./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3000533730 <...> Warning: Permanently added '10.128.0.60' (ED25519) to the list of known hosts. execve("./syz-executor3000533730", ["./syz-executor3000533730"], 0x7ffe03bb7320 /* 10 vars */) = 0 brk(NULL) = 0x555581df9000 brk(0x555581df9e00) = 0x555581df9e00 arch_prctl(ARCH_SET_FS, 0x555581df9480) = 0 set_tid_address(0x555581df9750) = 5220 set_robust_list(0x555581df9760, 24) = 0 rseq(0x555581df9da0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3000533730", 4096) = 28 getrandom("\x5a\x88\xa9\xb1\x9d\x60\x1d\xe4", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555581df9e00 brk(0x555581e1ae00) = 0x555581e1ae00 brk(0x555581e1b000) = 0x555581e1b000 mprotect(0x7fa4da32f000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555581df9750) = 5221 ./strace-static-x86_64: Process 5221 attached [pid 5220] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 [pid 5221] set_robust_list(0x555581df9760, 24 [pid 5220] write(3, "10000000000", 11 [pid 5221] <... set_robust_list resumed>) = 0 [pid 5220] <... write resumed>) = 11 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "20", 2) = 2 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "1", 1) = 1 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "0", 1) = 1 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "0", 1) = 1 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "1", 1) = 1 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "100", 3) = 3 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "0", 1) = 1 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "0", 1) = 1 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "7 4 1 3", 7) = 7 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "1", 1) = 1 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "1", 1) = 1 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "0", 1) = 1 [pid 5220] close(3) = 0 [pid 5220] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] write(3, "5221", 4) = 4 [pid 5220] close(3) = 0 [pid 5220] kill(5221, SIGKILL) = 0 [pid 5221] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5221, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 sendto(4, [{nlmsg_len=36, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 recvfrom(4, [{nlmsg_len=864, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5220}, "\x01\x02\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00\x06\x00\x01\x00\x1d\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x30\x00\x00\x00\xe8\x02\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x05\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x03\x00"...], 4096, 0, NULL, NULL) = 864 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5220}, {error=0, msg={nlmsg_len=36, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0 close(5) = 0 sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x06\x00\x0a\x00\xa0\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5220}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0 close(5) = 0 sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0c\x00\x01\x00\x02\x00\xaa\xaa\xaa\xaa\xaa\xaa"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44 recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5220}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 sendto(3, [{nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=0, ifi_flags=0, ifi_change=0}, [[{nla_len=11, nla_type=IFLA_IFNAME}, "lowpan0"...], [{nla_len=16, nla_type=IFLA_LINKINFO}, [{nla_len=10, nla_type=IFLA_INFO_KIND}, "lowpan"...]], [{nla_len=8, nla_type=IFLA_LINK}, 11]]], 68, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 68 recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5220}, {error=0, msg={nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0 close(5) = 0 sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x06\x00\x0a\x00\xa1\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5220}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0 close(5) = 0 sendto(3, [{nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=if_nametoindex("wpan1"), ifi_flags=IFF_UP, ifi_change=0x1}, [{nla_len=12, nla_type=IFLA_ADDRESS}, 02:01:aa:aa:aa:aa:aa]], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44 recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5220}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 close(3) = 0 close(4) = 0 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=0x7fa4da2802c0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fa4da288420}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7fa4da2802c0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fa4da288420}, NULL, 8) = 0 mkdir("./syzkaller.WUHPNb", 0700) = 0 chmod("./syzkaller.WUHPNb", 0777) = 0 chdir("./syzkaller.WUHPNb") = 0 executing program write(1, "executing program\n", 18) = 18 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa4d1e00000 write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 munmap(0x7fa4d1e00000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 close(4) = 0 mkdir("./file1", 0777) = 0 [ 65.522929][ T5220] loop0: detected capacity change from 0 to 32768 [ 65.573678][ T5220] ================================================================== [ 65.581795][ T5220] BUG: KASAN: use-after-free in __ocfs2_find_path+0x203/0x7e0 [ 65.589297][ T5220] Read of size 4 at addr ffff888074c0a000 by task syz-executor300/5220 [ 65.597545][ T5220] [ 65.599873][ T5220] CPU: 1 UID: 0 PID: 5220 Comm: syz-executor300 Not tainted 6.12.0-rc4-syzkaller-00045-gd12937763990 #0 [ 65.610972][ T5220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 65.621068][ T5220] Call Trace: [ 65.624362][ T5220] [ 65.627295][ T5220] dump_stack_lvl+0x241/0x360 [ 65.631978][ T5220] ? __pfx_dump_stack_lvl+0x10/0x10 [ 65.637175][ T5220] ? __pfx__printk+0x10/0x10 [ 65.641759][ T5220] ? _printk+0xd5/0x120 [ 65.645907][ T5220] ? __virt_addr_valid+0x183/0x530 [ 65.651035][ T5220] ? __virt_addr_valid+0x183/0x530 [ 65.656142][ T5220] print_report+0x169/0x550 [ 65.660683][ T5220] ? __virt_addr_valid+0x183/0x530 [ 65.665810][ T5220] ? __virt_addr_valid+0x183/0x530 [ 65.670912][ T5220] ? __virt_addr_valid+0x45f/0x530 [ 65.676027][ T5220] ? __phys_addr+0xba/0x170 [ 65.680538][ T5220] ? __ocfs2_find_path+0x203/0x7e0 [ 65.685677][ T5220] kasan_report+0x143/0x180 [ 65.690194][ T5220] ? __ocfs2_find_path+0x203/0x7e0 [ 65.695313][ T5220] __ocfs2_find_path+0x203/0x7e0 [ 65.700258][ T5220] ? __pfx_find_leaf_ins+0x10/0x10 [ 65.705379][ T5220] ? __pfx___ocfs2_find_path+0x10/0x10 [ 65.710844][ T5220] ? __pfx_ocfs2_validate_inode_block+0x10/0x10 [ 65.717093][ T5220] ocfs2_find_leaf+0xcf/0x230 [ 65.721776][ T5220] ? __pfx_ocfs2_find_leaf+0x10/0x10 [ 65.727072][ T5220] ? __pfx_ocfs2_validate_inode_block+0x10/0x10 [ 65.733324][ T5220] ocfs2_get_clusters_nocache+0x1ad/0xbf0 [ 65.739048][ T5220] ? __pfx_ocfs2_get_clusters_nocache+0x10/0x10 [ 65.745287][ T5220] ? ocfs2_read_inode_block+0x14c/0x1e0 [ 65.750837][ T5220] ? __pfx_ocfs2_read_inode_block+0x10/0x10 [ 65.756733][ T5220] ? do_raw_spin_unlock+0x13c/0x8b0 [ 65.761942][ T5220] ocfs2_get_clusters+0x5bd/0xbd0 [ 65.766971][ T5220] ? __pfx_ocfs2_get_clusters+0x10/0x10 [ 65.772527][ T5220] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 65.778691][ T5220] ? __pfx_lock_acquire+0x10/0x10 [ 65.783754][ T5220] ? unwind_get_return_address+0x4d/0x90 [ 65.789413][ T5220] ? arch_stack_walk+0xfd/0x150 [ 65.794282][ T5220] ocfs2_extent_map_get_blocks+0x24c/0x7d0 [ 65.800121][ T5220] ? __pfx_ocfs2_extent_map_get_blocks+0x10/0x10 [ 65.806451][ T5220] ? __pfx_check_noncircular+0x10/0x10 [ 65.811914][ T5220] ocfs2_read_virt_blocks+0x313/0xb20 [ 65.817294][ T5220] ? __pfx_ocfs2_validate_dir_block+0x10/0x10 [ 65.823364][ T5220] ? __pfx_ocfs2_read_virt_blocks+0x10/0x10 [ 65.829266][ T5220] ocfs2_find_entry+0x43b/0x2780 [ 65.834219][ T5220] ? __pfx_ocfs2_find_entry+0x10/0x10 [ 65.839597][ T5220] ? mark_lock+0x2ae/0x360 [ 65.844012][ T5220] ? __lock_acquire+0x1384/0x2050 [ 65.849065][ T5220] ? format_decode+0xc5f/0x1bb0 [ 65.853927][ T5220] ? __pfx_format_decode+0x10/0x10 [ 65.859054][ T5220] ? string+0x26a/0x2b0 [ 65.863216][ T5220] ? widen_string+0x3a/0x310 [ 65.867811][ T5220] ? string+0x26a/0x2b0 [ 65.871977][ T5220] ? vsnprintf+0x1ccd/0x1da0 [ 65.876580][ T5220] ocfs2_find_files_on_disk+0xff/0x360 [ 65.882056][ T5220] ocfs2_lookup_ino_from_name+0xb1/0x1e0 [ 65.887703][ T5220] ? __pfx_ocfs2_lookup_ino_from_name+0x10/0x10 [ 65.893955][ T5220] ? kasan_save_track+0x51/0x80 [ 65.898813][ T5220] ? kasan_save_track+0x3f/0x80 [ 65.903667][ T5220] ? __kasan_kmalloc+0x98/0xb0 [ 65.908436][ T5220] ? ocfs2_new_dlm_debug+0x97/0x200 [ 65.913657][ T5220] ocfs2_get_system_file_inode+0x305/0x7b0 [ 65.919470][ T5220] ? __pfx_ocfs2_get_system_file_inode+0x10/0x10 [ 65.925802][ T5220] ocfs2_init_global_system_inodes+0x32c/0x730 [ 65.931960][ T5220] ? __pfx_ocfs2_init_global_system_inodes+0x10/0x10 [ 65.938636][ T5220] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 65.944183][ T5220] ? ocfs2_new_dlm_debug+0xb5/0x200 [ 65.949380][ T5220] ? __pfx_ocfs2_new_dlm_debug+0x10/0x10 [ 65.955015][ T5220] ? rcu_is_watching+0x15/0xb0 [ 65.959777][ T5220] ? trace_ocfs2_initialize_super+0x9e/0x230 [ 65.965759][ T5220] ocfs2_fill_super+0x2f47/0x5750 [ 65.970798][ T5220] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 65.976181][ T5220] ? __pfx_validate_chain+0x10/0x10 [ 65.981406][ T5220] ? __pfx_validate_chain+0x10/0x10 [ 65.986629][ T5220] ? validate_chain+0x11e/0x5920 [ 65.991583][ T5220] ? __lock_acquire+0x1384/0x2050 [ 65.996629][ T5220] ? __pfx_validate_chain+0x10/0x10 [ 66.001842][ T5220] ? string+0x26a/0x2b0 [ 66.006014][ T5220] ? widen_string+0x3a/0x310 [ 66.010609][ T5220] ? string+0x26a/0x2b0 [ 66.014770][ T5220] ? bdev_name+0x2b1/0x3c0 [ 66.019199][ T5220] ? pointer+0x703/0x1210 [ 66.023543][ T5220] ? __pfx_pointer+0x10/0x10 [ 66.028136][ T5220] ? __pfx_format_decode+0x10/0x10 [ 66.033248][ T5220] ? __lock_acquire+0x1384/0x2050 [ 66.038281][ T5220] ? vsnprintf+0x1ccd/0x1da0 [ 66.042881][ T5220] ? snprintf+0xda/0x120 [ 66.047124][ T5220] ? __pfx_lock_release+0x10/0x10 [ 66.052160][ T5220] ? do_raw_spin_lock+0x14f/0x370 [ 66.057193][ T5220] ? __pfx_snprintf+0x10/0x10 [ 66.061877][ T5220] ? set_blocksize+0x1f9/0x360 [ 66.066643][ T5220] ? sb_set_blocksize+0x98/0xf0 [ 66.071496][ T5220] ? setup_bdev_super+0x4e6/0x5d0 [ 66.076534][ T5220] mount_bdev+0x20a/0x2d0 [ 66.080872][ T5220] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 66.086261][ T5220] ? __pfx_mount_bdev+0x10/0x10 [ 66.091120][ T5220] ? vfs_parse_fs_string+0x190/0x230 [ 66.096417][ T5220] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 66.102063][ T5220] legacy_get_tree+0xee/0x190 [ 66.106750][ T5220] ? __pfx_ocfs2_mount+0x10/0x10 [ 66.111697][ T5220] vfs_get_tree+0x90/0x2b0 [ 66.116125][ T5220] do_new_mount+0x2be/0xb40 [ 66.120637][ T5220] ? __pfx_do_new_mount+0x10/0x10 [ 66.125674][ T5220] __se_sys_mount+0x2d6/0x3c0 [ 66.130362][ T5220] ? __pfx___se_sys_mount+0x10/0x10 [ 66.135568][ T5220] ? do_syscall_64+0x100/0x230 [ 66.140334][ T5220] ? __x64_sys_mount+0x20/0xc0 [ 66.145107][ T5220] do_syscall_64+0xf3/0x230 [ 66.149614][ T5220] ? clear_bhb_loop+0x35/0x90 [ 66.154296][ T5220] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 66.160219][ T5220] RIP: 0033:0x7fa4da2bde6a [ 66.164664][ T5220] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 ee 08 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 66.184273][ T5220] RSP: 002b:00007ffe4b90b518 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 66.192687][ T5220] RAX: ffffffffffffffda RBX: 00007ffe4b90b530 RCX: 00007fa4da2bde6a [ 66.200663][ T5220] RDX: 0000000020004440 RSI: 0000000020000780 RDI: 00007ffe4b90b530 [ 66.208641][ T5220] RBP: 0000000000000004 R08: 00007ffe4b90b570 R09: 0000000000004444 [ 66.216612][ T5220] R10: 0000000001000000 R11: 0000000000000282 R12: 0000000001000000 [ 66.224582][ T5220] R13: 00007ffe4b90b570 R14: 0000000000000003 R15: 0000000001000000 [ 66.232558][ T5220] [ 66.235587][ T5220] [ 66.237909][ T5220] The buggy address belongs to the physical page: [ 66.244328][ T5220] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x74c0a [ 66.253092][ T5220] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 66.260208][ T5220] raw: 00fff00000000000 ffffea0001d302c8 ffff8880b8744af0 0000000000000000 [ 66.268786][ T5220] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 66.277359][ T5220] page dumped because: kasan: bad access detected [ 66.283772][ T5220] page_owner tracks the page as freed [ 66.289133][ T5220] page last allocated via order 0, migratetype Movable, gfp_mask 0x8(__GFP_MOVABLE), pid 1, tgid 1 (swapper/0), ts 18225845763, free_ts 19669525571 [ 66.304066][ T5220] post_alloc_hook+0x1f3/0x230 [ 66.308842][ T5220] alloc_contig_range_noprof+0x821/0xe00 [ 66.314563][ T5220] alloc_contig_pages_noprof+0x4b3/0x5c0 [ 66.320190][ T5220] debug_vm_pgtable_alloc_huge_page+0xaf/0x100 [ 66.326341][ T5220] init_args+0x83b/0xb20 [ 66.330584][ T5220] debug_vm_pgtable+0xe0/0x550 [ 66.335359][ T5220] do_one_initcall+0x248/0x880 [ 66.340148][ T5220] do_initcall_level+0x157/0x210 [ 66.345121][ T5220] do_initcalls+0x3f/0x80 [ 66.349448][ T5220] kernel_init_freeable+0x435/0x5d0 [ 66.354646][ T5220] kernel_init+0x1d/0x2b0 [ 66.358989][ T5220] ret_from_fork+0x4b/0x80 [ 66.363413][ T5220] ret_from_fork_asm+0x1a/0x30 [ 66.368181][ T5220] page last free pid 1 tgid 1 stack trace: [ 66.373982][ T5220] free_unref_page+0xcd0/0xf00 [ 66.378749][ T5220] free_contig_range+0x152/0x550 [ 66.383684][ T5220] destroy_args+0x8a/0x840 [ 66.388098][ T5220] debug_vm_pgtable+0x4be/0x550 [ 66.392954][ T5220] do_one_initcall+0x248/0x880 [ 66.397720][ T5220] do_initcall_level+0x157/0x210 [ 66.402653][ T5220] do_initcalls+0x3f/0x80 [ 66.406983][ T5220] kernel_init_freeable+0x435/0x5d0 [ 66.412180][ T5220] kernel_init+0x1d/0x2b0 [ 66.416513][ T5220] ret_from_fork+0x4b/0x80 [ 66.420948][ T5220] ret_from_fork_asm+0x1a/0x30 [ 66.425758][ T5220] [ 66.428086][ T5220] Memory state around the buggy address: [ 66.433708][ T5220] ffff888074c09f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 66.441765][ T5220] ffff888074c09f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 66.449843][ T5220] >ffff888074c0a000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 66.457896][ T5220] ^ [ 66.461980][ T5220] ffff888074c0a080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 66.470045][ T5220] ffff888074c0a100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 66.478115][ T5220] ================================================================== [ 66.486752][ T5220] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 66.494055][ T5220] CPU: 1 UID: 0 PID: 5220 Comm: syz-executor300 Not tainted 6.12.0-rc4-syzkaller-00045-gd12937763990 #0 [ 66.505205][ T5220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 66.515283][ T5220] Call Trace: [ 66.518569][ T5220] [ 66.521507][ T5220] dump_stack_lvl+0x241/0x360 [ 66.526199][ T5220] ? __pfx_dump_stack_lvl+0x10/0x10 [ 66.531408][ T5220] ? __pfx__printk+0x10/0x10 [ 66.536004][ T5220] ? preempt_schedule+0xe1/0xf0 [ 66.540862][ T5220] ? vscnprintf+0x5d/0x90 [ 66.545203][ T5220] panic+0x349/0x880 [ 66.549100][ T5220] ? check_panic_on_warn+0x21/0xb0 [ 66.554223][ T5220] ? __pfx_panic+0x10/0x10 [ 66.558690][ T5220] ? _raw_spin_unlock_irqrestore+0x130/0x140 [ 66.564694][ T5220] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 66.571072][ T5220] ? print_report+0x502/0x550 [ 66.575768][ T5220] check_panic_on_warn+0x86/0xb0 [ 66.580710][ T5220] ? __ocfs2_find_path+0x203/0x7e0 [ 66.585828][ T5220] end_report+0x77/0x160 [ 66.590082][ T5220] kasan_report+0x154/0x180 [ 66.594599][ T5220] ? __ocfs2_find_path+0x203/0x7e0 [ 66.599721][ T5220] __ocfs2_find_path+0x203/0x7e0 [ 66.604666][ T5220] ? __pfx_find_leaf_ins+0x10/0x10 [ 66.609778][ T5220] ? __pfx___ocfs2_find_path+0x10/0x10 [ 66.615247][ T5220] ? __pfx_ocfs2_validate_inode_block+0x10/0x10 [ 66.621498][ T5220] ocfs2_find_leaf+0xcf/0x230 [ 66.626181][ T5220] ? __pfx_ocfs2_find_leaf+0x10/0x10 [ 66.631472][ T5220] ? __pfx_ocfs2_validate_inode_block+0x10/0x10 [ 66.637721][ T5220] ocfs2_get_clusters_nocache+0x1ad/0xbf0 [ 66.643442][ T5220] ? __pfx_ocfs2_get_clusters_nocache+0x10/0x10 [ 66.649686][ T5220] ? ocfs2_read_inode_block+0x14c/0x1e0 [ 66.655238][ T5220] ? __pfx_ocfs2_read_inode_block+0x10/0x10 [ 66.661138][ T5220] ? do_raw_spin_unlock+0x13c/0x8b0 [ 66.666348][ T5220] ocfs2_get_clusters+0x5bd/0xbd0 [ 66.671380][ T5220] ? __pfx_ocfs2_get_clusters+0x10/0x10 [ 66.676941][ T5220] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 66.683100][ T5220] ? __pfx_lock_acquire+0x10/0x10 [ 66.688136][ T5220] ? unwind_get_return_address+0x4d/0x90 [ 66.693782][ T5220] ? arch_stack_walk+0xfd/0x150 [ 66.698655][ T5220] ocfs2_extent_map_get_blocks+0x24c/0x7d0 [ 66.704495][ T5220] ? __pfx_ocfs2_extent_map_get_blocks+0x10/0x10 [ 66.710838][ T5220] ? __pfx_check_noncircular+0x10/0x10 [ 66.716318][ T5220] ocfs2_read_virt_blocks+0x313/0xb20 [ 66.721701][ T5220] ? __pfx_ocfs2_validate_dir_block+0x10/0x10 [ 66.727772][ T5220] ? __pfx_ocfs2_read_virt_blocks+0x10/0x10 [ 66.733674][ T5220] ocfs2_find_entry+0x43b/0x2780 [ 66.738627][ T5220] ? __pfx_ocfs2_find_entry+0x10/0x10 [ 66.744012][ T5220] ? mark_lock+0x2ae/0x360 [ 66.748439][ T5220] ? __lock_acquire+0x1384/0x2050 [ 66.753477][ T5220] ? format_decode+0xc5f/0x1bb0 [ 66.758340][ T5220] ? __pfx_format_decode+0x10/0x10 [ 66.763460][ T5220] ? string+0x26a/0x2b0 [ 66.767643][ T5220] ? widen_string+0x3a/0x310 [ 66.772234][ T5220] ? string+0x26a/0x2b0 [ 66.776392][ T5220] ? vsnprintf+0x1ccd/0x1da0 [ 66.780988][ T5220] ocfs2_find_files_on_disk+0xff/0x360 [ 66.786478][ T5220] ocfs2_lookup_ino_from_name+0xb1/0x1e0 [ 66.792121][ T5220] ? __pfx_ocfs2_lookup_ino_from_name+0x10/0x10 [ 66.798400][ T5220] ? kasan_save_track+0x51/0x80 [ 66.803257][ T5220] ? kasan_save_track+0x3f/0x80 [ 66.808114][ T5220] ? __kasan_kmalloc+0x98/0xb0 [ 66.812885][ T5220] ? ocfs2_new_dlm_debug+0x97/0x200 [ 66.818124][ T5220] ocfs2_get_system_file_inode+0x305/0x7b0 [ 66.823966][ T5220] ? __pfx_ocfs2_get_system_file_inode+0x10/0x10 [ 66.830325][ T5220] ocfs2_init_global_system_inodes+0x32c/0x730 [ 66.836507][ T5220] ? __pfx_ocfs2_init_global_system_inodes+0x10/0x10 [ 66.843183][ T5220] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 66.848745][ T5220] ? ocfs2_new_dlm_debug+0xb5/0x200 [ 66.853949][ T5220] ? __pfx_ocfs2_new_dlm_debug+0x10/0x10 [ 66.859586][ T5220] ? rcu_is_watching+0x15/0xb0 [ 66.864352][ T5220] ? trace_ocfs2_initialize_super+0x9e/0x230 [ 66.870333][ T5220] ocfs2_fill_super+0x2f47/0x5750 [ 66.875371][ T5220] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 66.880775][ T5220] ? __pfx_validate_chain+0x10/0x10 [ 66.886068][ T5220] ? __pfx_validate_chain+0x10/0x10 [ 66.891287][ T5220] ? validate_chain+0x11e/0x5920 [ 66.896234][ T5220] ? __lock_acquire+0x1384/0x2050 [ 66.901272][ T5220] ? __pfx_validate_chain+0x10/0x10 [ 66.906480][ T5220] ? string+0x26a/0x2b0 [ 66.910639][ T5220] ? widen_string+0x3a/0x310 [ 66.915231][ T5220] ? string+0x26a/0x2b0 [ 66.919403][ T5220] ? bdev_name+0x2b1/0x3c0 [ 66.923828][ T5220] ? pointer+0x703/0x1210 [ 66.928181][ T5220] ? __pfx_pointer+0x10/0x10 [ 66.932776][ T5220] ? __pfx_format_decode+0x10/0x10 [ 66.937894][ T5220] ? __lock_acquire+0x1384/0x2050 [ 66.942984][ T5220] ? vsnprintf+0x1ccd/0x1da0 [ 66.947602][ T5220] ? snprintf+0xda/0x120 [ 66.951858][ T5220] ? __pfx_lock_release+0x10/0x10 [ 66.956903][ T5220] ? do_raw_spin_lock+0x14f/0x370 [ 66.961943][ T5220] ? __pfx_snprintf+0x10/0x10 [ 66.966634][ T5220] ? set_blocksize+0x1f9/0x360 [ 66.971402][ T5220] ? sb_set_blocksize+0x98/0xf0 [ 66.976258][ T5220] ? setup_bdev_super+0x4e6/0x5d0 [ 66.981293][ T5220] mount_bdev+0x20a/0x2d0 [ 66.985634][ T5220] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 66.991083][ T5220] ? __pfx_mount_bdev+0x10/0x10 [ 66.995942][ T5220] ? vfs_parse_fs_string+0x190/0x230 [ 67.001233][ T5220] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 67.006901][ T5220] legacy_get_tree+0xee/0x190 [ 67.011617][ T5220] ? __pfx_ocfs2_mount+0x10/0x10 [ 67.016587][ T5220] vfs_get_tree+0x90/0x2b0 [ 67.021043][ T5220] do_new_mount+0x2be/0xb40 [ 67.025575][ T5220] ? __pfx_do_new_mount+0x10/0x10 [ 67.030632][ T5220] __se_sys_mount+0x2d6/0x3c0 [ 67.035334][ T5220] ? __pfx___se_sys_mount+0x10/0x10 [ 67.040555][ T5220] ? do_syscall_64+0x100/0x230 [ 67.045334][ T5220] ? __x64_sys_mount+0x20/0xc0 [ 67.050120][ T5220] do_syscall_64+0xf3/0x230 [ 67.054647][ T5220] ? clear_bhb_loop+0x35/0x90 [ 67.059354][ T5220] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 67.065266][ T5220] RIP: 0033:0x7fa4da2bde6a [ 67.069699][ T5220] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 ee 08 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 67.089310][ T5220] RSP: 002b:00007ffe4b90b518 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 67.097730][ T5220] RAX: ffffffffffffffda RBX: 00007ffe4b90b530 RCX: 00007fa4da2bde6a [ 67.105705][ T5220] RDX: 0000000020004440 RSI: 0000000020000780 RDI: 00007ffe4b90b530 [ 67.113678][ T5220] RBP: 0000000000000004 R08: 00007ffe4b90b570 R09: 0000000000004444 [ 67.121666][ T5220] R10: 0000000001000000 R11: 0000000000000282 R12: 0000000001000000 [ 67.129654][ T5220] R13: 00007ffe4b90b570 R14: 0000000000000003 R15: 0000000001000000 [ 67.137648][ T5220] [ 67.140999][ T5220] Kernel Offset: disabled [ 67.145374][ T5220] Rebooting in 86400 seconds..