7b\xbf", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557c913e00 brk(0x55557c934e00) = 0x55557c934e00 brk(0x55557c935000) = 0x55557c935000 mprotect(0x7fb07168d000, 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=0x7fb0715de940, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fb0715e71c0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7fb0715de940, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fb0715e71c0}, NULL, 8) = 0 mkdir("./syzkaller.RuEkzM", 0700) = 0 chmod("./syzkaller.RuEkzM", 0777) = 0 chdir("./syzkaller.RuEkzM") = 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 5831 attached [pid 5831] set_robust_list(0x55557c913760, 24) = 0 [pid 5830] <... clone resumed>, child_tidptr=0x55557c913750) = 5831 [pid 5831] chdir("./0") = 0 [pid 5831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5831] setpgid(0, 0) = 0 [pid 5831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "1000", 4) = 4 [pid 5831] close(3) = 0 [pid 5831] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5831] write(1, "executing program\n", 18) = 18 [pid 5831] memfd_create("syzkaller", 0) = 3 [pid 5831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb069000000 [pid 5831] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5831] munmap(0x7fb069000000, 138412032) = 0 [pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5831] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5831] close(3) = 0 [pid 5831] close(4) = 0 [pid 5831] mkdir("./file1", 0777) = 0 [ 88.576146][ T5831] loop0: detected capacity change from 0 to 32768 [ 88.657054][ T5831] 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 [ 88.678531][ T5831] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 88.686968][ T5831] bcachefs (loop0): Version upgrade required: [ 88.686968][ T5831] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 88.686968][ T5831] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 88.686968][ T5831] 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 [ 88.760857][ T5831] bcachefs (loop0): dropping and reconstructing all alloc info [ 88.778086][ T5831] bcachefs (loop0): check_topology... done [ 88.783973][ T5831] bcachefs (loop0): accounting_read... done [ 88.791062][ T5831] bcachefs (loop0): alloc_read... done [ 88.796638][ T5831] bcachefs (loop0): stripes_read... done [pid 5831] mount("/dev/loop0", "./file1", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5831] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5831] chdir("./file1") = 0 [pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 88.802315][ T5831] bcachefs (loop0): snapshots_read... done [ 88.808416][ T5831] bcachefs (loop0): check_allocations... done [ 88.827516][ T5831] bcachefs (loop0): going read-write [ 88.836290][ T5831] bcachefs (loop0): done starting filesystem [pid 5831] ioctl(4, LOOP_CLR_FD) = 0 [pid 5831] close(4) = 0 [pid 5831] open("./file1", O_RDWR|O_CREAT|O_SYNC|O_LARGEFILE, 000) = 4 [pid 5831] fallocate(4, FALLOC_FL_INSERT_RANGE, 0, 117440512) = 0 [pid 5831] exit_group(0) = ? [pid 5831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5831, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=26 /* 0.26 s */} --- umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 88.928167][ T5831] syz-executor367 (5831) used greatest stack depth: 16240 bytes left newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557c9147f0 /* 4 entries */, 32768) = 112 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 [ 89.056685][ T5830] bcachefs (loop0): shutting down [ 89.061842][ T5830] bcachefs (loop0): going read-only [ 89.067508][ T5830] bcachefs (loop0): finished waiting for writes to stop [ 89.076544][ T5830] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 89.091042][ T61] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 89.104470][ T61] bcachefs (loop0): fatal error - emergency read only [ 89.112338][ T5830] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 11 [ 89.122094][ T5830] bcachefs (loop0): unshutdown complete, journal seq 11 [ 89.129919][ T5830] bcachefs (loop0): done going read-only, filesystem not clean [ 89.149147][ T5830] bcachefs (loop0): shutdown complete umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/file1", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0/file1", 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, 0x55557c91c830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55557c91c830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./0/file1") = 0 getdents64(3, 0x55557c9147f0 /* 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(0x55557c913760, 24) = 0 [pid 5842] chdir("./1" [pid 5830] <... clone resumed>, child_tidptr=0x55557c913750) = 5842 [pid 5842] <... chdir resumed>) = 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) = 0x7fb069000000 [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(0x7fb069000000, 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("./file1", 0777) = 0 [ 90.425611][ T5842] loop0: detected capacity change from 0 to 32768 [ 90.486096][ 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 [ 90.507439][ T5842] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 90.515598][ T5842] bcachefs (loop0): Version upgrade required: [ 90.515598][ T5842] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 90.515598][ T5842] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 90.515598][ 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 [ 90.587931][ T5842] bcachefs (loop0): dropping and reconstructing all alloc info [ 90.602733][ T5842] bcachefs (loop0): check_topology... done [ 90.608671][ T5842] bcachefs (loop0): accounting_read... done [ 90.615191][ T5842] bcachefs (loop0): alloc_read... done [ 90.620730][ T5842] bcachefs (loop0): stripes_read... done [ 90.626456][ T5842] bcachefs (loop0): snapshots_read... done [pid 5842] mount("/dev/loop0", "./file1", "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, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5842] chdir("./file1") = 0 [ 90.632356][ T5842] bcachefs (loop0): check_allocations... done [ 90.650451][ T5842] bcachefs (loop0): going read-write [ 90.658878][ T5842] bcachefs (loop0): done starting filesystem [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5842] ioctl(4, LOOP_CLR_FD) = 0 [pid 5842] close(4) = 0 [pid 5842] open("./file1", O_RDWR|O_CREAT|O_SYNC|O_LARGEFILE, 000) = 4 [pid 5842] fallocate(4, FALLOC_FL_INSERT_RANGE, 0, 117440512) = 0 [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=21 /* 0.21 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 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, 0x55557c9147f0 /* 4 entries */, 32768) = 112 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 [ 90.837186][ T5830] bcachefs (loop0): shutting down [ 90.842260][ T5830] bcachefs (loop0): going read-only [ 90.847778][ T5830] bcachefs (loop0): finished waiting for writes to stop [ 90.855727][ T5830] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 90.870687][ T1142] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 90.883881][ T1142] bcachefs (loop0): fatal error - emergency read only [ 90.891224][ T5830] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 12 [ 90.901000][ T5830] bcachefs (loop0): unshutdown complete, journal seq 12 [ 90.908713][ T5830] bcachefs (loop0): done going read-only, filesystem not clean [ 90.923645][ T5830] bcachefs (loop0): shutdown complete umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1/file1", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1/file1", 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, 0x55557c91c830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55557c91c830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./1/file1") = 0 getdents64(3, 0x55557c9147f0 /* 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 5854 attached [pid 5854] set_robust_list(0x55557c913760, 24 [pid 5830] <... clone resumed>, child_tidptr=0x55557c913750) = 5854 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5854] chdir("./2") = 0 [pid 5854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5854] setpgid(0, 0) = 0 [pid 5854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "1000", 4) = 4 [pid 5854] close(3) = 0 [pid 5854] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5854] write(1, "executing program\n", 18) = 18 [pid 5854] memfd_create("syzkaller", 0) = 3 [pid 5854] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb069000000 [pid 5854] 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 5854] munmap(0x7fb069000000, 138412032) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5854] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5854] close(3) = 0 [pid 5854] close(4) = 0 [pid 5854] mkdir("./file1", 0777) = 0 [ 92.322559][ T5854] loop0: detected capacity change from 0 to 32768 [ 92.387344][ T5854] 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 [ 92.408404][ T5854] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 92.416508][ T5854] bcachefs (loop0): Version upgrade required: [ 92.416508][ T5854] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 92.416508][ T5854] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 92.416508][ T5854] 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 [ 92.488730][ T5854] bcachefs (loop0): dropping and reconstructing all alloc info [ 92.503374][ T5854] bcachefs (loop0): check_topology... done [ 92.509572][ T5854] bcachefs (loop0): accounting_read... done [ 92.516772][ T5854] bcachefs (loop0): alloc_read... done [ 92.522263][ T5854] bcachefs (loop0): stripes_read... done [ 92.528203][ T5854] bcachefs (loop0): snapshots_read... done [pid 5854] mount("/dev/loop0", "./file1", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5854] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5854] chdir("./file1") = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5854] ioctl(4, LOOP_CLR_FD) = 0 [pid 5854] close(4) = 0 [pid 5854] open("./file1", O_RDWR|O_CREAT|O_SYNC|O_LARGEFILE, 000) = 4 [ 92.534132][ T5854] bcachefs (loop0): check_allocations... done [ 92.550492][ T5854] bcachefs (loop0): going read-write [ 92.559412][ T5854] bcachefs (loop0): done starting filesystem [pid 5854] fallocate(4, FALLOC_FL_INSERT_RANGE, 0, 117440512) = 0 [pid 5854] exit_group(0) = ? [pid 5854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5854, 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("./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, 0x55557c9147f0 /* 4 entries */, 32768) = 112 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 [ 92.698222][ T5830] bcachefs (loop0): shutting down [ 92.703270][ T5830] bcachefs (loop0): going read-only [ 92.708926][ T5830] bcachefs (loop0): finished waiting for writes to stop [ 92.716675][ T5830] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 92.733143][ T1142] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 92.746333][ T1142] bcachefs (loop0): fatal error - emergency read only [ 92.753625][ T5830] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 12 [ 92.763349][ T5830] bcachefs (loop0): unshutdown complete, journal seq 12 [ 92.770839][ T5830] bcachefs (loop0): done going read-only, filesystem not clean [ 92.786565][ T5830] bcachefs (loop0): shutdown complete umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./2/file1", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./2/file1", 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, 0x55557c91c830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55557c91c830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./2/file1") = 0 getdents64(3, 0x55557c9147f0 /* 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 5865 attached , child_tidptr=0x55557c913750) = 5865 [pid 5865] set_robust_list(0x55557c913760, 24) = 0 [pid 5865] chdir("./3") = 0 [pid 5865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5865] setpgid(0, 0) = 0 [pid 5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5865] write(3, "1000", 4) = 4 [pid 5865] close(3) = 0 [pid 5865] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5865] write(1, "executing program\n", 18) = 18 [pid 5865] memfd_create("syzkaller", 0) = 3 [pid 5865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb069000000 [pid 5865] 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 5865] munmap(0x7fb069000000, 138412032) = 0 [pid 5865] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5865] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5865] close(3) = 0 [pid 5865] close(4) = 0 [pid 5865] mkdir("./file1", 0777) = 0 [ 94.101837][ T5865] loop0: detected capacity change from 0 to 32768 [ 94.190027][ T5865] 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 [ 94.211400][ T5865] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 94.219500][ T5865] bcachefs (loop0): Version upgrade required: [ 94.219500][ T5865] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 94.219500][ T5865] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 94.219500][ T5865] 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 [ 94.291800][ T5865] bcachefs (loop0): dropping and reconstructing all alloc info [ 94.306037][ T5865] bcachefs (loop0): check_topology... done [ 94.311976][ T5865] bcachefs (loop0): accounting_read... done [ 94.318149][ T5865] bcachefs (loop0): alloc_read... done [ 94.323629][ T5865] bcachefs (loop0): stripes_read... done [ 94.329481][ T5865] bcachefs (loop0): snapshots_read... done [pid 5865] mount("/dev/loop0", "./file1", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5865] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5865] chdir("./file1") = 0 [pid 5865] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 94.335408][ T5865] bcachefs (loop0): check_allocations... done [ 94.352264][ T5865] bcachefs (loop0): going read-write [ 94.360190][ T5865] bcachefs (loop0): done starting filesystem [pid 5865] ioctl(4, LOOP_CLR_FD) = 0 [pid 5865] close(4) = 0 [pid 5865] open("./file1", O_RDWR|O_CREAT|O_SYNC|O_LARGEFILE, 000) = 4 [pid 5865] fallocate(4, FALLOC_FL_INSERT_RANGE, 0, 117440512) = 0 [pid 5865] exit_group(0) = ? [pid 5865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=27 /* 0.27 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, 0x55557c9147f0 /* 4 entries */, 32768) = 112 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 [ 94.560499][ T5830] bcachefs (loop0): shutting down [ 94.565628][ T5830] bcachefs (loop0): going read-only [ 94.571193][ T5830] bcachefs (loop0): finished waiting for writes to stop [ 94.579493][ T5830] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 94.594305][ T1142] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 94.607518][ T1142] bcachefs (loop0): fatal error - emergency read only [ 94.614591][ T5830] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 12 [ 94.624567][ T5830] bcachefs (loop0): unshutdown complete, journal seq 12 [ 94.632306][ T5830] bcachefs (loop0): done going read-only, filesystem not clean [ 94.648211][ T5830] bcachefs (loop0): shutdown complete umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./3/file1", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3/file1", 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, 0x55557c91c830 /* 2 entries */, 32768) = 48 getdents64(4, 0x55557c91c830 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3/file1") = 0 getdents64(3, 0x55557c9147f0 /* 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 5877 attached , child_tidptr=0x55557c913750) = 5877 [pid 5877] set_robust_list(0x55557c913760, 24) = 0 [pid 5877] chdir("./4") = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5877] setpgid(0, 0) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5877] write(3, "1000", 4) = 4 [pid 5877] close(3) = 0 [pid 5877] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5877] write(1, "executing program\n", 18executing program ) = 18 [pid 5877] memfd_create("syzkaller", 0) = 3 [pid 5877] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb069000000 [pid 5877] 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 5877] munmap(0x7fb069000000, 138412032) = 0 [pid 5877] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5877] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5877] close(3) = 0 [pid 5877] close(4) = 0 [pid 5877] mkdir("./file1", 0777) = 0 [ 96.042910][ T5877] loop0: detected capacity change from 0 to 32768 [ 96.109081][ T5877] 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 [ 96.130521][ T5877] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 96.138606][ T5877] bcachefs (loop0): Version upgrade required: [ 96.138606][ T5877] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 96.138606][ T5877] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 96.138606][ T5877] 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 [ 96.210507][ T5877] bcachefs (loop0): dropping and reconstructing all alloc info [ 96.224767][ T5877] bcachefs (loop0): check_topology... done [ 96.230693][ T5877] bcachefs (loop0): accounting_read... done [ 96.236801][ T5877] bcachefs (loop0): alloc_read... done [ 96.242273][ T5877] bcachefs (loop0): stripes_read... done [ 96.248147][ T5877] bcachefs (loop0): snapshots_read... done [pid 5877] mount("/dev/loop0", "./file1", "bcachefs", MS_I_VERSION, "acl,direct_io,norecovery,fsck,journal_flush_disabled,noreTovery,btree_node_mem_ptr_optimization,reco"...) = 0 [pid 5877] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5877] chdir("./file1") = 0 [pid 5877] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5877] ioctl(4, LOOP_CLR_FD) = 0 [pid 5877] close(4) = 0 [pid 5877] open("./file1", O_RDWR|O_CREAT|O_SYNC|O_LARGEFILE, 000) = 4 [ 96.254063][ T5877] bcachefs (loop0): check_allocations... done [ 96.270698][ T5877] bcachefs (loop0): going read-write [ 96.279341][ T5877] bcachefs (loop0): done starting filesystem [pid 5877] fallocate(4, FALLOC_FL_INSERT_RANGE, 0, 117440512) = 0 [pid 5877] exit_group(0) = ? [pid 5877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=24 /* 0.24 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./4", 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, 0x55557c9147f0 /* 4 entries */, 32768) = 112 [ 96.334542][ T5877] syz-executor367 (5877) used greatest stack depth: 15832 bytes left 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 [ 96.443503][ T5830] bcachefs (loop0): shutting down [ 96.448764][ T5830] bcachefs (loop0): going read-only [ 96.453957][ T5830] bcachefs (loop0): finished waiting for writes to stop [ 96.461548][ T5830] bcachefs (loop0): flushing journal and stopping allocators, journal seq 11 [ 96.471158][ T5830] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 12 [ 96.483705][ T1142] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock write was silently dropped! (seq 0 expected 53) [ 96.486928][ T5830] bcachefs (loop0): unshutdown complete, journal seq 13 [ 96.496792][ T1142] bcachefs (loop0): fatal error - emergency read only [ 96.510571][ T1142] ------------[ cut here ]------------ [ 96.516109][ T1142] kernel BUG at fs/bcachefs/journal.h:375! [ 96.522167][ T1142] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 96.529122][ T1142] CPU: 1 UID: 0 PID: 1142 Comm: kworker/u8:6 Not tainted 6.12.0-rc7-syzkaller-00042-gf1b785f4c787 #0 [ 96.539965][ T1142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 96.550003][ T1142] Workqueue: btree_update btree_interior_update_work [ 96.556683][ T1142] RIP: 0010:__bch2_trans_commit+0x9232/0x93c0 [ 96.562754][ T1142] 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 [ 96.582359][ T1142] RSP: 0018:ffffc900043276c0 EFLAGS: 00010293 [ 96.588411][ T1142] RAX: ffffffff841c8241 RBX: 0000000000000000 RCX: ffff888027770000 [ 96.596379][ T1142] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 96.604353][ T1142] RBP: ffffc90004327890 R08: ffffffff841c2578 R09: 1ffff1100ec594a8 [ 96.612315][ T1142] R10: dffffc0000000000 R11: ffffed100ec594a9 R12: ffff888076280000 [ 96.620294][ T1142] R13: ffff8880762ca500 R14: 0000000000000044 R15: ffff88807b9fc0d0 [ 96.628249][ T1142] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 96.637160][ T1142] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.643725][ T1142] CR2: 000055fd742b7910 CR3: 000000007c498000 CR4: 00000000003526f0 [ 96.651679][ T1142] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 96.659637][ T1142] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 96.667611][ T1142] Call Trace: [ 96.670874][ T1142] [ 96.673786][ T1142] ? __die_body+0x5f/0xb0 [ 96.678099][ T1142] ? die+0x9e/0xc0 [ 96.681800][ T1142] ? do_trap+0x15a/0x3a0 [ 96.686024][ T1142] ? __bch2_trans_commit+0x9232/0x93c0 [ 96.691489][ T1142] ? do_error_trap+0x1dc/0x2c0 [ 96.696242][ T1142] ? __bch2_trans_commit+0x9232/0x93c0 [ 96.701694][ T1142] ? __pfx___do_six_trylock+0x10/0x10 [ 96.707047][ T1142] ? __pfx_do_error_trap+0x10/0x10 [ 96.712143][ T1142] ? handle_invalid_op+0x34/0x40 [ 96.717066][ T1142] ? __bch2_trans_commit+0x9232/0x93c0 [ 96.722506][ T1142] ? exc_invalid_op+0x38/0x50 [ 96.727179][ T1142] ? asm_exc_invalid_op+0x1a/0x20 [ 96.732185][ T1142] ? __bch2_trans_commit+0x3568/0x93c0 [ 96.737626][ T1142] ? __bch2_trans_commit+0x9231/0x93c0 [ 96.743067][ T1142] ? __bch2_trans_commit+0x9232/0x93c0 [ 96.748513][ T1142] ? __pfx___bch2_trans_commit+0x10/0x10 [ 96.754129][ T1142] ? bch2_dev_btree_bitmap_marked+0x2f/0xda0 [ 96.760092][ T1142] ? __bch2_trans_jset_entry_alloc+0x2c7/0x4b0 [ 96.766237][ T1142] ? btree_interior_update_work+0x117a/0x2b10 [ 96.772290][ T1142] btree_interior_update_work+0x1492/0x2b10 [ 96.778174][ T1142] ? __pfx_btree_interior_update_work+0x10/0x10 [ 96.784397][ T1142] ? __pfx_lock_acquire+0x10/0x10 [ 96.789406][ T1142] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 96.795367][ T1142] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 96.801681][ T1142] ? process_scheduled_works+0x976/0x1850 [ 96.807387][ T1142] process_scheduled_works+0xa63/0x1850 [ 96.812932][ T1142] ? __pfx_process_scheduled_works+0x10/0x10 [ 96.818894][ T1142] ? assign_work+0x364/0x3d0 [ 96.823473][ T1142] worker_thread+0x870/0xd30 [ 96.828050][ T1142] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 96.833924][ T1142] ? __kthread_parkme+0x169/0x1d0 [ 96.838938][ T1142] ? __pfx_worker_thread+0x10/0x10 [ 96.844038][ T1142] kthread+0x2f0/0x390 [ 96.848087][ T1142] ? __pfx_worker_thread+0x10/0x10 [ 96.853178][ T1142] ? __pfx_kthread+0x10/0x10 [ 96.857748][ T1142] ret_from_fork+0x4b/0x80 [ 96.862166][ T1142] ? __pfx_kthread+0x10/0x10 [ 96.866751][ T1142] ret_from_fork_asm+0x1a/0x30 [ 96.871526][ T1142] [ 96.874534][ T1142] Modules linked in: [ 96.878622][ T1142] ---[ end trace 0000000000000000 ]--- [ 96.884174][ T1142] RIP: 0010:__bch2_trans_commit+0x9232/0x93c0 [ 96.890321][ T1142] 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 [ 96.909994][ T1142] RSP: 0018:ffffc900043276c0 EFLAGS: 00010293 [ 96.916071][ T1142] RAX: ffffffff841c8241 RBX: 0000000000000000 RCX: ffff888027770000 [ 96.924088][ T1142] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 96.932103][ T1142] RBP: ffffc90004327890 R08: ffffffff841c2578 R09: 1ffff1100ec594a8 [ 96.940107][ T1142] R10: dffffc0000000000 R11: ffffed100ec594a9 R12: ffff888076280000 [ 96.948107][ T1142] R13: ffff8880762ca500 R14: 0000000000000044 R15: ffff88807b9fc0d0 [ 96.956070][ T1142] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 96.965017][ T1142] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.971679][ T1142] CR2: 000055fd742b7910 CR3: 000000007c498000 CR4: 00000000003526f0 [ 96.979672][ T1142] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 96.987684][ T1142] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 96.995672][ T1142] Kernel panic - not syncing: Fatal exception [ 97.001983][ T1142] Kernel Offset: disabled [ 97.006300][ T1142] Rebooting in 86400 seconds..