./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3703408814
<...>
Warning: Permanently added '10.128.0.4' (ED25519) to the list of known hosts.
execve("./syz-executor3703408814", ["./syz-executor3703408814"], 0x7fffc2380750 /* 10 vars */) = 0
brk(NULL) = 0x5555772dc000
brk(0x5555772dcd00) = 0x5555772dcd00
arch_prctl(ARCH_SET_FS, 0x5555772dc380) = 0
set_tid_address(0x5555772dc650) = 5214
set_robust_list(0x5555772dc660, 24) = 0
rseq(0x5555772dcca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3703408814", 4096) = 28
getrandom("\x05\x0f\xd1\x91\x61\xdc\x0a\xac", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555772dcd00
brk(0x5555772fdd00) = 0x5555772fdd00
brk(0x5555772fe000) = 0x5555772fe000
mprotect(0x7f92becfd000, 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
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) = 0x7f92b6800000
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(0x7f92b6800000, 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
[ 69.328966][ T5214] loop0: detected capacity change from 0 to 32768
[ 69.372719][ T5214] =======================================================
[ 69.372719][ T5214] WARNING: The mand mount option has been deprecated and
[ 69.372719][ T5214] and is ignored by this kernel. Remove the mand
[ 69.372719][ T5214] option from the mount to silence this warning.
[ 69.372719][ T5214] =======================================================
[ 69.421908][ T5214] JBD2: Ignoring recovery information on journal
mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "commit=00000000000000000000,heartbeat=none,dir_resv_level=00000000000000000003,coherency=full,cohere"...) = 0
openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3
chdir("./file1") = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[ 69.450400][ T5214] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 69.506903][ T5214]
[ 69.509253][ T5214] ======================================================
[ 69.516265][ T5214] WARNING: possible circular locking dependency detected
[ 69.523277][ T5214] 6.11.0-syzkaller-08481-g88264981f208 #0 Not tainted
[ 69.530029][ T5214] ------------------------------------------------------
[ 69.537038][ T5214] syz-executor370/5214 is trying to acquire lock:
[ 69.543451][ T5214] ffff888011c215a8 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x18f/0x7b0
[ 69.554440][ T5214]
[ 69.554440][ T5214] but task is already holding lock:
[ 69.561816][ T5214] ffff888075520660 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_extend_dir+0x7f4/0x53d0
[ 69.572373][ T5214]
[ 69.572373][ T5214] which lock already depends on the new lock.
[ 69.572373][ T5214]
[ 69.582766][ T5214]
[ 69.582766][ T5214] the existing dependency chain (in reverse order) is:
[ 69.591786][ T5214]
[ 69.591786][ T5214] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}:
[ 69.600704][ T5214] lock_acquire+0x1ed/0x550
[ 69.605755][ T5214] down_read+0xb1/0xa40
[ 69.610438][ T5214] ocfs2_read_virt_blocks+0x2ca/0xa50
[ 69.616417][ T5214] ocfs2_find_entry+0x43b/0x2780
[ 69.621881][ T5214] ocfs2_find_files_on_disk+0xff/0x360
[ 69.627888][ T5214] ocfs2_lookup_ino_from_name+0xb1/0x1e0
[ 69.634055][ T5214] ocfs2_get_system_file_inode+0x305/0x7b0
[ 69.640375][ T5214] ocfs2_init_global_system_inodes+0x32c/0x730
[ 69.647066][ T5214] ocfs2_fill_super+0x2f47/0x5750
[ 69.652625][ T5214] mount_bdev+0x20a/0x2d0
[ 69.657466][ T5214] legacy_get_tree+0xee/0x190
[ 69.662657][ T5214] vfs_get_tree+0x90/0x2b0
[ 69.667596][ T5214] do_new_mount+0x2be/0xb40
[ 69.672628][ T5214] __se_sys_mount+0x2d6/0x3c0
[ 69.677840][ T5214] do_syscall_64+0xf3/0x230
[ 69.682878][ T5214] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 69.689295][ T5214]
[ 69.689295][ T5214] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}:
[ 69.697635][ T5214] validate_chain+0x18ef/0x5920
[ 69.703002][ T5214] __lock_acquire+0x1384/0x2050
[ 69.708374][ T5214] lock_acquire+0x1ed/0x550
[ 69.713396][ T5214] __mutex_lock+0x136/0xd70
[ 69.718445][ T5214] ocfs2_get_system_file_inode+0x18f/0x7b0
[ 69.724769][ T5214] ocfs2_reserve_suballoc_bits+0x16f/0x4eb0
[ 69.731182][ T5214] ocfs2_reserve_new_metadata_blocks+0x41c/0x9c0
[ 69.738033][ T5214] ocfs2_extend_dir+0xdef/0x53d0
[ 69.743503][ T5214] ocfs2_prepare_dir_for_insert+0x33cd/0x5c60
[ 69.750091][ T5214] ocfs2_mknod+0xcaf/0x2b40
[ 69.755125][ T5214] ocfs2_create+0x1ab/0x480
[ 69.760150][ T5214] path_openat+0x1c03/0x3590
[ 69.765255][ T5214] do_filp_open+0x235/0x490
[ 69.770272][ T5214] do_sys_openat2+0x13e/0x1d0
[ 69.775474][ T5214] __x64_sys_creat+0x123/0x170
[ 69.780762][ T5214] do_syscall_64+0xf3/0x230
[ 69.785783][ T5214] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 69.792188][ T5214]
[ 69.792188][ T5214] other info that might help us debug this:
[ 69.792188][ T5214]
[ 69.802407][ T5214] Possible unsafe locking scenario:
[ 69.802407][ T5214]
[ 69.809847][ T5214] CPU0 CPU1
[ 69.815211][ T5214] ---- ----
[ 69.820575][ T5214] lock(&ocfs2_file_ip_alloc_sem_key);
[ 69.826135][ T5214] lock(&osb->system_file_mutex);
[ 69.833761][ T5214] lock(&ocfs2_file_ip_alloc_sem_key);
[ 69.841824][ T5214] lock(&osb->system_file_mutex);
[ 69.846926][ T5214]
[ 69.846926][ T5214] *** DEADLOCK ***
[ 69.846926][ T5214]
[ 69.855054][ T5214] 3 locks held by syz-executor370/5214:
[ 69.860647][ T5214] #0: ffff88802d70a420 (sb_writers#9){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90
[ 69.869953][ T5214] #1: ffff8880755209c0 (&type->i_mutex_dir_key#6){+.+.}-{3:3}, at: path_openat+0x89a/0x3590
[ 69.880161][ T5214] #2: ffff888075520660 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_extend_dir+0x7f4/0x53d0
[ 69.891119][ T5214]
[ 69.891119][ T5214] stack backtrace:
[ 69.897012][ T5214] CPU: 1 UID: 0 PID: 5214 Comm: syz-executor370 Not tainted 6.11.0-syzkaller-08481-g88264981f208 #0
[ 69.907783][ T5214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 69.917842][ T5214] Call Trace:
[ 69.921115][ T5214] <TASK>
[ 69.924049][ T5214] dump_stack_lvl+0x241/0x360
[ 69.928728][ T5214] ? __pfx_dump_stack_lvl+0x10/0x10
[ 69.934159][ T5214] ? __pfx__printk+0x10/0x10
[ 69.938779][ T5214] print_circular_bug+0x13a/0x1b0
[ 69.943806][ T5214] check_noncircular+0x36a/0x4a0
[ 69.948751][ T5214] ? __pfx_check_noncircular+0x10/0x10
[ 69.954221][ T5214] ? lockdep_lock+0x123/0x2b0
[ 69.958900][ T5214] ? __bfs+0x368/0x6f0
[ 69.962957][ T5214] ? __pfx_hlock_conflict+0x10/0x10
[ 69.968149][ T5214] validate_chain+0x18ef/0x5920
[ 69.973035][ T5214] ? __bfs+0x368/0x6f0
[ 69.977125][ T5214] ? __pfx_validate_chain+0x10/0x10
[ 69.982312][ T5214] ? validate_chain+0x11e/0x5920
[ 69.987261][ T5214] ? __bfs+0x368/0x6f0
[ 69.991323][ T5214] ? __pfx_hlock_conflict+0x10/0x10
[ 69.996528][ T5214] ? __pfx___bfs+0x10/0x10
[ 70.000938][ T5214] ? __pfx_validate_chain+0x10/0x10
[ 70.006137][ T5214] ? validate_chain+0x11e/0x5920
[ 70.011074][ T5214] ? mark_lock+0x9a/0x360
[ 70.015399][ T5214] __lock_acquire+0x1384/0x2050
[ 70.020283][ T5214] lock_acquire+0x1ed/0x550
[ 70.024802][ T5214] ? ocfs2_get_system_file_inode+0x18f/0x7b0
[ 70.030893][ T5214] ? __pfx_lock_acquire+0x10/0x10
[ 70.035921][ T5214] ? __pfx___might_resched+0x10/0x10
[ 70.041205][ T5214] __mutex_lock+0x136/0xd70
[ 70.046138][ T5214] ? ocfs2_get_system_file_inode+0x18f/0x7b0
[ 70.052110][ T5214] ? __pfx_lock_acquire+0x10/0x10
[ 70.057254][ T5214] ? ocfs2_get_system_file_inode+0x141/0x7b0
[ 70.063225][ T5214] ? ocfs2_get_system_file_inode+0x18f/0x7b0
[ 70.069202][ T5214] ? __pfx_lock_release+0x10/0x10
[ 70.074230][ T5214] ? __pfx___mutex_lock+0x10/0x10
[ 70.079365][ T5214] ? do_raw_spin_unlock+0x13c/0x8b0
[ 70.084561][ T5214] ocfs2_get_system_file_inode+0x18f/0x7b0
[ 70.090371][ T5214] ? __pfx_ocfs2_get_system_file_inode+0x10/0x10
[ 70.096715][ T5214] ? __lock_acquire+0x1384/0x2050
[ 70.101844][ T5214] ocfs2_reserve_suballoc_bits+0x16f/0x4eb0
[ 70.107754][ T5214] ? mark_lock+0x9a/0x360
[ 70.112075][ T5214] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 70.118068][ T5214] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 70.124397][ T5214] ? _raw_spin_unlock_irqrestore+0x8f/0x140
[ 70.130286][ T5214] ? lockdep_hardirqs_on+0x99/0x150
[ 70.135481][ T5214] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 70.141366][ T5214] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 70.147706][ T5214] ? __pfx_ocfs2_reserve_suballoc_bits+0x10/0x10
[ 70.154047][ T5214] ? stack_depot_save_flags+0x6e4/0x830
[ 70.159688][ T5214] ? kasan_save_track+0x51/0x80
[ 70.164544][ T5214] ? kasan_save_track+0x3f/0x80
[ 70.169397][ T5214] ? __kasan_kmalloc+0x98/0xb0
[ 70.174259][ T5214] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 70.179815][ T5214] ? ocfs2_reserve_new_metadata_blocks+0x117/0x9c0
[ 70.186408][ T5214] ? ocfs2_extend_dir+0xdef/0x53d0
[ 70.191526][ T5214] ? ocfs2_prepare_dir_for_insert+0x33cd/0x5c60
[ 70.197796][ T5214] ? ocfs2_mknod+0xcaf/0x2b40
[ 70.202488][ T5214] ? ocfs2_create+0x1ab/0x480
[ 70.207173][ T5214] ? path_openat+0x1c03/0x3590
[ 70.212068][ T5214] ? do_filp_open+0x235/0x490
[ 70.216765][ T5214] ? do_sys_openat2+0x13e/0x1d0
[ 70.221666][ T5214] ? __x64_sys_creat+0x123/0x170
[ 70.226611][ T5214] ? do_syscall_64+0xf3/0x230
[ 70.231293][ T5214] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 70.237376][ T5214] ? __kasan_kmalloc+0x98/0xb0
[ 70.242176][ T5214] ? ocfs2_reserve_new_metadata_blocks+0x117/0x9c0
[ 70.248687][ T5214] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 70.254240][ T5214] ocfs2_reserve_new_metadata_blocks+0x41c/0x9c0
[ 70.260575][ T5214] ? __pfx_ocfs2_reserve_new_metadata_blocks+0x10/0x10
[ 70.267428][ T5214] ? down_write+0x18c/0x220
[ 70.271934][ T5214] ? __pfx_down_write+0x10/0x10
[ 70.276788][ T5214] ? __bfs+0x368/0x6f0
[ 70.280873][ T5214] ocfs2_extend_dir+0xdef/0x53d0
[ 70.285821][ T5214] ? __pfx_ocfs2_extend_dir+0x10/0x10
[ 70.291195][ T5214] ? validate_chain+0x11e/0x5920
[ 70.296150][ T5214] ? __pfx_ocfs2_journal_access_di+0x10/0x10
[ 70.302156][ T5214] ? validate_chain+0x11e/0x5920
[ 70.307094][ T5214] ? mark_lock+0x9a/0x360
[ 70.311416][ T5214] ? __lock_acquire+0x1384/0x2050
[ 70.316454][ T5214] ? __pfx_lock_acquire+0x10/0x10
[ 70.321479][ T5214] ? ocfs2_buffer_cached+0x3d3/0x840
[ 70.326761][ T5214] ? __pfx_lock_release+0x10/0x10
[ 70.331784][ T5214] ? do_raw_spin_lock+0x14f/0x370
[ 70.336816][ T5214] ? __lock_acquire+0x1384/0x2050
[ 70.341855][ T5214] ? ocfs2_dx_dir_name_hash+0xaa8/0xc40
[ 70.347397][ T5214] ? __pfx_ocfs2_dx_dir_name_hash+0x10/0x10
[ 70.353281][ T5214] ? __mutex_unlock_slowpath+0x21d/0x750
[ 70.358934][ T5214] ocfs2_prepare_dir_for_insert+0x33cd/0x5c60
[ 70.365065][ T5214] ? __pfx_lock_release+0x10/0x10
[ 70.370146][ T5214] ? __pfx_ocfs2_validate_inode_block+0x10/0x10
[ 70.376404][ T5214] ? __pfx_ocfs2_read_blocks+0x10/0x10
[ 70.381878][ T5214] ? __pfx_ocfs2_prepare_dir_for_insert+0x10/0x10
[ 70.388296][ T5214] ? rcu_is_watching+0x15/0xb0
[ 70.393059][ T5214] ? ocfs2_search_dirblock+0x376/0x830
[ 70.398519][ T5214] ? ocfs2_set_buffer_uptodate+0xb5/0x1350
[ 70.404331][ T5214] ? ocfs2_read_inode_block+0x14c/0x1e0
[ 70.409885][ T5214] ? __pfx_ocfs2_search_dirblock+0x10/0x10
[ 70.415734][ T5214] ? __mutex_unlock_slowpath+0x21d/0x750
[ 70.421375][ T5214] ? __brelse+0x59/0xa0
[ 70.425536][ T5214] ? ocfs2_find_entry+0x102f/0x2780
[ 70.430775][ T5214] ? rcu_is_watching+0x15/0xb0
[ 70.435577][ T5214] ? ocfs2_buffer_cached+0x47e/0x840
[ 70.440878][ T5214] ? rcu_is_watching+0x15/0xb0
[ 70.445677][ T5214] ? ocfs2_read_blocks+0x123a/0x1600
[ 70.450987][ T5214] ? __pfx_ocfs2_find_entry+0x10/0x10
[ 70.456382][ T5214] ? __pfx_ocfs2_validate_inode_block+0x10/0x10
[ 70.462643][ T5214] ? __pfx_ocfs2_read_blocks+0x10/0x10
[ 70.468112][ T5214] ? __pfx_lock_acquire+0x10/0x10
[ 70.473172][ T5214] ? ocfs2_inode_lock_full_nested+0x17b/0x1c30
[ 70.479339][ T5214] ? ocfs2_read_inode_block+0x14c/0x1e0
[ 70.484895][ T5214] ? __pfx_ocfs2_read_inode_block+0x10/0x10
[ 70.490812][ T5214] ? do_raw_spin_unlock+0x13c/0x8b0
[ 70.496056][ T5214] ? ocfs2_inode_lock_full_nested+0xb29/0x1c30
[ 70.502257][ T5214] ? __pfx_ocfs2_inode_lock_full_nested+0x10/0x10
[ 70.508702][ T5214] ? __asan_memset+0x23/0x50
[ 70.513315][ T5214] ? ocfs2_check_dir_for_entry+0x2c9/0x4a0
[ 70.519120][ T5214] ? __pfx_ocfs2_check_dir_for_entry+0x10/0x10
[ 70.525277][ T5214] ? ocfs2_mknod+0x2c7/0x2b40
[ 70.529969][ T5214] ocfs2_mknod+0xcaf/0x2b40
[ 70.534491][ T5214] ? __pfx_validate_chain+0x10/0x10
[ 70.539870][ T5214] ? __pfx_ocfs2_mknod+0x10/0x10
[ 70.544816][ T5214] ? __lock_acquire+0x1384/0x2050
[ 70.549863][ T5214] ? __pfx_lock_acquire+0x10/0x10
[ 70.554999][ T5214] ? ocfs2_inode_unlock+0xa7/0x150
[ 70.560111][ T5214] ? __pfx_lock_release+0x10/0x10
[ 70.565142][ T5214] ? do_raw_spin_lock+0x14f/0x370
[ 70.570177][ T5214] ? do_raw_spin_unlock+0x13c/0x8b0
[ 70.575371][ T5214] ? _raw_spin_unlock+0x28/0x50
[ 70.580212][ T5214] ? rcu_is_watching+0x15/0xb0
[ 70.585083][ T5214] ? ocfs2_lookup+0x503/0xa60
[ 70.589798][ T5214] ocfs2_create+0x1ab/0x480
[ 70.594317][ T5214] ? __pfx_ocfs2_create+0x10/0x10
[ 70.599347][ T5214] ? bpf_lsm_inode_create+0x9/0x10
[ 70.604480][ T5214] ? security_inode_create+0xbe/0x340
[ 70.609860][ T5214] ? __pfx_ocfs2_create+0x10/0x10
[ 70.614884][ T5214] path_openat+0x1c03/0x3590
[ 70.619483][ T5214] ? __pfx_path_openat+0x10/0x10
[ 70.624422][ T5214] do_filp_open+0x235/0x490
[ 70.628923][ T5214] ? __pfx_do_filp_open+0x10/0x10
[ 70.633968][ T5214] ? _raw_spin_unlock+0x28/0x50
[ 70.638848][ T5214] ? alloc_fd+0x5a1/0x640
[ 70.643177][ T5214] do_sys_openat2+0x13e/0x1d0
[ 70.647871][ T5214] ? __pfx_do_sys_openat2+0x10/0x10
[ 70.653085][ T5214] ? _raw_spin_unlock_irq+0x2e/0x50
[ 70.658287][ T5214] ? ptrace_notify+0x279/0x380
[ 70.663066][ T5214] __x64_sys_creat+0x123/0x170
[ 70.667864][ T5214] ? __pfx___x64_sys_creat+0x10/0x10
[ 70.673151][ T5214] ? do_syscall_64+0x100/0x230
[ 70.677911][ T5214] do_syscall_64+0xf3/0x230
[ 70.682528][ T5214] ? clear_bhb_loop+0x35/0x90
[ 70.687207][ T5214] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 70.693105][ T5214] RIP: 0033:0x7f92bec86a79
[ 70.697529][ T5214] 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
[ 70.717166][ T5214] RSP: 002b:00007fffe9d5df28 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
[ 70.725592][ T5214] RAX: ffffffffffffffda RBX: 00007f92beccf05e RCX: 00007f92bec86a79
[ 70.733574][ T5214] RDX: 00007f92bec85b11 RSI: 0000000000000000 RDI: 0000000020000d00
[ 70.741538][ T5214] RBP: 00007f92becfd610 R08: 000000000000441c R09: 0000000000000000
[ 70.749504][ T5214] R10: 00007fffe9d5ddf0 R11: 0000000000000246 R12: 0000000000000001
creat("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 000) = -1 ENOSPC (No space left on device)
exit_group(0) = ?
+++ exited with 0 +++
[ 70.757486][ T5214] R13: 00007fffe9d5e0f8 R14: 000000