./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1929861434
<...>
Warning: Permanently added '10.128.0.77' (ED25519) to the list of known hosts.
execve("./syz-executor1929861434", ["./syz-executor1929861434"], 0x7ffc5c7c2e20 /* 10 vars */) = 0
brk(NULL) = 0x555563837000
brk(0x555563837d00) = 0x555563837d00
arch_prctl(ARCH_SET_FS, 0x555563837380) = 0
set_tid_address(0x555563837650) = 5826
set_robust_list(0x555563837660, 24) = 0
rseq(0x555563837ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1929861434", 4096) = 28
getrandom("\x47\xe4\x65\x0d\x91\x5b\xff\x5f", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555563837d00
brk(0x555563858d00) = 0x555563858d00
brk(0x555563859000) = 0x555563859000
mprotect(0x7ff434391000, 16384, PROT_READ) = 0
mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000
mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000
mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000
write(1, "executing program\n", 18executing program
) = 18
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff42be00000
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"..., 262144) = 262144
munmap(0x7ff42be00000, 138412032) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
close(4) = 0
mkdir("./file0", 0777) = 0
[ 84.528465][ T5826] loop0: detected capacity change from 0 to 512
mount("/dev/loop0", "./file0", "ext4", MS_NOSYMFOLLOW|MS_NOATIME|MS_I_VERSION|0x200, "usrjquota=,journal_dev=0x0000000000000007,debug_want_extra_isize=0x0000000000000006,minixdf,resgid=0"...) = 0
openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
chdir("./file0") = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[ 84.572259][ T5826] EXT4-fs error (device loop0): ext4_xattr_ibody_find:2240: inode #15: comm syz-executor192: corrupted in-inode xattr: invalid ea_ino
[ 84.587394][ T5826] EXT4-fs error (device loop0): ext4_orphan_get:1394: comm syz-executor192: couldn't read orphan inode 15 (err -117)
[ 84.603306][ T5826] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.
chdir("./file0") = 0
[ 84.671233][ T5826] ------------[ cut here ]------------
[ 84.677115][ T5826] bad length passed for symlink [/tmp/syz-imagegen2884317625/] (got 39, expected 29)
[ 84.677356][ T5826] WARNING: CPU: 1 PID: 5826 at ./include/linux/fs.h:803 inode_set_cached_link+0xd0/0x110
[ 84.696906][ T5826] Modules linked in:
[ 84.700822][ T5826] CPU: 1 UID: 0 PID: 5826 Comm: syz-executor192 Not tainted 6.14.0-rc4-syzkaller-00090-gdd83757f6e68 #0
[ 84.712004][ T5826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 84.722165][ T5826] RIP: 0010:inode_set_cached_link+0xd0/0x110
[ 84.728269][ T5826] Code: 41 5f 5d c3 cc cc cc cc e8 0d 4f 45 ff c6 05 b0 6c a9 0d 01 90 48 c7 c7 60 c9 3d 8c 4c 89 f6 44 89 fa 89 e9 e8 c1 0a 05 ff 90 <0f> 0b 90 90 e9 6a ff ff ff 89 f9 80 e1 07 80 c1 03 38 c1 7c a1 e8
[ 84.747972][ T5826] RSP: 0018:ffffc9000414f938 EFLAGS: 00010246
[ 84.754077][ T5826] RAX: 8ee6dca0caa2ad00 RBX: ffff888072ca9680 RCX: ffff888035e83c00
[ 84.762116][ T5826] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 84.770355][ T5826] RBP: 000000000000001d R08: ffffffff81817d42 R09: 1ffff110170e519a
[ 84.778426][ T5826] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff888072ca9680
[ 84.786601][ T5826] R13: dffffc0000000000 R14: ffff888072ca93d0 R15: 0000000000000027
[ 84.794611][ T5826] FS: 0000555563837380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
[ 84.803622][ T5826] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 84.810337][ T5826] CR2: 000000000066c7e0 CR3: 000000007517c000 CR4: 00000000003526f0
[ 84.818415][ T5826] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 84.826473][ T5826] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 84.834457][ T5826] Call Trace:
[ 84.837831][ T5826]
[ 84.840793][ T5826] ? __warn+0x165/0x4d0
[ 84.844971][ T5826] ? inode_set_cached_link+0xd0/0x110
[ 84.850437][ T5826] ? report_bug+0x2b3/0x500
[ 84.854999][ T5826] ? inode_set_cached_link+0xd0/0x110
[ 84.860460][ T5826] ? handle_bug+0x60/0x90
[ 84.864875][ T5826] ? exc_invalid_op+0x1a/0x50
[ 84.869703][ T5826] ? asm_exc_invalid_op+0x1a/0x20
[ 84.874780][ T5826] ? __warn_printk+0x292/0x360
[ 84.879647][ T5826] ? inode_set_cached_link+0xd0/0x110
[ 84.885055][ T5826] ? inode_set_cached_link+0xcf/0x110
[ 84.890533][ T5826] __ext4_iget+0x2ea4/0x3f30
[ 84.895255][ T5826] ? __pfx_lock_release+0x10/0x10
[ 84.900408][ T5826] ? __pfx___ext4_iget+0x10/0x10
[ 84.905381][ T5826] ? ext4_fname_free_filename+0x89/0xb0
[ 84.911053][ T5826] ? rcu_is_watching+0x15/0xb0
[ 84.915896][ T5826] ? ext4_fname_free_filename+0x89/0xb0
[ 84.921513][ T5826] ? kfree+0x4e/0x430
[ 84.925817][ T5826] ext4_lookup+0x3e3/0x750
[ 84.930320][ T5826] ? d_alloc+0x142/0x190
[ 84.934588][ T5826] ? do_raw_spin_lock+0x14f/0x370
[ 84.939706][ T5826] ? __pfx_ext4_lookup+0x10/0x10
[ 84.944703][ T5826] ? _raw_spin_unlock+0x28/0x50
[ 84.949649][ T5826] ? d_alloc+0x142/0x190
[ 84.953940][ T5826] lookup_one_qstr_excl+0x126/0x2b0
[ 84.959257][ T5826] filename_create+0x297/0x540
[ 84.964072][ T5826] ? __pfx_filename_create+0x10/0x10
[ 84.969449][ T5826] ? __might_fault+0xaa/0x120
[ 84.974175][ T5826] do_mkdirat+0xbd/0x3a0
[ 84.978523][ T5826] ? __check_object_size+0x47a/0x730
[ 84.983893][ T5826] ? __pfx_do_mkdirat+0x10/0x10
[ 84.988837][ T5826] ? getname_flags+0x1e3/0x540
[ 84.993675][ T5826] __x64_sys_mkdirat+0x87/0xa0
[ 84.998552][ T5826] do_syscall_64+0xf3/0x230
[ 85.003092][ T5826] ? clear_bhb_loop+0x35/0x90
[ 85.007910][ T5826] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 85.013842][ T5826] RIP: 0033:0x7ff43431ea39
[ 85.018367][ T5826] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 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
[ 85.038262][ T5826] RSP: 002b:00007ffd883b4b58 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 85.046787][ T5826] RAX: ffffffffffffffda RBX: 0000400000000400 RCX: 00007ff43431ea39
[ 85.054812][ T5826] RDX: 0000000000000000 RSI: 0000400000000340 RDI: 00000000ffffff9c
[ 85.062888][ T5826] RBP: 0030656c69662f2e R08: 0000000000000000 R09: 0000000000000000
[ 85.070958][ T5826] R10: 00007ffd883b4a20 R11: 0000000000000246 R12: 5f6c616e72756f6a
[ 85.079010][ T5826] R13: 746f75716a727375 R14: 0000000000000001 R15: 0000000000000001
[ 85.087100][ T5826]
[ 85.090142][ T5826] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 85.097469][ T5826] CPU: 1 UID: 0 PID: 5826 Comm: syz-executor192 Not tainted 6.14.0-rc4-syzkaller-00090-gdd83757f6e68 #0
[ 85.108588][ T5826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 85.118663][ T5826] Call Trace:
[ 85.121954][ T5826]
[ 85.124895][ T5826] dump_stack_lvl+0x241/0x360
[ 85.129589][ T5826] ? __pfx_dump_stack_lvl+0x10/0x10
[ 85.134798][ T5826] ? __pfx__printk+0x10/0x10
[ 85.139404][ T5826] ? vscnprintf+0x5d/0x90
[ 85.143738][ T5826] panic+0x349/0x880
[ 85.147666][ T5826] ? __warn+0x174/0x4d0
[ 85.151838][ T5826] ? __pfx_panic+0x10/0x10
[ 85.156291][ T5826] __warn+0x344/0x4d0
[ 85.160286][ T5826] ? inode_set_cached_link+0xd0/0x110
[ 85.165675][ T5826] report_bug+0x2b3/0x500
[ 85.170028][ T5826] ? inode_set_cached_link+0xd0/0x110
[ 85.175426][ T5826] handle_bug+0x60/0x90
[ 85.179596][ T5826] exc_invalid_op+0x1a/0x50
[ 85.184118][ T5826] asm_exc_invalid_op+0x1a/0x20
[ 85.188975][ T5826] RIP: 0010:inode_set_cached_link+0xd0/0x110
[ 85.194963][ T5826] Code: 41 5f 5d c3 cc cc cc cc e8 0d 4f 45 ff c6 05 b0 6c a9 0d 01 90 48 c7 c7 60 c9 3d 8c 4c 89 f6 44 89 fa 89 e9 e8 c1 0a 05 ff 90 <0f> 0b 90 90 e9 6a ff ff ff 89 f9 80 e1 07 80 c1 03 38 c1 7c a1 e8
[ 85.214593][ T5826] RSP: 0018:ffffc9000414f938 EFLAGS: 00010246
[ 85.220691][ T5826] RAX: 8ee6dca0caa2ad00 RBX: ffff888072ca9680 RCX: ffff888035e83c00
[ 85.228679][ T5826] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 85.236667][ T5826] RBP: 000000000000001d R08: ffffffff81817d42 R09: 1ffff110170e519a
[ 85.244648][ T5826] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff888072ca9680
[ 85.252640][ T5826] R13: dffffc0000000000 R14: ffff888072ca93d0 R15: 0000000000000027
[ 85.260638][ T5826] ? __warn_printk+0x292/0x360
[ 85.265432][ T5826] ? inode_set_cached_link+0xcf/0x110
[ 85.270829][ T5826] __ext4_iget+0x2ea4/0x3f30
[ 85.275432][ T5826] ? __pfx_lock_release+0x10/0x10
[ 85.280490][ T5826] ? __pfx___ext4_iget+0x10/0x10
[ 85.285440][ T5826] ? ext4_fname_free_filename+0x89/0xb0
[ 85.291004][ T5826] ? rcu_is_watching+0x15/0xb0
[ 85.295789][ T5826] ? ext4_fname_free_filename+0x89/0xb0
[ 85.301359][ T5826] ? kfree+0x4e/0x430
[ 85.305369][ T5826] ext4_lookup+0x3e3/0x750
[ 85.309806][ T5826] ? d_alloc+0x142/0x190
[ 85.314061][ T5826] ? do_raw_spin_lock+0x14f/0x370
[ 85.319100][ T5826] ? __pfx_ext4_lookup+0x10/0x10
[ 85.324069][ T5826] ? _raw_spin_unlock+0x28/0x50
[ 85.328932][ T5826] ? d_alloc+0x142/0x190
[ 85.333190][ T5826] lookup_one_qstr_excl+0x126/0x2b0
[ 85.338409][ T5826] filename_create+0x297/0x540
[ 85.343193][ T5826] ? __pfx_filename_create+0x10/0x10
[ 85.348511][ T5826] ? __might_fault+0xaa/0x120
[ 85.353215][ T5826] do_mkdirat+0xbd/0x3a0
[ 85.357473][ T5826] ? __check_object_size+0x47a/0x730
[ 85.362783][ T5826] ? __pfx_do_mkdirat+0x10/0x10
[ 85.367655][ T5826] ? getname_flags+0x1e3/0x540
[ 85.372433][ T5826] __x64_sys_mkdirat+0x87/0xa0
[ 85.377218][ T5826] do_syscall_64+0xf3/0x230
[ 85.381738][ T5826] ? clear_bhb_loop+0x35/0x90
[ 85.386435][ T5826] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 85.392346][ T5826] RIP: 0033:0x7ff43431ea39
[ 85.396774][ T5826] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 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
[ 85.416391][ T5826] RSP: 002b:00007ffd883b4b58 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 85.424907][ T5826] RAX: ffffffffffffffda RBX: 0000400000000400 RCX: 00007ff43431ea39
[ 85.432892][ T5826] RDX: 0000000000000000 RSI: 0000400000000340 RDI: 00000000ffffff9c
[ 85.440873][ T5826] RBP: 0030656c69662f2e R08: 0000000000000000 R09: 0000000000000000
[ 85.448851][ T5826] R10: 00007ffd883b4a20 R11: 0000000000000246 R12: 5f6c616e72756f6a
[ 85.456832][ T5826] R13: 746f75716a727375 R14: 0000000000000001 R15: 0000000000000001
[ 85.464834][ T5826]
[ 85.468024][ T5826] Kernel Offset: disabled
[ 85.472407][ T5826] Rebooting in 86400 seconds..