Warning: Permanently added '10.128.1.25' (ED25519) to the list of known hosts. executing program [ 39.887132][ T4017] loop0: detected capacity change from 0 to 32768 [ 39.962131][ T4017] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4017) [ 40.016186][ T4017] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 40.018621][ T4017] BTRFS info (device loop0): setting nodatacow, compression disabled [ 40.021102][ T4017] BTRFS info (device loop0): setting datacow [ 40.022754][ T4017] BTRFS info (device loop0): doing ref verification [ 40.024540][ T4017] BTRFS info (device loop0): force clearing of disk cache [ 40.026478][ T4017] BTRFS info (device loop0): turning off barriers [ 40.028252][ T4017] BTRFS info (device loop0): use zlib compression, level 3 [ 40.030189][ T4017] BTRFS info (device loop0): using free space tree [ 40.032530][ T4017] BTRFS info (device loop0): has skinny extents [ 40.053134][ T4017] BTRFS info (device loop0): clearing free space tree [ 40.055278][ T4017] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 40.058039][ T4017] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 40.069703][ T4017] BTRFS info (device loop0): creating free space tree [ 40.072872][ T4017] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 40.075439][ T4017] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 40.087115][ T4017] FAULT_INJECTION: forcing a failure. [ 40.087115][ T4017] name failslab, interval 1, probability 0, space 0, times 1 [ 40.090718][ T4017] CPU: 0 PID: 4017 Comm: syz-executor115 Not tainted 5.15.163-syzkaller #0 [ 40.093099][ T4017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 40.095781][ T4017] Call trace: [ 40.096644][ T4017] dump_backtrace+0x0/0x530 [ 40.097832][ T4017] show_stack+0x2c/0x3c [ 40.098949][ T4017] dump_stack_lvl+0x108/0x170 [ 40.100211][ T4017] dump_stack+0x1c/0x58 [ 40.101363][ T4017] should_fail+0x3b8/0x514 [ 40.102535][ T4017] __should_failslab+0xbc/0x110 [ 40.103886][ T4017] should_failslab+0x10/0x28 [ 40.105125][ T4017] slab_pre_alloc_hook+0x64/0xe8 [ 40.106508][ T4017] kmem_cache_alloc+0x98/0x45c [ 40.107781][ T4017] btrfs_alloc_path+0x48/0x54 [ 40.109120][ T4017] btrfs_lookup_dentry+0x170/0x1130 [ 40.110494][ T4017] btrfs_lookup+0x28/0x48 [ 40.111713][ T4017] path_openat+0xd9c/0x26cc [ 40.112910][ T4017] do_filp_open+0x1a8/0x3b4 [ 40.114117][ T4017] do_sys_openat2+0x128/0x3e0 [ 40.115550][ T4017] __arm64_sys_openat+0x1f0/0x240 [ 40.116925][ T4017] invoke_syscall+0x98/0x2b8 [ 40.118110][ T4017] el0_svc_common+0x138/0x258 [ 40.119388][ T4017] do_el0_svc+0x58/0x14c [ 40.120561][ T4017] el0_svc+0x7c/0x1f0 [ 40.121619][ T4017] el0t_64_sync_handler+0x84/0xe4 [ 40.123008][ T4017] el0t_64_sync+0x1a0/0x1a4 executing program [ 40.425861][ T4052] loop0: detected capacity change from 0 to 32768 [ 40.491262][ T4052] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4052) [ 40.532846][ T4052] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 40.535161][ T4052] BTRFS info (device loop0): setting nodatacow, compression disabled [ 40.537454][ T4052] BTRFS info (device loop0): setting datacow [ 40.538950][ T4052] BTRFS info (device loop0): doing ref verification [ 40.540707][ T4052] BTRFS info (device loop0): force clearing of disk cache [ 40.543110][ T4052] BTRFS info (device loop0): turning off barriers [ 40.544824][ T4052] BTRFS info (device loop0): use zlib compression, level 3 [ 40.546796][ T4052] BTRFS info (device loop0): using free space tree [ 40.548505][ T4052] BTRFS info (device loop0): has skinny extents [ 40.564264][ T4052] BTRFS info (device loop0): clearing free space tree [ 40.566165][ T4052] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 40.568738][ T4052] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 40.575405][ T4052] BTRFS info (device loop0): creating free space tree [ 40.577811][ T4052] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 40.580513][ T4052] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 40.589296][ T4052] FAULT_INJECTION: forcing a failure. [ 40.589296][ T4052] name failslab, interval 1, probability 0, space 0, times 0 [ 40.592988][ T4052] CPU: 0 PID: 4052 Comm: syz-executor115 Not tainted 5.15.163-syzkaller #0 [ 40.595419][ T4052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 40.598197][ T4052] Call trace: [ 40.599100][ T4052] dump_backtrace+0x0/0x530 [ 40.600305][ T4052] show_stack+0x2c/0x3c [ 40.601400][ T4052] dump_stack_lvl+0x108/0x170 [ 40.602723][ T4052] dump_stack+0x1c/0x58 [ 40.603832][ T4052] should_fail+0x3b8/0x514 [ 40.605068][ T4052] __should_failslab+0xbc/0x110 [ 40.606425][ T4052] should_failslab+0x10/0x28 [ 40.607686][ T4052] slab_pre_alloc_hook+0x64/0xe8 [ 40.608984][ T4052] kmem_cache_alloc+0x98/0x45c [ 40.610393][ T4052] start_transaction+0x4ec/0x1480 [ 40.611726][ T4052] btrfs_start_transaction+0x34/0x44 [ 40.613231][ T4052] btrfs_create+0x134/0x56c [ 40.614506][ T4052] path_openat+0xf18/0x26cc [ 40.615764][ T4052] do_filp_open+0x1a8/0x3b4 [ 40.617052][ T4052] do_sys_openat2+0x128/0x3e0 [ 40.618380][ T4052] __arm64_sys_openat+0x1f0/0x240 [ 40.619694][ T4052] invoke_syscall+0x98/0x2b8 [ 40.621065][ T4052] el0_svc_common+0x138/0x258 [ 40.622320][ T4052] do_el0_svc+0x58/0x14c [ 40.623528][ T4052] el0_svc+0x7c/0x1f0 [ 40.624703][ T4052] el0t_64_sync_handler+0x84/0xe4 [ 40.626118][ T4052] el0t_64_sync+0x1a0/0x1a4 executing program [ 40.938662][ T4078] loop0: detected capacity change from 0 to 32768 [ 41.051314][ T4078] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4078) [ 41.094146][ T4078] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 41.096791][ T4078] BTRFS info (device loop0): setting nodatacow, compression disabled [ 41.098985][ T4078] BTRFS info (device loop0): setting datacow [ 41.101065][ T4078] BTRFS info (device loop0): doing ref verification [ 41.102882][ T4078] BTRFS info (device loop0): force clearing of disk cache [ 41.104757][ T4078] BTRFS info (device loop0): turning off barriers [ 41.106688][ T4078] BTRFS info (device loop0): use zlib compression, level 3 [ 41.108583][ T4078] BTRFS info (device loop0): using free space tree [ 41.110403][ T4078] BTRFS info (device loop0): has skinny extents [ 41.125752][ T4078] BTRFS info (device loop0): clearing free space tree [ 41.127676][ T4078] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 41.130357][ T4078] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 41.136883][ T4078] BTRFS info (device loop0): creating free space tree [ 41.139593][ T4078] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 41.142479][ T4078] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 41.151095][ T4078] FAULT_INJECTION: forcing a failure. [ 41.151095][ T4078] name failslab, interval 1, probability 0, space 0, times 0 [ 41.154757][ T4078] CPU: 0 PID: 4078 Comm: syz-executor115 Not tainted 5.15.163-syzkaller #0 [ 41.157072][ T4078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 41.159891][ T4078] Call trace: [ 41.160763][ T4078] dump_backtrace+0x0/0x530 [ 41.161948][ T4078] show_stack+0x2c/0x3c [ 41.163148][ T4078] dump_stack_lvl+0x108/0x170 [ 41.164470][ T4078] dump_stack+0x1c/0x58 [ 41.165642][ T4078] should_fail+0x3b8/0x514 [ 41.166837][ T4078] __should_failslab+0xbc/0x110 [ 41.168181][ T4078] should_failslab+0x10/0x28 [ 41.169459][ T4078] slab_pre_alloc_hook+0x64/0xe8 [ 41.170843][ T4078] kmem_cache_alloc+0x98/0x45c [ 41.172144][ T4078] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 41.173847][ T4078] btrfs_delayed_update_inode+0x3c/0x738 [ 41.175465][ T4078] btrfs_update_inode+0x210/0x3dc [ 41.176905][ T4078] btrfs_create+0x3b0/0x56c [ 41.178190][ T4078] path_openat+0xf18/0x26cc [ 41.179497][ T4078] do_filp_open+0x1a8/0x3b4 [ 41.180793][ T4078] do_sys_openat2+0x128/0x3e0 [ 41.182085][ T4078] __arm64_sys_openat+0x1f0/0x240 [ 41.183441][ T4078] invoke_syscall+0x98/0x2b8 [ 41.184700][ T4078] el0_svc_common+0x138/0x258 [ 41.185927][ T4078] do_el0_svc+0x58/0x14c [ 41.187109][ T4078] el0_svc+0x7c/0x1f0 [ 41.188246][ T4078] el0t_64_sync_handler+0x84/0xe4 [ 41.189550][ T4078] el0t_64_sync+0x1a0/0x1a4 executing program [ 41.494188][ T4098] loop0: detected capacity change from 0 to 32768 [ 41.571299][ T4098] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4098) [ 41.613365][ T4098] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 41.615923][ T4098] BTRFS info (device loop0): setting nodatacow, compression disabled [ 41.618158][ T4098] BTRFS info (device loop0): setting datacow [ 41.619801][ T4098] BTRFS info (device loop0): doing ref verification [ 41.621987][ T4098] BTRFS info (device loop0): force clearing of disk cache [ 41.623907][ T4098] BTRFS info (device loop0): turning off barriers [ 41.625684][ T4098] BTRFS info (device loop0): use zlib compression, level 3 [ 41.627890][ T4098] BTRFS info (device loop0): using free space tree [ 41.629676][ T4098] BTRFS info (device loop0): has skinny extents [ 41.645901][ T4098] BTRFS info (device loop0): clearing free space tree [ 41.647926][ T4098] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 41.651036][ T4098] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 41.657348][ T4098] BTRFS info (device loop0): creating free space tree [ 41.659778][ T4098] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 41.662791][ T4098] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 41.670030][ T4098] FAULT_INJECTION: forcing a failure. [ 41.670030][ T4098] name failslab, interval 1, probability 0, space 0, times 0 [ 41.674099][ T4098] CPU: 1 PID: 4098 Comm: syz-executor115 Not tainted 5.15.163-syzkaller #0 [ 41.676454][ T4098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 41.679176][ T4098] Call trace: [ 41.680092][ T4098] dump_backtrace+0x0/0x530 [ 41.681337][ T4098] show_stack+0x2c/0x3c [ 41.682493][ T4098] dump_stack_lvl+0x108/0x170 [ 41.683715][ T4098] dump_stack+0x1c/0x58 [ 41.684883][ T4098] should_fail+0x3b8/0x514 [ 41.686116][ T4098] __should_failslab+0xbc/0x110 [ 41.687436][ T4098] should_failslab+0x10/0x28 [ 41.688727][ T4098] slab_pre_alloc_hook+0x64/0xe8 [ 41.690093][ T4098] kmem_cache_alloc+0x98/0x45c [ 41.691364][ T4098] btrfs_alloc_path+0x48/0x54 [ 41.692719][ T4098] btrfs_insert_dir_item+0x1bc/0x460 [ 41.694186][ T4098] btrfs_add_link+0x2fc/0xbcc [ 41.695473][ T4098] btrfs_create+0x42c/0x56c [ 41.696719][ T4098] path_openat+0xf18/0x26cc [ 41.697997][ T4098] do_filp_open+0x1a8/0x3b4 [ 41.699276][ T4098] do_sys_openat2+0x128/0x3e0 [ 41.700512][ T4098] __arm64_sys_openat+0x1f0/0x240 [ 41.701895][ T4098] invoke_syscall+0x98/0x2b8 [ 41.703139][ T4098] el0_svc_common+0x138/0x258 [ 41.704392][ T4098] do_el0_svc+0x58/0x14c [ 41.705483][ T4098] el0_svc+0x7c/0x1f0 [ 41.706516][ T4098] el0t_64_sync_handler+0x84/0xe4 [ 41.707833][ T4098] el0t_64_sync+0x1a0/0x1a4 [ 41.710062][ T4098] ------------[ cut here ]------------ [ 41.712092][ T4098] WARNING: CPU: 1 PID: 4098 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 41.714533][ T4098] Modules linked in: [ 41.715565][ T4098] CPU: 1 PID: 4098 Comm: syz-executor115 Not tainted 5.15.163-syzkaller #0 [ 41.717848][ T4098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 41.720520][ T4098] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.722745][ T4098] pc : btrfs_add_link+0x7ac/0xbcc [ 41.724137][ T4098] lr : btrfs_add_link+0x7ac/0xbcc [ 41.725549][ T4098] sp : ffff80001cad7460 [ 41.726633][ T4098] x29: ffff80001cad7560 x28: 0000000000000100 x27: 0000000000000108 [ 41.728836][ T4098] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff70000395ae94 [ 41.731066][ T4098] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000de26a580 [ 41.733263][ T4098] x20: 1fffe0001bc4d4bb x19: ffff0000de26a5d8 x18: 0000000000000001 [ 41.735467][ T4098] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 41.737664][ T4098] x14: ffff0000cb33d1c0 x13: 0000000000000001 x12: 0000000000000001 [ 41.739818][ T4098] x11: 0000000000000000 x10: 0000000000000000 x9 : 8179933e99381d00 [ 41.742000][ T4098] x8 : 8179933e99381d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 41.744229][ T4098] x5 : ffff80001cad6bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 41.746489][ T4098] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 41.748669][ T4098] Call trace: [ 41.749539][ T4098] btrfs_add_link+0x7ac/0xbcc [ 41.750820][ T4098] btrfs_create+0x42c/0x56c [ 41.752065][ T4098] path_openat+0xf18/0x26cc [ 41.753271][ T4098] do_filp_open+0x1a8/0x3b4 [ 41.754444][ T4098] do_sys_openat2+0x128/0x3e0 [ 41.755685][ T4098] __arm64_sys_openat+0x1f0/0x240 [ 41.757034][ T4098] invoke_syscall+0x98/0x2b8 [ 41.758297][ T4098] el0_svc_common+0x138/0x258 [ 41.759567][ T4098] do_el0_svc+0x58/0x14c [ 41.760736][ T4098] el0_svc+0x7c/0x1f0 [ 41.761793][ T4098] el0t_64_sync_handler+0x84/0xe4 [ 41.763203][ T4098] el0t_64_sync+0x1a0/0x1a4 [ 41.764439][ T4098] irq event stamp: 73906 [ 41.765580][ T4098] hardirqs last enabled at (73905): [] __up_console_sem+0xb4/0x100 [ 41.768094][ T4098] hardirqs last disabled at (73906): [] el1_dbg+0x24/0x80 [ 41.770478][ T4098] softirqs last enabled at (73896): [] handle_softirqs+0xb88/0xdbc [ 41.773116][ T4098] softirqs last disabled at (73855): [] __irq_exit_rcu+0x268/0x4d8 [ 41.775794][ T4098] ---[ end trace ea37433b3af3dd5d ]--- [ 41.777697][ T4098] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 41.780129][ T4098] BTRFS info (device loop0): forced readonly executing program [ 42.053699][ T4120] loop0: detected capacity change from 0 to 32768 [ 42.131291][ T4120] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4120) [ 42.193494][ T4120] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 42.195909][ T4120] BTRFS info (device loop0): setting nodatacow, compression disabled [ 42.198117][ T4120] BTRFS info (device loop0): setting datacow [ 42.199657][ T4120] BTRFS info (device loop0): doing ref verification [ 42.203025][ T4120] BTRFS info (device loop0): force clearing of disk cache [ 42.204945][ T4120] BTRFS info (device loop0): turning off barriers [ 42.206678][ T4120] BTRFS info (device loop0): use zlib compression, level 3 [ 42.208694][ T4120] BTRFS info (device loop0): using free space tree [ 42.210929][ T4120] BTRFS info (device loop0): has skinny extents [ 42.225656][ T4120] BTRFS info (device loop0): clearing free space tree [ 42.227598][ T4120] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 42.230759][ T4120] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 42.236404][ T4120] BTRFS info (device loop0): creating free space tree [ 42.238822][ T4120] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 42.241738][ T4120] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 42.249013][ T4120] FAULT_INJECTION: forcing a failure. [ 42.249013][ T4120] name failslab, interval 1, probability 0, space 0, times 0 [ 42.253005][ T4120] CPU: 0 PID: 4120 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 42.255700][ T4120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 42.258328][ T4120] Call trace: [ 42.259203][ T4120] dump_backtrace+0x0/0x530 [ 42.260387][ T4120] show_stack+0x2c/0x3c [ 42.261485][ T4120] dump_stack_lvl+0x108/0x170 [ 42.262786][ T4120] dump_stack+0x1c/0x58 [ 42.263943][ T4120] should_fail+0x3b8/0x514 [ 42.265140][ T4120] __should_failslab+0xbc/0x110 [ 42.266471][ T4120] should_failslab+0x10/0x28 [ 42.267833][ T4120] slab_pre_alloc_hook+0x64/0xe8 [ 42.269199][ T4120] kmem_cache_alloc+0x98/0x45c [ 42.270554][ T4120] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 42.272259][ T4120] btrfs_delayed_update_inode+0x3c/0x738 [ 42.273880][ T4120] btrfs_update_inode+0x210/0x3dc [ 42.275217][ T4120] btrfs_create+0x3b0/0x56c [ 42.276467][ T4120] path_openat+0xf18/0x26cc [ 42.277737][ T4120] do_filp_open+0x1a8/0x3b4 [ 42.278946][ T4120] do_sys_openat2+0x128/0x3e0 [ 42.280251][ T4120] __arm64_sys_openat+0x1f0/0x240 [ 42.281633][ T4120] invoke_syscall+0x98/0x2b8 [ 42.282995][ T4120] el0_svc_common+0x138/0x258 [ 42.284225][ T4120] do_el0_svc+0x58/0x14c [ 42.286148][ T4120] el0_svc+0x7c/0x1f0 [ 42.287390][ T4120] el0t_64_sync_handler+0x84/0xe4 [ 42.288803][ T4120] el0t_64_sync+0x1a0/0x1a4 executing program [ 42.591567][ T4145] loop0: detected capacity change from 0 to 32768 [ 42.671286][ T4145] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4145) [ 42.712186][ T4145] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 42.714475][ T4145] BTRFS info (device loop0): setting nodatacow, compression disabled [ 42.716841][ T4145] BTRFS info (device loop0): setting datacow [ 42.718394][ T4145] BTRFS info (device loop0): doing ref verification [ 42.720218][ T4145] BTRFS info (device loop0): force clearing of disk cache [ 42.722270][ T4145] BTRFS info (device loop0): turning off barriers [ 42.724426][ T4145] BTRFS info (device loop0): use zlib compression, level 3 [ 42.726378][ T4145] BTRFS info (device loop0): using free space tree [ 42.728389][ T4145] BTRFS info (device loop0): has skinny extents [ 42.742872][ T4145] BTRFS info (device loop0): clearing free space tree [ 42.744996][ T4145] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 42.747472][ T4145] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 42.754546][ T4145] BTRFS info (device loop0): creating free space tree [ 42.756990][ T4145] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 42.759760][ T4145] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 42.767501][ T4145] FAULT_INJECTION: forcing a failure. [ 42.767501][ T4145] name failslab, interval 1, probability 0, space 0, times 0 [ 42.771157][ T4145] CPU: 1 PID: 4145 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 42.773784][ T4145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 42.776561][ T4145] Call trace: [ 42.777424][ T4145] dump_backtrace+0x0/0x530 [ 42.778690][ T4145] show_stack+0x2c/0x3c [ 42.779853][ T4145] dump_stack_lvl+0x108/0x170 [ 42.781164][ T4145] dump_stack+0x1c/0x58 [ 42.782295][ T4145] should_fail+0x3b8/0x514 [ 42.783481][ T4145] __should_failslab+0xbc/0x110 [ 42.784809][ T4145] should_failslab+0x10/0x28 [ 42.786050][ T4145] slab_pre_alloc_hook+0x64/0xe8 [ 42.787393][ T4145] kmem_cache_alloc+0x98/0x45c [ 42.788739][ T4145] btrfs_alloc_path+0x48/0x54 [ 42.790076][ T4145] btrfs_insert_dir_item+0x1bc/0x460 [ 42.791580][ T4145] btrfs_add_link+0x2fc/0xbcc [ 42.792853][ T4145] btrfs_create+0x42c/0x56c [ 42.794091][ T4145] path_openat+0xf18/0x26cc [ 42.795372][ T4145] do_filp_open+0x1a8/0x3b4 [ 42.796580][ T4145] do_sys_openat2+0x128/0x3e0 [ 42.797847][ T4145] __arm64_sys_openat+0x1f0/0x240 [ 42.799221][ T4145] invoke_syscall+0x98/0x2b8 [ 42.800498][ T4145] el0_svc_common+0x138/0x258 [ 42.801817][ T4145] do_el0_svc+0x58/0x14c [ 42.803052][ T4145] el0_svc+0x7c/0x1f0 [ 42.804144][ T4145] el0t_64_sync_handler+0x84/0xe4 [ 42.805449][ T4145] el0t_64_sync+0x1a0/0x1a4 [ 42.806836][ T4145] ------------[ cut here ]------------ [ 42.808558][ T4145] WARNING: CPU: 1 PID: 4145 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 42.810980][ T4145] Modules linked in: [ 42.812009][ T4145] CPU: 1 PID: 4145 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 42.814735][ T4145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 42.817422][ T4145] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.819530][ T4145] pc : btrfs_add_link+0x7ac/0xbcc [ 42.820909][ T4145] lr : btrfs_add_link+0x7ac/0xbcc [ 42.822347][ T4145] sp : ffff80001cad7460 [ 42.823451][ T4145] x29: ffff80001cad7560 x28: 0000000000000100 x27: 0000000000000108 [ 42.825583][ T4145] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff70000395ae94 [ 42.827744][ T4145] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000de26a840 [ 42.829953][ T4145] x20: 1fffe0001bc4d513 x19: ffff0000de26a898 x18: 0000000000000001 [ 42.832103][ T4145] x17: 0000000000000000 x16: ffff800008335d0c x15: 00000000ffffffff [ 42.834246][ T4145] x14: ffff0000c73f3680 x13: 0000000000000001 x12: 0000000000000001 [ 42.836372][ T4145] x11: 0000000000000000 x10: 0000000000000000 x9 : 24c087208345ea00 [ 42.838606][ T4145] x8 : 24c087208345ea00 x7 : 0000000000000001 x6 : 0000000000000001 [ 42.840811][ T4145] x5 : ffff80001cad6bd8 x4 : ffff800014b9f960 x3 : ffff800008335e58 [ 42.843068][ T4145] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 42.845310][ T4145] Call trace: [ 42.846188][ T4145] btrfs_add_link+0x7ac/0xbcc [ 42.847481][ T4145] btrfs_create+0x42c/0x56c [ 42.848632][ T4145] path_openat+0xf18/0x26cc [ 42.849859][ T4145] do_filp_open+0x1a8/0x3b4 [ 42.851077][ T4145] do_sys_openat2+0x128/0x3e0 [ 42.852311][ T4145] __arm64_sys_openat+0x1f0/0x240 [ 42.853674][ T4145] invoke_syscall+0x98/0x2b8 [ 42.854877][ T4145] el0_svc_common+0x138/0x258 [ 42.856115][ T4145] do_el0_svc+0x58/0x14c [ 42.857287][ T4145] el0_svc+0x7c/0x1f0 [ 42.858331][ T4145] el0t_64_sync_handler+0x84/0xe4 [ 42.859653][ T4145] el0t_64_sync+0x1a0/0x1a4 [ 42.860828][ T4145] irq event stamp: 73372 [ 42.862007][ T4145] hardirqs last enabled at (73371): [] __up_console_sem+0xb4/0x100 [ 42.864589][ T4145] hardirqs last disabled at (73372): [] el1_dbg+0x24/0x80 [ 42.867029][ T4145] softirqs last enabled at (73348): [] handle_softirqs+0xb88/0xdbc [ 42.869632][ T4145] softirqs last disabled at (73319): [] __irq_exit_rcu+0x268/0x4d8 [ 42.872142][ T4145] ---[ end trace ea37433b3af3dd5e ]--- [ 42.873813][ T4145] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 42.876149][ T4145] BTRFS info (device loop0): forced readonly executing program [ 43.157941][ T4166] loop0: detected capacity change from 0 to 32768 [ 43.251252][ T4166] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4166) [ 43.344390][ T4166] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 43.346700][ T4166] BTRFS info (device loop0): setting nodatacow, compression disabled [ 43.348547][ T4166] BTRFS info (device loop0): setting datacow [ 43.350229][ T4166] BTRFS info (device loop0): doing ref verification [ 43.352403][ T4166] BTRFS info (device loop0): force clearing of disk cache [ 43.354416][ T4166] BTRFS info (device loop0): turning off barriers [ 43.356139][ T4166] BTRFS info (device loop0): use zlib compression, level 3 [ 43.358056][ T4166] BTRFS info (device loop0): using free space tree [ 43.382589][ T4166] FAULT_INJECTION: forcing a failure. [ 43.382589][ T4166] name failslab, interval 1, probability 0, space 0, times 0 [ 43.386210][ T4166] CPU: 0 PID: 4166 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 43.388965][ T4166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 43.391677][ T4166] Call trace: [ 43.392632][ T4166] dump_backtrace+0x0/0x530 [ 43.393847][ T4166] show_stack+0x2c/0x3c [ 43.395047][ T4166] dump_stack_lvl+0x108/0x170 [ 43.396336][ T4166] dump_stack+0x1c/0x58 [ 43.397513][ T4166] should_fail+0x3b8/0x514 [ 43.398760][ T4166] __should_failslab+0xbc/0x110 [ 43.400101][ T4166] should_failslab+0x10/0x28 [ 43.401376][ T4166] slab_pre_alloc_hook+0x64/0xe8 [ 43.402791][ T4166] kmem_cache_alloc+0x98/0x45c [ 43.404052][ T4166] btrfs_alloc_path+0x48/0x54 [ 43.405331][ T4166] btrfs_insert_dir_item+0x1bc/0x460 [ 43.406800][ T4166] btrfs_add_link+0x2fc/0xbcc [ 43.408104][ T4166] btrfs_create+0x42c/0x56c [ 43.409311][ T4166] path_openat+0xf18/0x26cc [ 43.410564][ T4166] do_filp_open+0x1a8/0x3b4 [ 43.411741][ T4166] do_sys_openat2+0x128/0x3e0 [ 43.413016][ T4166] __arm64_sys_openat+0x1f0/0x240 [ 43.414371][ T4166] invoke_syscall+0x98/0x2b8 [ 43.415628][ T4166] el0_svc_common+0x138/0x258 [ 43.416947][ T4166] do_el0_svc+0x58/0x14c [ 43.418095][ T4166] el0_svc+0x7c/0x1f0 [ 43.419228][ T4166] el0t_64_sync_handler+0x84/0xe4 [ 43.420575][ T4166] el0t_64_sync+0x1a0/0x1a4 [ 43.423255][ T4166] ------------[ cut here ]------------ [ 43.425007][ T4166] WARNING: CPU: 0 PID: 4166 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 43.427349][ T4166] Modules linked in: [ 43.428412][ T4166] CPU: 0 PID: 4166 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 43.431217][ T4166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 43.433954][ T4166] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.436105][ T4166] pc : btrfs_add_link+0x7ac/0xbcc [ 43.437466][ T4166] lr : btrfs_add_link+0x7ac/0xbcc [ 43.438864][ T4166] sp : ffff80001cf77460 [ 43.440008][ T4166] x29: ffff80001cf77560 x28: 0000000000000100 x27: 0000000000000108 [ 43.442217][ T4166] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff7000039eee94 [ 43.444386][ T4166] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000de2690b0 [ 43.446564][ T4166] x20: 1fffe0001bc4d221 x19: ffff0000de269108 x18: 0000000000000001 [ 43.448777][ T4166] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 43.450938][ T4166] x14: ffff0000cbf88000 x13: 0000000000000001 x12: 0000000000000001 [ 43.453178][ T4166] x11: 0000000000000000 x10: 0000000000000000 x9 : e7e9e1c323833200 [ 43.455369][ T4166] x8 : e7e9e1c323833200 x7 : 0000000000000001 x6 : 0000000000000001 [ 43.457504][ T4166] x5 : ffff80001cf76bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 43.459775][ T4166] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 43.461988][ T4166] Call trace: [ 43.462923][ T4166] btrfs_add_link+0x7ac/0xbcc [ 43.464234][ T4166] btrfs_create+0x42c/0x56c [ 43.465466][ T4166] path_openat+0xf18/0x26cc [ 43.466702][ T4166] do_filp_open+0x1a8/0x3b4 [ 43.467959][ T4166] do_sys_openat2+0x128/0x3e0 [ 43.469206][ T4166] __arm64_sys_openat+0x1f0/0x240 [ 43.470588][ T4166] invoke_syscall+0x98/0x2b8 [ 43.471808][ T4166] el0_svc_common+0x138/0x258 [ 43.473068][ T4166] do_el0_svc+0x58/0x14c [ 43.474191][ T4166] el0_svc+0x7c/0x1f0 [ 43.475321][ T4166] el0t_64_sync_handler+0x84/0xe4 [ 43.476750][ T4166] el0t_64_sync+0x1a0/0x1a4 [ 43.478037][ T4166] irq event stamp: 73666 [ 43.479210][ T4166] hardirqs last enabled at (73665): [] __up_console_sem+0xb4/0x100 [ 43.481859][ T4166] hardirqs last disabled at (73666): [] el1_dbg+0x24/0x80 [ 43.484249][ T4166] softirqs last enabled at (73646): [] handle_softirqs+0xb88/0xdbc [ 43.486859][ T4166] softirqs last disabled at (73551): [] __irq_exit_rcu+0x268/0x4d8 [ 43.489576][ T4166] ---[ end trace ea37433b3af3dd5f ]--- [ 43.491230][ T4166] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory executing program [ 43.788478][ T4186] loop0: detected capacity change from 0 to 32768 [ 43.881413][ T4186] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4186) [ 43.945761][ T4186] FAULT_INJECTION: forcing a failure. [ 43.945761][ T4186] name failslab, interval 1, probability 0, space 0, times 0 [ 43.949418][ T4186] CPU: 0 PID: 4186 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 43.952138][ T4186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 43.954878][ T4186] Call trace: [ 43.955719][ T4186] dump_backtrace+0x0/0x530 [ 43.956919][ T4186] show_stack+0x2c/0x3c [ 43.958068][ T4186] dump_stack_lvl+0x108/0x170 [ 43.959379][ T4186] dump_stack+0x1c/0x58 [ 43.960533][ T4186] should_fail+0x3b8/0x514 [ 43.961748][ T4186] __should_failslab+0xbc/0x110 [ 43.963107][ T4186] should_failslab+0x10/0x28 [ 43.964359][ T4186] slab_pre_alloc_hook+0x64/0xe8 [ 43.965671][ T4186] kmem_cache_alloc+0x98/0x45c [ 43.967019][ T4186] btrfs_alloc_path+0x48/0x54 [ 43.968265][ T4186] btrfs_insert_dir_item+0x1bc/0x460 [ 43.969713][ T4186] btrfs_add_link+0x2fc/0xbcc [ 43.971051][ T4186] btrfs_create+0x42c/0x56c [ 43.972293][ T4186] path_openat+0xf18/0x26cc [ 43.973496][ T4186] do_filp_open+0x1a8/0x3b4 [ 43.974660][ T4186] do_sys_openat2+0x128/0x3e0 [ 43.975917][ T4186] __arm64_sys_openat+0x1f0/0x240 [ 43.977227][ T4186] invoke_syscall+0x98/0x2b8 [ 43.978427][ T4186] el0_svc_common+0x138/0x258 [ 43.979679][ T4186] do_el0_svc+0x58/0x14c [ 43.980867][ T4186] el0_svc+0x7c/0x1f0 [ 43.982023][ T4186] el0t_64_sync_handler+0x84/0xe4 [ 43.983377][ T4186] el0t_64_sync+0x1a0/0x1a4 [ 43.986440][ T4186] ------------[ cut here ]------------ [ 43.988190][ T4186] WARNING: CPU: 0 PID: 4186 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 43.990630][ T4186] Modules linked in: [ 43.991666][ T4186] CPU: 0 PID: 4186 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 43.994376][ T4186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 43.997068][ T4186] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.999180][ T4186] pc : btrfs_add_link+0x7ac/0xbcc [ 44.000480][ T4186] lr : btrfs_add_link+0x7ac/0xbcc [ 44.001866][ T4186] sp : ffff80001d317460 [ 44.003009][ T4186] x29: ffff80001d317560 x28: 0000000000000100 x27: 0000000000000108 [ 44.005185][ T4186] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003a62e94 [ 44.007450][ T4186] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000de269370 [ 44.009517][ T4186] x20: 1fffe0001bc4d279 x19: ffff0000de2693c8 x18: 0000000000000001 [ 44.011653][ T4186] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 44.013856][ T4186] x14: ffff0000ce5db680 x13: 0000000000000001 x12: 0000000000000001 [ 44.016148][ T4186] x11: 0000000000000000 x10: 0000000000000000 x9 : eb0a7fae9d33f800 [ 44.018290][ T4186] x8 : eb0a7fae9d33f800 x7 : 0000000000000001 x6 : 0000000000000001 [ 44.020452][ T4186] x5 : ffff80001d316bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 44.022652][ T4186] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 44.024838][ T4186] Call trace: [ 44.025776][ T4186] btrfs_add_link+0x7ac/0xbcc [ 44.027075][ T4186] btrfs_create+0x42c/0x56c [ 44.028323][ T4186] path_openat+0xf18/0x26cc [ 44.029587][ T4186] do_filp_open+0x1a8/0x3b4 [ 44.030865][ T4186] do_sys_openat2+0x128/0x3e0 [ 44.032118][ T4186] __arm64_sys_openat+0x1f0/0x240 [ 44.033488][ T4186] invoke_syscall+0x98/0x2b8 [ 44.034701][ T4186] el0_svc_common+0x138/0x258 [ 44.035991][ T4186] do_el0_svc+0x58/0x14c [ 44.037151][ T4186] el0_svc+0x7c/0x1f0 [ 44.038222][ T4186] el0t_64_sync_handler+0x84/0xe4 [ 44.039548][ T4186] el0t_64_sync+0x1a0/0x1a4 [ 44.040769][ T4186] irq event stamp: 72722 [ 44.041890][ T4186] hardirqs last enabled at (72721): [] __up_console_sem+0xb4/0x100 [ 44.044482][ T4186] hardirqs last disabled at (72722): [] el1_dbg+0x24/0x80 [ 44.046897][ T4186] softirqs last enabled at (72702): [] handle_softirqs+0xb88/0xdbc [ 44.049544][ T4186] softirqs last disabled at (72595): [] __irq_exit_rcu+0x268/0x4d8 [ 44.052101][ T4186] ---[ end trace ea37433b3af3dd60 ]--- [ 44.054496][ T4186] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory executing program [ 44.340654][ T4206] loop0: detected capacity change from 0 to 32768 [ 44.451306][ T4206] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4206) [ 44.528874][ T4206] FAULT_INJECTION: forcing a failure. [ 44.528874][ T4206] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 44.532989][ T4206] CPU: 0 PID: 4206 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 44.535796][ T4206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 44.538478][ T4206] Call trace: [ 44.539409][ T4206] dump_backtrace+0x0/0x530 [ 44.540639][ T4206] show_stack+0x2c/0x3c [ 44.541828][ T4206] dump_stack_lvl+0x108/0x170 [ 44.543107][ T4206] dump_stack+0x1c/0x58 [ 44.544209][ T4206] should_fail+0x3b8/0x514 [ 44.545393][ T4206] should_fail_alloc_page+0x74/0xa8 [ 44.546794][ T4206] prepare_alloc_pages+0x160/0x460 [ 44.548222][ T4206] __alloc_pages+0x138/0x674 [ 44.549462][ T4206] alloc_pages+0x368/0x5d4 [ 44.550668][ T4206] new_slab+0xec/0x56c [ 44.551838][ T4206] ___slab_alloc+0x6bc/0xdbc [ 44.553148][ T4206] kmem_cache_alloc+0x2d8/0x45c [ 44.554485][ T4206] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 44.556207][ T4206] btrfs_delayed_update_inode+0x3c/0x738 [ 44.557705][ T4206] btrfs_update_inode+0x210/0x3dc [ 44.559089][ T4206] btrfs_create+0x3b0/0x56c [ 44.560269][ T4206] path_openat+0xf18/0x26cc [ 44.561576][ T4206] do_filp_open+0x1a8/0x3b4 [ 44.562841][ T4206] do_sys_openat2+0x128/0x3e0 [ 44.564139][ T4206] __arm64_sys_openat+0x1f0/0x240 [ 44.565563][ T4206] invoke_syscall+0x98/0x2b8 [ 44.566830][ T4206] el0_svc_common+0x138/0x258 [ 44.568092][ T4206] do_el0_svc+0x58/0x14c [ 44.569263][ T4206] el0_svc+0x7c/0x1f0 [ 44.570391][ T4206] el0t_64_sync_handler+0x84/0xe4 [ 44.571708][ T4206] el0t_64_sync+0x1a0/0x1a4 executing program [ 44.864389][ T4226] loop0: detected capacity change from 0 to 32768 [ 44.951300][ T4226] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4226) [ 45.027784][ T4226] btrfs_printk: 48 callbacks suppressed [ 45.027798][ T4226] BTRFS info (device loop0): clearing free space tree [ 45.031853][ T4226] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 45.034464][ T4226] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 45.040808][ T4226] BTRFS info (device loop0): creating free space tree [ 45.043240][ T4226] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 45.045842][ T4226] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 45.053388][ T4226] FAULT_INJECTION: forcing a failure. [ 45.053388][ T4226] name failslab, interval 1, probability 0, space 0, times 0 [ 45.056725][ T4226] CPU: 0 PID: 4226 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 45.059365][ T4226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 45.061998][ T4226] Call trace: [ 45.062891][ T4226] dump_backtrace+0x0/0x530 [ 45.064150][ T4226] show_stack+0x2c/0x3c [ 45.065292][ T4226] dump_stack_lvl+0x108/0x170 [ 45.066563][ T4226] dump_stack+0x1c/0x58 [ 45.067662][ T4226] should_fail+0x3b8/0x514 [ 45.068848][ T4226] __should_failslab+0xbc/0x110 [ 45.070140][ T4226] should_failslab+0x10/0x28 [ 45.071346][ T4226] slab_pre_alloc_hook+0x64/0xe8 [ 45.072698][ T4226] kmem_cache_alloc+0x98/0x45c [ 45.074004][ T4226] security_inode_alloc+0x30/0x124 [ 45.075394][ T4226] inode_init_always+0x690/0xb14 [ 45.076777][ T4226] new_inode_pseudo+0x7c/0x200 [ 45.078010][ T4226] new_inode+0x38/0x174 [ 45.079192][ T4226] btrfs_new_inode+0x180/0x18a8 [ 45.080542][ T4226] btrfs_create+0x28c/0x56c [ 45.081842][ T4226] path_openat+0xf18/0x26cc [ 45.083049][ T4226] do_filp_open+0x1a8/0x3b4 [ 45.084272][ T4226] do_sys_openat2+0x128/0x3e0 [ 45.085487][ T4226] __arm64_sys_openat+0x1f0/0x240 [ 45.086891][ T4226] invoke_syscall+0x98/0x2b8 [ 45.088176][ T4226] el0_svc_common+0x138/0x258 [ 45.089452][ T4226] do_el0_svc+0x58/0x14c [ 45.090608][ T4226] el0_svc+0x7c/0x1f0 [ 45.091707][ T4226] el0t_64_sync_handler+0x84/0xe4 [ 45.093030][ T4226] el0t_64_sync+0x1a0/0x1a4 executing program [ 45.394579][ T4246] loop0: detected capacity change from 0 to 32768 [ 45.471273][ T4246] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4246) [ 45.513240][ T4246] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 45.515556][ T4246] BTRFS info (device loop0): setting nodatacow, compression disabled [ 45.517756][ T4246] BTRFS info (device loop0): setting datacow [ 45.519443][ T4246] BTRFS info (device loop0): doing ref verification [ 45.521743][ T4246] BTRFS info (device loop0): force clearing of disk cache [ 45.523670][ T4246] BTRFS info (device loop0): turning off barriers [ 45.525485][ T4246] BTRFS info (device loop0): use zlib compression, level 3 [ 45.527421][ T4246] BTRFS info (device loop0): using free space tree [ 45.529182][ T4246] BTRFS info (device loop0): has skinny extents [ 45.543634][ T4246] BTRFS info (device loop0): clearing free space tree [ 45.545492][ T4246] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 45.548133][ T4246] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 45.555436][ T4246] BTRFS info (device loop0): creating free space tree [ 45.557831][ T4246] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 45.560825][ T4246] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 45.567693][ T4246] FAULT_INJECTION: forcing a failure. [ 45.567693][ T4246] name failslab, interval 1, probability 0, space 0, times 0 [ 45.571747][ T4246] CPU: 1 PID: 4246 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 45.574357][ T4246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 45.577034][ T4246] Call trace: [ 45.577931][ T4246] dump_backtrace+0x0/0x530 [ 45.579181][ T4246] show_stack+0x2c/0x3c [ 45.580281][ T4246] dump_stack_lvl+0x108/0x170 [ 45.581542][ T4246] dump_stack+0x1c/0x58 [ 45.582670][ T4246] should_fail+0x3b8/0x514 [ 45.583857][ T4246] __should_failslab+0xbc/0x110 [ 45.585147][ T4246] should_failslab+0x10/0x28 [ 45.586371][ T4246] slab_pre_alloc_hook+0x64/0xe8 [ 45.587693][ T4246] kmem_cache_alloc+0x98/0x45c [ 45.588945][ T4246] security_inode_alloc+0x30/0x124 [ 45.590290][ T4246] inode_init_always+0x690/0xb14 [ 45.591661][ T4246] new_inode_pseudo+0x7c/0x200 [ 45.592921][ T4246] new_inode+0x38/0x174 [ 45.594065][ T4246] btrfs_new_inode+0x180/0x18a8 [ 45.595430][ T4246] btrfs_create+0x28c/0x56c [ 45.596679][ T4246] path_openat+0xf18/0x26cc [ 45.597934][ T4246] do_filp_open+0x1a8/0x3b4 [ 45.599155][ T4246] do_sys_openat2+0x128/0x3e0 [ 45.600442][ T4246] __arm64_sys_openat+0x1f0/0x240 [ 45.601846][ T4246] invoke_syscall+0x98/0x2b8 [ 45.603108][ T4246] el0_svc_common+0x138/0x258 [ 45.604299][ T4246] do_el0_svc+0x58/0x14c [ 45.605427][ T4246] el0_svc+0x7c/0x1f0 [ 45.606567][ T4246] el0t_64_sync_handler+0x84/0xe4 [ 45.607931][ T4246] el0t_64_sync+0x1a0/0x1a4 executing program [ 45.916150][ T4266] loop0: detected capacity change from 0 to 32768 [ 46.001288][ T4266] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4266) [ 46.043133][ T4266] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 46.045456][ T4266] BTRFS info (device loop0): setting nodatacow, compression disabled [ 46.047658][ T4266] BTRFS info (device loop0): setting datacow [ 46.049259][ T4266] BTRFS info (device loop0): doing ref verification [ 46.051852][ T4266] BTRFS info (device loop0): force clearing of disk cache [ 46.053897][ T4266] BTRFS info (device loop0): turning off barriers [ 46.055679][ T4266] BTRFS info (device loop0): use zlib compression, level 3 [ 46.057555][ T4266] BTRFS info (device loop0): using free space tree [ 46.059366][ T4266] BTRFS info (device loop0): has skinny extents [ 46.074476][ T4266] BTRFS info (device loop0): clearing free space tree [ 46.076492][ T4266] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 46.079284][ T4266] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 46.085665][ T4266] BTRFS info (device loop0): creating free space tree [ 46.088149][ T4266] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 46.091237][ T4266] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 46.098586][ T4266] FAULT_INJECTION: forcing a failure. [ 46.098586][ T4266] name failslab, interval 1, probability 0, space 0, times 0 [ 46.102539][ T4266] CPU: 1 PID: 4266 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 46.105228][ T4266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 46.107992][ T4266] Call trace: [ 46.108823][ T4266] dump_backtrace+0x0/0x530 [ 46.110057][ T4266] show_stack+0x2c/0x3c [ 46.111196][ T4266] dump_stack_lvl+0x108/0x170 [ 46.112446][ T4266] dump_stack+0x1c/0x58 [ 46.113564][ T4266] should_fail+0x3b8/0x514 [ 46.114741][ T4266] __should_failslab+0xbc/0x110 [ 46.116097][ T4266] should_failslab+0x10/0x28 [ 46.117340][ T4266] slab_pre_alloc_hook+0x64/0xe8 [ 46.118632][ T4266] kmem_cache_alloc+0x98/0x45c [ 46.119910][ T4266] btrfs_alloc_path+0x48/0x54 [ 46.121196][ T4266] btrfs_insert_dir_item+0x1bc/0x460 [ 46.122620][ T4266] btrfs_add_link+0x2fc/0xbcc [ 46.123887][ T4266] btrfs_create+0x42c/0x56c [ 46.125113][ T4266] path_openat+0xf18/0x26cc [ 46.126330][ T4266] do_filp_open+0x1a8/0x3b4 [ 46.127602][ T4266] do_sys_openat2+0x128/0x3e0 [ 46.128873][ T4266] __arm64_sys_openat+0x1f0/0x240 [ 46.130327][ T4266] invoke_syscall+0x98/0x2b8 [ 46.131529][ T4266] el0_svc_common+0x138/0x258 [ 46.132872][ T4266] do_el0_svc+0x58/0x14c [ 46.134085][ T4266] el0_svc+0x7c/0x1f0 [ 46.135154][ T4266] el0t_64_sync_handler+0x84/0xe4 [ 46.136511][ T4266] el0t_64_sync+0x1a0/0x1a4 [ 46.139431][ T4266] ------------[ cut here ]------------ [ 46.141682][ T4266] WARNING: CPU: 0 PID: 4266 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 46.144187][ T4266] Modules linked in: [ 46.145257][ T4266] CPU: 0 PID: 4266 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 46.147951][ T4266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 46.150747][ T4266] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.152931][ T4266] pc : btrfs_add_link+0x7ac/0xbcc [ 46.154400][ T4266] lr : btrfs_add_link+0x7ac/0xbcc [ 46.155802][ T4266] sp : ffff80001d737460 [ 46.157002][ T4266] x29: ffff80001d737560 x28: 0000000000000100 x27: 0000000000000108 [ 46.159304][ T4266] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003ae6e94 [ 46.161550][ T4266] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000de26adc0 [ 46.163849][ T4266] x20: 1fffe0001bc4d5c3 x19: ffff0000de26ae18 x18: 0000000000000001 [ 46.166090][ T4266] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 46.168339][ T4266] x14: ffff0000d7303680 x13: 0000000000000001 x12: 0000000000000001 [ 46.170545][ T4266] x11: 0000000000000000 x10: 0000000000000000 x9 : 0769e79b99f03100 [ 46.172733][ T4266] x8 : 0769e79b99f03100 x7 : 0000000000000001 x6 : 0000000000000001 [ 46.175092][ T4266] x5 : ffff80001d736bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 46.177286][ T4266] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 46.179485][ T4266] Call trace: [ 46.180325][ T4266] btrfs_add_link+0x7ac/0xbcc [ 46.181646][ T4266] btrfs_create+0x42c/0x56c [ 46.182946][ T4266] path_openat+0xf18/0x26cc [ 46.184172][ T4266] do_filp_open+0x1a8/0x3b4 [ 46.185376][ T4266] do_sys_openat2+0x128/0x3e0 [ 46.186696][ T4266] __arm64_sys_openat+0x1f0/0x240 [ 46.188127][ T4266] invoke_syscall+0x98/0x2b8 [ 46.189473][ T4266] el0_svc_common+0x138/0x258 [ 46.190743][ T4266] do_el0_svc+0x58/0x14c [ 46.191931][ T4266] el0_svc+0x7c/0x1f0 [ 46.192993][ T4266] el0t_64_sync_handler+0x84/0xe4 [ 46.194327][ T4266] el0t_64_sync+0x1a0/0x1a4 [ 46.195588][ T4266] irq event stamp: 72692 [ 46.196707][ T4266] hardirqs last enabled at (72691): [] __up_console_sem+0xb4/0x100 [ 46.199334][ T4266] hardirqs last disabled at (72692): [] el1_dbg+0x24/0x80 [ 46.201760][ T4266] softirqs last enabled at (72682): [] handle_softirqs+0xb88/0xdbc [ 46.204383][ T4266] softirqs last disabled at (72523): [] __irq_exit_rcu+0x268/0x4d8 [ 46.207180][ T4266] ---[ end trace ea37433b3af3dd61 ]--- [ 46.210350][ T4266] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 46.212836][ T4266] BTRFS info (device loop0): forced readonly executing program [ 46.502518][ T4286] loop0: detected capacity change from 0 to 32768 [ 46.581355][ T4286] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4286) [ 46.622891][ T4286] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 46.625722][ T4286] BTRFS info (device loop0): setting nodatacow, compression disabled [ 46.627976][ T4286] BTRFS info (device loop0): setting datacow [ 46.629620][ T4286] BTRFS info (device loop0): doing ref verification [ 46.631576][ T4286] BTRFS info (device loop0): force clearing of disk cache [ 46.633587][ T4286] BTRFS info (device loop0): turning off barriers [ 46.635414][ T4286] BTRFS info (device loop0): use zlib compression, level 3 [ 46.637384][ T4286] BTRFS info (device loop0): using free space tree [ 46.639277][ T4286] BTRFS info (device loop0): has skinny extents [ 46.653743][ T4286] BTRFS info (device loop0): clearing free space tree [ 46.655673][ T4286] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 46.658289][ T4286] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 46.664592][ T4286] BTRFS info (device loop0): creating free space tree [ 46.667052][ T4286] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 46.669591][ T4286] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 46.677243][ T4286] FAULT_INJECTION: forcing a failure. [ 46.677243][ T4286] name failslab, interval 1, probability 0, space 0, times 0 [ 46.680929][ T4286] CPU: 1 PID: 4286 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 46.683575][ T4286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 46.686222][ T4286] Call trace: [ 46.687122][ T4286] dump_backtrace+0x0/0x530 [ 46.688273][ T4286] show_stack+0x2c/0x3c [ 46.689349][ T4286] dump_stack_lvl+0x108/0x170 [ 46.690734][ T4286] dump_stack+0x1c/0x58 [ 46.691954][ T4286] should_fail+0x3b8/0x514 [ 46.693303][ T4286] __should_failslab+0xbc/0x110 [ 46.694700][ T4286] should_failslab+0x10/0x28 [ 46.696000][ T4286] slab_pre_alloc_hook+0x64/0xe8 [ 46.697359][ T4286] kmem_cache_alloc+0x98/0x45c [ 46.698656][ T4286] btrfs_alloc_path+0x48/0x54 [ 46.699978][ T4286] btrfs_insert_dir_item+0x1bc/0x460 [ 46.701438][ T4286] btrfs_add_link+0x2fc/0xbcc [ 46.702770][ T4286] btrfs_create+0x42c/0x56c [ 46.704124][ T4286] path_openat+0xf18/0x26cc [ 46.705322][ T4286] do_filp_open+0x1a8/0x3b4 [ 46.706568][ T4286] do_sys_openat2+0x128/0x3e0 [ 46.707872][ T4286] __arm64_sys_openat+0x1f0/0x240 [ 46.709296][ T4286] invoke_syscall+0x98/0x2b8 [ 46.710635][ T4286] el0_svc_common+0x138/0x258 [ 46.711940][ T4286] do_el0_svc+0x58/0x14c [ 46.713108][ T4286] el0_svc+0x7c/0x1f0 [ 46.714184][ T4286] el0t_64_sync_handler+0x84/0xe4 [ 46.715601][ T4286] el0t_64_sync+0x1a0/0x1a4 [ 46.719445][ T4286] ------------[ cut here ]------------ [ 46.721374][ T4286] WARNING: CPU: 1 PID: 4286 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 46.723833][ T4286] Modules linked in: [ 46.724894][ T4286] CPU: 1 PID: 4286 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 46.727511][ T4286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 46.730292][ T4286] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.732442][ T4286] pc : btrfs_add_link+0x7ac/0xbcc [ 46.733827][ T4286] lr : btrfs_add_link+0x7ac/0xbcc [ 46.735317][ T4286] sp : ffff80001d817460 [ 46.736477][ T4286] x29: ffff80001d817560 x28: 0000000000000100 x27: 0000000000000108 [ 46.738788][ T4286] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003b02e94 [ 46.740977][ T4286] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000e1cf40b0 [ 46.743230][ T4286] x20: 1fffe0001c39e821 x19: ffff0000e1cf4108 x18: 0000000000000001 [ 46.745369][ T4286] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 46.747609][ T4286] x14: ffff0000d17d3680 x13: 0000000000000001 x12: 0000000000000001 [ 46.749774][ T4286] x11: 0000000000000000 x10: 0000000000000000 x9 : 642c3ef379551a00 [ 46.751931][ T4286] x8 : 642c3ef379551a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 46.754113][ T4286] x5 : ffff80001d816bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 46.756285][ T4286] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 46.758523][ T4286] Call trace: [ 46.759381][ T4286] btrfs_add_link+0x7ac/0xbcc [ 46.760646][ T4286] btrfs_create+0x42c/0x56c [ 46.761919][ T4286] path_openat+0xf18/0x26cc [ 46.763117][ T4286] do_filp_open+0x1a8/0x3b4 [ 46.764367][ T4286] do_sys_openat2+0x128/0x3e0 [ 46.765653][ T4286] __arm64_sys_openat+0x1f0/0x240 [ 46.766974][ T4286] invoke_syscall+0x98/0x2b8 [ 46.768256][ T4286] el0_svc_common+0x138/0x258 [ 46.769663][ T4286] do_el0_svc+0x58/0x14c [ 46.770819][ T4286] el0_svc+0x7c/0x1f0 [ 46.771951][ T4286] el0t_64_sync_handler+0x84/0xe4 [ 46.773259][ T4286] el0t_64_sync+0x1a0/0x1a4 [ 46.774470][ T4286] irq event stamp: 73546 [ 46.775608][ T4286] hardirqs last enabled at (73545): [] __up_console_sem+0xb4/0x100 [ 46.778309][ T4286] hardirqs last disabled at (73546): [] el1_dbg+0x24/0x80 [ 46.780842][ T4286] softirqs last enabled at (73536): [] handle_softirqs+0xb88/0xdbc [ 46.783442][ T4286] softirqs last disabled at (73495): [] __irq_exit_rcu+0x268/0x4d8 [ 46.786130][ T4286] ---[ end trace ea37433b3af3dd62 ]--- [ 46.787800][ T4286] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 46.790093][ T4286] BTRFS info (device loop0): forced readonly executing program [ 47.068711][ T4306] loop0: detected capacity change from 0 to 32768 [ 47.132199][ T4306] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4306) [ 47.138584][ T4306] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 47.141281][ T4306] BTRFS info (device loop0): setting nodatacow, compression disabled [ 47.143497][ T4306] BTRFS info (device loop0): setting datacow [ 47.145152][ T4306] BTRFS info (device loop0): doing ref verification [ 47.146910][ T4306] BTRFS info (device loop0): force clearing of disk cache [ 47.148998][ T4306] BTRFS info (device loop0): turning off barriers [ 47.150836][ T4306] BTRFS info (device loop0): use zlib compression, level 3 [ 47.152820][ T4306] BTRFS info (device loop0): using free space tree [ 47.154579][ T4306] BTRFS info (device loop0): has skinny extents [ 47.170658][ T4306] BTRFS info (device loop0): clearing free space tree [ 47.172525][ T4306] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 47.175209][ T4306] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 47.181170][ T4306] BTRFS info (device loop0): creating free space tree [ 47.183561][ T4306] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 47.186217][ T4306] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 47.193648][ T4306] FAULT_INJECTION: forcing a failure. [ 47.193648][ T4306] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.197233][ T4306] CPU: 1 PID: 4306 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 47.199928][ T4306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 47.202594][ T4306] Call trace: [ 47.203467][ T4306] dump_backtrace+0x0/0x530 [ 47.204705][ T4306] show_stack+0x2c/0x3c [ 47.205824][ T4306] dump_stack_lvl+0x108/0x170 [ 47.207073][ T4306] dump_stack+0x1c/0x58 [ 47.208186][ T4306] should_fail+0x3b8/0x514 [ 47.209399][ T4306] should_fail_alloc_page+0x74/0xa8 [ 47.210822][ T4306] prepare_alloc_pages+0x160/0x460 [ 47.212203][ T4306] __alloc_pages+0x138/0x674 [ 47.213442][ T4306] alloc_pages+0x368/0x5d4 [ 47.214584][ T4306] new_slab+0xec/0x56c [ 47.215685][ T4306] ___slab_alloc+0x6bc/0xdbc [ 47.216963][ T4306] kmem_cache_alloc+0x2d8/0x45c [ 47.218265][ T4306] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 47.219936][ T4306] btrfs_delayed_update_inode+0x3c/0x738 [ 47.221496][ T4306] btrfs_update_inode+0x210/0x3dc [ 47.222880][ T4306] btrfs_create+0x3b0/0x56c [ 47.224128][ T4306] path_openat+0xf18/0x26cc [ 47.225318][ T4306] do_filp_open+0x1a8/0x3b4 [ 47.226542][ T4306] do_sys_openat2+0x128/0x3e0 [ 47.227861][ T4306] __arm64_sys_openat+0x1f0/0x240 [ 47.229183][ T4306] invoke_syscall+0x98/0x2b8 [ 47.230561][ T4306] el0_svc_common+0x138/0x258 [ 47.231803][ T4306] do_el0_svc+0x58/0x14c [ 47.232978][ T4306] el0_svc+0x7c/0x1f0 [ 47.234000][ T4306] el0t_64_sync_handler+0x84/0xe4 [ 47.235347][ T4306] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.530077][ T4326] loop0: detected capacity change from 0 to 32768 [ 47.631293][ T4326] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4326) [ 47.674185][ T4326] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 47.676660][ T4326] BTRFS info (device loop0): setting nodatacow, compression disabled [ 47.678930][ T4326] BTRFS info (device loop0): setting datacow [ 47.681134][ T4326] BTRFS info (device loop0): doing ref verification [ 47.683003][ T4326] BTRFS info (device loop0): force clearing of disk cache [ 47.684917][ T4326] BTRFS info (device loop0): turning off barriers [ 47.686596][ T4326] BTRFS info (device loop0): use zlib compression, level 3 [ 47.688560][ T4326] BTRFS info (device loop0): using free space tree [ 47.691030][ T4326] BTRFS info (device loop0): has skinny extents [ 47.705681][ T4326] BTRFS info (device loop0): clearing free space tree [ 47.707566][ T4326] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 47.710215][ T4326] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 47.716697][ T4326] BTRFS info (device loop0): creating free space tree [ 47.719126][ T4326] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 47.722242][ T4326] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 47.729200][ T4326] FAULT_INJECTION: forcing a failure. [ 47.729200][ T4326] name failslab, interval 1, probability 0, space 0, times 0 [ 47.733349][ T4326] CPU: 1 PID: 4326 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 47.736039][ T4326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 47.738706][ T4326] Call trace: [ 47.739586][ T4326] dump_backtrace+0x0/0x530 [ 47.740843][ T4326] show_stack+0x2c/0x3c [ 47.741995][ T4326] dump_stack_lvl+0x108/0x170 [ 47.743356][ T4326] dump_stack+0x1c/0x58 [ 47.744526][ T4326] should_fail+0x3b8/0x514 [ 47.745725][ T4326] __should_failslab+0xbc/0x110 [ 47.747027][ T4326] should_failslab+0x10/0x28 [ 47.748248][ T4326] slab_pre_alloc_hook+0x64/0xe8 [ 47.749658][ T4326] kmem_cache_alloc+0x98/0x45c [ 47.750955][ T4326] btrfs_alloc_path+0x48/0x54 [ 47.752232][ T4326] btrfs_insert_dir_item+0x1bc/0x460 [ 47.753652][ T4326] btrfs_add_link+0x2fc/0xbcc [ 47.754889][ T4326] btrfs_create+0x42c/0x56c [ 47.756188][ T4326] path_openat+0xf18/0x26cc [ 47.757371][ T4326] do_filp_open+0x1a8/0x3b4 [ 47.758619][ T4326] do_sys_openat2+0x128/0x3e0 [ 47.759903][ T4326] __arm64_sys_openat+0x1f0/0x240 [ 47.761303][ T4326] invoke_syscall+0x98/0x2b8 [ 47.762591][ T4326] el0_svc_common+0x138/0x258 [ 47.763837][ T4326] do_el0_svc+0x58/0x14c [ 47.764999][ T4326] el0_svc+0x7c/0x1f0 [ 47.766056][ T4326] el0t_64_sync_handler+0x84/0xe4 [ 47.767423][ T4326] el0t_64_sync+0x1a0/0x1a4 [ 47.770449][ T4326] ------------[ cut here ]------------ [ 47.772310][ T4326] WARNING: CPU: 0 PID: 4326 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 47.774769][ T4326] Modules linked in: [ 47.775815][ T4326] CPU: 0 PID: 4326 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 47.778543][ T4326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 47.781426][ T4326] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.783631][ T4326] pc : btrfs_add_link+0x7ac/0xbcc [ 47.785027][ T4326] lr : btrfs_add_link+0x7ac/0xbcc [ 47.786379][ T4326] sp : ffff80001d637460 [ 47.787546][ T4326] x29: ffff80001d637560 x28: 0000000000000100 x27: 0000000000000108 [ 47.789731][ T4326] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003ac6e94 [ 47.792040][ T4326] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000e1cf4790 [ 47.794285][ T4326] x20: 1fffe0001c39e8fd x19: ffff0000e1cf47e8 x18: 0000000000000001 [ 47.796398][ T4326] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 47.798583][ T4326] x14: ffff0000c1253680 x13: 0000000000000001 x12: 0000000000000001 [ 47.800722][ T4326] x11: 0000000000000000 x10: 0000000000000000 x9 : 65bc8fba5dfa2500 [ 47.802887][ T4326] x8 : 65bc8fba5dfa2500 x7 : 0000000000000001 x6 : 0000000000000001 [ 47.805026][ T4326] x5 : ffff80001d636bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 47.807286][ T4326] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 47.809504][ T4326] Call trace: [ 47.810387][ T4326] btrfs_add_link+0x7ac/0xbcc [ 47.811719][ T4326] btrfs_create+0x42c/0x56c [ 47.812954][ T4326] path_openat+0xf18/0x26cc [ 47.814136][ T4326] do_filp_open+0x1a8/0x3b4 [ 47.815369][ T4326] do_sys_openat2+0x128/0x3e0 [ 47.816747][ T4326] __arm64_sys_openat+0x1f0/0x240 [ 47.818076][ T4326] invoke_syscall+0x98/0x2b8 [ 47.819329][ T4326] el0_svc_common+0x138/0x258 [ 47.820559][ T4326] do_el0_svc+0x58/0x14c [ 47.821675][ T4326] el0_svc+0x7c/0x1f0 [ 47.822771][ T4326] el0t_64_sync_handler+0x84/0xe4 [ 47.824052][ T4326] el0t_64_sync+0x1a0/0x1a4 [ 47.825270][ T4326] irq event stamp: 73112 [ 47.826381][ T4326] hardirqs last enabled at (73111): [] __up_console_sem+0xb4/0x100 [ 47.828928][ T4326] hardirqs last disabled at (73112): [] el1_dbg+0x24/0x80 [ 47.831212][ T4326] softirqs last enabled at (73092): [] handle_softirqs+0xb88/0xdbc [ 47.833976][ T4326] softirqs last disabled at (73081): [] __irq_exit_rcu+0x268/0x4d8 [ 47.836600][ T4326] ---[ end trace ea37433b3af3dd63 ]--- [ 47.838770][ T4326] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 47.841269][ T4326] BTRFS info (device loop0): forced readonly executing program [ 48.129764][ T4346] loop0: detected capacity change from 0 to 32768 [ 48.231242][ T4346] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4346) [ 48.293696][ T4346] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 48.296080][ T4346] BTRFS info (device loop0): setting nodatacow, compression disabled [ 48.298290][ T4346] BTRFS info (device loop0): setting datacow [ 48.299939][ T4346] BTRFS info (device loop0): doing ref verification [ 48.304074][ T4346] BTRFS info (device loop0): force clearing of disk cache [ 48.306054][ T4346] BTRFS info (device loop0): turning off barriers [ 48.307850][ T4346] BTRFS info (device loop0): use zlib compression, level 3 [ 48.309887][ T4346] BTRFS info (device loop0): using free space tree [ 48.311871][ T4346] BTRFS info (device loop0): has skinny extents [ 48.332185][ T4346] BTRFS info (device loop0): clearing free space tree [ 48.334088][ T4346] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 48.336895][ T4346] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 48.342372][ T4346] BTRFS info (device loop0): creating free space tree [ 48.344882][ T4346] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 48.347520][ T4346] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 48.354642][ T4346] FAULT_INJECTION: forcing a failure. [ 48.354642][ T4346] name failslab, interval 1, probability 0, space 0, times 0 [ 48.358288][ T4346] CPU: 0 PID: 4346 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 48.360956][ T4346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 48.363735][ T4346] Call trace: [ 48.364728][ T4346] dump_backtrace+0x0/0x530 [ 48.366011][ T4346] show_stack+0x2c/0x3c [ 48.367153][ T4346] dump_stack_lvl+0x108/0x170 [ 48.368370][ T4346] dump_stack+0x1c/0x58 [ 48.369542][ T4346] should_fail+0x3b8/0x514 [ 48.370682][ T4346] __should_failslab+0xbc/0x110 [ 48.372027][ T4346] should_failslab+0x10/0x28 [ 48.373324][ T4346] slab_pre_alloc_hook+0x64/0xe8 [ 48.374753][ T4346] kmem_cache_alloc+0x98/0x45c [ 48.376105][ T4346] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 48.377764][ T4346] btrfs_delayed_update_inode+0x3c/0x738 [ 48.379321][ T4346] btrfs_update_inode+0x210/0x3dc [ 48.380707][ T4346] btrfs_create+0x3b0/0x56c [ 48.381934][ T4346] path_openat+0xf18/0x26cc [ 48.383158][ T4346] do_filp_open+0x1a8/0x3b4 [ 48.384380][ T4346] do_sys_openat2+0x128/0x3e0 [ 48.385659][ T4346] __arm64_sys_openat+0x1f0/0x240 [ 48.387029][ T4346] invoke_syscall+0x98/0x2b8 [ 48.388271][ T4346] el0_svc_common+0x138/0x258 [ 48.389549][ T4346] do_el0_svc+0x58/0x14c [ 48.390693][ T4346] el0_svc+0x7c/0x1f0 [ 48.391727][ T4346] el0t_64_sync_handler+0x84/0xe4 [ 48.393144][ T4346] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.695925][ T4368] loop0: detected capacity change from 0 to 32768 [ 48.771312][ T4368] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4368) [ 48.817196][ T4368] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 48.856957][ T4368] FAULT_INJECTION: forcing a failure. [ 48.856957][ T4368] name failslab, interval 1, probability 0, space 0, times 0 [ 48.860554][ T4368] CPU: 1 PID: 4368 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 48.863123][ T4368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 48.865680][ T4368] Call trace: [ 48.866536][ T4368] dump_backtrace+0x0/0x530 [ 48.867749][ T4368] show_stack+0x2c/0x3c [ 48.868841][ T4368] dump_stack_lvl+0x108/0x170 [ 48.870019][ T4368] dump_stack+0x1c/0x58 [ 48.871170][ T4368] should_fail+0x3b8/0x514 [ 48.872429][ T4368] __should_failslab+0xbc/0x110 [ 48.873800][ T4368] should_failslab+0x10/0x28 [ 48.875017][ T4368] slab_pre_alloc_hook+0x64/0xe8 [ 48.876398][ T4368] kmem_cache_alloc+0x98/0x45c [ 48.877677][ T4368] btrfs_alloc_path+0x48/0x54 [ 48.878971][ T4368] btrfs_insert_dir_item+0x1bc/0x460 [ 48.880427][ T4368] btrfs_add_link+0x2fc/0xbcc [ 48.881689][ T4368] btrfs_create+0x42c/0x56c [ 48.882902][ T4368] path_openat+0xf18/0x26cc [ 48.884162][ T4368] do_filp_open+0x1a8/0x3b4 [ 48.885404][ T4368] do_sys_openat2+0x128/0x3e0 [ 48.886683][ T4368] __arm64_sys_openat+0x1f0/0x240 [ 48.888031][ T4368] invoke_syscall+0x98/0x2b8 [ 48.889270][ T4368] el0_svc_common+0x138/0x258 [ 48.890557][ T4368] do_el0_svc+0x58/0x14c [ 48.891692][ T4368] el0_svc+0x7c/0x1f0 [ 48.892809][ T4368] el0t_64_sync_handler+0x84/0xe4 [ 48.894190][ T4368] el0t_64_sync+0x1a0/0x1a4 [ 48.896667][ T4368] ------------[ cut here ]------------ [ 48.898394][ T4368] WARNING: CPU: 1 PID: 4368 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 48.900848][ T4368] Modules linked in: [ 48.901969][ T4368] CPU: 1 PID: 4368 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 48.904747][ T4368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 48.907504][ T4368] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.909705][ T4368] pc : btrfs_add_link+0x7ac/0xbcc [ 48.911078][ T4368] lr : btrfs_add_link+0x7ac/0xbcc [ 48.912383][ T4368] sp : ffff80001dc77460 [ 48.913526][ T4368] x29: ffff80001dc77560 x28: 0000000000000100 x27: 0000000000000108 [ 48.915732][ T4368] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003b8ee94 [ 48.917932][ T4368] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000e1cf4a50 [ 48.920183][ T4368] x20: 1fffe0001c39e955 x19: ffff0000e1cf4aa8 x18: 0000000000000001 [ 48.922362][ T4368] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 48.924659][ T4368] x14: ffff0000c1261b40 x13: 0000000000000001 x12: 0000000000000001 [ 48.926922][ T4368] x11: 0000000000000000 x10: 0000000000000000 x9 : a58bfb2deed6d600 [ 48.929117][ T4368] x8 : a58bfb2deed6d600 x7 : 0000000000000001 x6 : 0000000000000001 [ 48.931382][ T4368] x5 : ffff80001dc76bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 48.933564][ T4368] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 48.935716][ T4368] Call trace: [ 48.936672][ T4368] btrfs_add_link+0x7ac/0xbcc [ 48.937939][ T4368] btrfs_create+0x42c/0x56c [ 48.939127][ T4368] path_openat+0xf18/0x26cc [ 48.940377][ T4368] do_filp_open+0x1a8/0x3b4 [ 48.941602][ T4368] do_sys_openat2+0x128/0x3e0 [ 48.942846][ T4368] __arm64_sys_openat+0x1f0/0x240 [ 48.944231][ T4368] invoke_syscall+0x98/0x2b8 [ 48.945473][ T4368] el0_svc_common+0x138/0x258 [ 48.946553][ T4368] do_el0_svc+0x58/0x14c [ 48.947529][ T4368] el0_svc+0x7c/0x1f0 [ 48.948433][ T4368] el0t_64_sync_handler+0x84/0xe4 [ 48.949578][ T4368] el0t_64_sync+0x1a0/0x1a4 [ 48.950748][ T4368] irq event stamp: 72712 [ 48.951904][ T4368] hardirqs last enabled at (72711): [] __up_console_sem+0xb4/0x100 [ 48.954631][ T4368] hardirqs last disabled at (72712): [] el1_dbg+0x24/0x80 [ 48.956986][ T4368] softirqs last enabled at (72692): [] handle_softirqs+0xb88/0xdbc [ 48.959690][ T4368] softirqs last disabled at (72581): [] __irq_exit_rcu+0x268/0x4d8 [ 48.962217][ T4368] ---[ end trace ea37433b3af3dd64 ]--- [ 48.963980][ T4368] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory executing program [ 49.255102][ T4388] loop0: detected capacity change from 0 to 32768 [ 49.331367][ T4388] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4388) [ 49.406665][ T4388] FAULT_INJECTION: forcing a failure. [ 49.406665][ T4388] name failslab, interval 1, probability 0, space 0, times 0 [ 49.410695][ T4388] CPU: 0 PID: 4388 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 49.413355][ T4388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 49.416045][ T4388] Call trace: [ 49.416946][ T4388] dump_backtrace+0x0/0x530 [ 49.418091][ T4388] show_stack+0x2c/0x3c [ 49.419289][ T4388] dump_stack_lvl+0x108/0x170 [ 49.420575][ T4388] dump_stack+0x1c/0x58 [ 49.421722][ T4388] should_fail+0x3b8/0x514 [ 49.422938][ T4388] __should_failslab+0xbc/0x110 [ 49.424244][ T4388] should_failslab+0x10/0x28 [ 49.425480][ T4388] slab_pre_alloc_hook+0x64/0xe8 [ 49.426867][ T4388] kmem_cache_alloc+0x98/0x45c [ 49.428222][ T4388] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 49.429876][ T4388] btrfs_delayed_update_inode+0x3c/0x738 [ 49.431493][ T4388] btrfs_update_inode+0x210/0x3dc [ 49.432872][ T4388] btrfs_create+0x3b0/0x56c [ 49.434059][ T4388] path_openat+0xf18/0x26cc [ 49.435330][ T4388] do_filp_open+0x1a8/0x3b4 [ 49.436574][ T4388] do_sys_openat2+0x128/0x3e0 [ 49.437833][ T4388] __arm64_sys_openat+0x1f0/0x240 [ 49.439141][ T4388] invoke_syscall+0x98/0x2b8 [ 49.440454][ T4388] el0_svc_common+0x138/0x258 [ 49.441693][ T4388] do_el0_svc+0x58/0x14c [ 49.442848][ T4388] el0_svc+0x7c/0x1f0 [ 49.443924][ T4388] el0t_64_sync_handler+0x84/0xe4 [ 49.445257][ T4388] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.755763][ T4408] loop0: detected capacity change from 0 to 32768 [ 49.841409][ T4408] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4408) [ 49.908927][ T4408] FAULT_INJECTION: forcing a failure. [ 49.908927][ T4408] name failslab, interval 1, probability 0, space 0, times 0 [ 49.912535][ T4408] CPU: 0 PID: 4408 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 49.915138][ T4408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 49.917747][ T4408] Call trace: [ 49.918645][ T4408] dump_backtrace+0x0/0x530 [ 49.919795][ T4408] show_stack+0x2c/0x3c [ 49.920884][ T4408] dump_stack_lvl+0x108/0x170 [ 49.922171][ T4408] dump_stack+0x1c/0x58 [ 49.923312][ T4408] should_fail+0x3b8/0x514 [ 49.924515][ T4408] __should_failslab+0xbc/0x110 [ 49.925860][ T4408] should_failslab+0x10/0x28 [ 49.927162][ T4408] slab_pre_alloc_hook+0x64/0xe8 [ 49.928543][ T4408] kmem_cache_alloc+0x98/0x45c [ 49.929922][ T4408] btrfs_alloc_path+0x48/0x54 [ 49.931209][ T4408] btrfs_insert_dir_item+0x1bc/0x460 [ 49.932682][ T4408] btrfs_add_link+0x2fc/0xbcc [ 49.933950][ T4408] btrfs_create+0x42c/0x56c [ 49.935236][ T4408] path_openat+0xf18/0x26cc [ 49.936457][ T4408] do_filp_open+0x1a8/0x3b4 [ 49.937632][ T4408] do_sys_openat2+0x128/0x3e0 [ 49.938906][ T4408] __arm64_sys_openat+0x1f0/0x240 [ 49.940318][ T4408] invoke_syscall+0x98/0x2b8 [ 49.941543][ T4408] el0_svc_common+0x138/0x258 [ 49.942923][ T4408] do_el0_svc+0x58/0x14c [ 49.944057][ T4408] el0_svc+0x7c/0x1f0 [ 49.945112][ T4408] el0t_64_sync_handler+0x84/0xe4 [ 49.946480][ T4408] el0t_64_sync+0x1a0/0x1a4 [ 49.951241][ T4408] ------------[ cut here ]------------ [ 49.953003][ T4408] WARNING: CPU: 0 PID: 4408 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 49.955464][ T4408] Modules linked in: [ 49.956485][ T4408] CPU: 0 PID: 4408 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 49.959187][ T4408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 49.961926][ T4408] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.964057][ T4408] pc : btrfs_add_link+0x7ac/0xbcc [ 49.965405][ T4408] lr : btrfs_add_link+0x7ac/0xbcc [ 49.966835][ T4408] sp : ffff80001dd07460 [ 49.967968][ T4408] x29: ffff80001dd07560 x28: 0000000000000100 x27: 0000000000000108 [ 49.970219][ T4408] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003ba0e94 [ 49.972421][ T4408] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000dc3d1b00 [ 49.974690][ T4408] x20: 1fffe0001b87a36b x19: ffff0000dc3d1b58 x18: 0000000000000001 [ 49.976939][ T4408] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 49.979237][ T4408] x14: ffff0000d57ad1c0 x13: 0000000000000001 x12: 0000000000000001 [ 49.981443][ T4408] x11: 0000000000000000 x10: 0000000000000000 x9 : e4c8236489c9cf00 [ 49.983646][ T4408] x8 : e4c8236489c9cf00 x7 : 0000000000000001 x6 : 0000000000000001 [ 49.985796][ T4408] x5 : ffff80001dd06bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 49.988021][ T4408] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 49.990247][ T4408] Call trace: [ 49.991122][ T4408] btrfs_add_link+0x7ac/0xbcc [ 49.992453][ T4408] btrfs_create+0x42c/0x56c [ 49.993683][ T4408] path_openat+0xf18/0x26cc [ 49.994919][ T4408] do_filp_open+0x1a8/0x3b4 [ 49.996156][ T4408] do_sys_openat2+0x128/0x3e0 [ 49.997515][ T4408] __arm64_sys_openat+0x1f0/0x240 [ 49.998943][ T4408] invoke_syscall+0x98/0x2b8 [ 50.000284][ T4408] el0_svc_common+0x138/0x258 [ 50.001556][ T4408] do_el0_svc+0x58/0x14c [ 50.002739][ T4408] el0_svc+0x7c/0x1f0 [ 50.003790][ T4408] el0t_64_sync_handler+0x84/0xe4 [ 50.005179][ T4408] el0t_64_sync+0x1a0/0x1a4 [ 50.006469][ T4408] irq event stamp: 72058 [ 50.007705][ T4408] hardirqs last enabled at (72057): [] __up_console_sem+0xb4/0x100 [ 50.010440][ T4408] hardirqs last disabled at (72058): [] el1_dbg+0x24/0x80 [ 50.012899][ T4408] softirqs last enabled at (72038): [] handle_softirqs+0xb88/0xdbc [ 50.015546][ T4408] softirqs last disabled at (72023): [] __irq_exit_rcu+0x268/0x4d8 [ 50.018130][ T4408] ---[ end trace ea37433b3af3dd65 ]--- [ 50.019843][ T4408] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory executing program [ 50.296982][ T4431] loop0: detected capacity change from 0 to 32768 [ 50.371330][ T4431] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4431) [ 50.423290][ T4431] btrfs_printk: 46 callbacks suppressed [ 50.423304][ T4431] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 50.427213][ T4431] BTRFS info (device loop0): setting nodatacow, compression disabled [ 50.429380][ T4431] BTRFS info (device loop0): setting datacow [ 50.431668][ T4431] BTRFS info (device loop0): doing ref verification [ 50.433393][ T4431] BTRFS info (device loop0): force clearing of disk cache [ 50.435351][ T4431] BTRFS info (device loop0): turning off barriers [ 50.437085][ T4431] BTRFS info (device loop0): use zlib compression, level 3 [ 50.439060][ T4431] BTRFS info (device loop0): using free space tree [ 50.441433][ T4431] BTRFS info (device loop0): has skinny extents [ 50.455722][ T4431] BTRFS info (device loop0): clearing free space tree [ 50.457654][ T4431] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 50.460765][ T4431] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 50.466533][ T4431] BTRFS info (device loop0): creating free space tree [ 50.469031][ T4431] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 50.472296][ T4431] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 50.479356][ T4431] FAULT_INJECTION: forcing a failure. [ 50.479356][ T4431] name failslab, interval 1, probability 0, space 0, times 0 [ 50.483464][ T4431] CPU: 1 PID: 4431 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 50.486230][ T4431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 50.488934][ T4431] Call trace: [ 50.489748][ T4431] dump_backtrace+0x0/0x530 [ 50.490936][ T4431] show_stack+0x2c/0x3c [ 50.492062][ T4431] dump_stack_lvl+0x108/0x170 [ 50.493298][ T4431] dump_stack+0x1c/0x58 [ 50.494501][ T4431] should_fail+0x3b8/0x514 [ 50.495686][ T4431] __should_failslab+0xbc/0x110 [ 50.497089][ T4431] should_failslab+0x10/0x28 [ 50.498319][ T4431] slab_pre_alloc_hook+0x64/0xe8 [ 50.499730][ T4431] kmem_cache_alloc+0x98/0x45c [ 50.500995][ T4431] btrfs_alloc_path+0x48/0x54 [ 50.502285][ T4431] btrfs_insert_dir_item+0x1bc/0x460 [ 50.503721][ T4431] btrfs_add_link+0x2fc/0xbcc [ 50.505033][ T4431] btrfs_create+0x42c/0x56c [ 50.506246][ T4431] path_openat+0xf18/0x26cc [ 50.507493][ T4431] do_filp_open+0x1a8/0x3b4 [ 50.508742][ T4431] do_sys_openat2+0x128/0x3e0 [ 50.510034][ T4431] __arm64_sys_openat+0x1f0/0x240 [ 50.511417][ T4431] invoke_syscall+0x98/0x2b8 [ 50.512706][ T4431] el0_svc_common+0x138/0x258 [ 50.513953][ T4431] do_el0_svc+0x58/0x14c [ 50.515151][ T4431] el0_svc+0x7c/0x1f0 [ 50.516218][ T4431] el0t_64_sync_handler+0x84/0xe4 [ 50.517636][ T4431] el0t_64_sync+0x1a0/0x1a4 [ 50.520429][ T4431] ------------[ cut here ]------------ [ 50.522126][ T4431] WARNING: CPU: 0 PID: 4431 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 50.524620][ T4431] Modules linked in: [ 50.525660][ T4431] CPU: 0 PID: 4431 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 50.528405][ T4431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 50.531134][ T4431] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 50.533320][ T4431] pc : btrfs_add_link+0x7ac/0xbcc [ 50.534777][ T4431] lr : btrfs_add_link+0x7ac/0xbcc [ 50.536124][ T4431] sp : ffff80001dfb7460 [ 50.537218][ T4431] x29: ffff80001dfb7560 x28: 0000000000000100 x27: 0000000000000108 [ 50.539394][ T4431] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003bf6e94 [ 50.541534][ T4431] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000e1cf4d10 [ 50.543832][ T4431] x20: 1fffe0001c39e9ad x19: ffff0000e1cf4d68 x18: 0000000000000001 [ 50.546073][ T4431] x17: 0000000000000000 x16: ffff800011ab3128 x15: 00000000ffffffff [ 50.548350][ T4431] x14: ffff0000c8919b40 x13: 0000000000000001 x12: 0000000000000001 [ 50.550675][ T4431] x11: 0000000000000000 x10: 0000000000000000 x9 : b774227bf1bd0300 [ 50.552895][ T4431] x8 : b774227bf1bd0300 x7 : 0000000000000001 x6 : 0000000000000001 [ 50.555076][ T4431] x5 : ffff80001dfb6bd8 x4 : ffff800014b9f960 x3 : ffff8000085554d8 [ 50.557389][ T4431] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 50.559669][ T4431] Call trace: [ 50.560550][ T4431] btrfs_add_link+0x7ac/0xbcc [ 50.561812][ T4431] btrfs_create+0x42c/0x56c [ 50.563081][ T4431] path_openat+0xf18/0x26cc [ 50.564357][ T4431] do_filp_open+0x1a8/0x3b4 [ 50.565573][ T4431] do_sys_openat2+0x128/0x3e0 [ 50.566892][ T4431] __arm64_sys_openat+0x1f0/0x240 [ 50.568285][ T4431] invoke_syscall+0x98/0x2b8 [ 50.569569][ T4431] el0_svc_common+0x138/0x258 [ 50.570791][ T4431] do_el0_svc+0x58/0x14c [ 50.571885][ T4431] el0_svc+0x7c/0x1f0 [ 50.572935][ T4431] el0t_64_sync_handler+0x84/0xe4 [ 50.574330][ T4431] el0t_64_sync+0x1a0/0x1a4 [ 50.575618][ T4431] irq event stamp: 72904 [ 50.576800][ T4431] hardirqs last enabled at (72903): [] __up_console_sem+0xb4/0x100 [ 50.579381][ T4431] hardirqs last disabled at (72904): [] el1_dbg+0x24/0x80 [ 50.581751][ T4431] softirqs last enabled at (72884): [] handle_softirqs+0xb88/0xdbc [ 50.584414][ T4431] softirqs last disabled at (72851): [] __irq_exit_rcu+0x268/0x4d8 [ 50.587073][ T4431] ---[ end trace ea37433b3af3dd66 ]--- [ 50.589441][ T4431] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 50.591955][ T4431] BTRFS info (device loop0): forced readonly executing program [ 50.888992][ T4451] loop0: detected capacity change from 0 to 32768 [ 50.981277][ T4451] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4451) [ 51.033331][ T4451] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 51.035794][ T4451] BTRFS info (device loop0): setting nodatacow, compression disabled [ 51.038042][ T4451] BTRFS info (device loop0): setting datacow [ 51.039738][ T4451] BTRFS info (device loop0): doing ref verification [ 51.042614][ T4451] BTRFS info (device loop0): force clearing of disk cache [ 51.044620][ T4451] BTRFS info (device loop0): turning off barriers [ 51.046505][ T4451] BTRFS info (device loop0): use zlib compression, level 3 [ 51.048527][ T4451] BTRFS info (device loop0): using free space tree [ 51.051014][ T4451] BTRFS info (device loop0): has skinny extents [ 51.065915][ T4451] BTRFS info (device loop0): clearing free space tree [ 51.067879][ T4451] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 51.070931][ T4451] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 51.077007][ T4451] BTRFS info (device loop0): creating free space tree [ 51.079458][ T4451] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 51.082188][ T4451] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 51.089388][ T4451] FAULT_INJECTION: forcing a failure. [ 51.089388][ T4451] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.093263][ T4451] CPU: 1 PID: 4451 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 51.095994][ T4451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 51.098899][ T4451] Call trace: [ 51.099812][ T4451] dump_backtrace+0x0/0x530 [ 51.101037][ T4451] show_stack+0x2c/0x3c [ 51.102106][ T4451] dump_stack_lvl+0x108/0x170 [ 51.103597][ T4451] dump_stack+0x1c/0x58 [ 51.104791][ T4451] should_fail+0x3b8/0x514 [ 51.105997][ T4451] should_fail_alloc_page+0x74/0xa8 [ 51.107467][ T4451] prepare_alloc_pages+0x160/0x460 [ 51.108828][ T4451] __alloc_pages+0x138/0x674 [ 51.110124][ T4451] alloc_pages+0x368/0x5d4 [ 51.111422][ T4451] new_slab+0xec/0x56c [ 51.112591][ T4451] ___slab_alloc+0x6bc/0xdbc [ 51.113897][ T4451] kmem_cache_alloc+0x2d8/0x45c [ 51.115211][ T4451] btrfs_get_or_create_delayed_node+0x138/0x4f0 [ 51.116929][ T4451] btrfs_delayed_update_inode+0x3c/0x738 [ 51.118516][ T4451] btrfs_update_inode+0x210/0x3dc [ 51.119905][ T4451] btrfs_create+0x3b0/0x56c [ 51.121161][ T4451] path_openat+0xf18/0x26cc [ 51.122436][ T4451] do_filp_open+0x1a8/0x3b4 [ 51.123702][ T4451] do_sys_openat2+0x128/0x3e0 [ 51.124906][ T4451] __arm64_sys_openat+0x1f0/0x240 [ 51.126267][ T4451] invoke_syscall+0x98/0x2b8 [ 51.127559][ T4451] el0_svc_common+0x138/0x258 [ 51.128888][ T4451] do_el0_svc+0x58/0x14c [ 51.130145][ T4451] el0_svc+0x7c/0x1f0 [ 51.131178][ T4451] el0t_64_sync_handler+0x84/0xe4 [ 51.132515][ T4451] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.419093][ T4471] loop0: detected capacity change from 0 to 32768 [ 51.482247][ T4471] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor115 (4471) [ 51.488711][ T4471] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 51.491182][ T4471] BTRFS info (device loop0): setting nodatacow, compression disabled [ 51.493351][ T4471] BTRFS info (device loop0): setting datacow [ 51.495082][ T4471] BTRFS info (device loop0): doing ref verification [ 51.496898][ T4471] BTRFS info (device loop0): force clearing of disk cache [ 51.499096][ T4471] BTRFS info (device loop0): turning off barriers [ 51.501392][ T4471] BTRFS info (device loop0): use zlib compression, level 3 [ 51.503367][ T4471] BTRFS info (device loop0): using free space tree [ 51.505125][ T4471] BTRFS info (device loop0): has skinny extents [ 51.521763][ T4471] BTRFS info (device loop0): clearing free space tree [ 51.523714][ T4471] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 51.526214][ T4471] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 51.532274][ T4471] BTRFS info (device loop0): creating free space tree [ 51.534642][ T4471] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 51.537214][ T4471] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 51.545323][ T4471] FAULT_INJECTION: forcing a failure. [ 51.545323][ T4471] name failslab, interval 1, probability 0, space 0, times 0 [ 51.548769][ T4471] CPU: 0 PID: 4471 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 51.551491][ T4471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 51.554219][ T4471] Call trace: [ 51.555102][ T4471] dump_backtrace+0x0/0x530 [ 51.556380][ T4471] show_stack+0x2c/0x3c [ 51.557538][ T4471] dump_stack_lvl+0x108/0x170 [ 51.558850][ T4471] dump_stack+0x1c/0x58 [ 51.560054][ T4471] should_fail+0x3b8/0x514 [ 51.561252][ T4471] __should_failslab+0xbc/0x110 [ 51.562588][ T4471] should_failslab+0x10/0x28 [ 51.563865][ T4471] slab_pre_alloc_hook+0x64/0xe8 [ 51.565183][ T4471] kmem_cache_alloc+0x98/0x45c [ 51.566497][ T4471] btrfs_alloc_path+0x48/0x54 [ 51.567802][ T4471] btrfs_insert_dir_item+0x1bc/0x460 [ 51.569250][ T4471] btrfs_add_link+0x2fc/0xbcc [ 51.570542][ T4471] btrfs_create+0x42c/0x56c [ 51.571746][ T4471] path_openat+0xf18/0x26cc [ 51.572959][ T4471] do_filp_open+0x1a8/0x3b4 [ 51.574198][ T4471] do_sys_openat2+0x128/0x3e0 [ 51.575450][ T4471] __arm64_sys_openat+0x1f0/0x240 [ 51.576863][ T4471] invoke_syscall+0x98/0x2b8 [ 51.578127][ T4471] el0_svc_common+0x138/0x258 [ 51.579358][ T4471] do_el0_svc+0x58/0x14c [ 51.580594][ T4471] el0_svc+0x7c/0x1f0 [ 51.581643][ T4471] el0t_64_sync_handler+0x84/0xe4 [ 51.583069][ T4471] el0t_64_sync+0x1a0/0x1a4 [ 51.584426][ T4471] ------------[ cut here ]------------ [ 51.586100][ T4471] WARNING: CPU: 0 PID: 4471 at fs/btrfs/inode.c:6753 btrfs_add_link+0x7ac/0xbcc [ 51.588484][ T4471] Modules linked in: [ 51.589502][ T4471] CPU: 0 PID: 4471 Comm: syz-executor115 Tainted: G W 5.15.163-syzkaller #0 [ 51.592200][ T4471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 51.594941][ T4471] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.597103][ T4471] pc : btrfs_add_link+0x7ac/0xbcc [ 51.598439][ T4471] lr : btrfs_add_link+0x7ac/0xbcc [ 51.599767][ T4471] sp : ffff80001dfb7460 [ 51.600889][ T4471] x29: ffff80001dfb7560 x28: 0000000000000100 x27: 0000000000000108 [ 51.603093][ T4471] x26: 00000000fffffff4 x25: 0000000000000000 x24: ffff700003bf6e94 [ 51.605262][ T4471] x23: dfff800000000000 x22: 00000000fffffff4 x21: ffff0000dc3d1dc0 [ 51.607436][ T4471] x20: 1fffe0001b87a3c3 x19: ffff0000dc3d1e18 x18: 0000000000000001 [ 51.609608][ T4471] x17: 0000000000000000 x16: ffff800008335d0c x15: 00000000ffffffff [ 51.611713][ T4471] x14: ffff0000d8a93680 x13: 0000000000000001 x12: 0000000000000001 [ 51.613823][ T4471] x11: 0000000000000000 x10: 0000000000000000 x9 : bd76060a84ed3800 [ 51.615901][ T4471] x8 : bd76060a84ed3800 x7 : 0000000000000001 x6 : 0000000000000001 [ 51.618038][ T4471] x5 : ffff80001dfb6bd8 x4 : ffff800014b9f960 x3 : ffff800008335e58 [ 51.620361][ T4471] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 51.622578][ T4471] Call trace: [ 51.623442][ T4471] btrfs_add_link+0x7ac/0xbcc [ 51.624721][ T4471] btrfs_create+0x42c/0x56c [ 51.625965][ T4471] path_openat+0xf18/0x26cc [ 51.627188][ T4471] do_filp_open+0x1a8/0x3b4 [ 51.628354][ T4471] do_sys_openat2+0x128/0x3e0 [ 51.629678][ T4471] __arm64_sys_openat+0x1f0/0x240 [ 51.631033][ T4471] invoke_syscall+0x98/0x2b8 [ 51.632281][ T4471] el0_svc_common+0x138/0x258 [ 51.633535][ T4471] do_el0_svc+0x58/0x14c [ 51.634677][ T4471] el0_svc+0x7c/0x1f0 [ 51.635804][ T4471] el0t_64_sync_handler+0x84/0xe4 [ 51.637182][ T4471] el0t_64_sync+0x1a0/0x1a4 [ 51.638396][ T4471] irq event stamp: 73028 [ 51.639553][ T4471] hardirqs last enabled at (73027): [] __up_console_sem+0xb4/0x100 [ 51.642245][ T4471] hardirqs last disabled at (73028): [] el1_dbg+0x24/0x80 [ 51.644719][ T4471] softirqs last enabled at (73012): [] handle_softirqs+0xb88/0xdbc [ 51.647390][ T4471] softirqs last disabled at (72989): [] __irq_exit_rcu+0x268/0x4d8 [ 51.649986][ T4471] ---[ end trace ea37433b3af3dd67 ]--- [ 51.651644][ T4471] BTRFS: error (device loop0) in btrfs_add_link:6753: errno=-12 Out of memory [ 51.654154][ T4471] BTRFS info (device loop0): forced readonly