./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor696201965 <...> syzkaller syzkaller login: [ 87.415409][ T27] kauditd_printk_skb: 1 callbacks suppressed [ 87.415429][ T27] audit: type=1400 audit(1702744739.143:77): avc: denied { transition } for pid=4912 comm="sshd" path="/bin/sh" dev="sda1" ino=89 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 87.444663][ T27] audit: type=1400 audit(1702744739.143:78): avc: denied { noatsecure } for pid=4912 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 87.464360][ T27] audit: type=1400 audit(1702744739.173:79): avc: denied { write } for pid=4912 comm="sh" path="pipe:[3916]" dev="pipefs" ino=3916 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 87.487331][ T27] audit: type=1400 audit(1702744739.193:80): avc: denied { rlimitinh } for pid=4912 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 87.506844][ T27] audit: type=1400 audit(1702744739.193:81): avc: denied { siginh } for pid=4912 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 88.514038][ T27] audit: type=1400 audit(1702744740.233:82): avc: denied { read } for pid=4496 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 103.103383][ T1157] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.235' (ED25519) to the list of known hosts. [ 108.023259][ T27] audit: type=1400 audit(1702744759.753:83): avc: denied { append } for pid=4496 comm="syslogd" name="messages" dev="tmpfs" ino=3 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 108.045643][ T27] audit: type=1400 audit(1702744759.753:84): avc: denied { open } for pid=4496 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=3 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 108.069050][ T27] audit: type=1400 audit(1702744759.753:85): avc: denied { getattr } for pid=4496 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=3 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 execve("./syz-executor696201965", ["./syz-executor696201965"], 0x7ffc86d8d6c0 /* 10 vars */) = 0 brk(NULL) = 0x555555f9f000 brk(0x555555f9fd00) = 0x555555f9fd00 arch_prctl(ARCH_SET_FS, 0x555555f9f380) = 0 set_tid_address(0x555555f9f650) = 5065 set_robust_list(0x555555f9f660, 24) = 0 rseq(0x555555f9fca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor696201965", 4096) = 27 getrandom("\xc2\xb3\x87\x87\x13\x61\xcc\x55", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555f9fd00 brk(0x555555fc0d00) = 0x555555fc0d00 brk(0x555555fc1000) = 0x555555fc1000 mprotect(0x7ff928519000, 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 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 [ 108.344550][ T27] audit: type=1400 audit(1702744760.073:86): avc: denied { execmem } for pid=5065 comm="syz-executor696" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 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 5066 attached [pid 5066] set_robust_list(0x555555f9f660, 24 [pid 5065] <... clone resumed>, child_tidptr=0x555555f9f650) = 5066 [pid 5066] <... set_robust_list resumed>) = 0 [pid 5066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 108.458955][ T27] audit: type=1400 audit(1702744760.183:87): avc: denied { read write } for pid=5065 comm="syz-executor696" name="loop0" dev="devtmpfs" ino=648 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 108.483554][ T27] audit: type=1400 audit(1702744760.183:88): avc: denied { open } for pid=5065 comm="syz-executor696" path="/dev/loop0" dev="devtmpfs" ino=648 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [pid 5066] setpgid(0, 0) = 0 [pid 5066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5066] write(3, "1000", 4) = 4 [pid 5066] close(3) = 0 [pid 5066] memfd_create("syzkaller", 0) = 3 [pid 5066] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff920066000 [pid 5066] 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"..., 32768) = 32768 [pid 5066] munmap(0x7ff920066000, 138412032) = 0 [pid 5066] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 108.509195][ T27] audit: type=1400 audit(1702744760.193:89): avc: denied { ioctl } for pid=5065 comm="syz-executor696" path="/dev/loop0" dev="devtmpfs" ino=648 ioctlcmd=0x4c01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [pid 5066] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5066] close(3) = 0 [pid 5066] mkdir("./file1", 0777) = 0 [pid 5066] mount("/dev/loop0", "./file1", "hfs", MS_REC, "") = 0 [pid 5066] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [ 108.588078][ T5066] loop0: detected capacity change from 0 to 64 [pid 5066] chdir("./file1") = 0 [pid 5066] ioctl(4, LOOP_CLR_FD) = 0 [pid 5066] close(4) = 0 [pid 5066] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_LARGEFILE|O_NOATIME|FASYNC, 000) = 4 [ 108.619984][ T27] audit: type=1400 audit(1702744760.343:90): avc: denied { mounton } for pid=5066 comm="syz-executor696" path="/root/file1" dev="sda1" ino=1927 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 108.643049][ T27] audit: type=1400 audit(1702744760.363:91): avc: denied { mount } for pid=5066 comm="syz-executor696" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:dosfs_t tclass=filesystem permissive=1 [pid 5066] openat(AT_FDCWD, "./file1", O_RDONLY|O_CREAT|O_TRUNC|O_SYNC|O_LARGEFILE|O_NOATIME|FASYNC, 000) = 5 [pid 5066] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 6 [pid 5066] write(6, "6", 1) = 1 [ 108.686810][ T27] audit: type=1804 audit(1702744760.413:92): pid=5066 uid=0 auid=4294967295 ses=4294967295 subj=root:sysadm_r:sysadm_t op=invalid_pcr cause=open_writers comm="syz-executor696" name="/root/file1/file1" dev="loop0" ino=18 res=1 errno=0 [ 108.717171][ T5066] FAULT_INJECTION: forcing a failure. [ 108.717171][ T5066] name failslab, interval 1, probability 0, space 0, times 1 [ 108.731341][ T5066] CPU: 0 PID: 5066 Comm: syz-executor696 Not tainted 6.7.0-rc5-syzkaller-00200-g3bd7d7488169 #0 [ 108.741847][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 108.751952][ T5066] Call Trace: [ 108.755255][ T5066] [ 108.758207][ T5066] dump_stack_lvl+0x125/0x1b0 [ 108.762956][ T5066] should_fail_ex+0x496/0x5b0 [ 108.767689][ T5066] should_failslab+0x9/0x20 [ 108.772231][ T5066] __kmem_cache_alloc_node+0x5f/0x460 [ 108.777657][ T5066] ? __hfs_bnode_create+0x108/0x850 [ 108.782899][ T5066] __kmalloc+0x49/0x90 [ 108.787007][ T5066] __hfs_bnode_create+0x108/0x850 [ 108.792116][ T5066] ? hfs_brec_goto+0x5e0/0x5e0 [ 108.797039][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 108.802493][ T5066] ? do_raw_spin_lock+0x12e/0x2b0 [ 108.807587][ T5066] ? spin_bug+0x1d0/0x1d0 [ 108.811964][ T5066] ? mark_lock+0xb5/0xc50 [ 108.816358][ T5066] hfs_bnode_find+0x2cf/0xcb0 [ 108.821103][ T5066] ? lock_acquire+0x1ae/0x520 [ 108.825836][ T5066] ? find_held_lock+0x2d/0x110 [ 108.830669][ T5066] ? hfs_bnode_put.part.0+0x280/0x280 [ 108.836101][ T5066] ? __stack_depot_save+0x247/0x520 [ 108.841344][ T5066] ? hlock_class+0x4e/0x130 [ 108.845895][ T5066] ? __lock_acquire+0x14f0/0x3b20 [ 108.850998][ T5066] ? hfs_bmap_reserve+0x2b6/0x370 [ 108.856100][ T5066] hfs_bmap_alloc+0x10a/0x880 [ 108.860849][ T5066] ? hfs_bmap_reserve+0x370/0x370 [ 108.865921][ T5066] ? lock_acquire+0x1ae/0x520 [ 108.870655][ T5066] hfs_btree_inc_height.isra.0+0x100/0x830 [ 108.876507][ T5066] ? hfs_bnode_split+0xdc0/0xdc0 [ 108.881485][ T5066] ? mutex_is_locked+0x40/0x40 [ 108.886284][ T5066] ? preempt_count_sub+0x160/0x160 [ 108.891430][ T5066] hfs_brec_insert+0x934/0xb80 [ 108.896234][ T5066] ? hfs_find_init+0x17f/0x220 [ 108.901068][ T5066] ? hfs_brec_find+0x3de/0x510 [ 108.905915][ T5066] ? hfs_brec_keylen+0x3c0/0x3c0 [ 108.910926][ T5066] ? hfs_bmap_reserve+0x2b6/0x370 [ 108.916040][ T5066] __hfs_ext_write_extent+0x3f6/0x520 [ 108.921496][ T5066] hfs_ext_read_extent+0x805/0x9d0 [ 108.926677][ T5066] ? mutex_trylock+0x130/0x130 [ 108.931489][ T5066] ? hfs_free_extents+0x2f0/0x2f0 [ 108.936563][ T5066] ? clean_bdev_aliases+0x50e/0x610 [ 108.941993][ T5066] hfs_extend_file+0x4e0/0xb10 [ 108.946827][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 108.952247][ T5066] ? hfs_free_fork+0x900/0x900 [ 108.957061][ T5066] hfs_get_block+0x17f/0x820 [ 108.961703][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 108.966684][ T5066] __block_write_begin_int+0x3c0/0x1560 [ 108.972280][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 108.977351][ T5066] ? invalidate_bh_lrus_cpu+0x170/0x170 [ 108.982945][ T5066] block_write_begin+0xb1/0x490 [ 108.987841][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 108.992823][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 108.998280][ T5066] cont_write_begin+0x530/0x730 [ 109.003194][ T5066] ? folio_flags.constprop.0+0x56/0x150 [ 109.008818][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.013819][ T5066] ? block_write_begin+0x490/0x490 [ 109.019003][ T5066] ? rcu_is_watching+0x12/0xb0 [ 109.023846][ T5066] ? __mark_inode_dirty+0x297/0xd60 [ 109.029098][ T5066] hfs_write_begin+0x87/0x140 [ 109.033823][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.038800][ T5066] cont_write_begin+0x336/0x730 [ 109.043699][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.048680][ T5066] ? block_write_begin+0x490/0x490 [ 109.053868][ T5066] ? fault_in_readable+0x150/0x200 [ 109.059047][ T5066] ? fault_in_subpage_writeable+0x20/0x20 [ 109.064853][ T5066] hfs_write_begin+0x87/0x140 [ 109.069598][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.074612][ T5066] generic_perform_write+0x278/0x600 [ 109.079968][ T5066] ? folio_add_wait_queue+0x1c0/0x1c0 [ 109.085384][ T5066] ? generic_write_checks+0x2b0/0x3f0 [ 109.090822][ T5066] __generic_file_write_iter+0x1f9/0x240 [ 109.096519][ T5066] generic_file_write_iter+0xe3/0x350 [ 109.101939][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 109.107359][ T5066] do_iter_readv_writev+0x21e/0x3c0 [ 109.112604][ T5066] ? generic_copy_file_range+0x1d0/0x1d0 [ 109.118452][ T5066] ? avc_policy_seqno+0x9/0x10 [ 109.123256][ T5066] ? selinux_file_permission+0x126/0x590 [ 109.128929][ T5066] ? security_file_permission+0x94/0x100 [ 109.134617][ T5066] do_iter_write+0x17f/0x7f0 [ 109.139239][ T5066] vfs_writev+0x221/0x700 [ 109.143632][ T5066] ? vfs_iter_write+0xb0/0xb0 [ 109.148353][ T5066] ? lock_sync+0x190/0x190 [ 109.152815][ T5066] ? ptrace_stop.part.0+0x457/0x7a0 [ 109.158087][ T5066] ? spin_bug+0x1d0/0x1d0 [ 109.162517][ T5066] ? cgroup_update_frozen+0x144/0x6b0 [ 109.167972][ T5066] ? ptrace_notify+0xf4/0x130 [ 109.172709][ T5066] ? do_pwritev+0x1af/0x260 [ 109.177247][ T5066] do_pwritev+0x1af/0x260 [ 109.181618][ T5066] ? do_writev+0x370/0x370 [ 109.186069][ T5066] ? lockdep_hardirqs_on+0x7d/0x110 [ 109.191326][ T5066] ? _raw_spin_unlock_irq+0x2e/0x50 [ 109.196567][ T5066] __x64_sys_pwritev2+0xef/0x150 [ 109.201554][ T5066] do_syscall_64+0x40/0x110 [ 109.206108][ T5066] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 109.212074][ T5066] RIP: 0033:0x7ff9284a4dd9 [ 109.216548][ T5066] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 109.236202][ T5066] RSP: 002b:00007ffca6b71648 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 109.244653][ T5066] RAX: ffffffffffffffda RBX: 00007ffca6b71670 RCX: 00007ff9284a4dd9 [ 109.252678][ T5066] RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000004 [ 109.260805][ T5066] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 109.268810][ T5066] R10: 0000000000105405 R11: 0000000000000246 R12: 00007ffca6b71690 [ 109.276831][ T5066] R13: 00007ffca6b718b8 R14: 431bde82d7b634db R15: 00007ff9284ee01d [ 109.284871][ T5066] [ 109.289799][ T5066] hfs: new node 0 already hashed? [ 109.304095][ T5066] ------------[ cut here ]------------ [ 109.309782][ T5066] WARNING: CPU: 1 PID: 5066 at fs/hfs/bnode.c:422 hfs_bnode_create+0x14c/0x530 [ 109.319263][ T5066] Modules linked in: [ 109.323237][ T5066] CPU: 1 PID: 5066 Comm: syz-executor696 Not tainted 6.7.0-rc5-syzkaller-00200-g3bd7d7488169 #0 [ 109.333816][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 109.344022][ T5066] RIP: 0010:hfs_bnode_create+0x14c/0x530 [ 109.349730][ T5066] Code: ca 2c ff 45 39 fc 75 9e e8 11 cf 2c ff 4c 89 f7 e8 b9 49 29 08 e8 04 cf 2c ff 44 89 e6 48 c7 c7 40 d6 e7 8a e8 c5 a9 0f ff 90 <0f> 0b 90 e8 ec ce 2c ff 48 89 d8 48 83 c4 18 5b 5d 41 5c 41 5d 41 [ 109.369589][ T5066] RSP: 0018:ffffc9000341efb8 EFLAGS: 00010282 [ 109.375769][ T5066] RAX: 000000000000001f RBX: ffff8880211b3a00 RCX: ffffffff81697219 [ 109.383915][ T5066] RDX: 0000000000000000 RSI: ffffffff8169f6c2 RDI: 0000000000000005 [ 109.392013][ T5066] RBP: ffff88807b950000 R08: 0000000000000005 R09: 0000000000000000 [ 109.400026][ T5066] R10: 0000000080000000 R11: 0000000000000001 R12: 0000000000000000 [ 109.408129][ T5066] R13: dffffc0000000000 R14: ffff88807b9500e0 R15: 0000000000000000 [ 109.416214][ T5066] FS: 0000555555f9f380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 109.425298][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.432012][ T5066] CR2: 00007fa20f9efd00 CR3: 0000000079409000 CR4: 00000000003506f0 [ 109.440059][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 109.448217][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 109.456281][ T5066] Call Trace: [ 109.459596][ T5066] [ 109.462769][ T5066] ? show_regs+0x8f/0xa0 [ 109.467125][ T5066] ? __warn+0xe6/0x390 [ 109.471323][ T5066] ? hfs_bnode_create+0x14c/0x530 [ 109.476426][ T5066] ? report_bug+0x3bc/0x580 [ 109.481058][ T5066] ? handle_bug+0x3d/0x70 [ 109.485449][ T5066] ? exc_invalid_op+0x17/0x40 [ 109.490169][ T5066] ? asm_exc_invalid_op+0x1a/0x20 [ 109.495305][ T5066] ? __wake_up_klogd.part.0+0x99/0xf0 [ 109.500840][ T5066] ? vprintk+0x82/0x90 [ 109.504947][ T5066] ? hfs_bnode_create+0x14c/0x530 [ 109.510006][ T5066] ? hfs_bnode_create+0x14b/0x530 [ 109.516075][ T5066] hfs_bmap_alloc+0x758/0x880 [ 109.521136][ T5066] ? hfs_bmap_reserve+0x370/0x370 [ 109.526261][ T5066] ? hfs_bnode_put.part.0+0x1e3/0x280 [ 109.531791][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 109.537264][ T5066] hfs_btree_inc_height.isra.0+0x100/0x830 [ 109.543280][ T5066] ? hfs_bnode_split+0xdc0/0xdc0 [ 109.548281][ T5066] ? do_raw_spin_unlock+0x173/0x230 [ 109.553646][ T5066] ? hfs_bnode_put.part.0+0x1e3/0x280 [ 109.559086][ T5066] hfs_brec_insert+0x81f/0xb80 [ 109.564011][ T5066] ? hfs_brec_keylen+0x3c0/0x3c0 [ 109.569076][ T5066] ? hfs_bmap_reserve+0x2b6/0x370 [ 109.574269][ T5066] __hfs_ext_write_extent+0x3f6/0x520 [ 109.579724][ T5066] hfs_ext_read_extent+0x805/0x9d0 [ 109.585059][ T5066] ? mutex_trylock+0x130/0x130 [ 109.589981][ T5066] ? hfs_free_extents+0x2f0/0x2f0 [ 109.595143][ T5066] ? clean_bdev_aliases+0x50e/0x610 [ 109.600478][ T5066] hfs_extend_file+0x4e0/0xb10 [ 109.605287][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 109.610778][ T5066] ? hfs_free_fork+0x900/0x900 [ 109.615734][ T5066] hfs_get_block+0x17f/0x820 [ 109.620482][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.625486][ T5066] __block_write_begin_int+0x3c0/0x1560 [ 109.631149][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.636242][ T5066] ? invalidate_bh_lrus_cpu+0x170/0x170 [ 109.641963][ T5066] block_write_begin+0xb1/0x490 [ 109.646938][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.652040][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 109.657508][ T5066] cont_write_begin+0x530/0x730 [ 109.662540][ T5066] ? folio_flags.constprop.0+0x56/0x150 [ 109.668145][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.673376][ T5066] ? block_write_begin+0x490/0x490 [ 109.678718][ T5066] ? rcu_is_watching+0x12/0xb0 [ 109.687119][ T5066] ? __mark_inode_dirty+0x297/0xd60 [ 109.692445][ T5066] hfs_write_begin+0x87/0x140 [ 109.697197][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.702308][ T5066] cont_write_begin+0x336/0x730 [ 109.707236][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.712329][ T5066] ? block_write_begin+0x490/0x490 [ 109.717527][ T5066] ? fault_in_readable+0x150/0x200 [ 109.722834][ T5066] ? fault_in_subpage_writeable+0x20/0x20 [ 109.728637][ T5066] hfs_write_begin+0x87/0x140 [ 109.733445][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 109.738456][ T5066] generic_perform_write+0x278/0x600 [ 109.743892][ T5066] ? folio_add_wait_queue+0x1c0/0x1c0 [ 109.749358][ T5066] ? generic_write_checks+0x2b0/0x3f0 [ 109.754941][ T5066] __generic_file_write_iter+0x1f9/0x240 [ 109.760738][ T5066] generic_file_write_iter+0xe3/0x350 [ 109.766197][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 109.771749][ T5066] do_iter_readv_writev+0x21e/0x3c0 [ 109.777120][ T5066] ? generic_copy_file_range+0x1d0/0x1d0 [ 109.782923][ T5066] ? avc_policy_seqno+0x9/0x10 [ 109.787755][ T5066] ? selinux_file_permission+0x126/0x590 [ 109.793544][ T5066] ? security_file_permission+0x94/0x100 [ 109.799263][ T5066] do_iter_write+0x17f/0x7f0 [ 109.804064][ T5066] vfs_writev+0x221/0x700 [ 109.808523][ T5066] ? vfs_iter_write+0xb0/0xb0 [ 109.813380][ T5066] ? lock_sync+0x190/0x190 [ 109.817885][ T5066] ? ptrace_stop.part.0+0x457/0x7a0 [ 109.823300][ T5066] ? spin_bug+0x1d0/0x1d0 [ 109.827714][ T5066] ? cgroup_update_frozen+0x144/0x6b0 [ 109.833257][ T5066] ? ptrace_notify+0xf4/0x130 [ 109.838015][ T5066] ? do_pwritev+0x1af/0x260 [ 109.842676][ T5066] do_pwritev+0x1af/0x260 [ 109.847243][ T5066] ? do_writev+0x370/0x370 [ 109.851810][ T5066] ? lockdep_hardirqs_on+0x7d/0x110 [ 109.857080][ T5066] ? _raw_spin_unlock_irq+0x2e/0x50 [ 109.862611][ T5066] __x64_sys_pwritev2+0xef/0x150 [ 109.867631][ T5066] do_syscall_64+0x40/0x110 [ 109.872253][ T5066] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 109.878225][ T5066] RIP: 0033:0x7ff9284a4dd9 [ 109.882756][ T5066] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 109.902626][ T5066] RSP: 002b:00007ffca6b71648 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 109.911155][ T5066] RAX: ffffffffffffffda RBX: 00007ffca6b71670 RCX: 00007ff9284a4dd9 [ 109.919215][ T5066] RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000004 [ 109.927632][ T5066] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 109.935725][ T5066] R10: 0000000000105405 R11: 0000000000000246 R12: 00007ffca6b71690 [ 109.947443][ T5066] R13: 00007ffca6b718b8 R14: 431bde82d7b634db R15: 00007ff9284ee01d [ 109.955522][ T5066] [ 109.958673][ T5066] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 109.966020][ T5066] CPU: 1 PID: 5066 Comm: syz-executor696 Not tainted 6.7.0-rc5-syzkaller-00200-g3bd7d7488169 #0 [ 109.976560][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 109.987369][ T5066] Call Trace: [ 109.990679][ T5066] [ 109.993626][ T5066] dump_stack_lvl+0xd9/0x1b0 [ 109.998261][ T5066] panic+0x6dc/0x790 [ 110.002192][ T5066] ? panic_smp_self_stop+0xa0/0xa0 [ 110.007346][ T5066] ? show_trace_log_lvl+0x363/0x4f0 [ 110.012612][ T5066] ? check_panic_on_warn+0x1f/0xb0 [ 110.017763][ T5066] ? hfs_bnode_create+0x14c/0x530 [ 110.022860][ T5066] check_panic_on_warn+0xab/0xb0 [ 110.027901][ T5066] __warn+0xf2/0x390 [ 110.031852][ T5066] ? hfs_bnode_create+0x14c/0x530 [ 110.036956][ T5066] report_bug+0x3bc/0x580 [ 110.049453][ T5066] handle_bug+0x3d/0x70 [ 110.053673][ T5066] exc_invalid_op+0x17/0x40 [ 110.058218][ T5066] asm_exc_invalid_op+0x1a/0x20 [ 110.063194][ T5066] RIP: 0010:hfs_bnode_create+0x14c/0x530 [ 110.068927][ T5066] Code: ca 2c ff 45 39 fc 75 9e e8 11 cf 2c ff 4c 89 f7 e8 b9 49 29 08 e8 04 cf 2c ff 44 89 e6 48 c7 c7 40 d6 e7 8a e8 c5 a9 0f ff 90 <0f> 0b 90 e8 ec ce 2c ff 48 89 d8 48 83 c4 18 5b 5d 41 5c 41 5d 41 [ 110.088968][ T5066] RSP: 0018:ffffc9000341efb8 EFLAGS: 00010282 [ 110.095120][ T5066] RAX: 000000000000001f RBX: ffff8880211b3a00 RCX: ffffffff81697219 [ 110.105039][ T5066] RDX: 0000000000000000 RSI: ffffffff8169f6c2 RDI: 0000000000000005 [ 110.113055][ T5066] RBP: ffff88807b950000 R08: 0000000000000005 R09: 0000000000000000 [ 110.121081][ T5066] R10: 0000000080000000 R11: 0000000000000001 R12: 0000000000000000 [ 110.129109][ T5066] R13: dffffc0000000000 R14: ffff88807b9500e0 R15: 0000000000000000 [ 110.137119][ T5066] ? __wake_up_klogd.part.0+0x99/0xf0 [ 110.142556][ T5066] ? vprintk+0x82/0x90 [ 110.146664][ T5066] ? hfs_bnode_create+0x14b/0x530 [ 110.151732][ T5066] hfs_bmap_alloc+0x758/0x880 [ 110.156465][ T5066] ? hfs_bmap_reserve+0x370/0x370 [ 110.161542][ T5066] ? hfs_bnode_put.part.0+0x1e3/0x280 [ 110.166956][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 110.172377][ T5066] hfs_btree_inc_height.isra.0+0x100/0x830 [ 110.178228][ T5066] ? hfs_bnode_split+0xdc0/0xdc0 [ 110.183208][ T5066] ? do_raw_spin_unlock+0x173/0x230 [ 110.188468][ T5066] ? hfs_bnode_put.part.0+0x1e3/0x280 [ 110.193970][ T5066] hfs_brec_insert+0x81f/0xb80 [ 110.198791][ T5066] ? hfs_brec_keylen+0x3c0/0x3c0 [ 110.203794][ T5066] ? hfs_bmap_reserve+0x2b6/0x370 [ 110.208914][ T5066] __hfs_ext_write_extent+0x3f6/0x520 [ 110.214336][ T5066] hfs_ext_read_extent+0x805/0x9d0 [ 110.219492][ T5066] ? mutex_trylock+0x130/0x130 [ 110.224305][ T5066] ? hfs_free_extents+0x2f0/0x2f0 [ 110.229374][ T5066] ? clean_bdev_aliases+0x50e/0x610 [ 110.234621][ T5066] hfs_extend_file+0x4e0/0xb10 [ 110.239428][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 110.244851][ T5066] ? hfs_free_fork+0x900/0x900 [ 110.249659][ T5066] hfs_get_block+0x17f/0x820 [ 110.254309][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 110.259322][ T5066] __block_write_begin_int+0x3c0/0x1560 [ 110.264932][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 110.269920][ T5066] ? invalidate_bh_lrus_cpu+0x170/0x170 [ 110.275615][ T5066] block_write_begin+0xb1/0x490 [ 110.280582][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 110.285579][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 110.291002][ T5066] cont_write_begin+0x530/0x730 [ 110.296026][ T5066] ? folio_flags.constprop.0+0x56/0x150 [ 110.301650][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 110.306650][ T5066] ? block_write_begin+0x490/0x490 [ 110.311805][ T5066] ? rcu_is_watching+0x12/0xb0 [ 110.316601][ T5066] ? __mark_inode_dirty+0x297/0xd60 [ 110.321848][ T5066] hfs_write_begin+0x87/0x140 [ 110.326604][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 110.331642][ T5066] cont_write_begin+0x336/0x730 [ 110.336576][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 110.341572][ T5066] ? block_write_begin+0x490/0x490 [ 110.346768][ T5066] ? fault_in_readable+0x150/0x200 [ 110.351968][ T5066] ? fault_in_subpage_writeable+0x20/0x20 [ 110.357768][ T5066] hfs_write_begin+0x87/0x140 [ 110.362548][ T5066] ? hfs_extend_file+0xb10/0xb10 [ 110.367556][ T5066] generic_perform_write+0x278/0x600 [ 110.372923][ T5066] ? folio_add_wait_queue+0x1c0/0x1c0 [ 110.378359][ T5066] ? generic_write_checks+0x2b0/0x3f0 [ 110.383796][ T5066] __generic_file_write_iter+0x1f9/0x240 [ 110.389516][ T5066] generic_file_write_iter+0xe3/0x350 [ 110.394953][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 110.400404][ T5066] do_iter_readv_writev+0x21e/0x3c0 [ 110.405659][ T5066] ? generic_copy_file_range+0x1d0/0x1d0 [ 110.411343][ T5066] ? avc_policy_seqno+0x9/0x10 [ 110.416175][ T5066] ? selinux_file_permission+0x126/0x590 [ 110.421865][ T5066] ? security_file_permission+0x94/0x100 [ 110.427541][ T5066] do_iter_write+0x17f/0x7f0 [ 110.432173][ T5066] vfs_writev+0x221/0x700 [ 110.436541][ T5066] ? vfs_iter_write+0xb0/0xb0 [ 110.441255][ T5066] ? lock_sync+0x190/0x190 [ 110.445755][ T5066] ? ptrace_stop.part.0+0x457/0x7a0 [ 110.451019][ T5066] ? spin_bug+0x1d0/0x1d0 [ 110.455398][ T5066] ? cgroup_update_frozen+0x144/0x6b0 [ 110.460823][ T5066] ? ptrace_notify+0xf4/0x130 [ 110.465568][ T5066] ? do_pwritev+0x1af/0x260 [ 110.470122][ T5066] do_pwritev+0x1af/0x260 [ 110.474492][ T5066] ? do_writev+0x370/0x370 [ 110.478945][ T5066] ? lockdep_hardirqs_on+0x7d/0x110 [ 110.484196][ T5066] ? _raw_spin_unlock_irq+0x2e/0x50 [ 110.489433][ T5066] __x64_sys_pwritev2+0xef/0x150 [ 110.494412][ T5066] do_syscall_64+0x40/0x110 [ 110.498956][ T5066] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 110.504903][ T5066] RIP: 0033:0x7ff9284a4dd9 [ 110.510237][ T5066] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 110.529904][ T5066] RSP: 002b:00007ffca6b71648 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 110.538361][ T5066] RAX: ffffffffffffffda RBX: 00007ffca6b71670 RCX: 00007ff9284a4dd9 [ 110.546363][ T5066] RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000004 [ 110.554371][ T5066] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 110.562409][ T5066] R10: 0000000000105405 R11: 0000000000000246 R12: 00007ffca6b71690 [ 110.570416][ T5066] R13: 00007ffca6b718b8 R14: 431bde82d7b634db R15: 00007ff9284ee01d [ 110.578431][ T5066] [ 110.581781][ T5066] Kernel Offset: disabled [ 110.586254][ T5066] Rebooting in 86400 seconds..