./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3792058414 <...> Warning: Permanently added '10.128.0.41' (ED25519) to the list of known hosts. execve("./syz-executor3792058414", ["./syz-executor3792058414"], 0x7fffc9aeba40 /* 10 vars */) = 0 brk(NULL) = 0x555567200000 brk(0x555567200d00) = 0x555567200d00 arch_prctl(ARCH_SET_FS, 0x555567200380) = 0 set_tid_address(0x555567200650) = 5218 set_robust_list(0x555567200660, 24) = 0 rseq(0x555567200ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3792058414", 4096) = 28 getrandom("\x56\x18\x1a\xb3\xa4\x37\x3f\x13", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555567200d00 brk(0x555567221d00) = 0x555567221d00 brk(0x555567222000) = 0x555567222000 mprotect(0x7f951dbed000, 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 mkdir("./syzkaller.JFHN9A", 0700) = 0 chmod("./syzkaller.JFHN9A", 0777) = 0 chdir("./syzkaller.JFHN9A") = 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 5219 attached , child_tidptr=0x555567200650) = 5219 [pid 5219] set_robust_list(0x555567200660, 24) = 0 [pid 5219] chdir("./0") = 0 [pid 5219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5219] setpgid(0, 0) = 0 [pid 5219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5219] write(3, "1000", 4) = 4 [pid 5219] close(3) = 0 [pid 5219] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5219] write(1, "executing program\n", 18) = 18 [pid 5219] memfd_create("syzkaller", 0) = 3 [pid 5219] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5219] 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 5219] munmap(0x7f9515600000, 138412032) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5219] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5219] close(3) = 0 [pid 5219] close(4) = 0 [pid 5219] mkdir("./file0", 0777) = 0 [ 73.251750][ T5219] loop0: detected capacity change from 0 to 32768 [ 73.341011][ T5219] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=data_checksum=none,compression=lz4,fsck,norecovery,nojournal_transaction_names,no_data_io [ 73.357388][ T5219] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 73.365807][ T5219] bcachefs (loop0): Version upgrade required: [ 73.365807][ T5219] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 73.365807][ T5219] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 73.365807][ T5219] 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 [ 73.452781][ T5219] bcachefs (loop0): check_topology... done [ 73.458825][ T5219] bcachefs (loop0): accounting_read... done [ 73.466113][ T5219] bcachefs (loop0): alloc_read... done [ 73.472102][ T5219] bcachefs (loop0): stripes_read... done [ 73.478187][ T5219] bcachefs (loop0): snapshots_read... done [ 73.484525][ T5219] bcachefs (loop0): check_allocations... [ 73.488863][ T5219] bucket 0:26 data type btree ptr gen 0 missing in alloc btree [ 73.488887][ T5219] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, fixing [ 73.520394][ T5219] bucket 0:38 data type btree ptr gen 0 missing in alloc btree [ 73.520411][ T5219] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing [ 73.545189][ T5219] bucket 0:41 data type btree ptr gen 0 missing in alloc btree [ 73.545206][ T5219] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0, fixing [ 73.570279][ T5219] bucket 0:35 data type btree ptr gen 0 missing in alloc btree [ 73.570297][ T5219] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing [ 73.596885][ T5219] bucket 0:29 data type btree ptr gen 0 missing in alloc btree [ 73.596902][ T5219] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0, fixing [ 73.621291][ T5219] bucket 0:1 gen 0 has wrong data_type: got free, should be sb, fixing [ 73.630273][ T5219] bucket 0:1 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 73.641111][ T5219] bucket 0:2 gen 0 has wrong data_type: got free, should be sb, fixing [ 73.649701][ T5219] bucket 0:2 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 73.659556][ T5219] bucket 0:3 gen 0 has wrong data_type: got free, should be sb, fixing [ 73.668040][ T5219] bucket 0:3 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 73.677903][ T5219] bucket 0:4 gen 0 has wrong data_type: got free, should be sb, fixing [ 73.686217][ T5219] bucket 0:4 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 73.696151][ T5219] bucket 0:5 gen 0 has wrong data_type: got free, should be sb, fixing [ 73.704785][ T5219] bucket 0:5 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 73.714765][ T5219] bucket 0:6 gen 0 has wrong data_type: got free, should be sb, fixing [ 73.723232][ T5219] bucket 0:6 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 73.733046][ T5219] bucket 0:7 gen 0 has wrong data_type: got free, should be sb, fixing [ 73.741462][ T5219] bucket 0:7 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 73.751715][ T5219] bucket 0:8 gen 0 has wrong data_type: got free, should be sb, fixing [ 73.760209][ T5219] bucket 0:8 gen 0 data type sb has wrong dirty_sectors: got 0, should be 8, fixing [ 73.769827][ T5219] bucket 0:9 gen 0 has wrong data_type: got free, should be journal, fixing [ 73.778795][ T5219] bucket 0:9 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 73.789044][ T5219] bucket 0:10 gen 0 has wrong data_type: got free, should be journal, fixing [ 73.798063][ T5219] bucket 0:10 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 73.808385][ T5219] bucket 0:11 gen 0 has wrong data_type: got free, should be journal, fixing [ 73.817258][ T5219] bcachefs (loop0): Ratelimiting new instances of previous error [ 73.825099][ T5219] bucket 0:11 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 73.835235][ T5219] bcachefs (loop0): Ratelimiting new instances of previous error [ 73.852005][ T5219] done [pid 5219] mount("/dev/loop0", "./file0", "bcachefs", 0, "acl,direct_io,direct_io,fsck,acl,norecovery,acl,metadata_checksum=crc32c,no_data_io,hash,") = 0 [pid 5219] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5219] chdir("./file0") = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5219] ioctl(4, LOOP_CLR_FD) = 0 [ 73.856584][ T5219] bcachefs (loop0): going read-write [ 73.867678][ T5219] bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean [ 73.880230][ T5219] bcachefs (loop0): done starting filesystem [pid 5219] close(4) = 0 [pid 5219] memfd_create("syzkaller", 0) = 4 [pid 5219] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5219] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5219] munmap(0x7f9515600000, 138412032) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5219] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5219] ioctl(5, LOOP_CLR_FD) = 0 [pid 5219] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5219] close(5) = 0 [pid 5219] close(4) = 0 [pid 5219] mkdir("./bus", 0777) = 0 [pid 5219] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5219] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5219, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=64 /* 0.64 s */} --- 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, 0x5555672016f0 /* 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 [ 74.114792][ T5218] bcachefs (loop0): shutting down [ 74.120129][ T5218] bcachefs (loop0): going read-only [ 74.125522][ T5218] bcachefs (loop0): finished waiting for writes to stop [ 74.135477][ T5218] bcachefs (loop0): flushing journal and stopping allocators, journal seq 12 [ 74.163266][ T5218] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 16 [ 74.174596][ T5218] bcachefs (loop0): unshutdown complete, journal seq 17 [ 74.182755][ T5218] bcachefs (loop0): done going read-only, filesystem not clean [ 74.204968][ T5218] bcachefs (loop0): shutdown complete umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0/file0", 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, 0x555567209730 /* 2 entries */, 32768) = 48 getdents64(4, 0x555567209730 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./0/file0") = 0 getdents64(3, 0x5555672016f0 /* 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 5232 attached [pid 5232] set_robust_list(0x555567200660, 24 [pid 5218] <... clone resumed>, child_tidptr=0x555567200650) = 5232 [pid 5232] <... set_robust_list resumed>) = 0 [pid 5232] chdir("./1") = 0 [pid 5232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5232] setpgid(0, 0) = 0 [pid 5232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5232] write(3, "1000", 4) = 4 [pid 5232] close(3) = 0 [pid 5232] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5232] write(1, "executing program\n", 18) = 18 [pid 5232] memfd_create("syzkaller", 0) = 3 [pid 5232] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5232] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5232] munmap(0x7f9515600000, 138412032) = 0 [pid 5232] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5232] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5232] close(3) = 0 [pid 5232] close(4) = 0 [pid 5232] mkdir("./file0", 0777) = 0 [ 75.603942][ T5232] loop0: detected capacity change from 0 to 32768 [ 75.688135][ T5232] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=data_checksum=none,compression=lz4,fsck,norecovery,nojournal_transaction_names,no_data_io [ 75.703693][ T5232] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 75.711945][ T5232] bcachefs (loop0): Version upgrade required: [ 75.711945][ T5232] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 75.711945][ T5232] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 75.711945][ T5232] 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 [ 75.795969][ T5232] bcachefs (loop0): check_topology... done [ 75.802028][ T5232] bcachefs (loop0): accounting_read... done [ 75.808898][ T5232] bcachefs (loop0): alloc_read... done [ 75.814497][ T5232] bcachefs (loop0): stripes_read... done [ 75.820256][ T5232] bcachefs (loop0): snapshots_read... done [ 75.826266][ T5232] bcachefs (loop0): check_allocations... [ 75.828303][ T5232] bucket 0:26 data type btree ptr gen 0 missing in alloc btree [ 75.828318][ T5232] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, fixing [ 75.859632][ T5232] bucket 0:38 data type btree ptr gen 0 missing in alloc btree [ 75.859648][ T5232] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing [ 75.884185][ T5232] bucket 0:41 data type btree ptr gen 0 missing in alloc btree [ 75.884202][ T5232] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0, fixing [ 75.909125][ T5232] bucket 0:35 data type btree ptr gen 0 missing in alloc btree [ 75.909141][ T5232] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing [ 75.934988][ T5232] bucket 0:29 data type btree ptr gen 0 missing in alloc btree [ 75.935004][ T5232] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0, fixing [ 75.959084][ T5232] bucket 0:1 gen 0 has wrong data_type: got free, should be sb, fixing [ 75.967599][ T5232] bucket 0:1 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 75.977579][ T5232] bucket 0:2 gen 0 has wrong data_type: got free, should be sb, fixing [ 75.985893][ T5232] bucket 0:2 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 75.995750][ T5232] bucket 0:3 gen 0 has wrong data_type: got free, should be sb, fixing [ 76.004204][ T5232] bucket 0:3 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 76.014068][ T5232] bucket 0:4 gen 0 has wrong data_type: got free, should be sb, fixing [ 76.022566][ T5232] bucket 0:4 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 76.032449][ T5232] bucket 0:5 gen 0 has wrong data_type: got free, should be sb, fixing [ 76.040847][ T5232] bucket 0:5 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 76.050643][ T5232] bucket 0:6 gen 0 has wrong data_type: got free, should be sb, fixing [ 76.059025][ T5232] bucket 0:6 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 76.068842][ T5232] bucket 0:7 gen 0 has wrong data_type: got free, should be sb, fixing [ 76.077212][ T5232] bucket 0:7 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 76.087013][ T5232] bucket 0:8 gen 0 has wrong data_type: got free, should be sb, fixing [ 76.095612][ T5232] bucket 0:8 gen 0 data type sb has wrong dirty_sectors: got 0, should be 8, fixing [ 76.105262][ T5232] bucket 0:9 gen 0 has wrong data_type: got free, should be journal, fixing [ 76.114133][ T5232] bucket 0:9 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 76.124450][ T5232] bucket 0:10 gen 0 has wrong data_type: got free, should be journal, fixing [ 76.133446][ T5232] bucket 0:10 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 76.143957][ T5232] bucket 0:11 gen 0 has wrong data_type: got free, should be journal, fixing [ 76.152837][ T5232] bcachefs (loop0): Ratelimiting new instances of previous error [ 76.160753][ T5232] bucket 0:11 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 76.170922][ T5232] bcachefs (loop0): Ratelimiting new instances of previous error [ 76.184863][ T5232] done [ 76.189263][ T5232] bcachefs (loop0): going read-write [pid 5232] mount("/dev/loop0", "./file0", "bcachefs", 0, "acl,direct_io,direct_io,fsck,acl,norecovery,acl,metadata_checksum=crc32c,no_data_io,hash,") = 0 [pid 5232] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5232] chdir("./file0") = 0 [pid 5232] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5232] ioctl(4, LOOP_CLR_FD) = 0 [pid 5232] close(4) = 0 [pid 5232] memfd_create("syzkaller", 0) = 4 [pid 5232] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5232] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5232] munmap(0x7f9515600000, 138412032) = 0 [ 76.199179][ T5232] bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean [ 76.211164][ T5232] bcachefs (loop0): done starting filesystem [pid 5232] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5232] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5232] ioctl(5, LOOP_CLR_FD) = 0 [pid 5232] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5232] close(5) = 0 [pid 5232] close(4) = 0 [pid 5232] mkdir("./bus", 0777) = 0 [pid 5232] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5232] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5232, si_uid=0, si_status=SIGSEGV, si_utime=1 /* 0.01 s */, si_stime=65 /* 0.65 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, 0x5555672016f0 /* 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 [ 76.471542][ T5218] bcachefs (loop0): shutting down [ 76.476944][ T5218] bcachefs (loop0): going read-only [ 76.482240][ T5218] bcachefs (loop0): finished waiting for writes to stop [ 76.490756][ T5218] bcachefs (loop0): flushing journal and stopping allocators, journal seq 12 [ 76.513883][ T5218] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 16 [ 76.525202][ T5218] bcachefs (loop0): unshutdown complete, journal seq 17 [ 76.532981][ T5218] bcachefs (loop0): done going read-only, filesystem not clean [ 76.550944][ T5218] bcachefs (loop0): shutdown complete umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1/file0", 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, 0x555567209730 /* 2 entries */, 32768) = 48 getdents64(4, 0x555567209730 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./1/file0") = 0 getdents64(3, 0x5555672016f0 /* 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 5243 attached , child_tidptr=0x555567200650) = 5243 [pid 5243] set_robust_list(0x555567200660, 24) = 0 [pid 5243] chdir("./2") = 0 [pid 5243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5243] setpgid(0, 0) = 0 [pid 5243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5243] write(3, "1000", 4) = 4 [pid 5243] close(3) = 0 [pid 5243] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5243] write(1, "executing program\n", 18executing program ) = 18 [pid 5243] memfd_create("syzkaller", 0) = 3 [pid 5243] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5243] 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 5243] munmap(0x7f9515600000, 138412032) = 0 [pid 5243] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5243] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5243] close(3) = 0 [pid 5243] close(4) = 0 [pid 5243] mkdir("./file0", 0777) = 0 [ 77.910320][ T5243] loop0: detected capacity change from 0 to 32768 [ 77.993524][ T5243] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=data_checksum=none,compression=lz4,fsck,norecovery,nojournal_transaction_names,no_data_io [ 78.009760][ T5243] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 78.018258][ T5243] bcachefs (loop0): Version upgrade required: [ 78.018258][ T5243] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 78.018258][ T5243] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 78.018258][ T5243] 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 [ 78.101261][ T5243] bcachefs (loop0): check_topology... done [ 78.107231][ T5243] bcachefs (loop0): accounting_read... done [ 78.113434][ T5243] bcachefs (loop0): alloc_read... done [ 78.119205][ T5243] bcachefs (loop0): stripes_read... done [ 78.124919][ T5243] bcachefs (loop0): snapshots_read... done [ 78.130945][ T5243] bcachefs (loop0): check_allocations... [ 78.133317][ T5243] bucket 0:26 data type btree ptr gen 0 missing in alloc btree [ 78.133333][ T5243] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, fixing [ 78.164212][ T5243] bucket 0:38 data type btree ptr gen 0 missing in alloc btree [ 78.164229][ T5243] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing [ 78.189046][ T5243] bucket 0:41 data type btree ptr gen 0 missing in alloc btree [ 78.189062][ T5243] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0, fixing [ 78.214106][ T5243] bucket 0:35 data type btree ptr gen 0 missing in alloc btree [ 78.214122][ T5243] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing [ 78.240463][ T5243] bucket 0:29 data type btree ptr gen 0 missing in alloc btree [ 78.240480][ T5243] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0, fixing [ 78.264595][ T5243] bucket 0:1 gen 0 has wrong data_type: got free, should be sb, fixing [ 78.273229][ T5243] bucket 0:1 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 78.283319][ T5243] bucket 0:2 gen 0 has wrong data_type: got free, should be sb, fixing [ 78.291775][ T5243] bucket 0:2 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 78.301697][ T5243] bucket 0:3 gen 0 has wrong data_type: got free, should be sb, fixing [ 78.310149][ T5243] bucket 0:3 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 78.320032][ T5243] bucket 0:4 gen 0 has wrong data_type: got free, should be sb, fixing [ 78.328669][ T5243] bucket 0:4 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 78.339267][ T5243] bucket 0:5 gen 0 has wrong data_type: got free, should be sb, fixing [ 78.347669][ T5243] bucket 0:5 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 78.357609][ T5243] bucket 0:6 gen 0 has wrong data_type: got free, should be sb, fixing [ 78.365925][ T5243] bucket 0:6 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 78.376019][ T5243] bucket 0:7 gen 0 has wrong data_type: got free, should be sb, fixing [ 78.384538][ T5243] bucket 0:7 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 78.394526][ T5243] bucket 0:8 gen 0 has wrong data_type: got free, should be sb, fixing [ 78.402947][ T5243] bucket 0:8 gen 0 data type sb has wrong dirty_sectors: got 0, should be 8, fixing [ 78.412593][ T5243] bucket 0:9 gen 0 has wrong data_type: got free, should be journal, fixing [ 78.421504][ T5243] bucket 0:9 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 78.431913][ T5243] bucket 0:10 gen 0 has wrong data_type: got free, should be journal, fixing [ 78.440882][ T5243] bucket 0:10 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 78.451271][ T5243] bucket 0:11 gen 0 has wrong data_type: got free, should be journal, fixing [ 78.460211][ T5243] bcachefs (loop0): Ratelimiting new instances of previous error [ 78.468209][ T5243] bucket 0:11 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 78.478502][ T5243] bcachefs (loop0): Ratelimiting new instances of previous error [ 78.492451][ T5243] done [ 78.497417][ T5243] bcachefs (loop0): going read-write [pid 5243] mount("/dev/loop0", "./file0", "bcachefs", 0, "acl,direct_io,direct_io,fsck,acl,norecovery,acl,metadata_checksum=crc32c,no_data_io,hash,") = 0 [pid 5243] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5243] chdir("./file0") = 0 [ 78.507358][ T5243] bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean [ 78.519139][ T5243] bcachefs (loop0): done starting filesystem [pid 5243] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5243] ioctl(4, LOOP_CLR_FD) = 0 [pid 5243] close(4) = 0 [pid 5243] memfd_create("syzkaller", 0) = 4 [pid 5243] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5243] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5243] munmap(0x7f9515600000, 138412032) = 0 [pid 5243] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5243] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5243] ioctl(5, LOOP_CLR_FD) = 0 [pid 5243] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5243] close(5) = 0 [pid 5243] close(4) = 0 [pid 5243] mkdir("./bus", 0777) = 0 [pid 5243] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5243] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5243, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=61 /* 0.61 s */} --- 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, 0x5555672016f0 /* 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 [ 78.778034][ T5218] bcachefs (loop0): shutting down [ 78.783115][ T5218] bcachefs (loop0): going read-only [ 78.789022][ T5218] bcachefs (loop0): finished waiting for writes to stop [ 78.796983][ T5218] bcachefs (loop0): flushing journal and stopping allocators, journal seq 13 [ 78.820234][ T5218] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 17 [ 78.831444][ T5218] bcachefs (loop0): unshutdown complete, journal seq 18 [ 78.839265][ T5218] bcachefs (loop0): done going read-only, filesystem not clean [ 78.856470][ T5218] bcachefs (loop0): shutdown complete umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./2/file0", 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, 0x555567209730 /* 2 entries */, 32768) = 48 getdents64(4, 0x555567209730 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./2/file0") = 0 getdents64(3, 0x5555672016f0 /* 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 5254 attached [pid 5254] set_robust_list(0x555567200660, 24 [pid 5218] <... clone resumed>, child_tidptr=0x555567200650) = 5254 [pid 5254] <... set_robust_list resumed>) = 0 [pid 5254] chdir("./3") = 0 [pid 5254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5254] setpgid(0, 0) = 0 [pid 5254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5254] write(3, "1000", 4) = 4 [pid 5254] close(3) = 0 [pid 5254] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5254] write(1, "executing program\n", 18) = 18 [pid 5254] memfd_create("syzkaller", 0) = 3 [pid 5254] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5254] 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 5254] munmap(0x7f9515600000, 138412032) = 0 [pid 5254] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5254] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5254] close(3) = 0 [pid 5254] close(4) = 0 [pid 5254] mkdir("./file0", 0777) = 0 [ 80.257207][ T5254] loop0: detected capacity change from 0 to 32768 [ 80.329249][ T5254] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=data_checksum=none,compression=lz4,fsck,norecovery,nojournal_transaction_names,no_data_io [ 80.345672][ T5254] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 80.353866][ T5254] bcachefs (loop0): Version upgrade required: [ 80.353866][ T5254] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 80.353866][ T5254] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 80.353866][ T5254] 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 [ 80.437166][ T5254] bcachefs (loop0): check_topology... done [ 80.443126][ T5254] bcachefs (loop0): accounting_read... done [ 80.449734][ T5254] bcachefs (loop0): alloc_read... done [ 80.455442][ T5254] bcachefs (loop0): stripes_read... done [ 80.461255][ T5254] bcachefs (loop0): snapshots_read... done [ 80.467354][ T5254] bcachefs (loop0): check_allocations... [ 80.469299][ T5254] bucket 0:26 data type btree ptr gen 0 missing in alloc btree [ 80.469315][ T5254] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, fixing [ 80.500428][ T5254] bucket 0:38 data type btree ptr gen 0 missing in alloc btree [ 80.500446][ T5254] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing [ 80.525084][ T5254] bucket 0:41 data type btree ptr gen 0 missing in alloc btree [ 80.525101][ T5254] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0, fixing [ 80.550025][ T5254] bucket 0:35 data type btree ptr gen 0 missing in alloc btree [ 80.550042][ T5254] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing [ 80.576776][ T5254] bucket 0:29 data type btree ptr gen 0 missing in alloc btree [ 80.576793][ T5254] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0, fixing [ 80.600752][ T5254] bucket 0:1 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.609202][ T5254] bucket 0:1 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 80.619178][ T5254] bucket 0:2 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.627667][ T5254] bucket 0:2 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 80.637523][ T5254] bucket 0:3 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.645842][ T5254] bucket 0:3 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 80.656289][ T5254] bucket 0:4 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.664762][ T5254] bucket 0:4 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 80.674622][ T5254] bucket 0:5 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.683122][ T5254] bucket 0:5 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 80.693048][ T5254] bucket 0:6 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.701524][ T5254] bucket 0:6 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 80.711393][ T5254] bucket 0:7 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.719816][ T5254] bucket 0:7 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 80.729668][ T5254] bucket 0:8 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.738079][ T5254] bucket 0:8 gen 0 data type sb has wrong dirty_sectors: got 0, should be 8, fixing [ 80.747735][ T5254] bucket 0:9 gen 0 has wrong data_type: got free, should be journal, fixing [ 80.756597][ T5254] bucket 0:9 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 80.766865][ T5254] bucket 0:10 gen 0 has wrong data_type: got free, should be journal, fixing [ 80.775756][ T5254] bucket 0:10 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 80.786141][ T5254] bucket 0:11 gen 0 has wrong data_type: got free, should be journal, fixing [ 80.794990][ T5254] bcachefs (loop0): Ratelimiting new instances of previous error [ 80.802832][ T5254] bucket 0:11 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 80.813078][ T5254] bcachefs (loop0): Ratelimiting new instances of previous error [ 80.827264][ T5254] done [ 80.831527][ T5254] bcachefs (loop0): going read-write [pid 5254] mount("/dev/loop0", "./file0", "bcachefs", 0, "acl,direct_io,direct_io,fsck,acl,norecovery,acl,metadata_checksum=crc32c,no_data_io,hash,") = 0 [pid 5254] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5254] chdir("./file0") = 0 [pid 5254] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5254] ioctl(4, LOOP_CLR_FD) = 0 [pid 5254] close(4) = 0 [pid 5254] memfd_create("syzkaller", 0) = 4 [ 80.840782][ T5254] bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean [ 80.852708][ T5254] bcachefs (loop0): done starting filesystem [pid 5254] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5254] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5254] munmap(0x7f9515600000, 138412032) = 0 [pid 5254] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5254] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5254] ioctl(5, LOOP_CLR_FD) = 0 [pid 5254] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5254] close(5) = 0 [pid 5254] close(4) = 0 [pid 5254] mkdir("./bus", 0777) = 0 [pid 5254] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5254] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5254, si_uid=0, si_status=SIGSEGV, si_utime=2 /* 0.02 s */, si_stime=63 /* 0.63 s */} --- 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, 0x5555672016f0 /* 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 [ 81.108642][ T5218] bcachefs (loop0): shutting down [ 81.113707][ T5218] bcachefs (loop0): going read-only [ 81.119201][ T5218] bcachefs (loop0): finished waiting for writes to stop [ 81.126862][ T5218] bcachefs (loop0): flushing journal and stopping allocators, journal seq 12 [ 81.151426][ T5218] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 15 [ 81.162137][ T5218] bcachefs (loop0): unshutdown complete, journal seq 16 [ 81.170137][ T5218] bcachefs (loop0): done going read-only, filesystem not clean [ 81.187438][ T5218] bcachefs (loop0): shutdown complete umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3/file0", 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, 0x555567209730 /* 2 entries */, 32768) = 48 getdents64(4, 0x555567209730 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3/file0") = 0 getdents64(3, 0x5555672016f0 /* 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 5266 attached [pid 5266] set_robust_list(0x555567200660, 24 [pid 5218] <... clone resumed>, child_tidptr=0x555567200650) = 5266 [pid 5266] <... set_robust_list resumed>) = 0 [pid 5266] chdir("./4") = 0 [pid 5266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5266] setpgid(0, 0) = 0 [pid 5266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5266] write(3, "1000", 4) = 4 [pid 5266] close(3) = 0 [pid 5266] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5266] write(1, "executing program\n", 18executing program ) = 18 [pid 5266] memfd_create("syzkaller", 0) = 3 [pid 5266] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5266] 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 5266] munmap(0x7f9515600000, 138412032) = 0 [pid 5266] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5266] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5266] close(3) = 0 [pid 5266] close(4) = 0 [pid 5266] mkdir("./file0", 0777) = 0 [ 82.590897][ T5266] loop0: detected capacity change from 0 to 32768 [ 82.662877][ T5266] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=data_checksum=none,compression=lz4,fsck,norecovery,nojournal_transaction_names,no_data_io [ 82.678680][ T5266] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 82.687096][ T5266] bcachefs (loop0): Version upgrade required: [ 82.687096][ T5266] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 82.687096][ T5266] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 82.687096][ T5266] 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 [ 82.769539][ T5266] bcachefs (loop0): check_topology... done [ 82.775460][ T5266] bcachefs (loop0): accounting_read... done [ 82.781907][ T5266] bcachefs (loop0): alloc_read... done [ 82.787610][ T5266] bcachefs (loop0): stripes_read... done [ 82.793323][ T5266] bcachefs (loop0): snapshots_read... done [ 82.799317][ T5266] bcachefs (loop0): check_allocations... [ 82.801412][ T5266] bucket 0:26 data type btree ptr gen 0 missing in alloc btree [ 82.801428][ T5266] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, fixing [ 82.832395][ T5266] bucket 0:38 data type btree ptr gen 0 missing in alloc btree [ 82.832411][ T5266] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing [ 82.857116][ T5266] bucket 0:41 data type btree ptr gen 0 missing in alloc btree [ 82.857132][ T5266] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0, fixing [ 82.881919][ T5266] bucket 0:35 data type btree ptr gen 0 missing in alloc btree [ 82.881934][ T5266] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing [ 82.908191][ T5266] bucket 0:29 data type btree ptr gen 0 missing in alloc btree [ 82.908207][ T5266] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0, fixing [ 82.932174][ T5266] bucket 0:1 gen 0 has wrong data_type: got free, should be sb, fixing [ 82.940667][ T5266] bucket 0:1 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 82.950611][ T5266] bucket 0:2 gen 0 has wrong data_type: got free, should be sb, fixing [ 82.959056][ T5266] bucket 0:2 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 82.968899][ T5266] bucket 0:3 gen 0 has wrong data_type: got free, should be sb, fixing [ 82.977344][ T5266] bucket 0:3 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 82.987180][ T5266] bucket 0:4 gen 0 has wrong data_type: got free, should be sb, fixing [ 82.995533][ T5266] bucket 0:4 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 83.005514][ T5266] bucket 0:5 gen 0 has wrong data_type: got free, should be sb, fixing [ 83.013957][ T5266] bucket 0:5 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 83.023898][ T5266] bucket 0:6 gen 0 has wrong data_type: got free, should be sb, fixing [ 83.032347][ T5266] bucket 0:6 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 83.042145][ T5266] bucket 0:7 gen 0 has wrong data_type: got free, should be sb, fixing [ 83.050614][ T5266] bucket 0:7 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 83.060448][ T5266] bucket 0:8 gen 0 has wrong data_type: got free, should be sb, fixing [ 83.068861][ T5266] bucket 0:8 gen 0 data type sb has wrong dirty_sectors: got 0, should be 8, fixing [ 83.078469][ T5266] bucket 0:9 gen 0 has wrong data_type: got free, should be journal, fixing [ 83.087307][ T5266] bucket 0:9 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 83.097519][ T5266] bucket 0:10 gen 0 has wrong data_type: got free, should be journal, fixing [ 83.106384][ T5266] bucket 0:10 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 83.117126][ T5266] bucket 0:11 gen 0 has wrong data_type: got free, should be journal, fixing [ 83.125908][ T5266] bcachefs (loop0): Ratelimiting new instances of previous error [ 83.133796][ T5266] bucket 0:11 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 83.143997][ T5266] bcachefs (loop0): Ratelimiting new instances of previous error [ 83.158146][ T5266] done [ 83.162416][ T5266] bcachefs (loop0): going read-write [pid 5266] mount("/dev/loop0", "./file0", "bcachefs", 0, "acl,direct_io,direct_io,fsck,acl,norecovery,acl,metadata_checksum=crc32c,no_data_io,hash,") = 0 [pid 5266] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5266] chdir("./file0") = 0 [pid 5266] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5266] ioctl(4, LOOP_CLR_FD) = 0 [ 83.171632][ T5266] bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean [ 83.183554][ T5266] bcachefs (loop0): done starting filesystem [pid 5266] close(4) = 0 [pid 5266] memfd_create("syzkaller", 0) = 4 [pid 5266] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5266] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5266] munmap(0x7f9515600000, 138412032) = 0 [pid 5266] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5266] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5266] ioctl(5, LOOP_CLR_FD) = 0 [pid 5266] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5266] close(5) = 0 [pid 5266] close(4) = 0 [pid 5266] mkdir("./bus", 0777) = 0 [pid 5266] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5266] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5266, si_uid=0, si_status=SIGSEGV, si_utime=5 /* 0.05 s */, si_stime=61 /* 0.61 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, 0x5555672016f0 /* 4 entries */, 32768) = 112 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 [ 83.504419][ T5218] bcachefs (loop0): shutting down [ 83.509795][ T5218] bcachefs (loop0): going read-only [ 83.515033][ T5218] bcachefs (loop0): finished waiting for writes to stop [ 83.523697][ T5218] bcachefs (loop0): flushing journal and stopping allocators, journal seq 12 [ 83.546033][ T5218] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 15 [ 83.557518][ T5218] bcachefs (loop0): unshutdown complete, journal seq 16 [ 83.565117][ T5218] bcachefs (loop0): done going read-only, filesystem not clean [ 83.583100][ T5218] bcachefs (loop0): shutdown complete umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./4/file0", 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, 0x555567209730 /* 2 entries */, 32768) = 48 getdents64(4, 0x555567209730 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./4/file0") = 0 getdents64(3, 0x5555672016f0 /* 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 5277 attached [pid 5277] set_robust_list(0x555567200660, 24) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555567200650) = 5277 [pid 5277] chdir("./5") = 0 [pid 5277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5277] setpgid(0, 0) = 0 [pid 5277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5277] write(3, "1000", 4) = 4 [pid 5277] close(3) = 0 [pid 5277] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5277] write(1, "executing program\n", 18) = 18 [pid 5277] memfd_create("syzkaller", 0) = 3 [pid 5277] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5277] 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 5277] munmap(0x7f9515600000, 138412032) = 0 [pid 5277] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5277] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5277] close(3) = 0 [pid 5277] close(4) = 0 [pid 5277] mkdir("./file0", 0777) = 0 [ 85.019907][ T5277] loop0: detected capacity change from 0 to 32768 [ 85.113253][ T5277] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=data_checksum=none,compression=lz4,fsck,norecovery,nojournal_transaction_names,no_data_io [ 85.128901][ T5277] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 85.137221][ T5277] bcachefs (loop0): Version upgrade required: [ 85.137221][ T5277] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 85.137221][ T5277] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 85.137221][ T5277] 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 [ 85.219830][ T5277] bcachefs (loop0): check_topology... done [ 85.225737][ T5277] bcachefs (loop0): accounting_read... done [ 85.232577][ T5277] bcachefs (loop0): alloc_read... done [ 85.238306][ T5277] bcachefs (loop0): stripes_read... done [ 85.244066][ T5277] bcachefs (loop0): snapshots_read... done [ 85.250064][ T5277] bcachefs (loop0): check_allocations... [ 85.252568][ T5277] bucket 0:26 data type btree ptr gen 0 missing in alloc btree [ 85.252591][ T5277] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, fixing [ 85.283362][ T5277] bucket 0:38 data type btree ptr gen 0 missing in alloc btree [ 85.283378][ T5277] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing [ 85.308189][ T5277] bucket 0:41 data type btree ptr gen 0 missing in alloc btree [ 85.308205][ T5277] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0, fixing [ 85.333156][ T5277] bucket 0:35 data type btree ptr gen 0 missing in alloc btree [ 85.333173][ T5277] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing [ 85.359207][ T5277] bucket 0:29 data type btree ptr gen 0 missing in alloc btree [ 85.359224][ T5277] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0, fixing [ 85.383504][ T5277] bucket 0:1 gen 0 has wrong data_type: got free, should be sb, fixing [ 85.392056][ T5277] bucket 0:1 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 85.402064][ T5277] bucket 0:2 gen 0 has wrong data_type: got free, should be sb, fixing [ 85.410502][ T5277] bucket 0:2 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 85.420361][ T5277] bucket 0:3 gen 0 has wrong data_type: got free, should be sb, fixing [ 85.428792][ T5277] bucket 0:3 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 85.438752][ T5277] bucket 0:4 gen 0 has wrong data_type: got free, should be sb, fixing [ 85.447324][ T5277] bucket 0:4 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 85.457262][ T5277] bucket 0:5 gen 0 has wrong data_type: got free, should be sb, fixing [ 85.465716][ T5277] bucket 0:5 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 85.475879][ T5277] bucket 0:6 gen 0 has wrong data_type: got free, should be sb, fixing [ 85.484460][ T5277] bucket 0:6 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 85.494432][ T5277] bucket 0:7 gen 0 has wrong data_type: got free, should be sb, fixing [ 85.502848][ T5277] bucket 0:7 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 85.512770][ T5277] bucket 0:8 gen 0 has wrong data_type: got free, should be sb, fixing [ 85.521184][ T5277] bucket 0:8 gen 0 data type sb has wrong dirty_sectors: got 0, should be 8, fixing [ 85.530897][ T5277] bucket 0:9 gen 0 has wrong data_type: got free, should be journal, fixing [ 85.540214][ T5277] bucket 0:9 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 85.550534][ T5277] bucket 0:10 gen 0 has wrong data_type: got free, should be journal, fixing [ 85.559577][ T5277] bucket 0:10 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 85.569946][ T5277] bucket 0:11 gen 0 has wrong data_type: got free, should be journal, fixing [ 85.578863][ T5277] bcachefs (loop0): Ratelimiting new instances of previous error [ 85.586770][ T5277] bucket 0:11 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 85.596996][ T5277] bcachefs (loop0): Ratelimiting new instances of previous error [ 85.610825][ T5277] done [ 85.615100][ T5277] bcachefs (loop0): going read-write [pid 5277] mount("/dev/loop0", "./file0", "bcachefs", 0, "acl,direct_io,direct_io,fsck,acl,norecovery,acl,metadata_checksum=crc32c,no_data_io,hash,") = 0 [pid 5277] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5277] chdir("./file0") = 0 [pid 5277] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5277] ioctl(4, LOOP_CLR_FD) = 0 [pid 5277] close(4) = 0 [ 85.624405][ T5277] bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean [ 85.636206][ T5277] bcachefs (loop0): done starting filesystem [pid 5277] memfd_create("syzkaller", 0) = 4 [pid 5277] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5277] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5277] munmap(0x7f9515600000, 138412032) = 0 [pid 5277] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5277] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5277] ioctl(5, LOOP_CLR_FD) = 0 [pid 5277] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5277] close(5) = 0 [pid 5277] close(4) = 0 [pid 5277] mkdir("./bus", 0777) = 0 [pid 5277] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5277] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5277, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=67 /* 0.67 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, 0x5555672016f0 /* 4 entries */, 32768) = 112 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 [ 85.904538][ T5218] bcachefs (loop0): shutting down [ 85.909695][ T5218] bcachefs (loop0): going read-only [ 85.914937][ T5218] bcachefs (loop0): finished waiting for writes to stop [ 85.922638][ T5218] bcachefs (loop0): flushing journal and stopping allocators, journal seq 13 [ 85.944866][ T5218] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 16 [ 85.956974][ T5218] bcachefs (loop0): unshutdown complete, journal seq 17 [ 85.964669][ T5218] bcachefs (loop0): done going read-only, filesystem not clean [ 85.982749][ T5218] bcachefs (loop0): shutdown complete umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./5/file0", 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, 0x555567209730 /* 2 entries */, 32768) = 48 getdents64(4, 0x555567209730 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./5/file0") = 0 getdents64(3, 0x5555672016f0 /* 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 5288 attached , child_tidptr=0x555567200650) = 5288 [pid 5288] set_robust_list(0x555567200660, 24) = 0 [pid 5288] chdir("./6") = 0 [ 87.108338][ T8] cfg80211: failed to load regulatory.db [pid 5288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5288] setpgid(0, 0) = 0 [pid 5288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5288] write(3, "1000", 4) = 4 [pid 5288] close(3) = 0 [pid 5288] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5288] write(1, "executing program\n", 18) = 18 [pid 5288] memfd_create("syzkaller", 0) = 3 [pid 5288] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5288] 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 5288] munmap(0x7f9515600000, 138412032) = 0 [pid 5288] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5288] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5288] close(3) = 0 [pid 5288] close(4) = 0 [pid 5288] mkdir("./file0", 0777) = 0 [ 87.426430][ T5288] loop0: detected capacity change from 0 to 32768 [ 87.523727][ T5288] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=data_checksum=none,compression=lz4,fsck,norecovery,nojournal_transaction_names,no_data_io [ 87.539405][ T5288] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 87.547583][ T5288] bcachefs (loop0): Version upgrade required: [ 87.547583][ T5288] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 87.547583][ T5288] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 87.547583][ T5288] 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 [ 87.630606][ T5288] bcachefs (loop0): check_topology... done [ 87.636671][ T5288] bcachefs (loop0): accounting_read... done [ 87.642794][ T5288] bcachefs (loop0): alloc_read... done [ 87.649122][ T5288] bcachefs (loop0): stripes_read... done [ 87.654875][ T5288] bcachefs (loop0): snapshots_read... done [ 87.660885][ T5288] bcachefs (loop0): check_allocations... [ 87.663224][ T5288] bucket 0:26 data type btree ptr gen 0 missing in alloc btree [ 87.663241][ T5288] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, fixing [ 87.694412][ T5288] bucket 0:38 data type btree ptr gen 0 missing in alloc btree [ 87.694434][ T5288] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing [ 87.719185][ T5288] bucket 0:41 data type btree ptr gen 0 missing in alloc btree [ 87.719202][ T5288] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0, fixing [ 87.744290][ T5288] bucket 0:35 data type btree ptr gen 0 missing in alloc btree [ 87.744309][ T5288] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing [ 87.770682][ T5288] bucket 0:29 data type btree ptr gen 0 missing in alloc btree [ 87.770700][ T5288] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0, fixing [ 87.794824][ T5288] bucket 0:1 gen 0 has wrong data_type: got free, should be sb, fixing [ 87.803256][ T5288] bucket 0:1 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 87.813160][ T5288] bucket 0:2 gen 0 has wrong data_type: got free, should be sb, fixing [ 87.821557][ T5288] bucket 0:2 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 87.831597][ T5288] bucket 0:3 gen 0 has wrong data_type: got free, should be sb, fixing [ 87.839995][ T5288] bucket 0:3 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 87.849959][ T5288] bucket 0:4 gen 0 has wrong data_type: got free, should be sb, fixing [ 87.858429][ T5288] bucket 0:4 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 87.868293][ T5288] bucket 0:5 gen 0 has wrong data_type: got free, should be sb, fixing [ 87.876790][ T5288] bucket 0:5 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 87.886637][ T5288] bucket 0:6 gen 0 has wrong data_type: got free, should be sb, fixing [ 87.894973][ T5288] bucket 0:6 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 87.904839][ T5288] bucket 0:7 gen 0 has wrong data_type: got free, should be sb, fixing [ 87.913269][ T5288] bucket 0:7 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 87.923143][ T5288] bucket 0:8 gen 0 has wrong data_type: got free, should be sb, fixing [ 87.931602][ T5288] bucket 0:8 gen 0 data type sb has wrong dirty_sectors: got 0, should be 8, fixing [ 87.941272][ T5288] bucket 0:9 gen 0 has wrong data_type: got free, should be journal, fixing [ 87.950109][ T5288] bucket 0:9 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 87.960437][ T5288] bucket 0:10 gen 0 has wrong data_type: got free, should be journal, fixing [ 87.969338][ T5288] bucket 0:10 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 87.979825][ T5288] bucket 0:11 gen 0 has wrong data_type: got free, should be journal, fixing [ 87.988688][ T5288] bcachefs (loop0): Ratelimiting new instances of previous error [ 87.996589][ T5288] bucket 0:11 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 88.006731][ T5288] bcachefs (loop0): Ratelimiting new instances of previous error [ 88.020462][ T5288] done [ 88.024750][ T5288] bcachefs (loop0): going read-write [pid 5288] mount("/dev/loop0", "./file0", "bcachefs", 0, "acl,direct_io,direct_io,fsck,acl,norecovery,acl,metadata_checksum=crc32c,no_data_io,hash,") = 0 [pid 5288] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5288] chdir("./file0") = 0 [pid 5288] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5288] ioctl(4, LOOP_CLR_FD) = 0 [ 88.034072][ T5288] bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean [ 88.045837][ T5288] bcachefs (loop0): done starting filesystem [pid 5288] close(4) = 0 [pid 5288] memfd_create("syzkaller", 0) = 4 [pid 5288] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5288] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5288] munmap(0x7f9515600000, 138412032) = 0 [pid 5288] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5288] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5288] ioctl(5, LOOP_CLR_FD) = 0 [pid 5288] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5288] close(5) = 0 [pid 5288] close(4) = 0 [pid 5288] mkdir("./bus", 0777) = 0 [pid 5288] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5288] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5288, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=64 /* 0.64 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 [ 88.216602][ T5288] syz-executor379 (5288) used greatest stack depth: 18208 bytes left getdents64(3, 0x5555672016f0 /* 4 entries */, 32768) = 112 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 [ 88.314317][ T5218] bcachefs (loop0): shutting down [ 88.319575][ T5218] bcachefs (loop0): going read-only [ 88.324800][ T5218] bcachefs (loop0): finished waiting for writes to stop [ 88.332794][ T5218] bcachefs (loop0): flushing journal and stopping allocators, journal seq 12 [ 88.354859][ T5218] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 15 [ 88.365589][ T5218] bcachefs (loop0): unshutdown complete, journal seq 16 [ 88.373456][ T5218] bcachefs (loop0): done going read-only, filesystem not clean [ 88.391473][ T5218] bcachefs (loop0): shutdown complete umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./6/file0", 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, 0x555567209730 /* 2 entries */, 32768) = 48 getdents64(4, 0x555567209730 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./6/file0") = 0 getdents64(3, 0x5555672016f0 /* 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, child_tidptr=0x555567200650) = 5299 ./strace-static-x86_64: Process 5299 attached [pid 5299] set_robust_list(0x555567200660, 24) = 0 [pid 5299] chdir("./7") = 0 [pid 5299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5299] setpgid(0, 0) = 0 [pid 5299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5299] write(3, "1000", 4) = 4 [pid 5299] close(3) = 0 [pid 5299] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5299] write(1, "executing program\n", 18executing program ) = 18 [pid 5299] memfd_create("syzkaller", 0) = 3 [pid 5299] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5299] 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 5299] munmap(0x7f9515600000, 138412032) = 0 [pid 5299] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5299] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5299] close(3) = 0 [pid 5299] close(4) = 0 [pid 5299] mkdir("./file0", 0777) = 0 [ 89.850980][ T5299] loop0: detected capacity change from 0 to 32768 [ 89.936121][ T5299] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=data_checksum=none,compression=lz4,fsck,norecovery,nojournal_transaction_names,no_data_io [ 89.951692][ T5299] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 89.959955][ T5299] bcachefs (loop0): Version upgrade required: [ 89.959955][ T5299] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 89.959955][ T5299] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots [ 89.959955][ T5299] 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 [ 90.042818][ T5299] bcachefs (loop0): check_topology... done [ 90.048922][ T5299] bcachefs (loop0): accounting_read... done [ 90.055553][ T5299] bcachefs (loop0): alloc_read... done [ 90.061292][ T5299] bcachefs (loop0): stripes_read... done [ 90.067272][ T5299] bcachefs (loop0): snapshots_read... done [ 90.073216][ T5299] bcachefs (loop0): check_allocations... [ 90.075495][ T5299] bucket 0:26 data type btree ptr gen 0 missing in alloc btree [ 90.075514][ T5299] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, fixing [ 90.106735][ T5299] bucket 0:38 data type btree ptr gen 0 missing in alloc btree [ 90.106752][ T5299] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing [ 90.131636][ T5299] bucket 0:41 data type btree ptr gen 0 missing in alloc btree [ 90.131652][ T5299] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0, fixing [ 90.156740][ T5299] bucket 0:35 data type btree ptr gen 0 missing in alloc btree [ 90.156757][ T5299] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing [ 90.183307][ T5299] bucket 0:29 data type btree ptr gen 0 missing in alloc btree [ 90.183325][ T5299] while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0, fixing [ 90.207376][ T5299] bucket 0:1 gen 0 has wrong data_type: got free, should be sb, fixing [ 90.215837][ T5299] bucket 0:1 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 90.226781][ T5299] bucket 0:2 gen 0 has wrong data_type: got free, should be sb, fixing [ 90.235225][ T5299] bucket 0:2 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 90.245242][ T5299] bucket 0:3 gen 0 has wrong data_type: got free, should be sb, fixing [ 90.253836][ T5299] bucket 0:3 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 90.263818][ T5299] bucket 0:4 gen 0 has wrong data_type: got free, should be sb, fixing [ 90.272275][ T5299] bucket 0:4 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 90.282125][ T5299] bucket 0:5 gen 0 has wrong data_type: got free, should be sb, fixing [ 90.290980][ T5299] bucket 0:5 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 90.300944][ T5299] bucket 0:6 gen 0 has wrong data_type: got free, should be sb, fixing [ 90.309399][ T5299] bucket 0:6 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 90.319316][ T5299] bucket 0:7 gen 0 has wrong data_type: got free, should be sb, fixing [ 90.327746][ T5299] bucket 0:7 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 90.337575][ T5299] bucket 0:8 gen 0 has wrong data_type: got free, should be sb, fixing [ 90.345937][ T5299] bucket 0:8 gen 0 data type sb has wrong dirty_sectors: got 0, should be 8, fixing [ 90.355648][ T5299] bucket 0:9 gen 0 has wrong data_type: got free, should be journal, fixing [ 90.364696][ T5299] bucket 0:9 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 90.375093][ T5299] bucket 0:10 gen 0 has wrong data_type: got free, should be journal, fixing [ 90.384038][ T5299] bucket 0:10 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 90.394529][ T5299] bucket 0:11 gen 0 has wrong data_type: got free, should be journal, fixing [ 90.403396][ T5299] bcachefs (loop0): Ratelimiting new instances of previous error [ 90.411339][ T5299] bucket 0:11 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing [ 90.421573][ T5299] bcachefs (loop0): Ratelimiting new instances of previous error [ 90.435495][ T5299] done [pid 5299] mount("/dev/loop0", "./file0", "bcachefs", 0, "acl,direct_io,direct_io,fsck,acl,norecovery,acl,metadata_checksum=crc32c,no_data_io,hash,") = 0 [pid 5299] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5299] chdir("./file0") = 0 [pid 5299] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5299] ioctl(4, LOOP_CLR_FD) = 0 [ 90.440123][ T5299] bcachefs (loop0): going read-write [ 90.449978][ T5299] bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean [ 90.461888][ T5299] bcachefs (loop0): done starting filesystem [pid 5299] close(4) = 0 [pid 5299] memfd_create("syzkaller", 0) = 4 [pid 5299] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9515600000 [pid 5299] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288 [pid 5299] munmap(0x7f9515600000, 138412032) = 0 [pid 5299] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5299] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5299] ioctl(5, LOOP_CLR_FD) = 0 [pid 5299] ioctl(5, LOOP_SET_FD, 4) = -1 EBUSY (Device or resource busy) [pid 5299] close(5) = 0 [pid 5299] close(4) = 0 [pid 5299] mkdir("./bus", 0777) = 0 [pid 5299] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5299] +++ killed by SIGSEGV +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5299, si_uid=0, si_status=SIGSEGV, si_utime=3 /* 0.03 s */, si_stime=64 /* 0.64 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, 0x5555672016f0 /* 4 entries */, 32768) = 112 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 [ 90.719800][ T5218] bcachefs (loop0): shutting down [ 90.724892][ T5218] bcachefs (loop0): going read-only [ 90.730473][ T5218] bcachefs (loop0): finished waiting for writes to stop [ 90.738151][ T5218] bcachefs (loop0): flushing journal and stopping allocators, journal seq 12 [ 90.760073][ T5218] bcachefs (loop0): flushing journal and stopping allocators complete, journal seq 13 [ 90.771643][ T5218] bcachefs (loop0): unshutdown complete, journal seq 14 [ 90.779344][ T5218] bcachefs (loop0): done going read-only, filesystem not clean [ 90.797013][ T5218] bcachefs (loop0): shutdown complete [ 91.500600][ T5218] ------------[ cut here ]------------ [ 91.508162][ T5218] kernel BUG at fs/bcachefs/btree_cache.c:594! [ 91.518997][ T5218] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 91.526015][ T5218] CPU: 0 UID: 0 PID: 5218 Comm: syz-executor379 Not tainted 6.12.0-rc3-syzkaller-00087-gc964ced77262 #0 [ 91.537403][ T5218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 91.547572][ T5218] RIP: 0010:bch2_fs_btree_cache_exit+0x1124/0x1130 [ 91.554160][ T5218] Code: fd 90 0f 0b e8 dd 66 84 fd 90 0f 0b e8 d5 66 84 fd 90 0f 0b e8 cd 66 84 fd 90 0f 0b e8 c5 66 84 fd 90 0f 0b e8 bd 66 84 fd 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 91.574064][ T5218] RSP: 0018:ffffc9000353fb20 EFLAGS: 00010293 [ 91.580154][ T5218] RAX: ffffffff84108043 RBX: 0000000000000002 RCX: ffff88807e3d8000 [ 91.588127][ T5218] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 91.596109][ T5218] RBP: 1ffff110063eb616 R08: ffffffff841076e7 R09: 1ffff1100ebd03b6 [ 91.604100][ T5218] R10: dffffc0000000000 R11: ffffed100ebd03b7 R12: ffff888075e81c78 [ 91.612096][ T5218] R13: ffff888075e80000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.620086][ T5218] FS: 0000555567200380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 91.629027][ T5218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.635632][ T5218] CR2: 00007fff224341ec CR3: 000000007885c000 CR4: 00000000003526f0 [ 91.643702][ T5218] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 91.651691][ T5218] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 91.659664][ T5218] Call Trace: [ 91.662941][ T5218] [ 91.665889][ T5218] ? __die_body+0x5f/0xb0 [ 91.670239][ T5218] ? die+0x9e/0xc0 [ 91.673961][ T5218] ? do_trap+0x15a/0x3a0 [ 91.678215][ T5218] ? bch2_fs_btree_cache_exit+0x1124/0x1130 [ 91.684116][ T5218] ? do_error_trap+0x1dc/0x2c0 [ 91.688887][ T5218] ? bch2_fs_btree_cache_exit+0x1124/0x1130 [ 91.694881][ T5218] ? __pfx_do_error_trap+0x10/0x10 [ 91.700001][ T5218] ? report_bug+0x3e8/0x500 [ 91.704531][ T5218] ? handle_invalid_op+0x34/0x40 [ 91.709471][ T5218] ? bch2_fs_btree_cache_exit+0x1124/0x1130 [ 91.715364][ T5218] ? exc_invalid_op+0x38/0x50 [ 91.720044][ T5218] ? asm_exc_invalid_op+0x1a/0x20 [ 91.725078][ T5218] ? bch2_fs_btree_cache_exit+0x7c7/0x1130 [ 91.730894][ T5218] ? bch2_fs_btree_cache_exit+0x1123/0x1130 [ 91.736792][ T5218] ? bch2_fs_btree_cache_exit+0x1124/0x1130 [ 91.742802][ T5218] bch2_fs_release+0x20e/0x7d0 [ 91.747750][ T5218] ? kobject_put+0x44d/0x480 [ 91.752352][ T5218] kobject_put+0x22f/0x480 [ 91.756797][ T5218] deactivate_locked_super+0xc4/0x130 [ 91.762185][ T5218] cleanup_mnt+0x41f/0x4b0 [ 91.766606][ T5218] ? lockdep_hardirqs_on+0x99/0x150 [ 91.771820][ T5218] task_work_run+0x24f/0x310 [ 91.776412][ T5218] ? __pfx_task_work_run+0x10/0x10 [ 91.781524][ T5218] ? path_umount+0x284/0xf70 [ 91.786120][ T5218] ptrace_notify+0x2d2/0x380 [ 91.790712][ T5218] ? __pfx_path_umount+0x10/0x10 [ 91.795668][ T5218] ? __pfx_ptrace_notify+0x10/0x10 [ 91.800796][ T5218] ? __x64_sys_umount+0x123/0x170 [ 91.806004][ T5218] ? __pfx___x64_sys_umount+0x10/0x10 [ 91.811391][ T5218] syscall_exit_work+0xc6/0x190 [ 91.816248][ T5218] syscall_exit_to_user_mode+0x279/0x370 [ 91.821890][ T5218] do_syscall_64+0x100/0x230 [ 91.826495][ T5218] ? clear_bhb_loop+0x35/0x90 [ 91.831186][ T5218] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.837087][ T5218] RIP: 0033:0x7f951db747c7 [ 91.841507][ T5218] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 91.861564][ T5218] RSP: 002b:00007fff224341d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 91.870020][ T5218] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f951db747c7 [ 91.877992][ T5218] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff22434290 [ 91.885988][ T5218] RBP: 00007fff22434290 R08: 0000000000000000 R09: 0000000000000000 [ 91.893964][ T5218] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007fff22435300 [ 91.901956][ T5218] R13: 00005555672016c0 R14: 431bde82d7b634db R15: 00007fff22435320 [ 91.910041][ T5218] [ 91.913058][ T5218] Modules linked in: [ 91.917282][ T5218] ---[ end trace 0000000000000000 ]--- [ 91.922811][ T5218] RIP: 0010:bch2_fs_btree_cache_exit+0x1124/0x1130 [ 91.929400][ T5218] Code: fd 90 0f 0b e8 dd 66 84 fd 90 0f 0b e8 d5 66 84 fd 90 0f 0b e8 cd 66 84 fd 90 0f 0b e8 c5 66 84 fd 90 0f 0b e8 bd 66 84 fd 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 91.949193][ T5218] RSP: 0018:ffffc9000353fb20 EFLAGS: 00010293 [ 91.955310][ T5218] RAX: ffffffff84108043 RBX: 0000000000000002 RCX: ffff88807e3d8000 [ 91.963342][ T5218] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 91.971500][ T5218] RBP: 1ffff110063eb616 R08: ffffffff841076e7 R09: 1ffff1100ebd03b6 [ 91.979572][ T5218] R10: dffffc0000000000 R11: ffffed100ebd03b7 R12: ffff888075e81c78 [ 91.987621][ T5218] R13: ffff888075e80000 R14: 0000000000000000 R15: dffffc0000000000 [ 91.995599][ T5218] FS: 0000555567200380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 92.004601][ T5218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.011249][ T5218] CR2: 00007fff224341ec CR3: 000000007885c000 CR4: 00000000003526f0 [ 92.019268][ T5218] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 92.027302][ T5218] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 92.035801][ T5218] Kernel panic - not syncing: Fatal exception [ 92.042194][ T5218] Kernel Offset: disabled [ 92.046526][ T5218] Rebooting in 86400 seconds..