Warning: Permanently added '10.128.1.214' (ED25519) to the list of known hosts. executing program [ 45.291083][ T4017] loop0: detected capacity change from 0 to 32768 [ 45.379581][ T4017] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4017) [ 45.427785][ T4017] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 45.430060][ T4017] BTRFS info (device loop0): setting nodatacow, compression disabled [ 45.432131][ T4017] BTRFS info (device loop0): setting datacow [ 45.433470][ T4017] BTRFS info (device loop0): doing ref verification [ 45.435076][ T4017] BTRFS info (device loop0): force clearing of disk cache [ 45.436750][ T4017] BTRFS info (device loop0): turning off barriers [ 45.439798][ T4017] BTRFS info (device loop0): use zlib compression, level 3 [ 45.441654][ T4017] BTRFS info (device loop0): using free space tree [ 45.443309][ T4017] BTRFS info (device loop0): has skinny extents [ 45.462720][ T4017] BTRFS info (device loop0): clearing free space tree [ 45.464606][ T4017] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 45.466810][ T4017] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 45.478554][ T4017] BTRFS info (device loop0): creating free space tree [ 45.481261][ T4017] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 45.484012][ T4017] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 45.496323][ T4017] FAULT_INJECTION: forcing a failure. [ 45.496323][ T4017] name failslab, interval 1, probability 0, space 0, times 1 [ 45.499687][ T4017] CPU: 1 PID: 4017 Comm: syz-executor336 Not tainted 5.15.163-syzkaller #0 [ 45.501766][ T4017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 45.504463][ T4017] Call trace: [ 45.505379][ T4017] dump_backtrace+0x0/0x530 [ 45.506553][ T4017] show_stack+0x2c/0x3c [ 45.507713][ T4017] dump_stack_lvl+0x108/0x170 [ 45.508940][ T4017] dump_stack+0x1c/0x58 [ 45.509932][ T4017] should_fail+0x3b8/0x514 [ 45.511014][ T4017] __should_failslab+0xbc/0x110 [ 45.512222][ T4017] should_failslab+0x10/0x28 [ 45.513494][ T4017] slab_pre_alloc_hook+0x64/0xe8 [ 45.514843][ T4017] kmem_cache_alloc+0x98/0x45c [ 45.515994][ T4017] start_transaction+0x4ec/0x1480 [ 45.517182][ T4017] btrfs_start_transaction+0x34/0x44 [ 45.518504][ T4017] btrfs_create+0x134/0x56c [ 45.519622][ T4017] path_openat+0xf18/0x26cc [ 45.520731][ T4017] do_filp_open+0x1a8/0x3b4 [ 45.521795][ T4017] do_sys_openat2+0x128/0x3e0 [ 45.523075][ T4017] __arm64_sys_openat+0x1f0/0x240 [ 45.524335][ T4017] invoke_syscall+0x98/0x2b8 [ 45.525518][ T4017] el0_svc_common+0x138/0x258 [ 45.526694][ T4017] do_el0_svc+0x58/0x14c [ 45.527859][ T4017] el0_svc+0x7c/0x1f0 [ 45.528887][ T4017] el0t_64_sync_handler+0x84/0xe4 [ 45.530243][ T4017] el0t_64_sync+0x1a0/0x1a4 executing program [ 45.857697][ T4054] loop0: detected capacity change from 0 to 32768 [ 45.998486][ T4054] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4054) [ 46.052404][ T4054] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 46.054603][ T4054] BTRFS info (device loop0): setting nodatacow, compression disabled [ 46.056543][ T4054] BTRFS info (device loop0): setting datacow [ 46.058321][ T4054] BTRFS info (device loop0): doing ref verification [ 46.060089][ T4054] BTRFS info (device loop0): force clearing of disk cache [ 46.061818][ T4054] BTRFS info (device loop0): turning off barriers [ 46.063405][ T4054] BTRFS info (device loop0): use zlib compression, level 3 [ 46.065196][ T4054] BTRFS info (device loop0): using free space tree [ 46.066804][ T4054] BTRFS info (device loop0): has skinny extents [ 46.082331][ T4054] BTRFS info (device loop0): clearing free space tree [ 46.084093][ T4054] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 46.086526][ T4054] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 46.093240][ T4054] BTRFS info (device loop0): creating free space tree [ 46.095618][ T4054] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 46.098416][ T4054] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 46.108013][ T4054] FAULT_INJECTION: forcing a failure. [ 46.108013][ T4054] name failslab, interval 1, probability 0, space 0, times 0 [ 46.111530][ T4054] CPU: 0 PID: 4054 Comm: syz-executor336 Not tainted 5.15.163-syzkaller #0 [ 46.113731][ T4054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 46.116229][ T4054] Call trace: [ 46.117027][ T4054] dump_backtrace+0x0/0x530 [ 46.118121][ T4054] show_stack+0x2c/0x3c [ 46.119246][ T4054] dump_stack_lvl+0x108/0x170 [ 46.120426][ T4054] dump_stack+0x1c/0x58 [ 46.121539][ T4054] should_fail+0x3b8/0x514 [ 46.122728][ T4054] __should_failslab+0xbc/0x110 [ 46.123914][ T4054] should_failslab+0x10/0x28 [ 46.125031][ T4054] slab_pre_alloc_hook+0x64/0xe8 [ 46.126303][ T4054] kmem_cache_alloc+0x98/0x45c [ 46.127441][ T4054] start_transaction+0x4ec/0x1480 [ 46.128791][ T4054] btrfs_start_transaction+0x34/0x44 [ 46.130109][ T4054] btrfs_create+0x134/0x56c [ 46.131233][ T4054] path_openat+0xf18/0x26cc [ 46.132329][ T4054] do_filp_open+0x1a8/0x3b4 [ 46.133432][ T4054] do_sys_openat2+0x128/0x3e0 [ 46.134639][ T4054] __arm64_sys_openat+0x1f0/0x240 [ 46.136028][ T4054] invoke_syscall+0x98/0x2b8 [ 46.137172][ T4054] el0_svc_common+0x138/0x258 [ 46.138226][ T4054] do_el0_svc+0x58/0x14c [ 46.139234][ T4054] el0_svc+0x7c/0x1f0 [ 46.140332][ T4054] el0t_64_sync_handler+0x84/0xe4 [ 46.141479][ T4054] el0t_64_sync+0x1a0/0x1a4 executing program [ 46.441687][ T4086] loop0: detected capacity change from 0 to 32768 [ 46.528592][ T4086] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4086) [ 46.571005][ T4086] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 46.573333][ T4086] BTRFS info (device loop0): setting nodatacow, compression disabled [ 46.575422][ T4086] BTRFS info (device loop0): setting datacow [ 46.576982][ T4086] BTRFS info (device loop0): doing ref verification [ 46.578864][ T4086] BTRFS info (device loop0): force clearing of disk cache [ 46.580844][ T4086] BTRFS info (device loop0): turning off barriers [ 46.582511][ T4086] BTRFS info (device loop0): use zlib compression, level 3 [ 46.584266][ T4086] BTRFS info (device loop0): using free space tree [ 46.585820][ T4086] BTRFS info (device loop0): has skinny extents [ 46.600228][ T4086] BTRFS info (device loop0): clearing free space tree [ 46.602064][ T4086] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 46.604507][ T4086] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 46.610370][ T4086] BTRFS info (device loop0): creating free space tree [ 46.612732][ T4086] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 46.615061][ T4086] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 46.622502][ T4086] FAULT_INJECTION: forcing a failure. [ 46.622502][ T4086] name failslab, interval 1, probability 0, space 0, times 0 [ 46.625798][ T4086] CPU: 0 PID: 4086 Comm: syz-executor336 Not tainted 5.15.163-syzkaller #0 [ 46.627848][ T4086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 46.630492][ T4086] Call trace: [ 46.631307][ T4086] dump_backtrace+0x0/0x530 [ 46.632404][ T4086] show_stack+0x2c/0x3c [ 46.633432][ T4086] dump_stack_lvl+0x108/0x170 [ 46.634545][ T4086] dump_stack+0x1c/0x58 [ 46.635626][ T4086] should_fail+0x3b8/0x514 [ 46.636776][ T4086] __should_failslab+0xbc/0x110 [ 46.638055][ T4086] should_failslab+0x10/0x28 [ 46.639184][ T4086] slab_pre_alloc_hook+0x64/0xe8 [ 46.640500][ T4086] kmem_cache_alloc+0x98/0x45c [ 46.641708][ T4086] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 46.643230][ T4086] btrfs_delayed_update_inode+0x3c/0x738 [ 46.644687][ T4086] btrfs_update_inode+0x210/0x3dc [ 46.646004][ T4086] btrfs_create+0x3b0/0x56c [ 46.647194][ T4086] path_openat+0xf18/0x26cc [ 46.648390][ T4086] do_filp_open+0x1a8/0x3b4 [ 46.649414][ T4086] do_sys_openat2+0x128/0x3e0 [ 46.650614][ T4086] __arm64_sys_openat+0x1f0/0x240 [ 46.651877][ T4086] invoke_syscall+0x98/0x2b8 [ 46.653141][ T4086] el0_svc_common+0x138/0x258 [ 46.654318][ T4086] do_el0_svc+0x58/0x14c [ 46.655446][ T4086] el0_svc+0x7c/0x1f0 [ 46.656518][ T4086] el0t_64_sync_handler+0x84/0xe4 [ 46.657792][ T4086] el0t_64_sync+0x1a0/0x1a4 executing program [ 46.986406][ T4106] loop0: detected capacity change from 0 to 32768 [ 47.078647][ T4106] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4106) [ 47.140795][ T4106] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 47.143081][ T4106] BTRFS info (device loop0): setting nodatacow, compression disabled [ 47.145069][ T4106] BTRFS info (device loop0): setting datacow [ 47.146787][ T4106] BTRFS info (device loop0): doing ref verification [ 47.148903][ T4106] BTRFS info (device loop0): force clearing of disk cache [ 47.150594][ T4106] BTRFS info (device loop0): turning off barriers [ 47.152096][ T4106] BTRFS info (device loop0): use zlib compression, level 3 [ 47.153786][ T4106] BTRFS info (device loop0): using free space tree [ 47.155439][ T4106] BTRFS info (device loop0): has skinny extents [ 47.169944][ T4106] BTRFS info (device loop0): clearing free space tree [ 47.171724][ T4106] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 47.174216][ T4106] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 47.181157][ T4106] BTRFS info (device loop0): creating free space tree [ 47.183503][ T4106] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 47.185945][ T4106] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 47.193598][ T4106] FAULT_INJECTION: forcing a failure. [ 47.193598][ T4106] name failslab, interval 1, probability 0, space 0, times 0 [ 47.196901][ T4106] CPU: 0 PID: 4106 Comm: syz-executor336 Not tainted 5.15.163-syzkaller #0 [ 47.199069][ T4106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 47.201653][ T4106] Call trace: [ 47.202556][ T4106] dump_backtrace+0x0/0x530 [ 47.203805][ T4106] show_stack+0x2c/0x3c [ 47.204817][ T4106] dump_stack_lvl+0x108/0x170 [ 47.205955][ T4106] dump_stack+0x1c/0x58 [ 47.207072][ T4106] should_fail+0x3b8/0x514 [ 47.208213][ T4106] __should_failslab+0xbc/0x110 [ 47.209518][ T4106] should_failslab+0x10/0x28 [ 47.210797][ T4106] slab_pre_alloc_hook+0x64/0xe8 [ 47.212065][ T4106] kmem_cache_alloc+0x98/0x45c [ 47.213357][ T4106] btrfs_alloc_path+0x48/0x54 [ 47.214569][ T4106] btrfs_insert_dir_item+0x1bc/0x460 [ 47.216020][ T4106] btrfs_add_link+0x2fc/0xbcc [ 47.217119][ T4106] btrfs_create+0x42c/0x56c [ 47.218251][ T4106] path_openat+0xf18/0x26cc [ 47.219465][ T4106] do_filp_open+0x1a8/0x3b4 [ 47.220615][ T4106] do_sys_openat2+0x128/0x3e0 [ 47.221791][ T4106] __arm64_sys_openat+0x1f0/0x240 [ 47.223169][ T4106] invoke_syscall+0x98/0x2b8 [ 47.224346][ T4106] el0_svc_common+0x138/0x258 [ 47.225653][ T4106] do_el0_svc+0x58/0x14c [ 47.226689][ T4106] el0_svc+0x7c/0x1f0 [ 47.227642][ T4106] el0t_64_sync_handler+0x84/0xe4 [ 47.228946][ T4106] el0t_64_sync+0x1a0/0x1a4 [ 47.231035][ T4106] ------------[ cut here ]------------ [ 47.232960][ T4106] WARNING: CPU: 0 PID: 4106 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 47.235314][ T4106] Modules linked in: [ 47.236268][ T4106] CPU: 0 PID: 4106 Comm: syz-executor336 Not tainted 5.15.163-syzkaller #0 [ 47.238175][ T4106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 47.240839][ T4106] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.242714][ T4106] pc : btrfs_add_link+0x7ac/0xbcc [ 47.243901][ T4106] lr : btrfs_add_link+0x7ac/0xbcc [ 47.245209][ T4106] sp : ffff80001cbe7460 [ 47.246354][ T4106] x29: ffff80001cbe7560 x28: 0000000000000100 x27: 0000000000000108 [ 47.248456][ T4106] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff70000397ce94 [ 47.250479][ T4106] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000deb1f9a0 [ 47.252458][ T4106] x20: 1fffe0001bd63f3f x19: ffff0000deb1f9f8 x18: 0000000000000001 [ 47.254570][ T4106] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 47.256575][ T4106] x14: ffff0000c9339b40 x13: 0000000000000001 x12: 0000000000000001 [ 47.258529][ T4106] x11: 0000000000000000 x10: 0000000000000000 x9 : dfdd6d2772bcd000 [ 47.260684][ T4106] x8 : dfdd6d2772bcd000 x7 : 0000000000000001 x6 : 0000000000000001 [ 47.262625][ T4106] x5 : ffff80001cbe6bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 47.264532][ T4106] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 47.266611][ T4106] Call trace: [ 47.267390][ T4106] btrfs_add_link+0x7ac/0xbcc [ 47.268640][ T4106] btrfs_create+0x42c/0x56c [ 47.269841][ T4106] path_openat+0xf18/0x26cc [ 47.270996][ T4106] do_filp_open+0x1a8/0x3b4 [ 47.272177][ T4106] do_sys_openat2+0x128/0x3e0 [ 47.273354][ T4106] __arm64_sys_openat+0x1f0/0x240 [ 47.274662][ T4106] invoke_syscall+0x98/0x2b8 [ 47.275807][ T4106] el0_svc_common+0x138/0x258 [ 47.276988][ T4106] do_el0_svc+0x58/0x14c [ 47.278068][ T4106] el0_svc+0x7c/0x1f0 [ 47.279087][ T4106] el0t_64_sync_handler+0x84/0xe4 [ 47.280475][ T4106] el0t_64_sync+0x1a0/0x1a4 [ 47.281654][ T4106] irq event stamp: 72824 [ 47.282603][ T4106] hardirqs last enabled at (72823): [] __up_console_sem+0xb4/0x100 [ 47.285009][ T4106] hardirqs last disabled at (72824): [] el1_dbg+0x24/0x80 [ 47.287387][ T4106] softirqs last enabled at (72800): [] handle_softirqs+0xb88/0xdbc [ 47.289680][ T4106] softirqs last disabled at (72783): [] __irq_exit_rcu+0x268/0x4d8 [ 47.291960][ T4106] ---[ end trace 6d204d90b0e0d400 ]--- [ 47.293488][ T4106] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 47.295769][ T4106] BTRFS info (device loop0): forced readonly executing program [ 47.565842][ T4126] loop0: detected capacity change from 0 to 32768 [ 47.678535][ T4126] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4126) [ 47.739717][ T4126] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 47.742939][ T4126] BTRFS info (device loop0): setting nodatacow, compression disabled [ 47.745038][ T4126] BTRFS info (device loop0): setting datacow [ 47.746525][ T4126] BTRFS info (device loop0): doing ref verification [ 47.748885][ T4126] BTRFS info (device loop0): force clearing of disk cache [ 47.750656][ T4126] BTRFS info (device loop0): turning off barriers [ 47.752371][ T4126] BTRFS info (device loop0): use zlib compression, level 3 [ 47.754098][ T4126] BTRFS info (device loop0): using free space tree [ 47.755835][ T4126] BTRFS info (device loop0): has skinny extents [ 47.770610][ T4126] BTRFS info (device loop0): clearing free space tree [ 47.772514][ T4126] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 47.774983][ T4126] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 47.781546][ T4126] BTRFS info (device loop0): creating free space tree [ 47.783877][ T4126] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 47.786304][ T4126] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 47.794560][ T4126] FAULT_INJECTION: forcing a failure. [ 47.794560][ T4126] name failslab, interval 1, probability 0, space 0, times 0 [ 47.798007][ T4126] CPU: 1 PID: 4126 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 47.800535][ T4126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 47.803139][ T4126] Call trace: [ 47.804015][ T4126] dump_backtrace+0x0/0x530 [ 47.805136][ T4126] show_stack+0x2c/0x3c [ 47.806306][ T4126] dump_stack_lvl+0x108/0x170 [ 47.807600][ T4126] dump_stack+0x1c/0x58 [ 47.808632][ T4126] should_fail+0x3b8/0x514 [ 47.809563][ T4126] __should_failslab+0xbc/0x110 [ 47.810830][ T4126] should_failslab+0x10/0x28 [ 47.811955][ T4126] slab_pre_alloc_hook+0x64/0xe8 [ 47.813200][ T4126] kmem_cache_alloc+0x98/0x45c [ 47.814514][ T4126] btrfs_alloc_path+0x48/0x54 [ 47.815681][ T4126] btrfs_insert_dir_item+0x1bc/0x460 [ 47.817082][ T4126] btrfs_add_link+0x2fc/0xbcc [ 47.818397][ T4126] btrfs_create+0x42c/0x56c [ 47.819603][ T4126] path_openat+0xf18/0x26cc [ 47.820800][ T4126] do_filp_open+0x1a8/0x3b4 [ 47.822001][ T4126] do_sys_openat2+0x128/0x3e0 [ 47.823181][ T4126] __arm64_sys_openat+0x1f0/0x240 [ 47.824448][ T4126] invoke_syscall+0x98/0x2b8 [ 47.825601][ T4126] el0_svc_common+0x138/0x258 [ 47.826848][ T4126] do_el0_svc+0x58/0x14c [ 47.828013][ T4126] el0_svc+0x7c/0x1f0 [ 47.828984][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 47.830337][ T4126] el0t_64_sync+0x1a0/0x1a4 [ 47.832456][ T4126] ------------[ cut here ]------------ [ 47.834012][ T4126] WARNING: CPU: 0 PID: 4126 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 47.836265][ T4126] Modules linked in: [ 47.837334][ T4126] CPU: 0 PID: 4126 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 47.839815][ T4126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 47.842484][ T4126] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.844492][ T4126] pc : btrfs_add_link+0x7ac/0xbcc [ 47.845657][ T4126] lr : btrfs_add_link+0x7ac/0xbcc [ 47.846837][ T4126] sp : ffff80001cbf7460 [ 47.847810][ T4126] x29: ffff80001cbf7560 x28: 0000000000000100 x27: 0000000000000108 [ 47.849835][ T4126] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff70000397ee94 [ 47.851850][ T4126] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000deae96e0 [ 47.853883][ T4126] x20: 1fffe0001bd5d2e7 x19: ffff0000deae9738 x18: 0000000000000001 [ 47.855899][ T4126] x17: 0000000000000000 x16: ffff800008335d0c x15: 00000000ffffffff [ 47.858092][ T4126] x14: ffff0000c23f3680 x13: 0000000000000001 x12: 0000000000000001 [ 47.860222][ T4126] x11: 0000000000000000 x10: 0000000000000000 x9 : 89d0472b79e4d400 [ 47.862225][ T4126] x8 : 89d0472b79e4d400 x7 : 0000000000000001 x6 : 0000000000000001 [ 47.864447][ T4126] x5 : ffff80001cbf6bd8 x4 : ffff800014b9f960 x3 : ffff800008335e58 [ 47.866404][ T4126] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 47.868459][ T4126] Call trace: [ 47.869301][ T4126] btrfs_add_link+0x7ac/0xbcc [ 47.870533][ T4126] btrfs_create+0x42c/0x56c [ 47.871682][ T4126] path_openat+0xf18/0x26cc [ 47.872771][ T4126] do_filp_open+0x1a8/0x3b4 [ 47.873935][ T4126] do_sys_openat2+0x128/0x3e0 [ 47.875044][ T4126] __arm64_sys_openat+0x1f0/0x240 [ 47.876285][ T4126] invoke_syscall+0x98/0x2b8 [ 47.877674][ T4126] el0_svc_common+0x138/0x258 [ 47.878918][ T4126] do_el0_svc+0x58/0x14c [ 47.880033][ T4126] el0_svc+0x7c/0x1f0 [ 47.881128][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 47.882369][ T4126] el0t_64_sync+0x1a0/0x1a4 [ 47.883775][ T4126] irq event stamp: 72812 [ 47.884866][ T4126] hardirqs last enabled at (72811): [] __up_console_sem+0xb4/0x100 [ 47.887023][ T4126] hardirqs last disabled at (72812): [] el1_dbg+0x24/0x80 [ 47.889024][ T4126] softirqs last enabled at (72792): [] handle_softirqs+0xb88/0xdbc [ 47.891499][ T4126] softirqs last disabled at (72783): [] __irq_exit_rcu+0x268/0x4d8 [ 47.893996][ T4126] ---[ end trace 6d204d90b0e0d401 ]--- [ 47.897255][ T4126] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 47.899818][ T4126] BTRFS info (device loop0): forced readonly executing program [ 48.182964][ T4146] loop0: detected capacity change from 0 to 32768 [ 48.268517][ T4146] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4146) [ 48.310613][ T4146] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 48.312662][ T4146] BTRFS info (device loop0): setting nodatacow, compression disabled [ 48.314635][ T4146] BTRFS info (device loop0): setting datacow [ 48.315933][ T4146] BTRFS info (device loop0): doing ref verification [ 48.317928][ T4146] BTRFS info (device loop0): force clearing of disk cache [ 48.319673][ T4146] BTRFS info (device loop0): turning off barriers [ 48.321336][ T4146] BTRFS info (device loop0): use zlib compression, level 3 [ 48.323121][ T4146] BTRFS info (device loop0): using free space tree [ 48.324674][ T4146] BTRFS info (device loop0): has skinny extents [ 48.347132][ T4146] BTRFS info (device loop0): clearing free space tree [ 48.349179][ T4146] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 48.351587][ T4146] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 48.358946][ T4146] BTRFS info (device loop0): creating free space tree [ 48.361275][ T4146] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 48.363606][ T4146] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 48.371522][ T4146] FAULT_INJECTION: forcing a failure. [ 48.371522][ T4146] name failslab, interval 1, probability 0, space 0, times 0 [ 48.374702][ T4146] CPU: 1 PID: 4146 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 48.377036][ T4146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 48.379543][ T4146] Call trace: [ 48.380380][ T4146] dump_backtrace+0x0/0x530 [ 48.381640][ T4146] show_stack+0x2c/0x3c [ 48.382668][ T4146] dump_stack_lvl+0x108/0x170 [ 48.383872][ T4146] dump_stack+0x1c/0x58 [ 48.384940][ T4146] should_fail+0x3b8/0x514 [ 48.386087][ T4146] __should_failslab+0xbc/0x110 [ 48.387270][ T4146] should_failslab+0x10/0x28 [ 48.388443][ T4146] slab_pre_alloc_hook+0x64/0xe8 [ 48.389648][ T4146] kmem_cache_alloc+0x98/0x45c [ 48.390942][ T4146] btrfs_alloc_path+0x48/0x54 [ 48.392079][ T4146] btrfs_insert_dir_item+0x1bc/0x460 [ 48.393347][ T4146] btrfs_add_link+0x2fc/0xbcc [ 48.394407][ T4146] btrfs_create+0x42c/0x56c [ 48.395648][ T4146] path_openat+0xf18/0x26cc [ 48.396855][ T4146] do_filp_open+0x1a8/0x3b4 [ 48.398044][ T4146] do_sys_openat2+0x128/0x3e0 [ 48.399406][ T4146] __arm64_sys_openat+0x1f0/0x240 [ 48.400603][ T4146] invoke_syscall+0x98/0x2b8 [ 48.401860][ T4146] el0_svc_common+0x138/0x258 [ 48.402980][ T4146] do_el0_svc+0x58/0x14c [ 48.404067][ T4146] el0_svc+0x7c/0x1f0 [ 48.405082][ T4146] el0t_64_sync_handler+0x84/0xe4 [ 48.406476][ T4146] el0t_64_sync+0x1a0/0x1a4 [ 48.408861][ T4146] ------------[ cut here ]------------ [ 48.410525][ T4146] WARNING: CPU: 0 PID: 4146 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 48.412828][ T4146] Modules linked in: [ 48.413809][ T4146] CPU: 0 PID: 4146 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 48.416182][ T4146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 48.418706][ T4146] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.420932][ T4146] pc : btrfs_add_link+0x7ac/0xbcc [ 48.422211][ T4146] lr : btrfs_add_link+0x7ac/0xbcc [ 48.423542][ T4146] sp : ffff80001d5c7460 [ 48.424622][ T4146] x29: ffff80001d5c7560 x28: 0000000000000100 x27: 0000000000000108 [ 48.426744][ T4146] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003ab8e94 [ 48.428902][ T4146] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000deae99a0 [ 48.431000][ T4146] x20: 1fffe0001bd5d33f x19: ffff0000deae99f8 x18: 0000000000000001 [ 48.433069][ T4146] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 48.435105][ T4146] x14: ffff0000c6998000 x13: 0000000000000001 x12: 0000000000000001 [ 48.437232][ T4146] x11: 0000000000000000 x10: 0000000000000000 x9 : 216c0d5ceb9f1800 [ 48.439314][ T4146] x8 : 216c0d5ceb9f1800 x7 : 0000000000000001 x6 : 0000000000000001 [ 48.441467][ T4146] x5 : ffff80001d5c6bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 48.443540][ T4146] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 48.445614][ T4146] Call trace: [ 48.446415][ T4146] btrfs_add_link+0x7ac/0xbcc [ 48.447597][ T4146] btrfs_create+0x42c/0x56c [ 48.448837][ T4146] path_openat+0xf18/0x26cc [ 48.449944][ T4146] do_filp_open+0x1a8/0x3b4 [ 48.451029][ T4146] do_sys_openat2+0x128/0x3e0 [ 48.452130][ T4146] __arm64_sys_openat+0x1f0/0x240 [ 48.453465][ T4146] invoke_syscall+0x98/0x2b8 [ 48.454658][ T4146] el0_svc_common+0x138/0x258 [ 48.455887][ T4146] do_el0_svc+0x58/0x14c [ 48.456999][ T4146] el0_svc+0x7c/0x1f0 [ 48.458000][ T4146] el0t_64_sync_handler+0x84/0xe4 [ 48.459335][ T4146] el0t_64_sync+0x1a0/0x1a4 [ 48.460383][ T4146] irq event stamp: 72986 [ 48.461452][ T4146] hardirqs last enabled at (72985): [] __up_console_sem+0xb4/0x100 [ 48.463869][ T4146] hardirqs last disabled at (72986): [] el1_dbg+0x24/0x80 [ 48.466071][ T4146] softirqs last enabled at (72964): [] handle_softirqs+0xb88/0xdbc [ 48.468276][ T4146] softirqs last disabled at (72801): [] __irq_exit_rcu+0x268/0x4d8 [ 48.470413][ T4146] ---[ end trace 6d204d90b0e0d402 ]--- [ 48.472715][ T4146] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 48.474951][ T4146] BTRFS info (device loop0): forced readonly executing program [ 48.776086][ T4166] loop0: detected capacity change from 0 to 32768 [ 48.898665][ T4166] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4166) [ 48.941057][ T4166] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 48.943256][ T4166] BTRFS info (device loop0): setting nodatacow, compression disabled [ 48.945192][ T4166] BTRFS info (device loop0): setting datacow [ 48.946686][ T4166] BTRFS info (device loop0): doing ref verification [ 48.948881][ T4166] BTRFS info (device loop0): force clearing of disk cache [ 48.950760][ T4166] BTRFS info (device loop0): turning off barriers [ 48.952564][ T4166] BTRFS info (device loop0): use zlib compression, level 3 [ 48.977911][ T4166] FAULT_INJECTION: forcing a failure. [ 48.977911][ T4166] name failslab, interval 1, probability 0, space 0, times 0 [ 48.981243][ T4166] CPU: 0 PID: 4166 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 48.983643][ T4166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 48.986156][ T4166] Call trace: [ 48.986981][ T4166] dump_backtrace+0x0/0x530 [ 48.988086][ T4166] show_stack+0x2c/0x3c [ 48.989172][ T4166] dump_stack_lvl+0x108/0x170 [ 48.990435][ T4166] dump_stack+0x1c/0x58 [ 48.991482][ T4166] should_fail+0x3b8/0x514 [ 48.992512][ T4166] __should_failslab+0xbc/0x110 [ 48.993746][ T4166] should_failslab+0x10/0x28 [ 48.994964][ T4166] slab_pre_alloc_hook+0x64/0xe8 [ 48.996277][ T4166] kmem_cache_alloc+0x98/0x45c [ 48.997405][ T4166] btrfs_alloc_path+0x48/0x54 [ 48.998639][ T4166] btrfs_insert_dir_item+0x1bc/0x460 [ 48.999932][ T4166] btrfs_add_link+0x2fc/0xbcc [ 49.001156][ T4166] btrfs_create+0x42c/0x56c [ 49.002265][ T4166] path_openat+0xf18/0x26cc [ 49.003436][ T4166] do_filp_open+0x1a8/0x3b4 [ 49.004617][ T4166] do_sys_openat2+0x128/0x3e0 [ 49.005733][ T4166] __arm64_sys_openat+0x1f0/0x240 [ 49.006980][ T4166] invoke_syscall+0x98/0x2b8 [ 49.008088][ T4166] el0_svc_common+0x138/0x258 [ 49.009375][ T4166] do_el0_svc+0x58/0x14c [ 49.010478][ T4166] el0_svc+0x7c/0x1f0 [ 49.011553][ T4166] el0t_64_sync_handler+0x84/0xe4 [ 49.012836][ T4166] el0t_64_sync+0x1a0/0x1a4 [ 49.014441][ T4166] ------------[ cut here ]------------ [ 49.016099][ T4166] WARNING: CPU: 0 PID: 4166 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 49.018323][ T4166] Modules linked in: [ 49.019279][ T4166] CPU: 0 PID: 4166 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 49.021803][ T4166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 49.024428][ T4166] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.026405][ T4166] pc : btrfs_add_link+0x7ac/0xbcc [ 49.027615][ T4166] lr : btrfs_add_link+0x7ac/0xbcc [ 49.028826][ T4166] sp : ffff80001d6d7460 [ 49.029923][ T4166] x29: ffff80001d6d7560 x28: 0000000000000100 x27: 0000000000000108 [ 49.032048][ T4166] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003adae94 [ 49.034039][ T4166] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000deb1fc60 [ 49.036042][ T4166] x20: 1fffe0001bd63f97 x19: ffff0000deb1fcb8 x18: 0000000000000001 [ 49.038105][ T4166] x17: 0000000000000000 x16: ffff800008335d0c x15: 00000000ffffffff [ 49.040211][ T4166] x14: ffff0000c699b680 x13: 0000000000000001 x12: 0000000000000001 [ 49.042218][ T4166] x11: 0000000000000000 x10: 0000000000000000 x9 : 0ebec73949f03900 [ 49.044217][ T4166] x8 : 0ebec73949f03900 x7 : 0000000000000001 x6 : 0000000000000001 [ 49.046184][ T4166] x5 : ffff80001d6d6bd8 x4 : ffff800014b9f960 x3 : ffff800008335e58 [ 49.048305][ T4166] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 49.050183][ T4166] Call trace: [ 49.051037][ T4166] btrfs_add_link+0x7ac/0xbcc [ 49.052140][ T4166] btrfs_create+0x42c/0x56c [ 49.053339][ T4166] path_openat+0xf18/0x26cc [ 49.054537][ T4166] do_filp_open+0x1a8/0x3b4 [ 49.055720][ T4166] do_sys_openat2+0x128/0x3e0 [ 49.056867][ T4166] __arm64_sys_openat+0x1f0/0x240 [ 49.058106][ T4166] invoke_syscall+0x98/0x2b8 [ 49.059282][ T4166] el0_svc_common+0x138/0x258 [ 49.060513][ T4166] do_el0_svc+0x58/0x14c [ 49.061702][ T4166] el0_svc+0x7c/0x1f0 [ 49.062720][ T4166] el0t_64_sync_handler+0x84/0xe4 [ 49.063941][ T4166] el0t_64_sync+0x1a0/0x1a4 [ 49.065150][ T4166] irq event stamp: 73192 [ 49.066254][ T4166] hardirqs last enabled at (73191): [] __up_console_sem+0xb4/0x100 [ 49.068696][ T4166] hardirqs last disabled at (73192): [] el1_dbg+0x24/0x80 [ 49.070992][ T4166] softirqs last enabled at (73172): [] handle_softirqs+0xb88/0xdbc [ 49.073522][ T4166] softirqs last disabled at (73099): [] __irq_exit_rcu+0x268/0x4d8 [ 49.076038][ T4166] ---[ end trace 6d204d90b0e0d403 ]--- [ 49.078214][ T4166] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory executing program [ 49.354935][ T4186] loop0: detected capacity change from 0 to 32768 [ 49.468497][ T4186] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4186) [ 49.545598][ T4186] FAULT_INJECTION: forcing a failure. [ 49.545598][ T4186] name failslab, interval 1, probability 0, space 0, times 0 [ 49.549472][ T4186] CPU: 0 PID: 4186 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 49.551861][ T4186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 49.554374][ T4186] Call trace: [ 49.555184][ T4186] dump_backtrace+0x0/0x530 [ 49.556337][ T4186] show_stack+0x2c/0x3c [ 49.557326][ T4186] dump_stack_lvl+0x108/0x170 [ 49.558511][ T4186] dump_stack+0x1c/0x58 [ 49.559641][ T4186] should_fail+0x3b8/0x514 [ 49.560782][ T4186] __should_failslab+0xbc/0x110 [ 49.562111][ T4186] should_failslab+0x10/0x28 [ 49.563313][ T4186] slab_pre_alloc_hook+0x64/0xe8 [ 49.564554][ T4186] kmem_cache_alloc+0x98/0x45c [ 49.565784][ T4186] btrfs_alloc_path+0x48/0x54 [ 49.566928][ T4186] btrfs_insert_dir_item+0x1bc/0x460 [ 49.568281][ T4186] btrfs_add_link+0x2fc/0xbcc [ 49.569477][ T4186] btrfs_create+0x42c/0x56c [ 49.570547][ T4186] path_openat+0xf18/0x26cc [ 49.571655][ T4186] do_filp_open+0x1a8/0x3b4 [ 49.572838][ T4186] do_sys_openat2+0x128/0x3e0 [ 49.574022][ T4186] __arm64_sys_openat+0x1f0/0x240 [ 49.575335][ T4186] invoke_syscall+0x98/0x2b8 [ 49.576547][ T4186] el0_svc_common+0x138/0x258 [ 49.577719][ T4186] do_el0_svc+0x58/0x14c [ 49.578811][ T4186] el0_svc+0x7c/0x1f0 [ 49.579798][ T4186] el0t_64_sync_handler+0x84/0xe4 [ 49.580996][ T4186] el0t_64_sync+0x1a0/0x1a4 [ 49.583444][ T4186] ------------[ cut here ]------------ [ 49.585107][ T4186] WARNING: CPU: 0 PID: 4186 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 49.587375][ T4186] Modules linked in: [ 49.588375][ T4186] CPU: 0 PID: 4186 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 49.590904][ T4186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 49.593638][ T4186] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.595550][ T4186] pc : btrfs_add_link+0x7ac/0xbcc [ 49.596833][ T4186] lr : btrfs_add_link+0x7ac/0xbcc [ 49.598105][ T4186] sp : ffff80001d6c7460 [ 49.599125][ T4186] x29: ffff80001d6c7560 x28: 0000000000000100 x27: 0000000000000108 [ 49.601153][ T4186] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003ad8e94 [ 49.603116][ T4186] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000deb1ff20 [ 49.605172][ T4186] x20: 1fffe0001bd63fef x19: ffff0000deb1ff78 x18: 0000000000000001 [ 49.607132][ T4186] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 49.609110][ T4186] x14: ffff0000cae80000 x13: 0000000000000001 x12: 0000000000000001 [ 49.611230][ T4186] x11: 0000000000000000 x10: 0000000000000000 x9 : c596584a90ddcc00 [ 49.613286][ T4186] x8 : c596584a90ddcc00 x7 : 0000000000000001 x6 : 0000000000000001 [ 49.615398][ T4186] x5 : ffff80001d6c6bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 49.617587][ T4186] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 49.619585][ T4186] Call trace: [ 49.620433][ T4186] btrfs_add_link+0x7ac/0xbcc [ 49.621499][ T4186] btrfs_create+0x42c/0x56c [ 49.622590][ T4186] path_openat+0xf18/0x26cc [ 49.623763][ T4186] do_filp_open+0x1a8/0x3b4 [ 49.624953][ T4186] do_sys_openat2+0x128/0x3e0 [ 49.626239][ T4186] __arm64_sys_openat+0x1f0/0x240 [ 49.627487][ T4186] invoke_syscall+0x98/0x2b8 [ 49.628520][ T4186] el0_svc_common+0x138/0x258 [ 49.629687][ T4186] do_el0_svc+0x58/0x14c [ 49.630845][ T4186] el0_svc+0x7c/0x1f0 [ 49.631822][ T4186] el0t_64_sync_handler+0x84/0xe4 [ 49.633116][ T4186] el0t_64_sync+0x1a0/0x1a4 [ 49.634219][ T4186] irq event stamp: 73670 [ 49.635285][ T4186] hardirqs last enabled at (73669): [] __up_console_sem+0xb4/0x100 [ 49.637660][ T4186] hardirqs last disabled at (73670): [] el1_dbg+0x24/0x80 [ 49.639870][ T4186] softirqs last enabled at (73650): [] handle_softirqs+0xb88/0xdbc [ 49.642019][ T4186] softirqs last disabled at (73567): [] __irq_exit_rcu+0x268/0x4d8 [ 49.644293][ T4186] ---[ end trace 6d204d90b0e0d404 ]--- [ 49.645904][ T4186] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory executing program [ 49.926265][ T4206] loop0: detected capacity change from 0 to 32768 [ 50.028648][ T4206] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4206) [ 50.094223][ T4206] FAULT_INJECTION: forcing a failure. [ 50.094223][ T4206] name failslab, interval 1, probability 0, space 0, times 0 [ 50.097759][ T4206] CPU: 1 PID: 4206 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 50.100264][ T4206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 50.102707][ T4206] Call trace: [ 50.103503][ T4206] dump_backtrace+0x0/0x530 [ 50.104660][ T4206] show_stack+0x2c/0x3c [ 50.105608][ T4206] dump_stack_lvl+0x108/0x170 [ 50.106697][ T4206] dump_stack+0x1c/0x58 [ 50.107715][ T4206] should_fail+0x3b8/0x514 [ 50.108783][ T4206] __should_failslab+0xbc/0x110 [ 50.110020][ T4206] should_failslab+0x10/0x28 [ 50.111185][ T4206] slab_pre_alloc_hook+0x64/0xe8 [ 50.112386][ T4206] kmem_cache_alloc+0x98/0x45c [ 50.113564][ T4206] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 50.115266][ T4206] btrfs_delayed_update_inode+0x3c/0x738 [ 50.116719][ T4206] btrfs_update_inode+0x210/0x3dc [ 50.118040][ T4206] btrfs_create+0x3b0/0x56c [ 50.119196][ T4206] path_openat+0xf18/0x26cc [ 50.120368][ T4206] do_filp_open+0x1a8/0x3b4 [ 50.121615][ T4206] do_sys_openat2+0x128/0x3e0 [ 50.122676][ T4206] __arm64_sys_openat+0x1f0/0x240 [ 50.123927][ T4206] invoke_syscall+0x98/0x2b8 [ 50.125058][ T4206] el0_svc_common+0x138/0x258 [ 50.126202][ T4206] do_el0_svc+0x58/0x14c [ 50.127302][ T4206] el0_svc+0x7c/0x1f0 [ 50.128407][ T4206] el0t_64_sync_handler+0x84/0xe4 [ 50.129747][ T4206] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.422890][ T4226] loop0: detected capacity change from 0 to 32768 [ 50.498640][ T4226] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4226) [ 50.540648][ T4226] btrfs_printk: 40 callbacks suppressed [ 50.540660][ T4226] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 50.544126][ T4226] BTRFS info (device loop0): setting nodatacow, compression disabled [ 50.546110][ T4226] BTRFS info (device loop0): setting datacow [ 50.548203][ T4226] BTRFS info (device loop0): doing ref verification [ 50.550023][ T4226] BTRFS info (device loop0): force clearing of disk cache [ 50.551867][ T4226] BTRFS info (device loop0): turning off barriers [ 50.553564][ T4226] BTRFS info (device loop0): use zlib compression, level 3 [ 50.555396][ T4226] BTRFS info (device loop0): using free space tree [ 50.557229][ T4226] BTRFS info (device loop0): has skinny extents [ 50.572381][ T4226] BTRFS info (device loop0): clearing free space tree [ 50.574270][ T4226] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 50.576833][ T4226] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 50.583160][ T4226] BTRFS info (device loop0): creating free space tree [ 50.585477][ T4226] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 50.588448][ T4226] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 50.595296][ T4226] FAULT_INJECTION: forcing a failure. [ 50.595296][ T4226] name failslab, interval 1, probability 0, space 0, times 0 [ 50.599026][ T4226] CPU: 0 PID: 4226 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 50.601508][ T4226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 50.604106][ T4226] Call trace: [ 50.604824][ T4226] dump_backtrace+0x0/0x530 [ 50.605852][ T4226] show_stack+0x2c/0x3c [ 50.606892][ T4226] dump_stack_lvl+0x108/0x170 [ 50.608005][ T4226] dump_stack+0x1c/0x58 [ 50.609165][ T4226] should_fail+0x3b8/0x514 [ 50.610507][ T4226] __should_failslab+0xbc/0x110 [ 50.611729][ T4226] should_failslab+0x10/0x28 [ 50.612890][ T4226] slab_pre_alloc_hook+0x64/0xe8 [ 50.614060][ T4226] kmem_cache_alloc+0x98/0x45c [ 50.615342][ T4226] btrfs_alloc_path+0x48/0x54 [ 50.616368][ T4226] btrfs_insert_dir_item+0x1bc/0x460 [ 50.617601][ T4226] btrfs_add_link+0x2fc/0xbcc [ 50.618752][ T4226] btrfs_create+0x42c/0x56c [ 50.619839][ T4226] path_openat+0xf18/0x26cc [ 50.621007][ T4226] do_filp_open+0x1a8/0x3b4 [ 50.622093][ T4226] do_sys_openat2+0x128/0x3e0 [ 50.623376][ T4226] __arm64_sys_openat+0x1f0/0x240 [ 50.624690][ T4226] invoke_syscall+0x98/0x2b8 [ 50.625873][ T4226] el0_svc_common+0x138/0x258 [ 50.627133][ T4226] do_el0_svc+0x58/0x14c [ 50.628298][ T4226] el0_svc+0x7c/0x1f0 [ 50.629324][ T4226] el0t_64_sync_handler+0x84/0xe4 [ 50.630717][ T4226] el0t_64_sync+0x1a0/0x1a4 [ 50.634401][ T4226] ------------[ cut here ]------------ [ 50.636014][ T4226] WARNING: CPU: 0 PID: 4226 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 50.638275][ T4226] Modules linked in: [ 50.639093][ T4226] CPU: 0 PID: 4226 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 50.641558][ T4226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 50.644121][ T4226] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 50.646089][ T4226] pc : btrfs_add_link+0x7ac/0xbcc [ 50.647363][ T4226] lr : btrfs_add_link+0x7ac/0xbcc [ 50.648628][ T4226] sp : ffff80001d6c7460 [ 50.649655][ T4226] x29: ffff80001d6c7560 x28: 0000000000000100 x27: 0000000000000108 [ 50.651714][ T4226] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003ad8e94 [ 50.653811][ T4226] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000deb08210 [ 50.655732][ T4226] x20: 1fffe0001bd6104d x19: ffff0000deb08268 x18: 0000000000000001 [ 50.657747][ T4226] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 50.659892][ T4226] x14: ffff0000cd09b680 x13: 0000000000000001 x12: 0000000000000001 [ 50.661880][ T4226] x11: 0000000000000000 x10: 0000000000000000 x9 : 1dbaa54b703f9100 [ 50.663925][ T4226] x8 : 1dbaa54b703f9100 x7 : 0000000000000001 x6 : 0000000000000001 [ 50.665852][ T4226] x5 : ffff80001d6c6bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 50.667798][ T4226] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 50.669784][ T4226] Call trace: [ 50.670636][ T4226] btrfs_add_link+0x7ac/0xbcc [ 50.671854][ T4226] btrfs_create+0x42c/0x56c [ 50.673071][ T4226] path_openat+0xf18/0x26cc [ 50.674236][ T4226] do_filp_open+0x1a8/0x3b4 [ 50.675376][ T4226] do_sys_openat2+0x128/0x3e0 [ 50.676610][ T4226] __arm64_sys_openat+0x1f0/0x240 [ 50.677906][ T4226] invoke_syscall+0x98/0x2b8 [ 50.679160][ T4226] el0_svc_common+0x138/0x258 [ 50.680300][ T4226] do_el0_svc+0x58/0x14c [ 50.681442][ T4226] el0_svc+0x7c/0x1f0 [ 50.682460][ T4226] el0t_64_sync_handler+0x84/0xe4 [ 50.683710][ T4226] el0t_64_sync+0x1a0/0x1a4 [ 50.684864][ T4226] irq event stamp: 72400 [ 50.685964][ T4226] hardirqs last enabled at (72399): [] __up_console_sem+0xb4/0x100 [ 50.688397][ T4226] hardirqs last disabled at (72400): [] el1_dbg+0x24/0x80 [ 50.690719][ T4226] softirqs last enabled at (72380): [] handle_softirqs+0xb88/0xdbc [ 50.693116][ T4226] softirqs last disabled at (72363): [] __irq_exit_rcu+0x268/0x4d8 [ 50.695580][ T4226] ---[ end trace 6d204d90b0e0d405 ]--- [ 50.697199][ T4226] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 50.699661][ T4226] BTRFS info (device loop0): forced readonly executing program [ 51.004070][ T4249] loop0: detected capacity change from 0 to 32768 [ 51.078600][ T4249] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4249) [ 51.121705][ T4249] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 51.124155][ T4249] BTRFS info (device loop0): setting nodatacow, compression disabled [ 51.126255][ T4249] BTRFS info (device loop0): setting datacow [ 51.128293][ T4249] BTRFS info (device loop0): doing ref verification [ 51.129945][ T4249] BTRFS info (device loop0): force clearing of disk cache [ 51.131880][ T4249] BTRFS info (device loop0): turning off barriers [ 51.133553][ T4249] BTRFS info (device loop0): use zlib compression, level 3 [ 51.135368][ T4249] BTRFS info (device loop0): using free space tree [ 51.136983][ T4249] BTRFS info (device loop0): has skinny extents [ 51.151754][ T4249] BTRFS info (device loop0): clearing free space tree [ 51.153615][ T4249] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 51.155992][ T4249] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 51.162367][ T4249] BTRFS info (device loop0): creating free space tree [ 51.164663][ T4249] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 51.167058][ T4249] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 51.174449][ T4249] FAULT_INJECTION: forcing a failure. [ 51.174449][ T4249] name failslab, interval 1, probability 0, space 0, times 0 [ 51.177662][ T4249] CPU: 0 PID: 4249 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 51.179897][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 51.182371][ T4249] Call trace: [ 51.183069][ T4249] dump_backtrace+0x0/0x530 [ 51.184101][ T4249] show_stack+0x2c/0x3c [ 51.185099][ T4249] dump_stack_lvl+0x108/0x170 [ 51.186260][ T4249] dump_stack+0x1c/0x58 [ 51.187223][ T4249] should_fail+0x3b8/0x514 [ 51.188316][ T4249] __should_failslab+0xbc/0x110 [ 51.189514][ T4249] should_failslab+0x10/0x28 [ 51.190679][ T4249] slab_pre_alloc_hook+0x64/0xe8 [ 51.191830][ T4249] kmem_cache_alloc+0x98/0x45c [ 51.193066][ T4249] security_inode_alloc+0x30/0x124 [ 51.194359][ T4249] inode_init_always+0x690/0xb14 [ 51.195624][ T4249] new_inode_pseudo+0x7c/0x200 [ 51.196858][ T4249] new_inode+0x38/0x174 [ 51.197901][ T4249] btrfs_new_inode+0x180/0x18a8 [ 51.199202][ T4249] btrfs_create+0x28c/0x56c [ 51.200395][ T4249] path_openat+0xf18/0x26cc [ 51.201451][ T4249] do_filp_open+0x1a8/0x3b4 [ 51.202597][ T4249] do_sys_openat2+0x128/0x3e0 [ 51.203882][ T4249] __arm64_sys_openat+0x1f0/0x240 [ 51.205231][ T4249] invoke_syscall+0x98/0x2b8 [ 51.206297][ T4249] el0_svc_common+0x138/0x258 [ 51.207400][ T4249] do_el0_svc+0x58/0x14c [ 51.208457][ T4249] el0_svc+0x7c/0x1f0 [ 51.209518][ T4249] el0t_64_sync_handler+0x84/0xe4 [ 51.210821][ T4249] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.512693][ T4269] loop0: detected capacity change from 0 to 32768 [ 51.618561][ T4269] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4269) [ 51.660363][ T4269] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 51.662619][ T4269] BTRFS info (device loop0): setting nodatacow, compression disabled [ 51.664824][ T4269] BTRFS info (device loop0): setting datacow [ 51.666442][ T4269] BTRFS info (device loop0): doing ref verification [ 51.668697][ T4269] BTRFS info (device loop0): force clearing of disk cache [ 51.670508][ T4269] BTRFS info (device loop0): turning off barriers [ 51.672084][ T4269] BTRFS info (device loop0): use zlib compression, level 3 [ 51.673874][ T4269] BTRFS info (device loop0): using free space tree [ 51.675656][ T4269] BTRFS info (device loop0): has skinny extents [ 51.691059][ T4269] BTRFS info (device loop0): clearing free space tree [ 51.692733][ T4269] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 51.695119][ T4269] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 51.701248][ T4269] BTRFS info (device loop0): creating free space tree [ 51.703720][ T4269] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 51.706134][ T4269] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 51.714039][ T4269] FAULT_INJECTION: forcing a failure. [ 51.714039][ T4269] name failslab, interval 1, probability 0, space 0, times 0 [ 51.717092][ T4269] CPU: 0 PID: 4269 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 51.719455][ T4269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 51.722073][ T4269] Call trace: [ 51.722860][ T4269] dump_backtrace+0x0/0x530 [ 51.724079][ T4269] show_stack+0x2c/0x3c [ 51.725067][ T4269] dump_stack_lvl+0x108/0x170 [ 51.726088][ T4269] dump_stack+0x1c/0x58 [ 51.727182][ T4269] should_fail+0x3b8/0x514 [ 51.728338][ T4269] __should_failslab+0xbc/0x110 [ 51.729483][ T4269] should_failslab+0x10/0x28 [ 51.730680][ T4269] slab_pre_alloc_hook+0x64/0xe8 [ 51.731919][ T4269] kmem_cache_alloc+0x98/0x45c [ 51.733086][ T4269] btrfs_alloc_path+0x48/0x54 [ 51.734253][ T4269] btrfs_insert_dir_item+0x1bc/0x460 [ 51.735647][ T4269] btrfs_add_link+0x2fc/0xbcc [ 51.736813][ T4269] btrfs_create+0x42c/0x56c [ 51.737930][ T4269] path_openat+0xf18/0x26cc [ 51.739168][ T4269] do_filp_open+0x1a8/0x3b4 [ 51.740331][ T4269] do_sys_openat2+0x128/0x3e0 [ 51.741567][ T4269] __arm64_sys_openat+0x1f0/0x240 [ 51.742757][ T4269] invoke_syscall+0x98/0x2b8 [ 51.743882][ T4269] el0_svc_common+0x138/0x258 [ 51.744986][ T4269] do_el0_svc+0x58/0x14c [ 51.746053][ T4269] el0_svc+0x7c/0x1f0 [ 51.747154][ T4269] el0t_64_sync_handler+0x84/0xe4 [ 51.748507][ T4269] el0t_64_sync+0x1a0/0x1a4 [ 51.752431][ T4269] ------------[ cut here ]------------ [ 51.754187][ T4269] WARNING: CPU: 0 PID: 4269 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 51.756260][ T4269] Modules linked in: [ 51.757346][ T4269] CPU: 0 PID: 4269 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 51.759638][ T4269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 51.762215][ T4269] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.764109][ T4269] pc : btrfs_add_link+0x7ac/0xbcc [ 51.765470][ T4269] lr : btrfs_add_link+0x7ac/0xbcc [ 51.766711][ T4269] sp : ffff80001dc37460 [ 51.767792][ T4269] x29: ffff80001dc37560 x28: 0000000000000100 x27: 0000000000000108 [ 51.769850][ T4269] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003b86e94 [ 51.771892][ T4269] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000deb08790 [ 51.773793][ T4269] x20: 1fffe0001bd610fd x19: ffff0000deb087e8 x18: 0000000000000001 [ 51.775865][ T4269] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 51.778012][ T4269] x14: ffff0000d323b680 x13: 0000000000000001 x12: 0000000000000001 [ 51.780137][ T4269] x11: 0000000000000000 x10: 0000000000000000 x9 : a934b737589a4600 [ 51.782064][ T4269] x8 : a934b737589a4600 x7 : 0000000000000001 x6 : 0000000000000001 [ 51.784046][ T4269] x5 : ffff80001dc36bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 51.786080][ T4269] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 51.788245][ T4269] Call trace: [ 51.789145][ T4269] btrfs_add_link+0x7ac/0xbcc [ 51.790289][ T4269] btrfs_create+0x42c/0x56c [ 51.791482][ T4269] path_openat+0xf18/0x26cc [ 51.792584][ T4269] do_filp_open+0x1a8/0x3b4 [ 51.794081][ T4269] do_sys_openat2+0x128/0x3e0 [ 51.795202][ T4269] __arm64_sys_openat+0x1f0/0x240 [ 51.796529][ T4269] invoke_syscall+0x98/0x2b8 [ 51.797578][ T4269] el0_svc_common+0x138/0x258 [ 51.798699][ T4269] do_el0_svc+0x58/0x14c [ 51.799844][ T4269] el0_svc+0x7c/0x1f0 [ 51.800768][ T4269] el0t_64_sync_handler+0x84/0xe4 [ 51.802101][ T4269] el0t_64_sync+0x1a0/0x1a4 [ 51.803278][ T4269] irq event stamp: 72626 [ 51.804278][ T4269] hardirqs last enabled at (72625): [] __up_console_sem+0xb4/0x100 [ 51.806616][ T4269] hardirqs last disabled at (72626): [] el1_dbg+0x24/0x80 [ 51.808790][ T4269] softirqs last enabled at (72606): [] handle_softirqs+0xb88/0xdbc [ 51.811245][ T4269] softirqs last disabled at (72581): [] __irq_exit_rcu+0x268/0x4d8 [ 51.813520][ T4269] ---[ end trace 6d204d90b0e0d406 ]--- [ 51.815282][ T4269] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 51.817623][ T4269] BTRFS info (device loop0): forced readonly executing program [ 52.092194][ T4291] loop0: detected capacity change from 0 to 32768 [ 52.178547][ T4291] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4291) [ 52.220855][ T4291] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 52.223143][ T4291] BTRFS info (device loop0): setting nodatacow, compression disabled [ 52.225269][ T4291] BTRFS info (device loop0): setting datacow [ 52.226894][ T4291] BTRFS info (device loop0): doing ref verification [ 52.229464][ T4291] BTRFS info (device loop0): force clearing of disk cache [ 52.231235][ T4291] BTRFS info (device loop0): turning off barriers [ 52.232812][ T4291] BTRFS info (device loop0): use zlib compression, level 3 [ 52.234559][ T4291] BTRFS info (device loop0): using free space tree [ 52.236192][ T4291] BTRFS info (device loop0): has skinny extents [ 52.251061][ T4291] BTRFS info (device loop0): clearing free space tree [ 52.252886][ T4291] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 52.255255][ T4291] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 52.261043][ T4291] BTRFS info (device loop0): creating free space tree [ 52.263439][ T4291] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 52.265839][ T4291] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 52.272507][ T4291] FAULT_INJECTION: forcing a failure. [ 52.272507][ T4291] name failslab, interval 1, probability 0, space 0, times 0 [ 52.275633][ T4291] CPU: 1 PID: 4291 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 52.277918][ T4291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 52.280351][ T4291] Call trace: [ 52.281268][ T4291] dump_backtrace+0x0/0x530 [ 52.282343][ T4291] show_stack+0x2c/0x3c [ 52.283482][ T4291] dump_stack_lvl+0x108/0x170 [ 52.284678][ T4291] dump_stack+0x1c/0x58 [ 52.285585][ T4291] should_fail+0x3b8/0x514 [ 52.286725][ T4291] __should_failslab+0xbc/0x110 [ 52.287919][ T4291] should_failslab+0x10/0x28 [ 52.289075][ T4291] slab_pre_alloc_hook+0x64/0xe8 [ 52.290266][ T4291] kmem_cache_alloc+0x98/0x45c [ 52.291448][ T4291] btrfs_alloc_path+0x48/0x54 [ 52.292683][ T4291] btrfs_insert_dir_item+0x1bc/0x460 [ 52.293998][ T4291] btrfs_add_link+0x2fc/0xbcc [ 52.295154][ T4291] btrfs_create+0x42c/0x56c [ 52.296323][ T4291] path_openat+0xf18/0x26cc [ 52.297429][ T4291] do_filp_open+0x1a8/0x3b4 [ 52.298509][ T4291] do_sys_openat2+0x128/0x3e0 [ 52.299674][ T4291] __arm64_sys_openat+0x1f0/0x240 [ 52.300703][ T4291] invoke_syscall+0x98/0x2b8 [ 52.301492][ T4291] el0_svc_common+0x138/0x258 [ 52.302306][ T4291] do_el0_svc+0x58/0x14c [ 52.303029][ T4291] el0_svc+0x7c/0x1f0 [ 52.304007][ T4291] el0t_64_sync_handler+0x84/0xe4 [ 52.305252][ T4291] el0t_64_sync+0x1a0/0x1a4 [ 52.306505][ T4291] ------------[ cut here ]------------ [ 52.308185][ T4291] WARNING: CPU: 1 PID: 4291 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 52.310433][ T4291] Modules linked in: [ 52.311426][ T4291] CPU: 1 PID: 4291 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 52.313858][ T4291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 52.316312][ T4291] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 52.318312][ T4291] pc : btrfs_add_link+0x7ac/0xbcc [ 52.319424][ T4291] lr : btrfs_add_link+0x7ac/0xbcc [ 52.320513][ T4291] sp : ffff80001dc37460 [ 52.321526][ T4291] x29: ffff80001dc37560 x28: 0000000000000100 x27: 0000000000000108 [ 52.323594][ T4291] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003b86e94 [ 52.325659][ T4291] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000e14eb370 [ 52.327693][ T4291] x20: 1fffe0001c29d679 x19: ffff0000e14eb3c8 x18: 0000000000000001 [ 52.329656][ T4291] x17: 0000000000000000 x16: ffff800008335d0c x15: 00000000ffffffff [ 52.331612][ T4291] x14: ffff0000d323d1c0 x13: 0000000000000001 x12: 0000000000000001 [ 52.333535][ T4291] x11: 0000000000000000 x10: 0000000000000000 x9 : c0c6ee1e700e9900 [ 52.335722][ T4291] x8 : c0c6ee1e700e9900 x7 : 0000000000000001 x6 : 0000000000000001 [ 52.337657][ T4291] x5 : ffff80001dc36bd8 x4 : ffff800014b9f960 x3 : ffff800008335e58 [ 52.339494][ T4291] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 52.341484][ T4291] Call trace: [ 52.342260][ T4291] btrfs_add_link+0x7ac/0xbcc [ 52.343494][ T4291] btrfs_create+0x42c/0x56c [ 52.344582][ T4291] path_openat+0xf18/0x26cc [ 52.345712][ T4291] do_filp_open+0x1a8/0x3b4 [ 52.346927][ T4291] do_sys_openat2+0x128/0x3e0 [ 52.348199][ T4291] __arm64_sys_openat+0x1f0/0x240 [ 52.349437][ T4291] invoke_syscall+0x98/0x2b8 [ 52.350566][ T4291] el0_svc_common+0x138/0x258 [ 52.351807][ T4291] do_el0_svc+0x58/0x14c [ 52.352913][ T4291] el0_svc+0x7c/0x1f0 [ 52.353965][ T4291] el0t_64_sync_handler+0x84/0xe4 [ 52.355212][ T4291] el0t_64_sync+0x1a0/0x1a4 [ 52.356370][ T4291] irq event stamp: 72682 [ 52.357315][ T4291] hardirqs last enabled at (72681): [] __up_console_sem+0xb4/0x100 [ 52.359862][ T4291] hardirqs last disabled at (72682): [] el1_dbg+0x24/0x80 [ 52.362124][ T4291] softirqs last enabled at (72664): [] handle_softirqs+0xb88/0xdbc [ 52.364748][ T4291] softirqs last disabled at (72657): [] __irq_exit_rcu+0x268/0x4d8 [ 52.367324][ T4291] ---[ end trace 6d204d90b0e0d407 ]--- [ 52.368784][ T4291] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 52.370985][ T4291] BTRFS info (device loop0): forced readonly executing program [ 52.670626][ T4311] loop0: detected capacity change from 0 to 32768 [ 52.748591][ T4311] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4311) [ 52.800668][ T4311] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 52.802983][ T4311] BTRFS info (device loop0): setting nodatacow, compression disabled [ 52.805219][ T4311] BTRFS info (device loop0): setting datacow [ 52.806621][ T4311] BTRFS info (device loop0): doing ref verification [ 52.808958][ T4311] BTRFS info (device loop0): force clearing of disk cache [ 52.810804][ T4311] BTRFS info (device loop0): turning off barriers [ 52.812458][ T4311] BTRFS info (device loop0): use zlib compression, level 3 [ 52.814302][ T4311] BTRFS info (device loop0): using free space tree [ 52.815911][ T4311] BTRFS info (device loop0): has skinny extents [ 52.831550][ T4311] BTRFS info (device loop0): clearing free space tree [ 52.833353][ T4311] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 52.835747][ T4311] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 52.841946][ T4311] BTRFS info (device loop0): creating free space tree [ 52.844144][ T4311] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 52.846483][ T4311] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 52.853660][ T4311] FAULT_INJECTION: forcing a failure. [ 52.853660][ T4311] name failslab, interval 1, probability 0, space 0, times 0 [ 52.856969][ T4311] CPU: 0 PID: 4311 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 52.859488][ T4311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 52.862123][ T4311] Call trace: [ 52.862929][ T4311] dump_backtrace+0x0/0x530 [ 52.864022][ T4311] show_stack+0x2c/0x3c [ 52.864963][ T4311] dump_stack_lvl+0x108/0x170 [ 52.866090][ T4311] dump_stack+0x1c/0x58 [ 52.867162][ T4311] should_fail+0x3b8/0x514 [ 52.868274][ T4311] __should_failslab+0xbc/0x110 [ 52.869539][ T4311] should_failslab+0x10/0x28 [ 52.870701][ T4311] slab_pre_alloc_hook+0x64/0xe8 [ 52.871883][ T4311] kmem_cache_alloc+0x98/0x45c [ 52.873104][ T4311] btrfs_alloc_path+0x48/0x54 [ 52.874387][ T4311] btrfs_insert_dir_item+0x1bc/0x460 [ 52.875708][ T4311] btrfs_add_link+0x2fc/0xbcc [ 52.876877][ T4311] btrfs_create+0x42c/0x56c [ 52.877769][ T4311] path_openat+0xf18/0x26cc [ 52.878940][ T4311] do_filp_open+0x1a8/0x3b4 [ 52.880130][ T4311] do_sys_openat2+0x128/0x3e0 [ 52.881322][ T4311] __arm64_sys_openat+0x1f0/0x240 [ 52.882611][ T4311] invoke_syscall+0x98/0x2b8 [ 52.883775][ T4311] el0_svc_common+0x138/0x258 [ 52.885026][ T4311] do_el0_svc+0x58/0x14c [ 52.886038][ T4311] el0_svc+0x7c/0x1f0 [ 52.887069][ T4311] el0t_64_sync_handler+0x84/0xe4 [ 52.888429][ T4311] el0t_64_sync+0x1a0/0x1a4 [ 52.892225][ T4311] ------------[ cut here ]------------ [ 52.893926][ T4311] WARNING: CPU: 0 PID: 4311 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 52.896230][ T4311] Modules linked in: [ 52.897211][ T4311] CPU: 0 PID: 4311 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 52.899713][ T4311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 52.902522][ T4311] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 52.904562][ T4311] pc : btrfs_add_link+0x7ac/0xbcc [ 52.905845][ T4311] lr : btrfs_add_link+0x7ac/0xbcc [ 52.907080][ T4311] sp : ffff80001dc37460 [ 52.908124][ T4311] x29: ffff80001dc37560 x28: 0000000000000100 x27: 0000000000000108 [ 52.910288][ T4311] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003b86e94 [ 52.912235][ T4311] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000deb08a50 [ 52.914153][ T4311] x20: 1fffe0001bd61155 x19: ffff0000deb08aa8 x18: 0000000000000001 [ 52.916134][ T4311] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 52.918119][ T4311] x14: ffff0000d8cbb680 x13: 0000000000000001 x12: 0000000000000001 [ 52.920110][ T4311] x11: 0000000000000000 x10: 0000000000000000 x9 : cbc528f789d4a400 [ 52.922116][ T4311] x8 : cbc528f789d4a400 x7 : 0000000000000001 x6 : 0000000000000001 [ 52.924260][ T4311] x5 : ffff80001dc36bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 52.926200][ T4311] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 52.928141][ T4311] Call trace: [ 52.928964][ T4311] btrfs_add_link+0x7ac/0xbcc [ 52.930220][ T4311] btrfs_create+0x42c/0x56c [ 52.931343][ T4311] path_openat+0xf18/0x26cc [ 52.932579][ T4311] do_filp_open+0x1a8/0x3b4 [ 52.933732][ T4311] do_sys_openat2+0x128/0x3e0 [ 52.934954][ T4311] __arm64_sys_openat+0x1f0/0x240 [ 52.936314][ T4311] invoke_syscall+0x98/0x2b8 [ 52.937527][ T4311] el0_svc_common+0x138/0x258 [ 52.938814][ T4311] do_el0_svc+0x58/0x14c [ 52.939883][ T4311] el0_svc+0x7c/0x1f0 [ 52.940923][ T4311] el0t_64_sync_handler+0x84/0xe4 [ 52.942211][ T4311] el0t_64_sync+0x1a0/0x1a4 [ 52.943335][ T4311] irq event stamp: 72778 [ 52.944396][ T4311] hardirqs last enabled at (72777): [] __up_console_sem+0xb4/0x100 [ 52.946776][ T4311] hardirqs last disabled at (72778): [] el1_dbg+0x24/0x80 [ 52.948951][ T4311] softirqs last enabled at (72758): [] handle_softirqs+0xb88/0xdbc [ 52.951400][ T4311] softirqs last disabled at (72739): [] __irq_exit_rcu+0x268/0x4d8 [ 52.953917][ T4311] ---[ end trace 6d204d90b0e0d408 ]--- [ 52.955531][ T4311] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 52.957896][ T4311] BTRFS info (device loop0): forced readonly executing program [ 53.261265][ T4331] loop0: detected capacity change from 0 to 32768 [ 53.338579][ T4331] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4331) [ 53.380727][ T4331] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 53.382842][ T4331] BTRFS info (device loop0): setting nodatacow, compression disabled [ 53.384797][ T4331] BTRFS info (device loop0): setting datacow [ 53.386276][ T4331] BTRFS info (device loop0): doing ref verification [ 53.390501][ T4331] BTRFS info (device loop0): force clearing of disk cache [ 53.392432][ T4331] BTRFS info (device loop0): turning off barriers [ 53.394084][ T4331] BTRFS info (device loop0): use zlib compression, level 3 [ 53.395807][ T4331] BTRFS info (device loop0): using free space tree [ 53.398241][ T4331] BTRFS info (device loop0): has skinny extents [ 53.419223][ T4331] BTRFS info (device loop0): clearing free space tree [ 53.421215][ T4331] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 53.423679][ T4331] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 53.429707][ T4331] BTRFS info (device loop0): creating free space tree [ 53.432099][ T4331] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 53.434513][ T4331] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 53.443173][ T4331] FAULT_INJECTION: forcing a failure. [ 53.443173][ T4331] name failslab, interval 1, probability 0, space 0, times 0 [ 53.446260][ T4331] CPU: 1 PID: 4331 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 53.448747][ T4331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 53.451248][ T4331] Call trace: [ 53.452073][ T4331] dump_backtrace+0x0/0x530 [ 53.453149][ T4331] show_stack+0x2c/0x3c [ 53.454244][ T4331] dump_stack_lvl+0x108/0x170 [ 53.455442][ T4331] dump_stack+0x1c/0x58 [ 53.456454][ T4331] should_fail+0x3b8/0x514 [ 53.457648][ T4331] __should_failslab+0xbc/0x110 [ 53.458851][ T4331] should_failslab+0x10/0x28 [ 53.459968][ T4331] slab_pre_alloc_hook+0x64/0xe8 [ 53.461167][ T4331] kmem_cache_alloc+0x98/0x45c [ 53.462434][ T4331] btrfs_alloc_path+0x48/0x54 [ 53.463642][ T4331] btrfs_insert_dir_item+0x1bc/0x460 [ 53.464957][ T4331] btrfs_add_link+0x2fc/0xbcc [ 53.466120][ T4331] btrfs_create+0x42c/0x56c [ 53.467222][ T4331] path_openat+0xf18/0x26cc [ 53.468385][ T4331] do_filp_open+0x1a8/0x3b4 [ 53.469558][ T4331] do_sys_openat2+0x128/0x3e0 [ 53.470845][ T4331] __arm64_sys_openat+0x1f0/0x240 [ 53.472122][ T4331] invoke_syscall+0x98/0x2b8 [ 53.473134][ T4331] el0_svc_common+0x138/0x258 [ 53.474318][ T4331] do_el0_svc+0x58/0x14c [ 53.475389][ T4331] el0_svc+0x7c/0x1f0 [ 53.476541][ T4331] el0t_64_sync_handler+0x84/0xe4 [ 53.477852][ T4331] el0t_64_sync+0x1a0/0x1a4 [ 53.479180][ T4331] ------------[ cut here ]------------ [ 53.480788][ T4331] WARNING: CPU: 1 PID: 4331 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 53.483120][ T4331] Modules linked in: [ 53.484110][ T4331] CPU: 1 PID: 4331 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 53.486779][ T4331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 53.489476][ T4331] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 53.491401][ T4331] pc : btrfs_add_link+0x7ac/0xbcc [ 53.492684][ T4331] lr : btrfs_add_link+0x7ac/0xbcc [ 53.493887][ T4331] sp : ffff80001db47460 [ 53.494934][ T4331] x29: ffff80001db47560 x28: 0000000000000100 x27: 0000000000000108 [ 53.496817][ T4331] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003b68e94 [ 53.498970][ T4331] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000e14eb630 [ 53.501118][ T4331] x20: 1fffe0001c29d6d1 x19: ffff0000e14eb688 x18: 0000000000000001 [ 53.503163][ T4331] x17: 0000000000000000 x16: ffff800008335d0c x15: 00000000ffffffff [ 53.505365][ T4331] x14: ffff0000d4211b40 x13: 0000000000000001 x12: 0000000000000001 [ 53.507406][ T4331] x11: 0000000000000000 x10: 0000000000000000 x9 : bcd4a999e3d85800 [ 53.509553][ T4331] x8 : bcd4a999e3d85800 x7 : 0000000000000001 x6 : 0000000000000001 [ 53.511683][ T4331] x5 : ffff80001db46bd8 x4 : ffff800014b9f960 x3 : ffff800008335e58 [ 53.513694][ T4331] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 53.515888][ T4331] Call trace: [ 53.516694][ T4331] btrfs_add_link+0x7ac/0xbcc [ 53.517891][ T4331] btrfs_create+0x42c/0x56c [ 53.519023][ T4331] path_openat+0xf18/0x26cc [ 53.520149][ T4331] do_filp_open+0x1a8/0x3b4 [ 53.521399][ T4331] do_sys_openat2+0x128/0x3e0 [ 53.522618][ T4331] __arm64_sys_openat+0x1f0/0x240 [ 53.523972][ T4331] invoke_syscall+0x98/0x2b8 [ 53.525206][ T4331] el0_svc_common+0x138/0x258 [ 53.526463][ T4331] do_el0_svc+0x58/0x14c [ 53.527611][ T4331] el0_svc+0x7c/0x1f0 [ 53.528659][ T4331] el0t_64_sync_handler+0x84/0xe4 [ 53.530020][ T4331] el0t_64_sync+0x1a0/0x1a4 [ 53.531121][ T4331] irq event stamp: 73130 [ 53.532325][ T4331] hardirqs last enabled at (73129): [] __up_console_sem+0xb4/0x100 [ 53.534887][ T4331] hardirqs last disabled at (73130): [] el1_dbg+0x24/0x80 [ 53.537233][ T4331] softirqs last enabled at (73110): [] handle_softirqs+0xb88/0xdbc [ 53.539636][ T4331] softirqs last disabled at (73095): [] __irq_exit_rcu+0x268/0x4d8 [ 53.542056][ T4331] ---[ end trace 6d204d90b0e0d409 ]--- [ 53.543514][ T4331] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 53.545603][ T4331] BTRFS info (device loop0): forced readonly executing program [ 53.844298][ T4351] loop0: detected capacity change from 0 to 32768 [ 53.938581][ T4351] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4351) [ 53.980049][ T4351] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 53.982613][ T4351] BTRFS info (device loop0): setting nodatacow, compression disabled [ 53.984950][ T4351] BTRFS info (device loop0): setting datacow [ 53.986502][ T4351] BTRFS info (device loop0): doing ref verification [ 53.988283][ T4351] BTRFS info (device loop0): force clearing of disk cache [ 54.013486][ T4351] FAULT_INJECTION: forcing a failure. [ 54.013486][ T4351] name failslab, interval 1, probability 0, space 0, times 0 [ 54.016717][ T4351] CPU: 1 PID: 4351 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 54.019328][ T4351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 54.021895][ T4351] Call trace: [ 54.022680][ T4351] dump_backtrace+0x0/0x530 [ 54.023768][ T4351] show_stack+0x2c/0x3c [ 54.024865][ T4351] dump_stack_lvl+0x108/0x170 [ 54.026080][ T4351] dump_stack+0x1c/0x58 [ 54.027136][ T4351] should_fail+0x3b8/0x514 [ 54.028174][ T4351] __should_failslab+0xbc/0x110 [ 54.029329][ T4351] should_failslab+0x10/0x28 [ 54.030371][ T4351] slab_pre_alloc_hook+0x64/0xe8 [ 54.031524][ T4351] kmem_cache_alloc+0x98/0x45c [ 54.032628][ T4351] btrfs_alloc_path+0x48/0x54 [ 54.033785][ T4351] btrfs_insert_dir_item+0x1bc/0x460 [ 54.035084][ T4351] btrfs_add_link+0x2fc/0xbcc [ 54.036378][ T4351] btrfs_create+0x42c/0x56c [ 54.037480][ T4351] path_openat+0xf18/0x26cc [ 54.038808][ T4351] do_filp_open+0x1a8/0x3b4 [ 54.039927][ T4351] do_sys_openat2+0x128/0x3e0 [ 54.041179][ T4351] __arm64_sys_openat+0x1f0/0x240 [ 54.042483][ T4351] invoke_syscall+0x98/0x2b8 [ 54.043652][ T4351] el0_svc_common+0x138/0x258 [ 54.044841][ T4351] do_el0_svc+0x58/0x14c [ 54.046024][ T4351] el0_svc+0x7c/0x1f0 [ 54.047113][ T4351] el0t_64_sync_handler+0x84/0xe4 [ 54.048361][ T4351] el0t_64_sync+0x1a0/0x1a4 [ 54.049766][ T4351] ------------[ cut here ]------------ [ 54.051349][ T4351] WARNING: CPU: 1 PID: 4351 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 54.053482][ T4351] Modules linked in: [ 54.054464][ T4351] CPU: 1 PID: 4351 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 54.057011][ T4351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 54.059493][ T4351] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 54.061454][ T4351] pc : btrfs_add_link+0x7ac/0xbcc [ 54.062748][ T4351] lr : btrfs_add_link+0x7ac/0xbcc [ 54.063924][ T4351] sp : ffff80001dfd7460 [ 54.064910][ T4351] x29: ffff80001dfd7560 x28: 0000000000000100 x27: 0000000000000108 [ 54.066870][ T4351] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003bfae94 [ 54.068868][ T4351] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000e14eb8f0 [ 54.070896][ T4351] x20: 1fffe0001c29d729 x19: ffff0000e14eb948 x18: 0000000000000001 [ 54.072801][ T4351] x17: 0000000000000000 x16: ffff800008335d0c x15: 00000000ffffffff [ 54.074858][ T4351] x14: ffff0000d4213680 x13: 0000000000000001 x12: 0000000000000001 [ 54.076915][ T4351] x11: 0000000000000000 x10: 0000000000000000 x9 : 697b245f9695c300 [ 54.078965][ T4351] x8 : 697b245f9695c300 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.080849][ T4351] x5 : ffff80001dfd6bd8 x4 : ffff800014b9f960 x3 : ffff800008335e58 [ 54.082845][ T4351] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.084833][ T4351] Call trace: [ 54.085607][ T4351] btrfs_add_link+0x7ac/0xbcc [ 54.086848][ T4351] btrfs_create+0x42c/0x56c [ 54.088056][ T4351] path_openat+0xf18/0x26cc [ 54.089283][ T4351] do_filp_open+0x1a8/0x3b4 [ 54.090444][ T4351] do_sys_openat2+0x128/0x3e0 [ 54.091635][ T4351] __arm64_sys_openat+0x1f0/0x240 [ 54.092824][ T4351] invoke_syscall+0x98/0x2b8 [ 54.093927][ T4351] el0_svc_common+0x138/0x258 [ 54.095105][ T4351] do_el0_svc+0x58/0x14c [ 54.096120][ T4351] el0_svc+0x7c/0x1f0 [ 54.097251][ T4351] el0t_64_sync_handler+0x84/0xe4 [ 54.098487][ T4351] el0t_64_sync+0x1a0/0x1a4 [ 54.099621][ T4351] irq event stamp: 73050 [ 54.100683][ T4351] hardirqs last enabled at (73049): [] __up_console_sem+0xb4/0x100 [ 54.102855][ T4351] hardirqs last disabled at (73050): [] el1_dbg+0x24/0x80 [ 54.104884][ T4351] softirqs last enabled at (73030): [] handle_softirqs+0xb88/0xdbc [ 54.107272][ T4351] softirqs last disabled at (73013): [] __irq_exit_rcu+0x268/0x4d8 [ 54.109647][ T4351] ---[ end trace 6d204d90b0e0d40a ]--- [ 54.111536][ T4351] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory executing program [ 54.382441][ T4371] loop0: detected capacity change from 0 to 32768 [ 54.498624][ T4371] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4371) [ 54.563070][ T4371] FAULT_INJECTION: forcing a failure. [ 54.563070][ T4371] name failslab, interval 1, probability 0, space 0, times 0 [ 54.566536][ T4371] CPU: 1 PID: 4371 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 54.569076][ T4371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 54.571646][ T4371] Call trace: [ 54.572556][ T4371] dump_backtrace+0x0/0x530 [ 54.573810][ T4371] show_stack+0x2c/0x3c [ 54.574774][ T4371] dump_stack_lvl+0x108/0x170 [ 54.575945][ T4371] dump_stack+0x1c/0x58 [ 54.577098][ T4371] should_fail+0x3b8/0x514 [ 54.578315][ T4371] __should_failslab+0xbc/0x110 [ 54.579505][ T4371] should_failslab+0x10/0x28 [ 54.580707][ T4371] slab_pre_alloc_hook+0x64/0xe8 [ 54.581926][ T4371] kmem_cache_alloc+0x98/0x45c [ 54.583137][ T4371] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 54.584801][ T4371] btrfs_delayed_update_inode+0x3c/0x738 [ 54.586288][ T4371] btrfs_update_inode+0x210/0x3dc [ 54.587520][ T4371] btrfs_create+0x3b0/0x56c [ 54.588648][ T4371] path_openat+0xf18/0x26cc [ 54.589789][ T4371] do_filp_open+0x1a8/0x3b4 [ 54.591013][ T4371] do_sys_openat2+0x128/0x3e0 [ 54.592324][ T4371] __arm64_sys_openat+0x1f0/0x240 [ 54.593633][ T4371] invoke_syscall+0x98/0x2b8 [ 54.594792][ T4371] el0_svc_common+0x138/0x258 [ 54.595943][ T4371] do_el0_svc+0x58/0x14c [ 54.597067][ T4371] el0_svc+0x7c/0x1f0 [ 54.598176][ T4371] el0t_64_sync_handler+0x84/0xe4 [ 54.599598][ T4371] el0t_64_sync+0x1a0/0x1a4 executing program [ 54.905468][ T4391] loop0: detected capacity change from 0 to 32768 [ 54.978556][ T4391] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4391) [ 55.042627][ T4391] FAULT_INJECTION: forcing a failure. [ 55.042627][ T4391] name failslab, interval 1, probability 0, space 0, times 0 [ 55.045859][ T4391] CPU: 1 PID: 4391 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 55.048373][ T4391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 55.050878][ T4391] Call trace: [ 55.051720][ T4391] dump_backtrace+0x0/0x530 [ 55.053004][ T4391] show_stack+0x2c/0x3c [ 55.054115][ T4391] dump_stack_lvl+0x108/0x170 [ 55.055337][ T4391] dump_stack+0x1c/0x58 [ 55.056475][ T4391] should_fail+0x3b8/0x514 [ 55.057596][ T4391] __should_failslab+0xbc/0x110 [ 55.058926][ T4391] should_failslab+0x10/0x28 [ 55.060144][ T4391] slab_pre_alloc_hook+0x64/0xe8 [ 55.061364][ T4391] kmem_cache_alloc+0x98/0x45c [ 55.062643][ T4391] btrfs_alloc_path+0x48/0x54 [ 55.063854][ T4391] btrfs_insert_dir_item+0x1bc/0x460 [ 55.065237][ T4391] btrfs_add_link+0x2fc/0xbcc [ 55.066480][ T4391] btrfs_create+0x42c/0x56c [ 55.067697][ T4391] path_openat+0xf18/0x26cc [ 55.068909][ T4391] do_filp_open+0x1a8/0x3b4 [ 55.070064][ T4391] do_sys_openat2+0x128/0x3e0 [ 55.071236][ T4391] __arm64_sys_openat+0x1f0/0x240 [ 55.072563][ T4391] invoke_syscall+0x98/0x2b8 [ 55.073729][ T4391] el0_svc_common+0x138/0x258 [ 55.074878][ T4391] do_el0_svc+0x58/0x14c [ 55.076071][ T4391] el0_svc+0x7c/0x1f0 [ 55.077103][ T4391] el0t_64_sync_handler+0x84/0xe4 [ 55.078403][ T4391] el0t_64_sync+0x1a0/0x1a4 [ 55.082503][ T4391] ------------[ cut here ]------------ [ 55.084177][ T4391] WARNING: CPU: 0 PID: 4391 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 55.086440][ T4391] Modules linked in: [ 55.087452][ T4391] CPU: 0 PID: 4391 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 55.090031][ T4391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 55.092584][ T4391] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 55.094632][ T4391] pc : btrfs_add_link+0x7ac/0xbcc [ 55.095910][ T4391] lr : btrfs_add_link+0x7ac/0xbcc [ 55.097183][ T4391] sp : ffff80001e2e7460 [ 55.098293][ T4391] x29: ffff80001e2e7560 x28: 0000000000000100 x27: 0000000000000108 [ 55.100430][ T4391] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003c5ce94 [ 55.102368][ T4391] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000e14ebe70 [ 55.104304][ T4391] x20: 1fffe0001c29d7d9 x19: ffff0000e14ebec8 x18: 0000000000000001 [ 55.106291][ T4391] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 55.108344][ T4391] x14: ffff0000d68c0000 x13: 0000000000000001 x12: 0000000000000001 [ 55.110286][ T4391] x11: 0000000000000000 x10: 0000000000000000 x9 : 9cce17bca79cf800 [ 55.112162][ T4391] x8 : 9cce17bca79cf800 x7 : 0000000000000001 x6 : 0000000000000001 [ 55.114145][ T4391] x5 : ffff80001e2e6bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 55.116269][ T4391] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 55.118242][ T4391] Call trace: [ 55.119084][ T4391] btrfs_add_link+0x7ac/0xbcc [ 55.120260][ T4391] btrfs_create+0x42c/0x56c [ 55.121374][ T4391] path_openat+0xf18/0x26cc [ 55.122611][ T4391] do_filp_open+0x1a8/0x3b4 [ 55.123774][ T4391] do_sys_openat2+0x128/0x3e0 [ 55.125019][ T4391] __arm64_sys_openat+0x1f0/0x240 [ 55.126332][ T4391] invoke_syscall+0x98/0x2b8 [ 55.127470][ T4391] el0_svc_common+0x138/0x258 [ 55.128524][ T4391] do_el0_svc+0x58/0x14c [ 55.129438][ T4391] el0_svc+0x7c/0x1f0 [ 55.130469][ T4391] el0t_64_sync_handler+0x84/0xe4 [ 55.131828][ T4391] el0t_64_sync+0x1a0/0x1a4 [ 55.132954][ T4391] irq event stamp: 73972 [ 55.134130][ T4391] hardirqs last enabled at (73971): [] __up_console_sem+0xb4/0x100 [ 55.136610][ T4391] hardirqs last disabled at (73972): [] el1_dbg+0x24/0x80 [ 55.138852][ T4391] softirqs last enabled at (73952): [] handle_softirqs+0xb88/0xdbc [ 55.141282][ T4391] softirqs last disabled at (73845): [] __irq_exit_rcu+0x268/0x4d8 [ 55.143785][ T4391] ---[ end trace 6d204d90b0e0d40b ]--- [ 55.148879][ T4391] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory executing program [ 55.422249][ T4411] loop0: detected capacity change from 0 to 32768 [ 55.498710][ T4411] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4411) [ 55.555456][ T4411] btrfs_printk: 51 callbacks suppressed [ 55.555470][ T4411] BTRFS info (device loop0): clearing free space tree [ 55.558988][ T4411] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 55.561288][ T4411] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 55.566905][ T4411] BTRFS info (device loop0): creating free space tree [ 55.570273][ T4411] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 55.572632][ T4411] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 55.580201][ T4411] FAULT_INJECTION: forcing a failure. [ 55.580201][ T4411] name failslab, interval 1, probability 0, space 0, times 0 [ 55.583227][ T4411] CPU: 0 PID: 4411 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 55.585753][ T4411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 55.588371][ T4411] Call trace: [ 55.589226][ T4411] dump_backtrace+0x0/0x530 [ 55.590337][ T4411] show_stack+0x2c/0x3c [ 55.591338][ T4411] dump_stack_lvl+0x108/0x170 [ 55.592544][ T4411] dump_stack+0x1c/0x58 [ 55.593577][ T4411] should_fail+0x3b8/0x514 [ 55.594754][ T4411] __should_failslab+0xbc/0x110 [ 55.595970][ T4411] should_failslab+0x10/0x28 [ 55.597101][ T4411] slab_pre_alloc_hook+0x64/0xe8 [ 55.598384][ T4411] kmem_cache_alloc+0x98/0x45c [ 55.599536][ T4411] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 55.601190][ T4411] btrfs_delayed_update_inode+0x3c/0x738 [ 55.602625][ T4411] btrfs_update_inode+0x210/0x3dc [ 55.603898][ T4411] btrfs_create+0x3b0/0x56c [ 55.605093][ T4411] path_openat+0xf18/0x26cc [ 55.606216][ T4411] do_filp_open+0x1a8/0x3b4 [ 55.607339][ T4411] do_sys_openat2+0x128/0x3e0 [ 55.608513][ T4411] __arm64_sys_openat+0x1f0/0x240 [ 55.609846][ T4411] invoke_syscall+0x98/0x2b8 [ 55.611016][ T4411] el0_svc_common+0x138/0x258 [ 55.612265][ T4411] do_el0_svc+0x58/0x14c [ 55.613293][ T4411] el0_svc+0x7c/0x1f0 [ 55.614329][ T4411] el0t_64_sync_handler+0x84/0xe4 [ 55.615634][ T4411] el0t_64_sync+0x1a0/0x1a4 executing program [ 55.912246][ T4431] loop0: detected capacity change from 0 to 32768 [ 55.988572][ T4431] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4431) [ 56.052441][ T4431] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 56.054828][ T4431] BTRFS info (device loop0): setting nodatacow, compression disabled [ 56.056928][ T4431] BTRFS info (device loop0): setting datacow [ 56.058486][ T4431] BTRFS info (device loop0): doing ref verification [ 56.060734][ T4431] BTRFS info (device loop0): force clearing of disk cache [ 56.062533][ T4431] BTRFS info (device loop0): turning off barriers [ 56.064041][ T4431] BTRFS info (device loop0): use zlib compression, level 3 [ 56.066002][ T4431] BTRFS info (device loop0): using free space tree [ 56.068444][ T4431] BTRFS info (device loop0): has skinny extents [ 56.082817][ T4431] BTRFS info (device loop0): clearing free space tree [ 56.084509][ T4431] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 56.087087][ T4431] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 56.093116][ T4431] BTRFS info (device loop0): creating free space tree [ 56.095377][ T4431] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 56.098287][ T4431] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 56.105540][ T4431] FAULT_INJECTION: forcing a failure. [ 56.105540][ T4431] name failslab, interval 1, probability 0, space 0, times 0 [ 56.109442][ T4431] CPU: 0 PID: 4431 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 56.111982][ T4431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 56.114284][ T4431] Call trace: [ 56.115188][ T4431] dump_backtrace+0x0/0x530 [ 56.116182][ T4431] show_stack+0x2c/0x3c [ 56.117194][ T4431] dump_stack_lvl+0x108/0x170 [ 56.118522][ T4431] dump_stack+0x1c/0x58 [ 56.119505][ T4431] should_fail+0x3b8/0x514 [ 56.120632][ T4431] __should_failslab+0xbc/0x110 [ 56.121859][ T4431] should_failslab+0x10/0x28 [ 56.123027][ T4431] slab_pre_alloc_hook+0x64/0xe8 [ 56.124318][ T4431] kmem_cache_alloc+0x98/0x45c [ 56.125429][ T4431] btrfs_alloc_path+0x48/0x54 [ 56.126650][ T4431] btrfs_insert_dir_item+0x1bc/0x460 [ 56.127998][ T4431] btrfs_add_link+0x2fc/0xbcc [ 56.129213][ T4431] btrfs_create+0x42c/0x56c [ 56.130128][ T4431] path_openat+0xf18/0x26cc [ 56.131318][ T4431] do_filp_open+0x1a8/0x3b4 [ 56.132359][ T4431] do_sys_openat2+0x128/0x3e0 [ 56.133560][ T4431] __arm64_sys_openat+0x1f0/0x240 [ 56.134889][ T4431] invoke_syscall+0x98/0x2b8 [ 56.136137][ T4431] el0_svc_common+0x138/0x258 [ 56.137601][ T4431] do_el0_svc+0x58/0x14c [ 56.138670][ T4431] el0_svc+0x7c/0x1f0 [ 56.139660][ T4431] el0t_64_sync_handler+0x84/0xe4 [ 56.140943][ T4431] el0t_64_sync+0x1a0/0x1a4 [ 56.144681][ T4431] ------------[ cut here ]------------ [ 56.146344][ T4431] WARNING: CPU: 0 PID: 4431 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 56.148640][ T4431] Modules linked in: [ 56.149623][ T4431] CPU: 0 PID: 4431 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 56.152201][ T4431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 56.154811][ T4431] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 56.156781][ T4431] pc : btrfs_add_link+0x7ac/0xbcc [ 56.158026][ T4431] lr : btrfs_add_link+0x7ac/0xbcc [ 56.159393][ T4431] sp : ffff80001e597460 [ 56.160506][ T4431] x29: ffff80001e597560 x28: 0000000000000100 x27: 0000000000000108 [ 56.162769][ T4431] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003cb2e94 [ 56.164815][ T4431] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000de9e0580 [ 56.166957][ T4431] x20: 1fffe0001bd3c0bb x19: ffff0000de9e05d8 x18: 0000000000000001 [ 56.169121][ T4431] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 56.171153][ T4431] x14: ffff0000c7f31b40 x13: 0000000000000001 x12: 0000000000000001 [ 56.173283][ T4431] x11: 0000000000000000 x10: 0000000000000000 x9 : d1fbee1fc2cf1b00 [ 56.175556][ T4431] x8 : d1fbee1fc2cf1b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.177610][ T4431] x5 : ffff80001e596bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 56.179681][ T4431] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.181769][ T4431] Call trace: [ 56.182620][ T4431] btrfs_add_link+0x7ac/0xbcc [ 56.183798][ T4431] btrfs_create+0x42c/0x56c [ 56.184967][ T4431] path_openat+0xf18/0x26cc [ 56.186135][ T4431] do_filp_open+0x1a8/0x3b4 [ 56.187321][ T4431] do_sys_openat2+0x128/0x3e0 [ 56.188536][ T4431] __arm64_sys_openat+0x1f0/0x240 [ 56.189811][ T4431] invoke_syscall+0x98/0x2b8 [ 56.191057][ T4431] el0_svc_common+0x138/0x258 [ 56.192287][ T4431] do_el0_svc+0x58/0x14c [ 56.193398][ T4431] el0_svc+0x7c/0x1f0 [ 56.194405][ T4431] el0t_64_sync_handler+0x84/0xe4 [ 56.195663][ T4431] el0t_64_sync+0x1a0/0x1a4 [ 56.196777][ T4431] irq event stamp: 73696 [ 56.197864][ T4431] hardirqs last enabled at (73695): [] __up_console_sem+0xb4/0x100 [ 56.200291][ T4431] hardirqs last disabled at (73696): [] el1_dbg+0x24/0x80 [ 56.202543][ T4431] softirqs last enabled at (73676): [] handle_softirqs+0xb88/0xdbc [ 56.205004][ T4431] softirqs last disabled at (73653): [] __irq_exit_rcu+0x268/0x4d8 [ 56.207327][ T4431] ---[ end trace 6d204d90b0e0d40c ]--- [ 56.209083][ T4431] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 56.211314][ T4431] BTRFS info (device loop0): forced readonly executing program [ 56.492914][ T4451] loop0: detected capacity change from 0 to 32768 [ 56.588609][ T4451] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4451) [ 56.631045][ T4451] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 56.633333][ T4451] BTRFS info (device loop0): setting nodatacow, compression disabled [ 56.635367][ T4451] BTRFS info (device loop0): setting datacow [ 56.636868][ T4451] BTRFS info (device loop0): doing ref verification [ 56.639105][ T4451] BTRFS info (device loop0): force clearing of disk cache [ 56.640933][ T4451] BTRFS info (device loop0): turning off barriers [ 56.642495][ T4451] BTRFS info (device loop0): use zlib compression, level 3 [ 56.644223][ T4451] BTRFS info (device loop0): using free space tree [ 56.645785][ T4451] BTRFS info (device loop0): has skinny extents [ 56.660238][ T4451] BTRFS info (device loop0): clearing free space tree [ 56.661972][ T4451] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 56.664274][ T4451] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 56.670784][ T4451] BTRFS info (device loop0): creating free space tree [ 56.673064][ T4451] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 56.675482][ T4451] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 56.682785][ T4451] FAULT_INJECTION: forcing a failure. [ 56.682785][ T4451] name failslab, interval 1, probability 0, space 0, times 0 [ 56.685871][ T4451] CPU: 0 PID: 4451 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 56.688277][ T4451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 56.690907][ T4451] Call trace: [ 56.691792][ T4451] dump_backtrace+0x0/0x530 [ 56.692933][ T4451] show_stack+0x2c/0x3c [ 56.694018][ T4451] dump_stack_lvl+0x108/0x170 [ 56.695237][ T4451] dump_stack+0x1c/0x58 [ 56.696304][ T4451] should_fail+0x3b8/0x514 [ 56.697459][ T4451] __should_failslab+0xbc/0x110 [ 56.698670][ T4451] should_failslab+0x10/0x28 [ 56.699758][ T4451] slab_pre_alloc_hook+0x64/0xe8 [ 56.700924][ T4451] kmem_cache_alloc+0x98/0x45c [ 56.702193][ T4451] btrfs_alloc_path+0x48/0x54 [ 56.703266][ T4451] btrfs_insert_dir_item+0x1bc/0x460 [ 56.704651][ T4451] btrfs_add_link+0x2fc/0xbcc [ 56.705818][ T4451] btrfs_create+0x42c/0x56c [ 56.706998][ T4451] path_openat+0xf18/0x26cc [ 56.708089][ T4451] do_filp_open+0x1a8/0x3b4 [ 56.709228][ T4451] do_sys_openat2+0x128/0x3e0 [ 56.710479][ T4451] __arm64_sys_openat+0x1f0/0x240 [ 56.711873][ T4451] invoke_syscall+0x98/0x2b8 [ 56.713077][ T4451] el0_svc_common+0x138/0x258 [ 56.714137][ T4451] do_el0_svc+0x58/0x14c [ 56.715188][ T4451] el0_svc+0x7c/0x1f0 [ 56.716152][ T4451] el0t_64_sync_handler+0x84/0xe4 [ 56.717426][ T4451] el0t_64_sync+0x1a0/0x1a4 [ 56.721368][ T4451] ------------[ cut here ]------------ [ 56.723007][ T4451] WARNING: CPU: 0 PID: 4451 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 56.725168][ T4451] Modules linked in: [ 56.726003][ T4451] CPU: 0 PID: 4451 Comm: syz-executor336 Tainted: G W 5.15.163-syzkaller #0 [ 56.728426][ T4451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 56.731035][ T4451] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 56.733041][ T4451] pc : btrfs_add_link+0x7ac/0xbcc [ 56.734326][ T4451] lr : btrfs_add_link+0x7ac/0xbcc [ 56.735612][ T4451] sp : ffff80001e697460 [ 56.736664][ T4451] x29: ffff80001e697560 x28: 0000000000000100 x27: 0000000000000108 [ 56.738799][ T4451] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003cd2e94 [ 56.740853][ T4451] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000de9e0840 [ 56.742953][ T4451] x20: 1fffe0001bd3c113 x19: ffff0000de9e0898 x18: 0000000000000001 [ 56.745081][ T4451] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 56.747127][ T4451] x14: ffff0000ccc451c0 x13: 0000000000000001 x12: 0000000000000001 [ 56.749237][ T4451] x11: 0000000000000000 x10: 0000000000000000 x9 : 5b73da1025ad6400 [ 56.751303][ T4451] x8 : 5b73da1025ad6400 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.753359][ T4451] x5 : ffff80001e696bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 56.755314][ T4451] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.757428][ T4451] Call trace: [ 56.758328][ T4451] btrfs_add_link+0x7ac/0xbcc [ 56.759545][ T4451] btrfs_create+0x42c/0x56c [ 56.760808][ T4451] path_openat+0xf18/0x26cc [ 56.762030][ T4451] do_filp_open+0x1a8/0x3b4 [ 56.763192][ T4451] do_sys_openat2+0x128/0x3e0 [ 56.764430][ T4451] __arm64_sys_openat+0x1f0/0x240 [ 56.765773][ T4451] invoke_syscall+0x98/0x2b8 [ 56.766921][ T4451] el0_svc_common+0x138/0x258 [ 56.768169][ T4451] do_el0_svc+0x58/0x14c [ 56.769331][ T4451] el0_svc+0x7c/0x1f0 [ 56.770364][ T4451] el0t_64_sync_handler+0x84/0xe4 [ 56.771706][ T4451] el0t_64_sync+0x1a0/0x1a4 [ 56.772823][ T4451] irq event stamp: 72536 [ 56.773896][ T4451] hardirqs last enabled at (72535): [] __up_console_sem+0xb4/0x100 [ 56.776444][ T4451] hardirqs last disabled at (72536): [] el1_dbg+0x24/0x80 [ 56.778588][ T4451] softirqs last enabled at (72516): [] handle_softirqs+0xb88/0xdbc [ 56.780912][ T4451] softirqs last disabled at (72493): [] __irq_exit_rcu+0x268/0x4d8 [ 56.783216][ T4451] ---[ end trace 6d204d90b0e0d40d ]--- [ 56.784836][ T4451] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 56.787109][ T4451] BTRFS info (device loop0): forced readonly executing program [ 57.072576][ T4471] loop0: detected capacity change from 0 to 32768 [ 57.148633][ T4471] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor336 (4471) [ 57.179366][ T4471] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 57.181521][ T4471] BTRFS info (device loop0): setting nodatacow, compression disabled [ 57.183715][ T4471] BTRFS info (device loop0): setting datacow [ 57.185237][ T4471] BTRFS info (device loop0): doing ref verification [ 57.186865][ T4471] BTRFS info (device loop0): force clearing of disk cache [ 57.189478][ T4471] BTRFS info (device loop0): turning off barriers [ 57.191019][ T4471] BTRFS info (device loop0): use zlib compression, level 3 [ 57.192649][ T4471] BTRFS info (device loop0): using free space tree [ 57.194394][ T4471] BTRFS info (device loop0): has skinny extents [ 57.209293][ T4471] BTRFS info (device loop0): clearing free space tree [ 57.211075][ T4471] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 57.213243][ T4471] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 57.219679][ T4471] BTRFS info (device loop0): creating free space tree [ 57.222008][ T4471] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 57.224351][ T4471] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 57.232458][ T4471] FAULT_INJECTION: forcing a failure. [ 57.232458][ T4471] name failslab, interval 1, probability 0, space 0, times 0