Warning: Permanently added '10.128.0.88' (ED25519) to the list of known hosts. executing program [ 40.083902][ T4026] loop0: detected capacity change from 0 to 512 [ 40.168547][ T4026] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 40.189352][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 40.192306][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 40.194674][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 40.198104][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 40.200509][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 40.202886][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 40.205310][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 40.208573][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 40.211026][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 40.213396][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 40.215757][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 40.219523][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 40.223284][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 40.227176][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 40.234488][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 40.237483][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 40.239893][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 40.242442][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 40.244788][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 40.247429][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 40.250060][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 40.252730][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 40.255154][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 40.258302][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 40.260901][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 40.264754][ T4025] ------------[ cut here ]------------ [ 40.266128][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 40.268122][ T4025] Modules linked in: [ 40.269123][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Not tainted 5.15.179-syzkaller #0 [ 40.271371][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.273970][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.275929][ T4025] pc : drop_nlink+0xe8/0x148 [ 40.277155][ T4025] lr : drop_nlink+0xe8/0x148 [ 40.278440][ T4025] sp : ffff80001d1a7a00 [ 40.279579][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 40.281780][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 40.283780][ T4025] x23: 1fffe0001be1f436 x22: dfff800000000000 x21: 0000000000000000 [ 40.285869][ T4025] x20: ffff0000df0fa1b0 x19: ffff0000df0fa168 x18: 1fffe0003682e78e [ 40.287878][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 40.289957][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000028 [ 40.292009][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 40.294121][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000028 [ 40.296135][ T4025] x5 : ffff0000df0fa1f0 x4 : ffff0000df0f81c0 x3 : ffff800008ecde28 [ 40.298214][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 40.300249][ T4025] Call trace: [ 40.301025][ T4025] drop_nlink+0xe8/0x148 [ 40.302165][ T4025] ext2_unlink+0x1b4/0x218 [ 40.303343][ T4025] vfs_unlink+0x2f0/0x508 [ 40.304460][ T4025] do_unlinkat+0x4cc/0x830 [ 40.305598][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 40.306879][ T4025] invoke_syscall+0x98/0x2b8 [ 40.308013][ T4025] el0_svc_common+0x138/0x258 [ 40.309210][ T4025] do_el0_svc+0x58/0x14c [ 40.310302][ T4025] el0_svc+0x7c/0x1f0 [ 40.311250][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 40.312539][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 40.313659][ T4025] irq event stamp: 17994 [ 40.314706][ T4025] hardirqs last enabled at (17993): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 40.317445][ T4025] hardirqs last disabled at (17994): [] el1_dbg+0x24/0x80 [ 40.319696][ T4025] softirqs last enabled at (17760): [] local_bh_enable+0x10/0x34 [ 40.322123][ T4025] softirqs last disabled at (17758): [] local_bh_disable+0x10/0x34 [ 40.324620][ T4025] ---[ end trace 2961a4c42adbbde1 ]--- executing program [ 40.399726][ T4028] loop0: detected capacity change from 0 to 512 [ 40.403678][ T4028] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 40.420662][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 40.424179][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 40.427096][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 40.429438][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 40.431667][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 40.433969][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 40.436551][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 40.438834][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 40.441220][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 40.443516][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 40.445728][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 40.448962][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 40.452379][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 40.455188][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 40.460072][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 40.462437][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 40.464717][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 40.467496][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 40.469763][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 40.472002][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 40.474309][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 40.476983][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 40.479320][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 40.481765][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 40.484430][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 40.490629][ T4025] ------------[ cut here ]------------ [ 40.491923][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 40.493772][ T4025] Modules linked in: [ 40.494801][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 40.497184][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.499678][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.501676][ T4025] pc : drop_nlink+0xe8/0x148 [ 40.502796][ T4025] lr : drop_nlink+0xe8/0x148 [ 40.503942][ T4025] sp : ffff80001d1a7a00 [ 40.504991][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 40.507100][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 40.509088][ T4025] x23: 1fffe0001be1f76e x22: dfff800000000000 x21: 0000000000000000 [ 40.511026][ T4025] x20: ffff0000df0fbb70 x19: ffff0000df0fbb28 x18: 1fffe0003682e78e [ 40.512957][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 40.514948][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000028 [ 40.517012][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 40.518951][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000028 [ 40.520961][ T4025] x5 : ffff0000df0fbbb0 x4 : ffff0000df3401c0 x3 : ffff800008ecde28 [ 40.522916][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 40.525014][ T4025] Call trace: [ 40.525847][ T4025] drop_nlink+0xe8/0x148 [ 40.526912][ T4025] ext2_unlink+0x1b4/0x218 [ 40.527997][ T4025] vfs_unlink+0x2f0/0x508 [ 40.529173][ T4025] do_unlinkat+0x4cc/0x830 [ 40.530309][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 40.531626][ T4025] invoke_syscall+0x98/0x2b8 [ 40.532707][ T4025] el0_svc_common+0x138/0x258 [ 40.533827][ T4025] do_el0_svc+0x58/0x14c [ 40.534892][ T4025] el0_svc+0x7c/0x1f0 [ 40.535844][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 40.537135][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 40.538247][ T4025] irq event stamp: 23770 [ 40.539283][ T4025] hardirqs last enabled at (23769): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 40.542025][ T4025] hardirqs last disabled at (23770): [] el1_dbg+0x24/0x80 [ 40.544145][ T4025] softirqs last enabled at (23618): [] local_bh_enable+0x10/0x34 [ 40.546570][ T4025] softirqs last disabled at (23616): [] local_bh_disable+0x10/0x34 [ 40.549053][ T4025] ---[ end trace 2961a4c42adbbde2 ]--- executing program [ 40.608185][ T4029] loop0: detected capacity change from 0 to 512 [ 40.659436][ T4029] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 40.668124][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 40.671132][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 40.676807][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 40.679237][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 40.681658][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 40.684059][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 40.687323][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 40.689679][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 40.691971][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 40.694319][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 40.696955][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 40.699146][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 40.702436][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 40.705225][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 40.710313][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 40.712644][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 40.715063][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 40.717633][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 40.719848][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 40.722224][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 40.724620][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 40.727376][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 40.729780][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 40.732218][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 40.734839][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 40.738893][ T4025] ------------[ cut here ]------------ [ 40.740138][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 40.741996][ T4025] Modules linked in: [ 40.742962][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 40.745211][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 40.747712][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.749651][ T4025] pc : drop_nlink+0xe8/0x148 [ 40.750862][ T4025] lr : drop_nlink+0xe8/0x148 [ 40.752032][ T4025] sp : ffff80001d1a7a00 [ 40.753056][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 40.755010][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 40.757018][ T4025] x23: 1fffe0001be1faa6 x22: dfff800000000000 x21: 0000000000000000 [ 40.759026][ T4025] x20: ffff0000df0fd530 x19: ffff0000df0fd4e8 x18: 1fffe0003682e78e [ 40.761187][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 40.763133][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000028 [ 40.765204][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 40.767277][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000028 [ 40.769298][ T4025] x5 : ffff0000df0fd570 x4 : ffff0000df340ea0 x3 : ffff800008ecde28 [ 40.771302][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 40.773299][ T4025] Call trace: [ 40.774063][ T4025] drop_nlink+0xe8/0x148 [ 40.775109][ T4025] ext2_unlink+0x1b4/0x218 [ 40.776217][ T4025] vfs_unlink+0x2f0/0x508 [ 40.777281][ T4025] do_unlinkat+0x4cc/0x830 [ 40.778395][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 40.779653][ T4025] invoke_syscall+0x98/0x2b8 [ 40.780840][ T4025] el0_svc_common+0x138/0x258 [ 40.782012][ T4025] do_el0_svc+0x58/0x14c [ 40.783033][ T4025] el0_svc+0x7c/0x1f0 [ 40.784159][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 40.785508][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 40.786678][ T4025] irq event stamp: 29004 [ 40.787776][ T4025] hardirqs last enabled at (29003): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 40.790457][ T4025] hardirqs last disabled at (29004): [] el1_dbg+0x24/0x80 [ 40.792640][ T4025] softirqs last enabled at (28840): [] local_bh_enable+0x10/0x34 [ 40.795030][ T4025] softirqs last disabled at (28838): [] local_bh_disable+0x10/0x34 [ 40.797419][ T4025] ---[ end trace 2961a4c42adbbde3 ]--- executing program [ 40.878803][ T4030] loop0: detected capacity change from 0 to 512 [ 40.938597][ T4030] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 40.947791][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 40.950748][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 40.953368][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 40.955928][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 40.958768][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 40.961292][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 40.963589][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 40.965976][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 40.968926][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 40.971320][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 40.973704][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 40.976644][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 40.979919][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 40.982829][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 40.988396][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 40.990852][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 40.993228][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 40.995659][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 40.998602][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 41.000935][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 41.003407][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 41.005842][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 41.008554][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 41.010981][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 41.013661][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 41.017387][ T4025] ------------[ cut here ]------------ [ 41.018700][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 41.020588][ T4025] Modules linked in: [ 41.021512][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 41.023988][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 41.026509][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.028444][ T4025] pc : drop_nlink+0xe8/0x148 [ 41.029545][ T4025] lr : drop_nlink+0xe8/0x148 [ 41.030667][ T4025] sp : ffff80001d1a7a00 [ 41.031713][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 41.033730][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 41.035763][ T4025] x23: 1fffe0001be21030 x22: dfff800000000000 x21: 0000000000000000 [ 41.037788][ T4025] x20: ffff0000df108180 x19: ffff0000df108138 x18: 1fffe0003682e78e [ 41.039816][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 41.041942][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000028 [ 41.043996][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 41.046047][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000028 [ 41.047999][ T4025] x5 : ffff0000df1081c0 x4 : ffff0000df0fdbe0 x3 : ffff800008ecde28 [ 41.050008][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.051993][ T4025] Call trace: [ 41.052784][ T4025] drop_nlink+0xe8/0x148 [ 41.053849][ T4025] ext2_unlink+0x1b4/0x218 [ 41.054937][ T4025] vfs_unlink+0x2f0/0x508 [ 41.056111][ T4025] do_unlinkat+0x4cc/0x830 [ 41.057234][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 41.058633][ T4025] invoke_syscall+0x98/0x2b8 [ 41.059787][ T4025] el0_svc_common+0x138/0x258 [ 41.060945][ T4025] do_el0_svc+0x58/0x14c [ 41.062092][ T4025] el0_svc+0x7c/0x1f0 [ 41.063091][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 41.064329][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 41.065404][ T4025] irq event stamp: 33798 [ 41.066495][ T4025] hardirqs last enabled at (33797): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 41.069090][ T4025] hardirqs last disabled at (33798): [] el1_dbg+0x24/0x80 [ 41.071212][ T4025] softirqs last enabled at (33688): [] local_bh_enable+0x10/0x34 [ 41.073507][ T4025] softirqs last disabled at (33686): [] local_bh_disable+0x10/0x34 [ 41.075841][ T4025] ---[ end trace 2961a4c42adbbde4 ]--- executing program [ 41.137756][ T4032] loop0: detected capacity change from 0 to 512 [ 41.220009][ T4032] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 41.238571][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 41.241697][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 41.244269][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 41.247299][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 41.249660][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 41.252129][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 41.254488][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 41.257134][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 41.259482][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 41.261772][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 41.263955][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 41.266945][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 41.270124][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 41.272965][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 41.278094][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 41.280479][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 41.282963][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 41.285371][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 41.288136][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 41.290557][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 41.292892][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 41.295300][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 41.297927][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 41.300389][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 41.303116][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 41.307006][ T4025] ------------[ cut here ]------------ [ 41.308309][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 41.310198][ T4025] Modules linked in: [ 41.311125][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 41.313655][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 41.315868][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.317864][ T4025] pc : drop_nlink+0xe8/0x148 [ 41.319055][ T4025] lr : drop_nlink+0xe8/0x148 [ 41.320182][ T4025] sp : ffff80001d1a7a00 [ 41.321180][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 41.323133][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 41.325164][ T4025] x23: 1fffe0001be686a0 x22: dfff800000000000 x21: 0000000000000000 [ 41.327205][ T4025] x20: ffff0000df343500 x19: ffff0000df3434b8 x18: 1fffe0003683298e [ 41.329233][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 41.331234][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000029 [ 41.333177][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 41.335097][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000029 [ 41.337035][ T4025] x5 : ffff0000df343540 x4 : ffff0000df108830 x3 : ffff800008ecde28 [ 41.339135][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.341092][ T4025] Call trace: [ 41.341893][ T4025] drop_nlink+0xe8/0x148 [ 41.342951][ T4025] ext2_unlink+0x1b4/0x218 [ 41.343985][ T4025] vfs_unlink+0x2f0/0x508 [ 41.345010][ T4025] do_unlinkat+0x4cc/0x830 [ 41.346113][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 41.347444][ T4025] invoke_syscall+0x98/0x2b8 [ 41.348541][ T4025] el0_svc_common+0x138/0x258 [ 41.349683][ T4025] do_el0_svc+0x58/0x14c [ 41.350739][ T4025] el0_svc+0x7c/0x1f0 [ 41.351678][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 41.353007][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 41.354039][ T4025] irq event stamp: 39710 [ 41.355117][ T4025] hardirqs last enabled at (39709): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 41.357765][ T4025] hardirqs last disabled at (39710): [] el1_dbg+0x24/0x80 [ 41.359972][ T4025] softirqs last enabled at (39644): [] handle_softirqs+0xb88/0xdbc [ 41.362390][ T4025] softirqs last disabled at (39573): [] __irq_exit_rcu+0x268/0x4d8 [ 41.364725][ T4025] ---[ end trace 2961a4c42adbbde5 ]--- executing program [ 41.427564][ T4033] loop0: detected capacity change from 0 to 512 [ 41.431620][ T4033] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 41.446494][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 41.449573][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 41.451927][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 41.454256][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 41.457424][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 41.459834][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 41.462195][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 41.464471][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 41.467799][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 41.470161][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 41.472496][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 41.474791][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 41.478625][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 41.481361][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 41.485912][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 41.488489][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 41.490787][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 41.493104][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 41.495310][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 41.498001][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 41.500201][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 41.502648][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 41.504921][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 41.507854][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 41.510401][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 41.513823][ T4025] ------------[ cut here ]------------ [ 41.515261][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 41.517230][ T4025] Modules linked in: [ 41.518205][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 41.520719][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 41.523242][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.525146][ T4025] pc : drop_nlink+0xe8/0x148 [ 41.526258][ T4025] lr : drop_nlink+0xe8/0x148 [ 41.527412][ T4025] sp : ffff80001d1a7a00 [ 41.528474][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 41.530388][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 41.532254][ T4025] x23: 1fffe0001be689d8 x22: dfff800000000000 x21: 0000000000000000 [ 41.534162][ T4025] x20: ffff0000df344ec0 x19: ffff0000df344e78 x18: 1fffe0003683298e [ 41.536094][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 41.538149][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000029 [ 41.540203][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 41.542217][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000029 [ 41.544269][ T4025] x5 : ffff0000df344f00 x4 : ffff0000df108ea0 x3 : ffff800008ecde28 [ 41.546350][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.548264][ T4025] Call trace: [ 41.549145][ T4025] drop_nlink+0xe8/0x148 [ 41.550195][ T4025] ext2_unlink+0x1b4/0x218 [ 41.551310][ T4025] vfs_unlink+0x2f0/0x508 [ 41.552373][ T4025] do_unlinkat+0x4cc/0x830 [ 41.553473][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 41.554749][ T4025] invoke_syscall+0x98/0x2b8 [ 41.555882][ T4025] el0_svc_common+0x138/0x258 [ 41.557072][ T4025] do_el0_svc+0x58/0x14c [ 41.558065][ T4025] el0_svc+0x7c/0x1f0 [ 41.559060][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 41.560381][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 41.561478][ T4025] irq event stamp: 44990 [ 41.562584][ T4025] hardirqs last enabled at (44989): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 41.565245][ T4025] hardirqs last disabled at (44990): [] el1_dbg+0x24/0x80 [ 41.567349][ T4025] softirqs last enabled at (44830): [] local_bh_enable+0x10/0x34 [ 41.569547][ T4025] softirqs last disabled at (44828): [] local_bh_disable+0x10/0x34 [ 41.571890][ T4025] ---[ end trace 2961a4c42adbbde6 ]--- executing program [ 41.635975][ T4034] loop0: detected capacity change from 0 to 512 [ 41.737569][ T4034] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 41.748491][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 41.751443][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 41.753759][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 41.756096][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 41.758393][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 41.760794][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 41.763144][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 41.765544][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 41.768328][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 41.770661][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 41.773070][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 41.775292][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 41.778658][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 41.781554][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 41.786749][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 41.789014][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 41.791247][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 41.793568][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 41.795848][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 41.798492][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 41.800803][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 41.803093][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 41.805423][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 41.808264][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 41.810831][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 41.814207][ T4025] ------------[ cut here ]------------ [ 41.815516][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 41.817470][ T4025] Modules linked in: [ 41.818470][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 41.820858][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 41.823341][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.825267][ T4025] pc : drop_nlink+0xe8/0x148 [ 41.826326][ T4025] lr : drop_nlink+0xe8/0x148 [ 41.827442][ T4025] sp : ffff80001d1a7a00 [ 41.828497][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 41.830460][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 41.832440][ T4025] x23: 1fffe0001be68eac x22: dfff800000000000 x21: 0000000000000000 [ 41.834386][ T4025] x20: ffff0000df347560 x19: ffff0000df347518 x18: 1fffe0003683298e [ 41.836376][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 41.838428][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000029 [ 41.840485][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 41.842491][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000029 [ 41.844541][ T4025] x5 : ffff0000df3475a0 x4 : ffff0000df345570 x3 : ffff800008ecde28 [ 41.846456][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.848394][ T4025] Call trace: [ 41.849236][ T4025] drop_nlink+0xe8/0x148 [ 41.850288][ T4025] ext2_unlink+0x1b4/0x218 [ 41.851398][ T4025] vfs_unlink+0x2f0/0x508 [ 41.852534][ T4025] do_unlinkat+0x4cc/0x830 [ 41.853613][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 41.854842][ T4025] invoke_syscall+0x98/0x2b8 [ 41.856018][ T4025] el0_svc_common+0x138/0x258 [ 41.857227][ T4025] do_el0_svc+0x58/0x14c [ 41.858271][ T4025] el0_svc+0x7c/0x1f0 [ 41.859252][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 41.860509][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 41.861641][ T4025] irq event stamp: 50166 [ 41.862744][ T4025] hardirqs last enabled at (50165): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 41.865441][ T4025] hardirqs last disabled at (50166): [] el1_dbg+0x24/0x80 [ 41.867531][ T4025] softirqs last enabled at (49998): [] local_bh_enable+0x10/0x34 [ 41.869826][ T4025] softirqs last disabled at (49996): [] local_bh_disable+0x10/0x34 [ 41.872129][ T4025] ---[ end trace 2961a4c42adbbde7 ]--- executing program [ 41.930008][ T4035] loop0: detected capacity change from 0 to 512 [ 41.933777][ T4035] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 41.947031][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 41.950429][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 41.952745][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 41.955241][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 41.958946][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 41.961222][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 41.963736][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 41.967040][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 41.969372][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 41.971759][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 41.974197][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 41.977141][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 41.980386][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 41.983048][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 41.988263][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 41.990714][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 41.993026][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 41.995318][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 41.998065][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 42.000526][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 42.002826][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 42.005243][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 42.007724][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 42.010234][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 42.012712][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 42.016635][ T4025] ------------[ cut here ]------------ [ 42.017988][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 42.019959][ T4025] Modules linked in: [ 42.020869][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 42.023220][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.025589][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.027558][ T4025] pc : drop_nlink+0xe8/0x148 [ 42.028722][ T4025] lr : drop_nlink+0xe8/0x148 [ 42.029931][ T4025] sp : ffff80001d1a7a00 [ 42.030951][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 42.032927][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 42.034976][ T4025] x23: 1fffe0001be79436 x22: dfff800000000000 x21: 0000000000000000 [ 42.036997][ T4025] x20: ffff0000df3ca1b0 x19: ffff0000df3ca168 x18: 1fffe0003683298e [ 42.039007][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 42.040991][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000029 [ 42.043002][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 42.045050][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000029 [ 42.047094][ T4025] x5 : ffff0000df3ca1f0 x4 : ffff0000df3c81c0 x3 : ffff800008ecde28 [ 42.049121][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.051171][ T4025] Call trace: [ 42.052006][ T4025] drop_nlink+0xe8/0x148 [ 42.053112][ T4025] ext2_unlink+0x1b4/0x218 [ 42.054279][ T4025] vfs_unlink+0x2f0/0x508 [ 42.055362][ T4025] do_unlinkat+0x4cc/0x830 [ 42.056483][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 42.057757][ T4025] invoke_syscall+0x98/0x2b8 [ 42.058994][ T4025] el0_svc_common+0x138/0x258 [ 42.060210][ T4025] do_el0_svc+0x58/0x14c [ 42.061249][ T4025] el0_svc+0x7c/0x1f0 [ 42.062305][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 42.063580][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 42.064837][ T4025] irq event stamp: 55482 [ 42.065925][ T4025] hardirqs last enabled at (55481): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 42.068630][ T4025] hardirqs last disabled at (55482): [] el1_dbg+0x24/0x80 [ 42.070794][ T4025] softirqs last enabled at (55316): [] local_bh_enable+0x10/0x34 [ 42.073184][ T4025] softirqs last disabled at (55314): [] local_bh_disable+0x10/0x34 [ 42.075535][ T4025] ---[ end trace 2961a4c42adbbde8 ]--- executing program [ 42.160665][ T4036] loop0: detected capacity change from 0 to 512 [ 42.218549][ T4036] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 42.235093][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 42.238246][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 42.240631][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 42.243036][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 42.245471][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 42.248237][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 42.250524][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 42.252815][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 42.255363][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 42.258251][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 42.260800][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 42.263214][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 42.266854][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 42.269830][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 42.274613][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 42.277683][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 42.280160][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 42.282457][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 42.284857][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 42.287639][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 42.290184][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 42.292460][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 42.294790][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 42.297646][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 42.300276][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 42.303728][ T4025] ------------[ cut here ]------------ [ 42.305088][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 42.307041][ T4025] Modules linked in: [ 42.308072][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 42.310608][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.313198][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.315091][ T4025] pc : drop_nlink+0xe8/0x148 [ 42.316258][ T4025] lr : drop_nlink+0xe8/0x148 [ 42.317400][ T4025] sp : ffff80001d1a7a00 [ 42.318463][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 42.320513][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 42.322580][ T4025] x23: 1fffe0001be2176e x22: dfff800000000000 x21: 0000000000000000 [ 42.324565][ T4025] x20: ffff0000df10bb70 x19: ffff0000df10bb28 x18: 1fffe0003682e78e [ 42.326542][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 42.328425][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002a [ 42.330472][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 42.332520][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002a [ 42.334482][ T4025] x5 : ffff0000df10bbb0 x4 : ffff0000df109b80 x3 : ffff800008ecde28 [ 42.336500][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.338483][ T4025] Call trace: [ 42.339314][ T4025] drop_nlink+0xe8/0x148 [ 42.340419][ T4025] ext2_unlink+0x1b4/0x218 [ 42.341508][ T4025] vfs_unlink+0x2f0/0x508 [ 42.342586][ T4025] do_unlinkat+0x4cc/0x830 [ 42.343693][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 42.344954][ T4025] invoke_syscall+0x98/0x2b8 [ 42.346129][ T4025] el0_svc_common+0x138/0x258 [ 42.347336][ T4025] do_el0_svc+0x58/0x14c [ 42.348388][ T4025] el0_svc+0x7c/0x1f0 [ 42.349415][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 42.350758][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 42.351920][ T4025] irq event stamp: 60708 [ 42.352999][ T4025] hardirqs last enabled at (60707): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 42.355710][ T4025] hardirqs last disabled at (60708): [] el1_dbg+0x24/0x80 [ 42.357747][ T4025] softirqs last enabled at (60540): [] local_bh_enable+0x10/0x34 [ 42.360051][ T4025] softirqs last disabled at (60538): [] local_bh_disable+0x10/0x34 [ 42.362508][ T4025] ---[ end trace 2961a4c42adbbde9 ]--- executing program [ 42.421353][ T4037] loop0: detected capacity change from 0 to 512 [ 42.527653][ T4037] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 42.538032][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 42.543303][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 42.545811][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 42.548680][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 42.551440][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 42.554007][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 42.556857][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 42.559239][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 42.561508][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 42.563973][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 42.567231][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 42.569617][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 42.572953][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 42.575900][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 42.581082][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 42.583604][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 42.585873][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 42.588763][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 42.591244][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 42.593718][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 42.597051][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 42.599603][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 42.602126][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 42.604582][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 42.607652][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 42.611227][ T4025] ------------[ cut here ]------------ [ 42.612637][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 42.614508][ T4025] Modules linked in: [ 42.615564][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 42.618121][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.620694][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.622569][ T4025] pc : drop_nlink+0xe8/0x148 [ 42.623703][ T4025] lr : drop_nlink+0xe8/0x148 [ 42.624862][ T4025] sp : ffff80001d1a7a00 [ 42.625922][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 42.627944][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 42.629954][ T4025] x23: 1fffe0001be21b74 x22: dfff800000000000 x21: 0000000000000000 [ 42.632051][ T4025] x20: ffff0000df10dba0 x19: ffff0000df10db58 x18: 1fffe0003682e78e [ 42.634108][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 42.636140][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002a [ 42.638144][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 42.640162][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002a [ 42.642217][ T4025] x5 : ffff0000df10dbe0 x4 : ffff0000df10c220 x3 : ffff800008ecde28 [ 42.644268][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.646351][ T4025] Call trace: [ 42.647128][ T4025] drop_nlink+0xe8/0x148 [ 42.648237][ T4025] ext2_unlink+0x1b4/0x218 [ 42.649392][ T4025] vfs_unlink+0x2f0/0x508 [ 42.650551][ T4025] do_unlinkat+0x4cc/0x830 [ 42.651667][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 42.652892][ T4025] invoke_syscall+0x98/0x2b8 [ 42.654020][ T4025] el0_svc_common+0x138/0x258 [ 42.655228][ T4025] do_el0_svc+0x58/0x14c [ 42.656351][ T4025] el0_svc+0x7c/0x1f0 [ 42.657400][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 42.658729][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 42.659811][ T4025] irq event stamp: 65812 [ 42.660872][ T4025] hardirqs last enabled at (65811): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 42.663610][ T4025] hardirqs last disabled at (65812): [] el1_dbg+0x24/0x80 [ 42.665809][ T4025] softirqs last enabled at (65646): [] local_bh_enable+0x10/0x34 [ 42.668168][ T4025] softirqs last disabled at (65644): [] local_bh_disable+0x10/0x34 [ 42.670609][ T4025] ---[ end trace 2961a4c42adbbdea ]--- executing program [ 42.758567][ T4038] loop0: detected capacity change from 0 to 512 [ 42.837520][ T4038] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 42.854831][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 42.858263][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 42.860617][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 42.863006][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 42.865463][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 42.868322][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 42.870600][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 42.872920][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 42.875362][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 42.878066][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 42.880506][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 42.882844][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 42.886666][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 42.889417][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 42.894089][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 42.897795][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 42.900201][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 42.902592][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 42.905042][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 42.907744][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 42.910106][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 42.912381][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 42.914637][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 42.917786][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 42.920277][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 42.923685][ T4025] ------------[ cut here ]------------ [ 42.924999][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 42.926944][ T4025] Modules linked in: [ 42.927865][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 42.930290][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 42.932841][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.934794][ T4025] pc : drop_nlink+0xe8/0x148 [ 42.935909][ T4025] lr : drop_nlink+0xe8/0x148 [ 42.937015][ T4025] sp : ffff80001d1a7a00 [ 42.938102][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 42.939980][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 42.941855][ T4025] x23: 1fffe0001be799d8 x22: dfff800000000000 x21: 0000000000000000 [ 42.943820][ T4025] x20: ffff0000df3ccec0 x19: ffff0000df3cce78 x18: 1fffe0003683298e [ 42.945819][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 42.947897][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002a [ 42.949970][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 42.951944][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002a [ 42.953983][ T4025] x5 : ffff0000df3ccf00 x4 : ffff0000df3caed0 x3 : ffff800008ecde28 [ 42.955945][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.958042][ T4025] Call trace: [ 42.958868][ T4025] drop_nlink+0xe8/0x148 [ 42.959953][ T4025] ext2_unlink+0x1b4/0x218 [ 42.961036][ T4025] vfs_unlink+0x2f0/0x508 [ 42.962099][ T4025] do_unlinkat+0x4cc/0x830 [ 42.963133][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 42.964297][ T4025] invoke_syscall+0x98/0x2b8 [ 42.965385][ T4025] el0_svc_common+0x138/0x258 [ 42.966603][ T4025] do_el0_svc+0x58/0x14c [ 42.967643][ T4025] el0_svc+0x7c/0x1f0 [ 42.968661][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 42.969888][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 42.970984][ T4025] irq event stamp: 71328 [ 42.972051][ T4025] hardirqs last enabled at (71327): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 42.974746][ T4025] hardirqs last disabled at (71328): [] el1_dbg+0x24/0x80 [ 42.976943][ T4025] softirqs last enabled at (71182): [] local_bh_enable+0x10/0x34 [ 42.979475][ T4025] softirqs last disabled at (71180): [] local_bh_disable+0x10/0x34 [ 42.981920][ T4025] ---[ end trace 2961a4c42adbbdeb ]--- executing program [ 43.038449][ T4039] loop0: detected capacity change from 0 to 512 [ 43.043205][ T4039] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 43.056468][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 43.059496][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 43.061895][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 43.064298][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 43.068018][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 43.070370][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 43.072758][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 43.075104][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 43.078023][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 43.080454][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 43.082773][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 43.085071][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 43.088490][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 43.091294][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 43.096268][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 43.098670][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 43.101032][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 43.103410][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 43.105773][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 43.108552][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 43.110945][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 43.113163][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 43.115600][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 43.118513][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 43.121091][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 43.124446][ T4025] ------------[ cut here ]------------ [ 43.125791][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 43.127678][ T4025] Modules linked in: [ 43.128602][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 43.131010][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.133517][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.135543][ T4025] pc : drop_nlink+0xe8/0x148 [ 43.136688][ T4025] lr : drop_nlink+0xe8/0x148 [ 43.137855][ T4025] sp : ffff80001d1a7a00 [ 43.138925][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 43.140835][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 43.142848][ T4025] x23: 1fffe0001be79eac x22: dfff800000000000 x21: 0000000000000000 [ 43.144763][ T4025] x20: ffff0000df3cf560 x19: ffff0000df3cf518 x18: 1fffe0003683298e [ 43.146834][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 43.148950][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002b [ 43.151125][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 43.153273][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002b [ 43.155410][ T4025] x5 : ffff0000df3cf5a0 x4 : ffff0000df3cd570 x3 : ffff800008ecde28 [ 43.157444][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.159491][ T4025] Call trace: [ 43.160319][ T4025] drop_nlink+0xe8/0x148 [ 43.161337][ T4025] ext2_unlink+0x1b4/0x218 [ 43.162395][ T4025] vfs_unlink+0x2f0/0x508 [ 43.163516][ T4025] do_unlinkat+0x4cc/0x830 [ 43.164561][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 43.165836][ T4025] invoke_syscall+0x98/0x2b8 [ 43.167032][ T4025] el0_svc_common+0x138/0x258 [ 43.168233][ T4025] do_el0_svc+0x58/0x14c [ 43.169389][ T4025] el0_svc+0x7c/0x1f0 [ 43.170469][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 43.171749][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 43.172743][ T4025] irq event stamp: 76524 [ 43.173796][ T4025] hardirqs last enabled at (76523): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 43.176576][ T4025] hardirqs last disabled at (76524): [] el1_dbg+0x24/0x80 [ 43.178785][ T4025] softirqs last enabled at (76364): [] local_bh_enable+0x10/0x34 [ 43.181230][ T4025] softirqs last disabled at (76362): [] local_bh_disable+0x10/0x34 [ 43.183472][ T4025] ---[ end trace 2961a4c42adbbdec ]--- executing program [ 43.248546][ T4040] loop0: detected capacity change from 0 to 512 [ 43.252604][ T4040] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 43.266586][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 43.269551][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 43.271899][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 43.274154][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 43.277256][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 43.279588][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 43.281954][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 43.284304][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 43.287491][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 43.289930][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 43.292336][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 43.294741][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 43.298251][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 43.301001][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 43.305593][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 43.308601][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 43.310966][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 43.313382][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 43.315546][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 43.318308][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 43.320623][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 43.322955][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 43.325402][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 43.328429][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 43.331208][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 43.334769][ T4025] ------------[ cut here ]------------ [ 43.336337][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 43.338357][ T4025] Modules linked in: [ 43.339372][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 43.341826][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.344269][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.346163][ T4025] pc : drop_nlink+0xe8/0x148 [ 43.347373][ T4025] lr : drop_nlink+0xe8/0x148 [ 43.348359][ T4025] sp : ffff80001d1a7a00 [ 43.349345][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 43.351220][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 43.353208][ T4025] x23: 1fffe0001be21eac x22: dfff800000000000 x21: 0000000000000000 [ 43.355205][ T4025] x20: ffff0000df10f560 x19: ffff0000df10f518 x18: 1fffe0003682e78e [ 43.357155][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 43.359106][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002b [ 43.361001][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 43.363174][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002b [ 43.365266][ T4025] x5 : ffff0000df10f5a0 x4 : ffff0000df3081c0 x3 : ffff800008ecde28 [ 43.367304][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.369354][ T4025] Call trace: [ 43.370194][ T4025] drop_nlink+0xe8/0x148 [ 43.371303][ T4025] ext2_unlink+0x1b4/0x218 [ 43.372413][ T4025] vfs_unlink+0x2f0/0x508 [ 43.373566][ T4025] do_unlinkat+0x4cc/0x830 [ 43.374695][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 43.376003][ T4025] invoke_syscall+0x98/0x2b8 [ 43.377052][ T4025] el0_svc_common+0x138/0x258 [ 43.378244][ T4025] do_el0_svc+0x58/0x14c [ 43.379329][ T4025] el0_svc+0x7c/0x1f0 [ 43.380343][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 43.381596][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 43.382788][ T4025] irq event stamp: 81586 [ 43.383862][ T4025] hardirqs last enabled at (81585): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 43.386651][ T4025] hardirqs last disabled at (81586): [] el1_dbg+0x24/0x80 [ 43.388866][ T4025] softirqs last enabled at (81422): [] local_bh_enable+0x10/0x34 [ 43.391330][ T4025] softirqs last disabled at (81420): [] local_bh_disable+0x10/0x34 [ 43.393652][ T4025] ---[ end trace 2961a4c42adbbded ]--- executing program [ 43.447926][ T4041] loop0: detected capacity change from 0 to 512 [ 43.451479][ T4041] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 43.467537][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 43.470651][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 43.473141][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 43.475846][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 43.478976][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 43.481350][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 43.483867][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 43.487142][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 43.489578][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 43.492028][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 43.494540][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 43.497102][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 43.500363][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 43.503359][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 43.508796][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 43.511149][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 43.513455][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 43.515934][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 43.519071][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 43.521365][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 43.523607][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 43.526083][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 43.528749][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 43.531390][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 43.534361][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 43.538334][ T4025] ------------[ cut here ]------------ [ 43.539754][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 43.541863][ T4025] Modules linked in: [ 43.542861][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 43.545561][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.548233][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.550393][ T4025] pc : drop_nlink+0xe8/0x148 [ 43.551576][ T4025] lr : drop_nlink+0xe8/0x148 [ 43.552947][ T4025] sp : ffff80001d1a7a00 [ 43.554026][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 43.556153][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 43.558215][ T4025] x23: 1fffe0001be615d2 x22: dfff800000000000 x21: 0000000000000000 [ 43.560204][ T4025] x20: ffff0000df30ae90 x19: ffff0000df30ae48 x18: 1fffe0003683298e [ 43.562088][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 43.564154][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002b [ 43.566213][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 43.568323][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002b [ 43.570269][ T4025] x5 : ffff0000df30aed0 x4 : ffff0000df308ea0 x3 : ffff800008ecde28 [ 43.572305][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.574273][ T4025] Call trace: [ 43.575124][ T4025] drop_nlink+0xe8/0x148 [ 43.576224][ T4025] ext2_unlink+0x1b4/0x218 [ 43.577320][ T4025] vfs_unlink+0x2f0/0x508 [ 43.578406][ T4025] do_unlinkat+0x4cc/0x830 [ 43.579492][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 43.580721][ T4025] invoke_syscall+0x98/0x2b8 [ 43.581787][ T4025] el0_svc_common+0x138/0x258 [ 43.582947][ T4025] do_el0_svc+0x58/0x14c [ 43.583993][ T4025] el0_svc+0x7c/0x1f0 [ 43.584965][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 43.586227][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 43.587367][ T4025] irq event stamp: 87106 [ 43.588382][ T4025] hardirqs last enabled at (87105): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 43.591081][ T4025] hardirqs last disabled at (87106): [] el1_dbg+0x24/0x80 [ 43.593255][ T4025] softirqs last enabled at (86948): [] local_bh_enable+0x10/0x34 [ 43.595576][ T4025] softirqs last disabled at (86946): [] local_bh_disable+0x10/0x34 [ 43.597864][ T4025] ---[ end trace 2961a4c42adbbdee ]--- executing program [ 43.657892][ T4042] loop0: detected capacity change from 0 to 512 [ 43.747640][ T4042] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 43.756262][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 43.759226][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 43.761598][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 43.764008][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 43.766357][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 43.768774][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 43.771129][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 43.773465][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 43.775823][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 43.778878][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 43.781417][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 43.783705][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 43.788053][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 43.790936][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 43.795672][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 43.798537][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 43.800927][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 43.803350][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 43.805700][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 43.808411][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 43.810839][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 43.813194][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 43.815641][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 43.818444][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 43.821146][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 43.824566][ T4025] ------------[ cut here ]------------ [ 43.825921][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 43.827949][ T4025] Modules linked in: [ 43.828951][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 43.831493][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.834057][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.835975][ T4025] pc : drop_nlink+0xe8/0x148 [ 43.837163][ T4025] lr : drop_nlink+0xe8/0x148 [ 43.838366][ T4025] sp : ffff80001d1a7a00 [ 43.839335][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 43.841412][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 43.843478][ T4025] x23: 1fffe0001be61aa6 x22: dfff800000000000 x21: 0000000000000000 [ 43.845430][ T4025] x20: ffff0000df30d530 x19: ffff0000df30d4e8 x18: 1fffe0003683298e [ 43.847559][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 43.849457][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002b [ 43.851492][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 43.853604][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002b [ 43.855683][ T4025] x5 : ffff0000df30d570 x4 : ffff0000df30b540 x3 : ffff800008ecde28 [ 43.857754][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.859707][ T4025] Call trace: [ 43.860552][ T4025] drop_nlink+0xe8/0x148 [ 43.861631][ T4025] ext2_unlink+0x1b4/0x218 [ 43.862754][ T4025] vfs_unlink+0x2f0/0x508 [ 43.863838][ T4025] do_unlinkat+0x4cc/0x830 [ 43.864941][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 43.866213][ T4025] invoke_syscall+0x98/0x2b8 [ 43.867272][ T4025] el0_svc_common+0x138/0x258 [ 43.868431][ T4025] do_el0_svc+0x58/0x14c [ 43.869492][ T4025] el0_svc+0x7c/0x1f0 [ 43.870493][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 43.871732][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 43.872921][ T4025] irq event stamp: 92754 [ 43.873968][ T4025] hardirqs last enabled at (92753): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 43.876736][ T4025] hardirqs last disabled at (92754): [] el1_dbg+0x24/0x80 [ 43.878993][ T4025] softirqs last enabled at (92590): [] local_bh_enable+0x10/0x34 [ 43.881323][ T4025] softirqs last disabled at (92588): [] local_bh_disable+0x10/0x34 [ 43.883765][ T4025] ---[ end trace 2961a4c42adbbdef ]--- executing program [ 43.951257][ T4043] loop0: detected capacity change from 0 to 512 [ 43.955018][ T4043] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 43.965923][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 43.969407][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 43.971714][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 43.973958][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 43.977470][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 43.979876][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 43.982107][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 43.984495][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 43.987463][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 43.990007][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 43.992314][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 43.994690][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 43.998652][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 44.001393][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 44.005986][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 44.008555][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 44.010876][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 44.013315][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 44.015717][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 44.018485][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 44.020736][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 44.023067][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 44.025489][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 44.028704][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 44.031401][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 44.035592][ T4025] ------------[ cut here ]------------ [ 44.036954][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 44.038967][ T4025] Modules linked in: [ 44.040008][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 44.042481][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 44.045031][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.046952][ T4025] pc : drop_nlink+0xe8/0x148 [ 44.048046][ T4025] lr : drop_nlink+0xe8/0x148 [ 44.049193][ T4025] sp : ffff80001d1a7a00 [ 44.050239][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 44.052244][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 44.054276][ T4025] x23: 1fffe0001be3229a x22: dfff800000000000 x21: 0000000000000000 [ 44.056283][ T4025] x20: ffff0000df1914d0 x19: ffff0000df191488 x18: 1fffe0003682e78e [ 44.058153][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 44.060114][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002c [ 44.061947][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 44.063877][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002c [ 44.065830][ T4025] x5 : ffff0000df191510 x4 : ffff0000df30dbe0 x3 : ffff800008ecde28 [ 44.067849][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.069771][ T4025] Call trace: [ 44.070577][ T4025] drop_nlink+0xe8/0x148 [ 44.071618][ T4025] ext2_unlink+0x1b4/0x218 [ 44.072675][ T4025] vfs_unlink+0x2f0/0x508 [ 44.073676][ T4025] do_unlinkat+0x4cc/0x830 [ 44.074729][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 44.075923][ T4025] invoke_syscall+0x98/0x2b8 [ 44.076977][ T4025] el0_svc_common+0x138/0x258 [ 44.078145][ T4025] do_el0_svc+0x58/0x14c [ 44.079123][ T4025] el0_svc+0x7c/0x1f0 [ 44.080101][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 44.081327][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 44.082374][ T4025] irq event stamp: 98478 [ 44.083444][ T4025] hardirqs last enabled at (98477): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 44.086006][ T4025] hardirqs last disabled at (98478): [] el1_dbg+0x24/0x80 [ 44.088099][ T4025] softirqs last enabled at (97818): [] local_bh_enable+0x10/0x34 [ 44.090639][ T4025] softirqs last disabled at (97816): [] local_bh_disable+0x10/0x34 [ 44.093273][ T4025] ---[ end trace 2961a4c42adbbdf0 ]--- executing program [ 44.160917][ T4044] loop0: detected capacity change from 0 to 512 [ 44.247625][ T4044] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 44.258325][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 44.261229][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 44.263633][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 44.265787][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 44.268565][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 44.270887][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 44.273192][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 44.275535][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 44.278345][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 44.280761][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 44.283096][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 44.285425][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 44.289392][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 44.292282][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 44.297250][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 44.299572][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 44.301956][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 44.304346][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 44.307217][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 44.309753][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 44.312226][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 44.314605][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 44.317306][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 44.319818][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 44.322638][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 44.326386][ T4025] ------------[ cut here ]------------ [ 44.327793][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 44.329778][ T4025] Modules linked in: [ 44.330754][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 44.333250][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 44.335818][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.337805][ T4025] pc : drop_nlink+0xe8/0x148 [ 44.338965][ T4025] lr : drop_nlink+0xe8/0x148 [ 44.340150][ T4025] sp : ffff80001d1a7a00 [ 44.341166][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 44.343164][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 44.345248][ T4025] x23: 1fffe0001c295030 x22: dfff800000000000 x21: 0000000000000000 [ 44.347286][ T4025] x20: ffff0000e14a8180 x19: ffff0000e14a8138 x18: 1fffe0003683298e [ 44.349397][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 44.351407][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002c [ 44.353402][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 44.355398][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002c [ 44.357451][ T4025] x5 : ffff0000e14a81c0 x4 : ffff0000df191b80 x3 : ffff800008ecde28 [ 44.359493][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.361514][ T4025] Call trace: [ 44.362282][ T4025] drop_nlink+0xe8/0x148 [ 44.363336][ T4025] ext2_unlink+0x1b4/0x218 [ 44.364408][ T4025] vfs_unlink+0x2f0/0x508 [ 44.365483][ T4025] do_unlinkat+0x4cc/0x830 [ 44.366544][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 44.367744][ T4025] invoke_syscall+0x98/0x2b8 [ 44.369050][ T4025] el0_svc_common+0x138/0x258 [ 44.370280][ T4025] do_el0_svc+0x58/0x14c [ 44.371374][ T4025] el0_svc+0x7c/0x1f0 [ 44.372437][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 44.373799][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 44.374996][ T4025] irq event stamp: 103776 [ 44.376088][ T4025] hardirqs last enabled at (103775): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 44.378715][ T4025] hardirqs last disabled at (103776): [] el1_dbg+0x24/0x80 [ 44.380897][ T4025] softirqs last enabled at (103616): [] local_bh_enable+0x10/0x34 [ 44.383209][ T4025] softirqs last disabled at (103614): [] local_bh_disable+0x10/0x34 [ 44.385466][ T4025] ---[ end trace 2961a4c42adbbdf1 ]--- executing program [ 44.450631][ T4045] loop0: detected capacity change from 0 to 512 [ 44.454838][ T4045] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 44.465704][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 44.469351][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 44.471807][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 44.474295][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 44.477490][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 44.479957][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 44.482338][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 44.484674][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 44.487610][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 44.490083][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 44.492611][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 44.495085][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 44.499024][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 44.501892][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 44.506914][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 44.509363][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 44.511787][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 44.514088][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 44.516758][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 44.519311][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 44.521884][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 44.525029][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 44.527782][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 44.530265][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 44.532997][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 44.536954][ T4025] ------------[ cut here ]------------ [ 44.538299][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 44.540383][ T4025] Modules linked in: [ 44.541433][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 44.543836][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 44.546301][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.548327][ T4025] pc : drop_nlink+0xe8/0x148 [ 44.549454][ T4025] lr : drop_nlink+0xe8/0x148 [ 44.550590][ T4025] sp : ffff80001d1a7a00 [ 44.551657][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 44.553707][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 44.555743][ T4025] x23: 1fffe0001be3290a x22: dfff800000000000 x21: 0000000000000000 [ 44.557711][ T4025] x20: ffff0000df194850 x19: ffff0000df194808 x18: 1fffe0003682e78e [ 44.559745][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 44.561690][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002c [ 44.563722][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 44.565721][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002c [ 44.567861][ T4025] x5 : ffff0000df194890 x4 : ffff0000df192860 x3 : ffff800008ecde28 [ 44.569759][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.571819][ T4025] Call trace: [ 44.572690][ T4025] drop_nlink+0xe8/0x148 [ 44.573791][ T4025] ext2_unlink+0x1b4/0x218 [ 44.574853][ T4025] vfs_unlink+0x2f0/0x508 [ 44.575922][ T4025] do_unlinkat+0x4cc/0x830 [ 44.577004][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 44.578311][ T4025] invoke_syscall+0x98/0x2b8 [ 44.579455][ T4025] el0_svc_common+0x138/0x258 [ 44.580675][ T4025] do_el0_svc+0x58/0x14c [ 44.581724][ T4025] el0_svc+0x7c/0x1f0 [ 44.582696][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 44.583970][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 44.585112][ T4025] irq event stamp: 108946 [ 44.586214][ T4025] hardirqs last enabled at (108945): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 44.589055][ T4025] hardirqs last disabled at (108946): [] el1_dbg+0x24/0x80 [ 44.591237][ T4025] softirqs last enabled at (108902): [] handle_softirqs+0xb88/0xdbc [ 44.593668][ T4025] softirqs last disabled at (108815): [] __irq_exit_rcu+0x268/0x4d8 [ 44.596031][ T4025] ---[ end trace 2961a4c42adbbdf2 ]--- executing program [ 44.660349][ T4046] loop0: detected capacity change from 0 to 512 [ 44.727722][ T4046] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 44.741767][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 44.745484][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 44.747979][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 44.750483][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 44.752978][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 44.755151][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 44.758353][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 44.760691][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 44.762957][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 44.765175][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 44.767844][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 44.770131][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 44.773230][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 44.776066][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 44.780766][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 44.783143][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 44.785547][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 44.788506][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 44.790782][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 44.792985][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 44.795338][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 44.798006][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 44.800415][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 44.802795][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 44.805432][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 44.809201][ T4025] ------------[ cut here ]------------ [ 44.810584][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 44.812459][ T4025] Modules linked in: [ 44.813350][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 44.815776][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 44.818297][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.820238][ T4025] pc : drop_nlink+0xe8/0x148 [ 44.821426][ T4025] lr : drop_nlink+0xe8/0x148 [ 44.822529][ T4025] sp : ffff80001d1a7a00 [ 44.823554][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 44.825526][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 44.827545][ T4025] x23: 1fffe0001c295436 x22: dfff800000000000 x21: 0000000000000000 [ 44.829572][ T4025] x20: ffff0000e14aa1b0 x19: ffff0000e14aa168 x18: 1fffe0003683298e [ 44.831576][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 44.833626][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002c [ 44.835619][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 44.837620][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002c [ 44.839526][ T4025] x5 : ffff0000e14aa1f0 x4 : ffff0000e14a8830 x3 : ffff800008ecde28 [ 44.841514][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.843481][ T4025] Call trace: [ 44.844270][ T4025] drop_nlink+0xe8/0x148 [ 44.845270][ T4025] ext2_unlink+0x1b4/0x218 [ 44.846339][ T4025] vfs_unlink+0x2f0/0x508 [ 44.847426][ T4025] do_unlinkat+0x4cc/0x830 [ 44.848497][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 44.849760][ T4025] invoke_syscall+0x98/0x2b8 [ 44.850939][ T4025] el0_svc_common+0x138/0x258 [ 44.852038][ T4025] do_el0_svc+0x58/0x14c [ 44.853123][ T4025] el0_svc+0x7c/0x1f0 [ 44.854162][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 44.855497][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 44.856615][ T4025] irq event stamp: 114156 [ 44.857636][ T4025] hardirqs last enabled at (114155): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 44.860417][ T4025] hardirqs last disabled at (114156): [] el1_dbg+0x24/0x80 [ 44.862747][ T4025] softirqs last enabled at (114002): [] local_bh_enable+0x10/0x34 [ 44.865145][ T4025] softirqs last disabled at (114000): [] local_bh_disable+0x10/0x34 [ 44.867517][ T4025] ---[ end trace 2961a4c42adbbdf3 ]--- executing program [ 44.948188][ T4047] loop0: detected capacity change from 0 to 512 [ 44.951876][ T4047] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 44.960223][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 44.964471][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 44.967680][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 44.970113][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 44.972597][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 44.974825][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 44.977615][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 44.980115][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 44.982553][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 44.985009][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 44.987678][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 44.990152][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 44.993558][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 44.996755][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 45.001453][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 45.003841][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 45.006776][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 45.009229][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 45.011569][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 45.013988][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 45.016641][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 45.018953][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 45.021289][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 45.024550][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 45.027963][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 45.031498][ T4025] ------------[ cut here ]------------ [ 45.032790][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 45.034820][ T4025] Modules linked in: [ 45.035884][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 45.038462][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.041144][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.043106][ T4025] pc : drop_nlink+0xe8/0x148 [ 45.044244][ T4025] lr : drop_nlink+0xe8/0x148 [ 45.045440][ T4025] sp : ffff80001d1a7a00 [ 45.046511][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 45.048477][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 45.050513][ T4025] x23: 1fffe0001be32dde x22: dfff800000000000 x21: 0000000000000000 [ 45.052506][ T4025] x20: ffff0000df196ef0 x19: ffff0000df196ea8 x18: 1fffe0003682e78e [ 45.054513][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 45.056570][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002d [ 45.058580][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 45.060534][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002d [ 45.062568][ T4025] x5 : ffff0000df196f30 x4 : ffff0000df195570 x3 : ffff800008ecde28 [ 45.064641][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.066685][ T4025] Call trace: [ 45.067503][ T4025] drop_nlink+0xe8/0x148 [ 45.068564][ T4025] ext2_unlink+0x1b4/0x218 [ 45.069710][ T4025] vfs_unlink+0x2f0/0x508 [ 45.070733][ T4025] do_unlinkat+0x4cc/0x830 [ 45.071900][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 45.073190][ T4025] invoke_syscall+0x98/0x2b8 [ 45.074316][ T4025] el0_svc_common+0x138/0x258 [ 45.075482][ T4025] do_el0_svc+0x58/0x14c [ 45.076551][ T4025] el0_svc+0x7c/0x1f0 [ 45.077553][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 45.078789][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 45.079937][ T4025] irq event stamp: 120256 [ 45.081061][ T4025] hardirqs last enabled at (120255): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 45.083794][ T4025] hardirqs last disabled at (120256): [] el1_dbg+0x24/0x80 [ 45.086030][ T4025] softirqs last enabled at (120098): [] local_bh_enable+0x10/0x34 [ 45.088391][ T4025] softirqs last disabled at (120096): [] local_bh_disable+0x10/0x34 [ 45.090694][ T4025] ---[ end trace 2961a4c42adbbdf4 ]--- executing program [ 45.148178][ T4048] loop0: detected capacity change from 0 to 512 [ 45.153400][ T4048] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 45.163912][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 45.167213][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 45.169547][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 45.171910][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 45.174161][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 45.177254][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 45.179642][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 45.182175][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 45.185406][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 45.188424][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 45.190967][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 45.193255][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 45.196860][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 45.199676][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 45.204396][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 45.206903][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 45.209266][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 45.211559][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 45.213777][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 45.216370][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 45.218732][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 45.221064][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 45.223448][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 45.225873][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 45.228894][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 45.232393][ T4025] ------------[ cut here ]------------ [ 45.233753][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 45.235726][ T4025] Modules linked in: [ 45.236732][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 45.239300][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.241734][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.243704][ T4025] pc : drop_nlink+0xe8/0x148 [ 45.244863][ T4025] lr : drop_nlink+0xe8/0x148 [ 45.246054][ T4025] sp : ffff80001d1a7a00 [ 45.247062][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 45.249013][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 45.251003][ T4025] x23: 1fffe0001c29583c x22: dfff800000000000 x21: 0000000000000000 [ 45.253054][ T4025] x20: ffff0000e14ac1e0 x19: ffff0000e14ac198 x18: 1fffe0003683298e [ 45.255060][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 45.257002][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002d [ 45.259027][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 45.261057][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002d [ 45.263055][ T4025] x5 : ffff0000e14ac220 x4 : ffff0000df1975a0 x3 : ffff800008ecde28 [ 45.265040][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.267005][ T4025] Call trace: [ 45.267828][ T4025] drop_nlink+0xe8/0x148 [ 45.268923][ T4025] ext2_unlink+0x1b4/0x218 [ 45.270005][ T4025] vfs_unlink+0x2f0/0x508 [ 45.271090][ T4025] do_unlinkat+0x4cc/0x830 [ 45.272173][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 45.273373][ T4025] invoke_syscall+0x98/0x2b8 [ 45.274570][ T4025] el0_svc_common+0x138/0x258 [ 45.275733][ T4025] do_el0_svc+0x58/0x14c [ 45.276763][ T4025] el0_svc+0x7c/0x1f0 [ 45.277811][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 45.279026][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 45.280100][ T4025] irq event stamp: 125222 [ 45.281175][ T4025] hardirqs last enabled at (125221): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 45.283837][ T4025] hardirqs last disabled at (125222): [] el1_dbg+0x24/0x80 [ 45.285933][ T4025] softirqs last enabled at (125068): [] local_bh_enable+0x10/0x34 [ 45.288271][ T4025] softirqs last disabled at (125066): [] local_bh_disable+0x10/0x34 [ 45.290594][ T4025] ---[ end trace 2961a4c42adbbdf5 ]--- executing program [ 45.347672][ T4049] loop0: detected capacity change from 0 to 512 [ 45.399606][ T4049] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 45.416950][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 45.419809][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 45.422245][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 45.424630][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 45.427572][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 45.429925][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 45.432411][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 45.434765][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 45.437508][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 45.439937][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 45.442340][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 45.444616][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 45.448658][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 45.451481][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 45.456376][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 45.458739][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 45.461230][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 45.463721][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 45.466257][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 45.469029][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 45.471499][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 45.473919][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 45.476546][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 45.479256][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 45.481881][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 45.485328][ T4025] ------------[ cut here ]------------ [ 45.486815][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 45.488887][ T4025] Modules linked in: [ 45.489853][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 45.492362][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.494929][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.496991][ T4025] pc : drop_nlink+0xe8/0x148 [ 45.498096][ T4025] lr : drop_nlink+0xe8/0x148 [ 45.499235][ T4025] sp : ffff80001d1a7a00 [ 45.500361][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 45.502482][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 45.504540][ T4025] x23: 1fffe0001c295d10 x22: dfff800000000000 x21: 0000000000000000 [ 45.506657][ T4025] x20: ffff0000e14ae880 x19: ffff0000e14ae838 x18: 1fffe0003683298e [ 45.508663][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 45.510743][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002d [ 45.512787][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 45.514788][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002d [ 45.516854][ T4025] x5 : ffff0000e14ae8c0 x4 : ffff0000e14ac890 x3 : ffff800008ecde28 [ 45.518893][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.520978][ T4025] Call trace: [ 45.521845][ T4025] drop_nlink+0xe8/0x148 [ 45.522976][ T4025] ext2_unlink+0x1b4/0x218 [ 45.524086][ T4025] vfs_unlink+0x2f0/0x508 [ 45.525234][ T4025] do_unlinkat+0x4cc/0x830 [ 45.526408][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 45.527677][ T4025] invoke_syscall+0x98/0x2b8 [ 45.528853][ T4025] el0_svc_common+0x138/0x258 [ 45.529994][ T4025] do_el0_svc+0x58/0x14c [ 45.531091][ T4025] el0_svc+0x7c/0x1f0 [ 45.532141][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 45.533449][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 45.534696][ T4025] irq event stamp: 130558 [ 45.535800][ T4025] hardirqs last enabled at (130557): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 45.538547][ T4025] hardirqs last disabled at (130558): [] el1_dbg+0x24/0x80 [ 45.540775][ T4025] softirqs last enabled at (130396): [] local_bh_enable+0x10/0x34 [ 45.543245][ T4025] softirqs last disabled at (130394): [] local_bh_disable+0x10/0x34 [ 45.545708][ T4025] ---[ end trace 2961a4c42adbbdf6 ]--- executing program [ 45.622243][ T4050] loop0: detected capacity change from 0 to 512 [ 45.727671][ T4050] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 45.741286][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 45.744490][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 45.747294][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 45.749582][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 45.751945][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 45.754317][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 45.757305][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 45.759613][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 45.762009][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 45.764456][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 45.767164][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 45.769494][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 45.772664][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 45.775422][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 45.780422][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 45.782756][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 45.785166][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 45.787690][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 45.790064][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 45.792477][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 45.794821][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 45.798021][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 45.800566][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 45.802880][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 45.805545][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 45.809326][ T4025] ------------[ cut here ]------------ [ 45.810746][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 45.812658][ T4025] Modules linked in: [ 45.813608][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 45.815934][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.818501][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.820493][ T4025] pc : drop_nlink+0xe8/0x148 [ 45.821698][ T4025] lr : drop_nlink+0xe8/0x148 [ 45.822909][ T4025] sp : ffff80001d1a7a00 [ 45.823943][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 45.825968][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 45.828016][ T4025] x23: 1fffe0001c293504 x22: dfff800000000000 x21: 0000000000000000 [ 45.829953][ T4025] x20: ffff0000e149a820 x19: ffff0000e149a7d8 x18: 1fffe0003682e78e [ 45.831935][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 45.833896][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002d [ 45.835839][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 45.837801][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002d [ 45.839878][ T4025] x5 : ffff0000e149a860 x4 : ffff0000e1498830 x3 : ffff800008ecde28 [ 45.841883][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.843971][ T4025] Call trace: [ 45.844821][ T4025] drop_nlink+0xe8/0x148 [ 45.845934][ T4025] ext2_unlink+0x1b4/0x218 [ 45.847173][ T4025] vfs_unlink+0x2f0/0x508 [ 45.848285][ T4025] do_unlinkat+0x4cc/0x830 [ 45.849427][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 45.850751][ T4025] invoke_syscall+0x98/0x2b8 [ 45.851869][ T4025] el0_svc_common+0x138/0x258 [ 45.852974][ T4025] do_el0_svc+0x58/0x14c [ 45.854046][ T4025] el0_svc+0x7c/0x1f0 [ 45.854986][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 45.856272][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 45.857430][ T4025] irq event stamp: 135946 [ 45.858518][ T4025] hardirqs last enabled at (135945): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 45.861120][ T4025] hardirqs last disabled at (135946): [] el1_dbg+0x24/0x80 [ 45.863218][ T4025] softirqs last enabled at (135784): [] local_bh_enable+0x10/0x34 [ 45.865569][ T4025] softirqs last disabled at (135782): [] local_bh_disable+0x10/0x34 [ 45.867916][ T4025] ---[ end trace 2961a4c42adbbdf7 ]--- executing program [ 45.937348][ T4051] loop0: detected capacity change from 0 to 512 [ 46.027584][ T4051] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 46.036988][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 46.046177][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 46.048573][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 46.051017][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 46.053670][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 46.057965][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 46.060734][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 46.063141][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 46.065451][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 46.068342][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 46.070590][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 46.072931][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 46.076446][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 46.079298][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 46.084114][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 46.086852][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 46.089364][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 46.091810][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 46.094232][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 46.097525][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 46.099923][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 46.102280][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 46.104721][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 46.107570][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 46.110230][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 46.113739][ T4025] ------------[ cut here ]------------ [ 46.115059][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 46.117049][ T4025] Modules linked in: [ 46.118009][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 46.120656][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.123216][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.125159][ T4025] pc : drop_nlink+0xe8/0x148 [ 46.126362][ T4025] lr : drop_nlink+0xe8/0x148 [ 46.127576][ T4025] sp : ffff80001d1a7a00 [ 46.128648][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 46.130719][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 46.132705][ T4025] x23: 1fffe0001c29383c x22: dfff800000000000 x21: 0000000000000000 [ 46.134777][ T4025] x20: ffff0000e149c1e0 x19: ffff0000e149c198 x18: 1fffe0003682e78e [ 46.136816][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 46.138762][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002e [ 46.140769][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 46.142879][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002e [ 46.144923][ T4025] x5 : ffff0000e149c220 x4 : ffff0000e14aef30 x3 : ffff800008ecde28 [ 46.146821][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.148757][ T4025] Call trace: [ 46.149594][ T4025] drop_nlink+0xe8/0x148 [ 46.150649][ T4025] ext2_unlink+0x1b4/0x218 [ 46.151769][ T4025] vfs_unlink+0x2f0/0x508 [ 46.152838][ T4025] do_unlinkat+0x4cc/0x830 [ 46.153899][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 46.155178][ T4025] invoke_syscall+0x98/0x2b8 [ 46.156342][ T4025] el0_svc_common+0x138/0x258 [ 46.157437][ T4025] do_el0_svc+0x58/0x14c [ 46.158523][ T4025] el0_svc+0x7c/0x1f0 [ 46.159515][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 46.160787][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 46.161879][ T4025] irq event stamp: 141638 [ 46.162912][ T4025] hardirqs last enabled at (141637): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 46.165681][ T4025] hardirqs last disabled at (141638): [] el1_dbg+0x24/0x80 [ 46.167884][ T4025] softirqs last enabled at (141358): [] handle_softirqs+0xb88/0xdbc [ 46.170273][ T4025] softirqs last disabled at (141303): [] __irq_exit_rcu+0x268/0x4d8 [ 46.172638][ T4025] ---[ end trace 2961a4c42adbbdf8 ]--- executing program [ 46.228286][ T4052] loop0: detected capacity change from 0 to 512 [ 46.232856][ T4052] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 46.249724][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 46.252754][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 46.255315][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 46.260528][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 46.263107][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 46.265506][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 46.268599][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 46.270954][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 46.273388][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 46.275665][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 46.278363][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 46.280761][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 46.284070][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 46.287058][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 46.292099][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 46.294766][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 46.297546][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 46.300090][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 46.302316][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 46.304823][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 46.307792][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 46.310026][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 46.312421][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 46.314747][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 46.317716][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 46.321249][ T4025] ------------[ cut here ]------------ [ 46.322594][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 46.324431][ T4025] Modules linked in: [ 46.325387][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 46.327736][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.330332][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.332211][ T4025] pc : drop_nlink+0xe8/0x148 [ 46.333347][ T4025] lr : drop_nlink+0xe8/0x148 [ 46.334466][ T4025] sp : ffff80001d1a7a00 [ 46.335554][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 46.337544][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 46.339572][ T4025] x23: 1fffe0001c293d10 x22: dfff800000000000 x21: 0000000000000000 [ 46.341517][ T4025] x20: ffff0000e149e880 x19: ffff0000e149e838 x18: 1fffe0003682e78e [ 46.343420][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 46.345343][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002e [ 46.347168][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 46.349158][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002e [ 46.351294][ T4025] x5 : ffff0000e149e8c0 x4 : ffff0000e149c890 x3 : ffff800008ecde28 [ 46.353273][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.355257][ T4025] Call trace: [ 46.356035][ T4025] drop_nlink+0xe8/0x148 [ 46.357073][ T4025] ext2_unlink+0x1b4/0x218 [ 46.358153][ T4025] vfs_unlink+0x2f0/0x508 [ 46.359180][ T4025] do_unlinkat+0x4cc/0x830 [ 46.360284][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 46.361484][ T4025] invoke_syscall+0x98/0x2b8 [ 46.362641][ T4025] el0_svc_common+0x138/0x258 [ 46.363749][ T4025] do_el0_svc+0x58/0x14c [ 46.364773][ T4025] el0_svc+0x7c/0x1f0 [ 46.365704][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 46.367025][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 46.368229][ T4025] irq event stamp: 147806 [ 46.369358][ T4025] hardirqs last enabled at (147805): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 46.372031][ T4025] hardirqs last disabled at (147806): [] el1_dbg+0x24/0x80 [ 46.374172][ T4025] softirqs last enabled at (147648): [] local_bh_enable+0x10/0x34 [ 46.376470][ T4025] softirqs last disabled at (147646): [] local_bh_disable+0x10/0x34 [ 46.378733][ T4025] ---[ end trace 2961a4c42adbbdf9 ]--- executing program [ 46.471833][ T4053] loop0: detected capacity change from 0 to 512 [ 46.525707][ T4053] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 46.539654][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 46.542676][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 46.545117][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 46.547811][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 46.550202][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 46.552712][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 46.555059][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 46.557787][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 46.560211][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 46.562633][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 46.565053][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 46.568426][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 46.571653][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 46.574446][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 46.579797][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 46.581959][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 46.584383][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 46.587100][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 46.589348][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 46.591446][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 46.593811][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 46.596372][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 46.598688][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 46.601098][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 46.603596][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 46.607448][ T4025] ------------[ cut here ]------------ [ 46.608719][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 46.610721][ T4025] Modules linked in: [ 46.611675][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 46.614122][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.616532][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.618477][ T4025] pc : drop_nlink+0xe8/0x148 [ 46.619580][ T4025] lr : drop_nlink+0xe8/0x148 [ 46.620728][ T4025] sp : ffff80001d1a7a00 [ 46.621767][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 46.623815][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 46.625841][ T4025] x23: 1fffe0001be7c0fe x22: dfff800000000000 x21: 0000000000000000 [ 46.627837][ T4025] x20: ffff0000df3e07f0 x19: ffff0000df3e07a8 x18: 1fffe0003682e78e [ 46.629781][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 46.631759][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002e [ 46.633837][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 46.635898][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002e [ 46.637898][ T4025] x5 : ffff0000df3e0830 x4 : ffff0000e14c81c0 x3 : ffff800008ecde28 [ 46.639847][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.641794][ T4025] Call trace: [ 46.642595][ T4025] drop_nlink+0xe8/0x148 [ 46.643690][ T4025] ext2_unlink+0x1b4/0x218 [ 46.644819][ T4025] vfs_unlink+0x2f0/0x508 [ 46.645888][ T4025] do_unlinkat+0x4cc/0x830 [ 46.647035][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 46.648316][ T4025] invoke_syscall+0x98/0x2b8 [ 46.649421][ T4025] el0_svc_common+0x138/0x258 [ 46.650541][ T4025] do_el0_svc+0x58/0x14c [ 46.651628][ T4025] el0_svc+0x7c/0x1f0 [ 46.652641][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 46.653991][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 46.655132][ T4025] irq event stamp: 153624 [ 46.656140][ T4025] hardirqs last enabled at (153623): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 46.658971][ T4025] hardirqs last disabled at (153624): [] el1_dbg+0x24/0x80 [ 46.661159][ T4025] softirqs last enabled at (153458): [] local_bh_enable+0x10/0x34 [ 46.663437][ T4025] softirqs last disabled at (153456): [] local_bh_disable+0x10/0x34 [ 46.665891][ T4025] ---[ end trace 2961a4c42adbbdfa ]--- executing program [ 46.748804][ T4054] loop0: detected capacity change from 0 to 512 [ 46.810900][ T4054] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 46.826763][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 46.829699][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 46.832053][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 46.834344][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 46.837102][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 46.839332][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 46.841842][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 46.844183][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 46.846931][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 46.849332][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 46.851637][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 46.853978][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 46.857307][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 46.860070][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 46.864903][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 46.867944][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 46.870412][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 46.872715][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 46.874823][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 46.878048][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 46.880386][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 46.882811][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 46.885178][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 46.888196][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 46.890787][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 46.894189][ T4025] ------------[ cut here ]------------ [ 46.895775][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 46.898997][ T4025] Modules linked in: [ 46.899951][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 46.902398][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.904954][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.906853][ T4025] pc : drop_nlink+0xe8/0x148 [ 46.908031][ T4025] lr : drop_nlink+0xe8/0x148 [ 46.909135][ T4025] sp : ffff80001d1a7a00 [ 46.910163][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 46.912072][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 46.914218][ T4025] x23: 1fffe0001be7c504 x22: dfff800000000000 x21: 0000000000000000 [ 46.916198][ T4025] x20: ffff0000df3e2820 x19: ffff0000df3e27d8 x18: 1fffe0003682e78e [ 46.918258][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 46.920341][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002e [ 46.922376][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 46.924376][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002e [ 46.926368][ T4025] x5 : ffff0000df3e2860 x4 : ffff0000e14c8ea0 x3 : ffff800008ecde28 [ 46.928357][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.930380][ T4025] Call trace: [ 46.931153][ T4025] drop_nlink+0xe8/0x148 [ 46.932203][ T4025] ext2_unlink+0x1b4/0x218 [ 46.933286][ T4025] vfs_unlink+0x2f0/0x508 [ 46.934397][ T4025] do_unlinkat+0x4cc/0x830 [ 46.935547][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 46.936865][ T4025] invoke_syscall+0x98/0x2b8 [ 46.937976][ T4025] el0_svc_common+0x138/0x258 [ 46.939163][ T4025] do_el0_svc+0x58/0x14c [ 46.940202][ T4025] el0_svc+0x7c/0x1f0 [ 46.941238][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 46.942448][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 46.943585][ T4025] irq event stamp: 158844 [ 46.944657][ T4025] hardirqs last enabled at (158843): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 46.947431][ T4025] hardirqs last disabled at (158844): [] el1_dbg+0x24/0x80 [ 46.949630][ T4025] softirqs last enabled at (158576): [] handle_softirqs+0xb88/0xdbc [ 46.952083][ T4025] softirqs last disabled at (158557): [] __irq_exit_rcu+0x268/0x4d8 [ 46.954497][ T4025] ---[ end trace 2961a4c42adbbdfb ]--- executing program [ 47.027313][ T4055] loop0: detected capacity change from 0 to 512 [ 47.031269][ T4055] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 47.045742][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 47.048967][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 47.051385][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 47.053714][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 47.056785][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 47.059159][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 47.061378][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 47.063641][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 47.065906][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 47.068563][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 47.070852][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 47.073249][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 47.076504][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 47.079214][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 47.083926][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 47.086695][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 47.088958][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 47.091253][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 47.093524][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 47.095778][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 47.098483][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 47.100778][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 47.103188][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 47.105709][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 47.108905][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 47.112273][ T4025] ------------[ cut here ]------------ [ 47.113623][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 47.115673][ T4025] Modules linked in: [ 47.116646][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 47.119192][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 47.121559][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.123493][ T4025] pc : drop_nlink+0xe8/0x148 [ 47.124639][ T4025] lr : drop_nlink+0xe8/0x148 [ 47.125823][ T4025] sp : ffff80001d1a7a00 [ 47.126862][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 47.128820][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 47.130797][ T4025] x23: 1fffe0001c2995d2 x22: dfff800000000000 x21: 0000000000000000 [ 47.132783][ T4025] x20: ffff0000e14cae90 x19: ffff0000e14cae48 x18: 1fffe0003683298e [ 47.134762][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 47.136750][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f [ 47.138763][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 47.140725][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f [ 47.142779][ T4025] x5 : ffff0000e14caed0 x4 : ffff0000e14c9510 x3 : ffff800008ecde28 [ 47.144869][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.146977][ T4025] Call trace: [ 47.147778][ T4025] drop_nlink+0xe8/0x148 [ 47.148863][ T4025] ext2_unlink+0x1b4/0x218 [ 47.149917][ T4025] vfs_unlink+0x2f0/0x508 [ 47.151006][ T4025] do_unlinkat+0x4cc/0x830 [ 47.152116][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 47.153345][ T4025] invoke_syscall+0x98/0x2b8 [ 47.154486][ T4025] el0_svc_common+0x138/0x258 [ 47.155644][ T4025] do_el0_svc+0x58/0x14c [ 47.156740][ T4025] el0_svc+0x7c/0x1f0 [ 47.157765][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.159102][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.160214][ T4025] irq event stamp: 163546 [ 47.161277][ T4025] hardirqs last enabled at (163545): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 47.163868][ T4025] hardirqs last disabled at (163546): [] el1_dbg+0x24/0x80 [ 47.166092][ T4025] softirqs last enabled at (163382): [] local_bh_enable+0x10/0x34 [ 47.168431][ T4025] softirqs last disabled at (163380): [] local_bh_disable+0x10/0x34 [ 47.170812][ T4025] ---[ end trace 2961a4c42adbbdfc ]--- executing program [ 47.231702][ T4056] loop0: detected capacity change from 0 to 512 [ 47.264698][ T4056] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 47.290518][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 47.293482][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 47.295837][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 47.298563][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 47.300878][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 47.303269][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 47.305662][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 47.308797][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 47.311289][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 47.313682][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 47.316312][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 47.318708][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 47.321888][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 47.324651][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 47.329834][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 47.332037][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 47.334418][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 47.336854][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 47.339251][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 47.341745][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 47.344047][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 47.346659][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 47.349010][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 47.351379][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 47.353948][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 47.357918][ T4025] ------------[ cut here ]------------ [ 47.359276][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 47.361253][ T4025] Modules linked in: [ 47.362258][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 47.364660][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 47.367256][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.369184][ T4025] pc : drop_nlink+0xe8/0x148 [ 47.370362][ T4025] lr : drop_nlink+0xe8/0x148 [ 47.371551][ T4025] sp : ffff80001d1a7a00 [ 47.372596][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 47.374641][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 47.376696][ T4025] x23: 1fffe0001c299aa6 x22: dfff800000000000 x21: 0000000000000000 [ 47.378739][ T4025] x20: ffff0000e14cd530 x19: ffff0000e14cd4e8 x18: 1fffe0003683298e [ 47.380811][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 47.382836][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f [ 47.384868][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 47.386903][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f [ 47.388928][ T4025] x5 : ffff0000e14cd570 x4 : ffff0000e14cb540 x3 : ffff800008ecde28 [ 47.391046][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.393049][ T4025] Call trace: [ 47.393966][ T4025] drop_nlink+0xe8/0x148 [ 47.395134][ T4025] ext2_unlink+0x1b4/0x218 [ 47.396299][ T4025] vfs_unlink+0x2f0/0x508 [ 47.397391][ T4025] do_unlinkat+0x4cc/0x830 [ 47.398487][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 47.399784][ T4025] invoke_syscall+0x98/0x2b8 [ 47.400984][ T4025] el0_svc_common+0x138/0x258 [ 47.402234][ T4025] do_el0_svc+0x58/0x14c [ 47.403307][ T4025] el0_svc+0x7c/0x1f0 [ 47.404246][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.405478][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.406643][ T4025] irq event stamp: 168926 [ 47.407751][ T4025] hardirqs last enabled at (168925): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 47.410529][ T4025] hardirqs last disabled at (168926): [] el1_dbg+0x24/0x80 [ 47.412929][ T4025] softirqs last enabled at (168780): [] local_bh_enable+0x10/0x34 [ 47.415393][ T4025] softirqs last disabled at (168778): [] local_bh_disable+0x10/0x34 [ 47.417914][ T4025] ---[ end trace 2961a4c42adbbdfd ]--- executing program [ 47.487226][ T4057] loop0: detected capacity change from 0 to 512 [ 47.491276][ T4057] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 47.507327][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 47.510142][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 47.512486][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 47.514799][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 47.517777][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 47.520091][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 47.522437][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 47.524940][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 47.527628][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 47.530024][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 47.532407][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 47.534902][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 47.538243][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 47.541013][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 47.545772][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 47.548697][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 47.551102][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 47.553523][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 47.555952][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 47.558970][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 47.561403][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 47.563734][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 47.566333][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 47.568893][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 47.571443][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 47.574886][ T4025] ------------[ cut here ]------------ [ 47.576171][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 47.578324][ T4025] Modules linked in: [ 47.579280][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 47.581713][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 47.584265][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.586158][ T4025] pc : drop_nlink+0xe8/0x148 [ 47.587349][ T4025] lr : drop_nlink+0xe8/0x148 [ 47.588458][ T4025] sp : ffff80001d1a7a00 [ 47.589471][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 47.591477][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 47.593506][ T4025] x23: 1fffe0001be7c90a x22: dfff800000000000 x21: 0000000000000000 [ 47.595545][ T4025] x20: ffff0000df3e4850 x19: ffff0000df3e4808 x18: 1fffe0003682e78e [ 47.597544][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 47.599501][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f [ 47.601486][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 47.603452][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f [ 47.605390][ T4025] x5 : ffff0000df3e4890 x4 : ffff0000e14cdbe0 x3 : ffff800008ecde28 [ 47.607408][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.609472][ T4025] Call trace: [ 47.610319][ T4025] drop_nlink+0xe8/0x148 [ 47.611342][ T4025] ext2_unlink+0x1b4/0x218 [ 47.612459][ T4025] vfs_unlink+0x2f0/0x508 [ 47.613570][ T4025] do_unlinkat+0x4cc/0x830 [ 47.614688][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 47.615930][ T4025] invoke_syscall+0x98/0x2b8 [ 47.617084][ T4025] el0_svc_common+0x138/0x258 [ 47.618251][ T4025] do_el0_svc+0x58/0x14c [ 47.619286][ T4025] el0_svc+0x7c/0x1f0 [ 47.620244][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.621492][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.622618][ T4025] irq event stamp: 173926 [ 47.623721][ T4025] hardirqs last enabled at (173925): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 47.626453][ T4025] hardirqs last disabled at (173926): [] el1_dbg+0x24/0x80 [ 47.628685][ T4025] softirqs last enabled at (173766): [] local_bh_enable+0x10/0x34 [ 47.631017][ T4025] softirqs last disabled at (173764): [] local_bh_disable+0x10/0x34 [ 47.633395][ T4025] ---[ end trace 2961a4c42adbbdfe ]--- executing program [ 47.688271][ T4058] loop0: detected capacity change from 0 to 512 [ 47.691807][ T4058] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 47.706710][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 47.709513][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 47.711783][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 47.714126][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 47.716844][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 47.719252][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 47.721671][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 47.724062][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 47.728215][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 47.730699][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 47.733151][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 47.735527][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 47.738909][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 47.741790][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 47.746805][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 47.749232][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 47.751679][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 47.754062][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 47.756789][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 47.759328][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 47.761837][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 47.764180][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 47.766867][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 47.769271][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 47.771918][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 47.775324][ T4025] ------------[ cut here ]------------ [ 47.776695][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 47.778754][ T4025] Modules linked in: [ 47.779740][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 47.782305][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 47.784881][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.786869][ T4025] pc : drop_nlink+0xe8/0x148 [ 47.788098][ T4025] lr : drop_nlink+0xe8/0x148 [ 47.789274][ T4025] sp : ffff80001d1a7a00 [ 47.790392][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 47.792512][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 47.794605][ T4025] x23: 1fffe0001be7cc42 x22: dfff800000000000 x21: 0000000000000000 [ 47.796619][ T4025] x20: ffff0000df3e6210 x19: ffff0000df3e61c8 x18: 1fffe0003682e78e [ 47.798557][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 47.800581][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f [ 47.802599][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 47.804612][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f [ 47.806737][ T4025] x5 : ffff0000df3e6250 x4 : ffff0000e14ce8c0 x3 : ffff800008ecde28 [ 47.808862][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.810916][ T4025] Call trace: [ 47.811709][ T4025] drop_nlink+0xe8/0x148 [ 47.812820][ T4025] ext2_unlink+0x1b4/0x218 [ 47.813956][ T4025] vfs_unlink+0x2f0/0x508 [ 47.815098][ T4025] do_unlinkat+0x4cc/0x830 [ 47.816114][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 47.817392][ T4025] invoke_syscall+0x98/0x2b8 [ 47.818561][ T4025] el0_svc_common+0x138/0x258 [ 47.819748][ T4025] do_el0_svc+0x58/0x14c [ 47.820790][ T4025] el0_svc+0x7c/0x1f0 [ 47.821763][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 47.823060][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 47.824224][ T4025] irq event stamp: 179192 [ 47.825315][ T4025] hardirqs last enabled at (179191): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 47.828071][ T4025] hardirqs last disabled at (179192): [] el1_dbg+0x24/0x80 [ 47.830299][ T4025] softirqs last enabled at (179026): [] local_bh_enable+0x10/0x34 [ 47.832674][ T4025] softirqs last disabled at (179024): [] local_bh_disable+0x10/0x34 [ 47.835195][ T4025] ---[ end trace 2961a4c42adbbdff ]--- executing program [ 47.931681][ T4059] loop0: detected capacity change from 0 to 512 [ 47.936419][ T4059] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 47.947154][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 47.950065][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 47.952716][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 47.955265][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 47.958827][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 47.961682][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 47.964104][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 47.967843][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 47.970293][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 47.972667][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 47.975095][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 47.977972][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 47.981257][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 47.984172][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 47.989115][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 47.991499][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 47.993859][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 47.996810][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 47.999068][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 48.001485][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 48.003978][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 48.006557][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 48.008894][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 48.011357][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 48.014170][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 48.018191][ T4025] ------------[ cut here ]------------ [ 48.019576][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 48.021571][ T4025] Modules linked in: [ 48.022580][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 48.025034][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 48.027694][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.029776][ T4025] pc : drop_nlink+0xe8/0x148 [ 48.031002][ T4025] lr : drop_nlink+0xe8/0x148 [ 48.032217][ T4025] sp : ffff80001d1a7a00 [ 48.033323][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 48.035487][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 48.037471][ T4025] x23: 1fffe0001c29b0fe x22: dfff800000000000 x21: 0000000000000000 [ 48.039566][ T4025] x20: ffff0000e14d87f0 x19: ffff0000e14d87a8 x18: 1fffe0003683298e [ 48.041606][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 48.043598][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 000000000000002f [ 48.045638][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 48.047705][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 000000000000002f [ 48.049693][ T4025] x5 : ffff0000e14d8830 x4 : ffff0000df3e68c0 x3 : ffff800008ecde28 [ 48.051752][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.053573][ T4025] Call trace: [ 48.054425][ T4025] drop_nlink+0xe8/0x148 [ 48.055526][ T4025] ext2_unlink+0x1b4/0x218 [ 48.056652][ T4025] vfs_unlink+0x2f0/0x508 [ 48.057764][ T4025] do_unlinkat+0x4cc/0x830 [ 48.058856][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 48.060088][ T4025] invoke_syscall+0x98/0x2b8 [ 48.061351][ T4025] el0_svc_common+0x138/0x258 [ 48.062568][ T4025] do_el0_svc+0x58/0x14c [ 48.063645][ T4025] el0_svc+0x7c/0x1f0 [ 48.064614][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 48.065847][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 48.066965][ T4025] irq event stamp: 184342 [ 48.068029][ T4025] hardirqs last enabled at (184341): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 48.070811][ T4025] hardirqs last disabled at (184342): [] el1_dbg+0x24/0x80 [ 48.073003][ T4025] softirqs last enabled at (184184): [] local_bh_enable+0x10/0x34 [ 48.075432][ T4025] softirqs last disabled at (184182): [] local_bh_disable+0x10/0x34 [ 48.077814][ T4025] ---[ end trace 2961a4c42adbbe00 ]--- executing program [ 48.128737][ T4060] loop0: detected capacity change from 0 to 512 [ 48.134680][ T4060] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 48.147809][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 48.150795][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 48.153203][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 48.155503][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 48.159070][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 48.161502][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 48.163799][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 48.166293][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 48.168850][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 48.171059][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 48.173508][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 48.175862][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 48.179339][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 48.182255][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 48.188338][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 48.190623][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 48.192987][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 48.195408][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 48.197983][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 48.200416][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 48.202662][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 48.204959][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 48.207500][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 48.209932][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 48.212594][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 48.216098][ T4025] ------------[ cut here ]------------ [ 48.217576][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 48.219432][ T4025] Modules linked in: [ 48.220408][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 48.222779][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 48.225184][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.227067][ T4025] pc : drop_nlink+0xe8/0x148 [ 48.228236][ T4025] lr : drop_nlink+0xe8/0x148 [ 48.229395][ T4025] sp : ffff80001d1a7a00 [ 48.230475][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 48.232588][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 48.234649][ T4025] x23: 1fffe0001c2a629a x22: dfff800000000000 x21: 0000000000000000 [ 48.236675][ T4025] x20: ffff0000e15314d0 x19: ffff0000e1531488 x18: 1fffe0003682e78e [ 48.238624][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 48.240707][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000030 [ 48.242766][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 48.244839][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000030 [ 48.246734][ T4025] x5 : ffff0000e1531510 x4 : ffff0000e14d8ea0 x3 : ffff800008ecde28 [ 48.248590][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.250692][ T4025] Call trace: [ 48.251556][ T4025] drop_nlink+0xe8/0x148 [ 48.252715][ T4025] ext2_unlink+0x1b4/0x218 [ 48.253860][ T4025] vfs_unlink+0x2f0/0x508 [ 48.254952][ T4025] do_unlinkat+0x4cc/0x830 [ 48.256090][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 48.257358][ T4025] invoke_syscall+0x98/0x2b8 [ 48.258528][ T4025] el0_svc_common+0x138/0x258 [ 48.259705][ T4025] do_el0_svc+0x58/0x14c [ 48.260856][ T4025] el0_svc+0x7c/0x1f0 [ 48.261874][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 48.263159][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 48.264285][ T4025] irq event stamp: 190296 [ 48.265418][ T4025] hardirqs last enabled at (190295): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 48.268286][ T4025] hardirqs last disabled at (190296): [] el1_dbg+0x24/0x80 [ 48.270590][ T4025] softirqs last enabled at (190122): [] local_bh_enable+0x10/0x34 [ 48.273044][ T4025] softirqs last disabled at (190120): [] local_bh_disable+0x10/0x34 [ 48.275434][ T4025] ---[ end trace 2961a4c42adbbe01 ]--- executing program [ 48.331472][ T4061] loop0: detected capacity change from 0 to 512 [ 48.359281][ T4061] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 48.370382][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 48.373358][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 48.376624][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 48.379195][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 48.381841][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 48.384510][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 48.387482][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 48.389967][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 48.392590][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 48.394987][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 48.397988][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 48.400379][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 48.403884][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 48.407807][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 48.413072][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 48.415483][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 48.418718][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 48.421198][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 48.423742][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 48.426658][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 48.429073][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 48.431516][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 48.433842][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 48.436763][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 48.439469][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 48.443085][ T4025] ------------[ cut here ]------------ [ 48.444397][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 48.446445][ T4025] Modules linked in: [ 48.447442][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 48.450046][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 48.452632][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.454537][ T4025] pc : drop_nlink+0xe8/0x148 [ 48.455793][ T4025] lr : drop_nlink+0xe8/0x148 [ 48.456933][ T4025] sp : ffff80001d1a7a00 [ 48.457964][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 48.460091][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 48.462127][ T4025] x23: 1fffe0001c2a66a0 x22: dfff800000000000 x21: 0000000000000000 [ 48.464103][ T4025] x20: ffff0000e1533500 x19: ffff0000e15334b8 x18: 1fffe0003682e78e [ 48.466121][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 48.468130][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000030 [ 48.470214][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 48.472276][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000030 [ 48.474382][ T4025] x5 : ffff0000e1533540 x4 : ffff0000e1531b80 x3 : ffff800008ecde28 [ 48.476271][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.478308][ T4025] Call trace: [ 48.479120][ T4025] drop_nlink+0xe8/0x148 [ 48.480176][ T4025] ext2_unlink+0x1b4/0x218 [ 48.481185][ T4025] vfs_unlink+0x2f0/0x508 [ 48.482293][ T4025] do_unlinkat+0x4cc/0x830 [ 48.483339][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 48.484594][ T4025] invoke_syscall+0x98/0x2b8 [ 48.485787][ T4025] el0_svc_common+0x138/0x258 [ 48.486958][ T4025] do_el0_svc+0x58/0x14c [ 48.488029][ T4025] el0_svc+0x7c/0x1f0 [ 48.489006][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 48.490228][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 48.491405][ T4025] irq event stamp: 195440 [ 48.492451][ T4025] hardirqs last enabled at (195439): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 48.495146][ T4025] hardirqs last disabled at (195440): [] el1_dbg+0x24/0x80 [ 48.497346][ T4025] softirqs last enabled at (195174): [] handle_softirqs+0xb88/0xdbc [ 48.499740][ T4025] softirqs last disabled at (195137): [] __irq_exit_rcu+0x268/0x4d8 [ 48.502167][ T4025] ---[ end trace 2961a4c42adbbe02 ]--- executing program [ 48.571388][ T4062] loop0: detected capacity change from 0 to 512 [ 48.687612][ T4062] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 48.699767][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 48.702666][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 48.705418][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 48.707996][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 48.710455][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 48.712900][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 48.715352][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 48.718542][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 48.721026][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 48.723417][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 48.725897][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 48.728690][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 48.731916][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 48.734790][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 48.739785][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 48.742398][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 48.744982][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 48.747704][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 48.750182][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 48.752463][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 48.754891][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 48.757671][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 48.760163][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 48.762753][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 48.765466][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 48.770245][ T4025] ------------[ cut here ]------------ [ 48.771619][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 48.773421][ T4025] Modules linked in: [ 48.774380][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 48.776872][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 48.779382][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.781413][ T4025] pc : drop_nlink+0xe8/0x148 [ 48.782627][ T4025] lr : drop_nlink+0xe8/0x148 [ 48.783816][ T4025] sp : ffff80001d1a7a00 [ 48.784885][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 48.786891][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 48.788840][ T4025] x23: 1fffe0001c29b83c x22: dfff800000000000 x21: 0000000000000000 [ 48.790796][ T4025] x20: ffff0000e14dc1e0 x19: ffff0000e14dc198 x18: 1fffe0003682e78e [ 48.792741][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 48.794844][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000030 [ 48.796859][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 48.798866][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000030 [ 48.800845][ T4025] x5 : ffff0000e14dc220 x4 : ffff0000e14da1f0 x3 : ffff800008ecde28 [ 48.802833][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.804908][ T4025] Call trace: [ 48.805771][ T4025] drop_nlink+0xe8/0x148 [ 48.806901][ T4025] ext2_unlink+0x1b4/0x218 [ 48.807943][ T4025] vfs_unlink+0x2f0/0x508 [ 48.809044][ T4025] do_unlinkat+0x4cc/0x830 [ 48.810117][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 48.811371][ T4025] invoke_syscall+0x98/0x2b8 [ 48.812520][ T4025] el0_svc_common+0x138/0x258 [ 48.813691][ T4025] do_el0_svc+0x58/0x14c [ 48.814736][ T4025] el0_svc+0x7c/0x1f0 [ 48.815714][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 48.816938][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 48.818129][ T4025] irq event stamp: 201178 [ 48.819186][ T4025] hardirqs last enabled at (201177): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 48.821913][ T4025] hardirqs last disabled at (201178): [] el1_dbg+0x24/0x80 [ 48.823937][ T4025] softirqs last enabled at (201060): [] local_bh_enable+0x10/0x34 [ 48.826331][ T4025] softirqs last disabled at (201058): [] local_bh_disable+0x10/0x34 [ 48.828775][ T4025] ---[ end trace 2961a4c42adbbe03 ]--- executing program [ 48.897615][ T4063] loop0: detected capacity change from 0 to 512 [ 48.906565][ T4063] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 48.930254][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 48.933101][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 48.935461][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 48.938392][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 48.940744][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 48.943106][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 48.945469][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 48.948350][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 48.950706][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 48.953098][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 48.955437][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 48.958413][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 48.961496][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 48.964234][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 48.970550][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 48.972892][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 48.975331][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 48.978031][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 48.980454][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 48.982923][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 48.985249][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 48.988084][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 48.990386][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 48.992826][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 48.995430][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 48.999240][ T4025] ------------[ cut here ]------------ [ 49.000657][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 49.002692][ T4025] Modules linked in: [ 49.003625][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 49.005972][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 49.008509][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.010575][ T4025] pc : drop_nlink+0xe8/0x148 [ 49.011732][ T4025] lr : drop_nlink+0xe8/0x148 [ 49.012837][ T4025] sp : ffff80001d1a7a00 [ 49.013841][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 49.015818][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 49.017884][ T4025] x23: 1fffe0001c29bd10 x22: dfff800000000000 x21: 0000000000000000 [ 49.019973][ T4025] x20: ffff0000e14de880 x19: ffff0000e14de838 x18: 1fffe0003683298e [ 49.021991][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 49.024096][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000030 [ 49.026113][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 49.028148][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000030 [ 49.030218][ T4025] x5 : ffff0000e14de8c0 x4 : ffff0000e14dc890 x3 : ffff800008ecde28 [ 49.032305][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 49.034379][ T4025] Call trace: [ 49.035154][ T4025] drop_nlink+0xe8/0x148 [ 49.036235][ T4025] ext2_unlink+0x1b4/0x218 [ 49.037328][ T4025] vfs_unlink+0x2f0/0x508 [ 49.038428][ T4025] do_unlinkat+0x4cc/0x830 [ 49.039609][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 49.040913][ T4025] invoke_syscall+0x98/0x2b8 [ 49.042097][ T4025] el0_svc_common+0x138/0x258 [ 49.043329][ T4025] do_el0_svc+0x58/0x14c [ 49.044377][ T4025] el0_svc+0x7c/0x1f0 [ 49.045372][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 49.046603][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 49.047712][ T4025] irq event stamp: 206804 [ 49.048841][ T4025] hardirqs last enabled at (206803): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 49.051561][ T4025] hardirqs last disabled at (206804): [] el1_dbg+0x24/0x80 [ 49.053682][ T4025] softirqs last enabled at (206648): [] local_bh_enable+0x10/0x34 [ 49.056126][ T4025] softirqs last disabled at (206646): [] local_bh_disable+0x10/0x34 [ 49.058527][ T4025] ---[ end trace 2961a4c42adbbe04 ]--- executing program [ 49.127349][ T4064] loop0: detected capacity change from 0 to 512 [ 49.131577][ T4064] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 49.145896][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 49.149053][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 49.151431][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 49.153778][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 49.157365][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 49.159718][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 49.162040][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 49.164357][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 49.166819][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 49.169262][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 49.171470][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 49.173870][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 49.177162][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 49.180247][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 49.185277][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 49.188211][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 49.190541][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 49.192806][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 49.194967][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 49.197628][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 49.199911][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 49.202236][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 49.204481][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 49.207280][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 49.209764][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 49.213050][ T4025] ------------[ cut here ]------------ [ 49.214342][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 49.216217][ T4025] Modules linked in: [ 49.217142][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 49.219524][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 49.221935][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.223811][ T4025] pc : drop_nlink+0xe8/0x148 [ 49.224965][ T4025] lr : drop_nlink+0xe8/0x148 [ 49.226057][ T4025] sp : ffff80001d1a7a00 [ 49.227024][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 49.228992][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 49.230975][ T4025] x23: 1fffe0001c2a6aa6 x22: dfff800000000000 x21: 0000000000000000 [ 49.232924][ T4025] x20: ffff0000e1535530 x19: ffff0000e15354e8 x18: 1fffe0003682e78e [ 49.234828][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 49.236763][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000031 [ 49.238712][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 49.240670][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000031 [ 49.242576][ T4025] x5 : ffff0000e1535570 x4 : ffff0000e1533bb0 x3 : ffff800008ecde28 [ 49.244543][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 49.246431][ T4025] Call trace: [ 49.247254][ T4025] drop_nlink+0xe8/0x148 [ 49.248308][ T4025] ext2_unlink+0x1b4/0x218 [ 49.249409][ T4025] vfs_unlink+0x2f0/0x508 [ 49.250481][ T4025] do_unlinkat+0x4cc/0x830 [ 49.251565][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 49.252807][ T4025] invoke_syscall+0x98/0x2b8 [ 49.253908][ T4025] el0_svc_common+0x138/0x258 [ 49.255015][ T4025] do_el0_svc+0x58/0x14c [ 49.256113][ T4025] el0_svc+0x7c/0x1f0 [ 49.256975][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 49.258152][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 49.259251][ T4025] irq event stamp: 211608 [ 49.260251][ T4025] hardirqs last enabled at (211607): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 49.262872][ T4025] hardirqs last disabled at (211608): [] el1_dbg+0x24/0x80 [ 49.264945][ T4025] softirqs last enabled at (211452): [] local_bh_enable+0x10/0x34 [ 49.267260][ T4025] softirqs last disabled at (211450): [] local_bh_disable+0x10/0x34 [ 49.269709][ T4025] ---[ end trace 2961a4c42adbbe05 ]--- executing program [ 49.347605][ T4065] loop0: detected capacity change from 0 to 512 [ 49.351340][ T4065] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 49.364940][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 49.368686][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 49.371001][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 49.373440][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 49.375814][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 49.378297][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 49.380717][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 49.383183][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 49.385448][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 49.388245][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 49.390701][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 49.393051][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 49.397244][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 49.400045][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 49.404857][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 49.407616][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 49.410045][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 49.412323][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 49.414604][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 49.417235][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 49.419514][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 49.421919][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 49.424386][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 49.427096][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 49.429770][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 49.433220][ T4025] ------------[ cut here ]------------ [ 49.434549][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 49.436566][ T4025] Modules linked in: [ 49.437617][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 49.440251][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 49.442768][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.444786][ T4025] pc : drop_nlink+0xe8/0x148 [ 49.445949][ T4025] lr : drop_nlink+0xe8/0x148 [ 49.447054][ T4025] sp : ffff80001d1a7a00 [ 49.448100][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 49.450188][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 49.452271][ T4025] x23: 1fffe0001c2a7030 x22: dfff800000000000 x21: 0000000000000000 [ 49.454345][ T4025] x20: ffff0000e1538180 x19: ffff0000e1538138 x18: 1fffe0003682e78e [ 49.456302][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 49.458305][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000031 [ 49.460429][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 49.462513][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000031 [ 49.464569][ T4025] x5 : ffff0000e15381c0 x4 : ffff0000e1535be0 x3 : ffff800008ecde28 [ 49.466599][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 49.468741][ T4025] Call trace: [ 49.469591][ T4025] drop_nlink+0xe8/0x148 [ 49.470657][ T4025] ext2_unlink+0x1b4/0x218 [ 49.471786][ T4025] vfs_unlink+0x2f0/0x508 [ 49.472999][ T4025] do_unlinkat+0x4cc/0x830 [ 49.474072][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 49.475348][ T4025] invoke_syscall+0x98/0x2b8 [ 49.476510][ T4025] el0_svc_common+0x138/0x258 [ 49.477700][ T4025] do_el0_svc+0x58/0x14c [ 49.478847][ T4025] el0_svc+0x7c/0x1f0 [ 49.479851][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 49.481148][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 49.482258][ T4025] irq event stamp: 216586 [ 49.483336][ T4025] hardirqs last enabled at (216585): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 49.486111][ T4025] hardirqs last disabled at (216586): [] el1_dbg+0x24/0x80 [ 49.488387][ T4025] softirqs last enabled at (216408): [] local_bh_enable+0x10/0x34 [ 49.490803][ T4025] softirqs last disabled at (216406): [] local_bh_disable+0x10/0x34 [ 49.493194][ T4025] ---[ end trace 2961a4c42adbbe06 ]--- executing program [ 49.548366][ T4066] loop0: detected capacity change from 0 to 512 [ 49.627629][ T4066] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 49.645611][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 49.648862][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 49.651244][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 49.653581][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 49.655977][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 49.658864][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 49.661324][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 49.663795][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 49.666885][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 49.669291][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 49.671683][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 49.674170][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 49.678337][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 49.681407][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 49.686604][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 49.689070][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 49.691504][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 49.693971][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 49.697066][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 49.699684][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 49.702198][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 49.704624][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 49.707472][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 49.709865][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 49.712451][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 49.715852][ T4025] ------------[ cut here ]------------ [ 49.717312][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 49.719307][ T4025] Modules linked in: [ 49.720250][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 49.722788][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 49.725366][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.727292][ T4025] pc : drop_nlink+0xe8/0x148 [ 49.728461][ T4025] lr : drop_nlink+0xe8/0x148 [ 49.729651][ T4025] sp : ffff80001d1a7a00 [ 49.730686][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 49.732648][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 49.734687][ T4025] x23: 1fffe0001c2ad368 x22: dfff800000000000 x21: 0000000000000000 [ 49.736639][ T4025] x20: ffff0000e1569b40 x19: ffff0000e1569af8 x18: 1fffe0003683298e [ 49.738657][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 49.740649][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000031 [ 49.742589][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 49.744619][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000031 [ 49.746610][ T4025] x5 : ffff0000e1569b80 x4 : ffff0000e14df5a0 x3 : ffff800008ecde28 [ 49.748604][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 49.750637][ T4025] Call trace: [ 49.751456][ T4025] drop_nlink+0xe8/0x148 [ 49.752509][ T4025] ext2_unlink+0x1b4/0x218 [ 49.753564][ T4025] vfs_unlink+0x2f0/0x508 [ 49.754689][ T4025] do_unlinkat+0x4cc/0x830 [ 49.755901][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 49.757204][ T4025] invoke_syscall+0x98/0x2b8 [ 49.758425][ T4025] el0_svc_common+0x138/0x258 [ 49.759524][ T4025] do_el0_svc+0x58/0x14c [ 49.760578][ T4025] el0_svc+0x7c/0x1f0 [ 49.761638][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 49.762829][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 49.763984][ T4025] irq event stamp: 222094 [ 49.765062][ T4025] hardirqs last enabled at (222093): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 49.767740][ T4025] hardirqs last disabled at (222094): [] el1_dbg+0x24/0x80 [ 49.770014][ T4025] softirqs last enabled at (221942): [] local_bh_enable+0x10/0x34 [ 49.772392][ T4025] softirqs last disabled at (221940): [] local_bh_disable+0x10/0x34 [ 49.774744][ T4025] ---[ end trace 2961a4c42adbbe07 ]--- executing program [ 49.837225][ T4067] loop0: detected capacity change from 0 to 512 [ 49.841144][ T4067] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 49.855827][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 49.859258][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 49.861508][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 49.863846][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 49.867091][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 49.869260][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 49.871527][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 49.873855][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 49.877362][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 49.879634][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 49.881971][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 49.884192][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 49.888200][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 49.890990][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 49.895670][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 49.898371][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 49.900679][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 49.902962][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 49.905224][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 49.907914][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 49.910346][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 49.912652][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 49.915034][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 49.917765][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 49.920348][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 49.923738][ T4025] ------------[ cut here ]------------ [ 49.925089][ T4025] WARNING: CPU: 0 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 49.927201][ T4025] Modules linked in: [ 49.928146][ T4025] CPU: 0 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 49.930659][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 49.933201][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.935097][ T4025] pc : drop_nlink+0xe8/0x148 [ 49.936256][ T4025] lr : drop_nlink+0xe8/0x148 [ 49.937473][ T4025] sp : ffff80001d1a7a00 [ 49.938557][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 49.940555][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 49.942682][ T4025] x23: 1fffe0001c2a7368 x22: dfff800000000000 x21: 0000000000000000 [ 49.944733][ T4025] x20: ffff0000e1539b40 x19: ffff0000e1539af8 x18: 1fffe0003682e78e [ 49.946779][ T4025] x17: 1fffe0003682e78e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 49.948825][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000031 [ 49.950875][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 49.952873][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000031 [ 49.954903][ T4025] x5 : ffff0000e1539b80 x4 : ffff0000e156a1f0 x3 : ffff800008ecde28 [ 49.956974][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 49.958965][ T4025] Call trace: [ 49.959808][ T4025] drop_nlink+0xe8/0x148 [ 49.960848][ T4025] ext2_unlink+0x1b4/0x218 [ 49.961952][ T4025] vfs_unlink+0x2f0/0x508 [ 49.963053][ T4025] do_unlinkat+0x4cc/0x830 [ 49.964166][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 49.965376][ T4025] invoke_syscall+0x98/0x2b8 [ 49.966458][ T4025] el0_svc_common+0x138/0x258 [ 49.967626][ T4025] do_el0_svc+0x58/0x14c [ 49.968647][ T4025] el0_svc+0x7c/0x1f0 [ 49.969607][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 49.970878][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 49.972003][ T4025] irq event stamp: 227080 [ 49.973068][ T4025] hardirqs last enabled at (227079): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 49.975976][ T4025] hardirqs last disabled at (227080): [] el1_dbg+0x24/0x80 [ 49.978234][ T4025] softirqs last enabled at (226924): [] local_bh_enable+0x10/0x34 [ 49.980647][ T4025] softirqs last disabled at (226922): [] local_bh_disable+0x10/0x34 [ 49.982963][ T4025] ---[ end trace 2961a4c42adbbe08 ]--- executing program [ 50.066739][ T4068] loop0: detected capacity change from 0 to 512 [ 50.070421][ T4068] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 50.079616][ T4025] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 50.083229][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 50.085557][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 50.088124][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 50.090468][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 50.092671][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 50.095091][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 50.098277][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 50.100549][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 50.102976][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 50.105339][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 50.108536][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 50.111789][ T4025] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 50.114500][ T4025] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 50.121008][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 50.123289][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 50.125689][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 50.128415][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 50.130711][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 50.133003][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 50.135355][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 50.137926][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 50.140180][ T4025] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 50.142582][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 50.145237][ T4025] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 50.148971][ T4025] ------------[ cut here ]------------ [ 50.150234][ T4025] WARNING: CPU: 1 PID: 4025 at fs/inode.c:332 drop_nlink+0xe8/0x148 [ 50.152034][ T4025] Modules linked in: [ 50.153054][ T4025] CPU: 1 PID: 4025 Comm: syz-executor206 Tainted: G W 5.15.179-syzkaller #0 [ 50.155490][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 50.158055][ T4025] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 50.159942][ T4025] pc : drop_nlink+0xe8/0x148 [ 50.161031][ T4025] lr : drop_nlink+0xe8/0x148 [ 50.162122][ T4025] sp : ffff80001d1a7a00 [ 50.163105][ T4025] x29: ffff80001d1a7a00 x28: 1ffff00003a34f50 x27: 1ffff00003a34f4c [ 50.165019][ T4025] x26: dfff800000000000 x25: ffff700003a34f48 x24: ffff80001d1a7a80 [ 50.167089][ T4025] x23: 1fffe0001c2ad90a x22: dfff800000000000 x21: 0000000000000000 [ 50.169049][ T4025] x20: ffff0000e156c850 x19: ffff0000e156c808 x18: 1fffe0003683298e [ 50.171044][ T4025] x17: 1fffe0003683298e x16: ffff800011b5ac80 x15: ffff800014c0f2a0 [ 50.172940][ T4025] x14: 1ffff0000296e06c x13: 0000000000000000 x12: 0000000000000032 [ 50.174946][ T4025] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d66e9b40 [ 50.176947][ T4025] x8 : ffff8000089ec1a4 x7 : 0000000000000000 x6 : 0000000000000032 [ 50.179089][ T4025] x5 : ffff0000e156c890 x4 : ffff0000e156aed0 x3 : ffff800008ecde28 [ 50.181180][ T4025] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.183239][ T4025] Call trace: [ 50.184052][ T4025] drop_nlink+0xe8/0x148 [ 50.185158][ T4025] ext2_unlink+0x1b4/0x218 [ 50.186282][ T4025] vfs_unlink+0x2f0/0x508 [ 50.187443][ T4025] do_unlinkat+0x4cc/0x830 [ 50.188493][ T4025] __arm64_sys_unlinkat+0xcc/0xfc [ 50.189785][ T4025] invoke_syscall+0x98/0x2b8 [ 50.190932][ T4025] el0_svc_common+0x138/0x258 [ 50.192111][ T4025] do_el0_svc+0x58/0x14c [ 50.193235][ T4025] el0_svc+0x7c/0x1f0 [ 50.194276][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 50.195497][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 50.196642][ T4025] irq event stamp: 231994 [ 50.197727][ T4025] hardirqs last enabled at (231993): [] seqcount_lockdep_reader_access+0x208/0x2cc [ 50.200333][ T4025] hardirqs last disabled at (231994): [] el1_dbg+0x24/0x80 [ 50.202451][ T4025] softirqs last enabled at (231836): [] local_bh_enable+0x10/0x34 [ 50.204821][ T4025] softirqs last disabled at (231834): [] local_bh_disable+0x10/0x34 [ 50.207215][ T4025] ---[ end trace 2961a4c42adbbe09 ]--- executing program [ 50.257429][ T4069] loop0: detected capacity change from 0 to 512