Warning: Permanently added '10.128.1.25' (ED25519) to the list of known hosts. 2023/07/27 21:18:00 ignoring optional flag "sandboxArg"="0" 2023/07/27 21:18:00 parsed 1 programs 2023/07/27 21:18:00 executed programs: 0 [ 51.156372][ T2205] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 73.937971][ T4644] loop2: detected capacity change from 0 to 4096 [ 73.960906][ T4644] ======================================================= [ 73.960906][ T4644] WARNING: The mand mount option has been deprecated and [ 73.960906][ T4644] and is ignored by this kernel. Remove the mand [ 73.960906][ T4644] option from the mount to silence this warning. [ 73.960906][ T4644] ======================================================= [ 74.073251][ T4644] NILFS (loop2): broken superblock, retrying with spare superblock (blocksize = 1024) [ 74.106914][ T4644] NILFS (loop2): broken superblock, retrying with spare superblock (blocksize = 4096) [ 74.195543][ T4672] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 74.271105][ T4674] loop1: detected capacity change from 0 to 4096 [ 74.284598][ T4679] NILFS error (device loop2): nilfs_readdir: zero-length directory entry [ 74.298419][ T4674] NILFS (loop1): broken superblock, retrying with spare superblock (blocksize = 1024) [ 74.342953][ T4679] Remounting filesystem read-only [ 74.352034][ T4674] NILFS (loop1): broken superblock, retrying with spare superblock (blocksize = 4096) [ 74.375430][ T4644] NILFS (loop2): discard dirty page: offset=458752, ino=18 [ 74.394849][ T4681] loop5: detected capacity change from 0 to 4096 [ 74.401890][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 74.412808][ T4681] NILFS (loop5): broken superblock, retrying with spare superblock (blocksize = 1024) [ 74.422644][ T4688] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 74.430200][ T4683] loop4: detected capacity change from 0 to 4096 [ 74.440551][ T4644] NILFS (loop2): discard dirty page: offset=462848, ino=18 [ 74.448769][ T4681] NILFS (loop5): broken superblock, retrying with spare superblock (blocksize = 4096) [ 74.459995][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 74.469281][ T4683] NILFS (loop4): broken superblock, retrying with spare superblock (blocksize = 1024) [ 74.473344][ T4644] NILFS (loop2): discard dirty page: offset=466944, ino=18 [ 74.487619][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 74.497283][ T4683] NILFS (loop4): broken superblock, retrying with spare superblock (blocksize = 4096) [ 74.499948][ T4644] NILFS (loop2): discard dirty page: offset=471040, ino=18 [ 74.522192][ T4693] NILFS error (device loop1): nilfs_readdir: zero-length directory entry [ 74.530112][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 2023/07/27 21:18:23 executed programs: 6 [ 74.543353][ T4692] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 74.555070][ T4644] NILFS (loop2): discard dirty page: offset=475136, ino=18 [ 74.555714][ T4693] Remounting filesystem read-only [ 74.564122][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 74.577048][ T4695] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 74.632893][ T2230] NILFS (loop1): disposed unprocessed dirty file(s) when stopping log writer [ 74.638064][ T4644] NILFS (loop2): discard dirty page: offset=479232, ino=18 [ 74.647066][ T2230] NILFS (loop1): discard dirty page: offset=8192, ino=6 [ 74.677672][ T2230] NILFS (loop1): discard dirty block: blocknr=25, size=4096 [ 74.679829][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 74.693475][ T4701] NILFS error (device loop4): nilfs_readdir: zero-length directory entry [ 74.695202][ T4700] NILFS error (device loop5): nilfs_readdir: zero-length directory entry [ 74.707925][ T2230] NILFS (loop1): discard dirty page: offset=0, ino=5 [ 74.712686][ T4644] NILFS (loop2): discard dirty page: offset=483328, ino=18 [ 74.731135][ T4700] Remounting filesystem read-only [ 74.733265][ T2230] NILFS (loop1): discard dirty block: blocknr=27, size=4096 [ 74.744863][ T4698] loop3: detected capacity change from 0 to 4096 [ 74.747706][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 74.753128][ T4701] Remounting filesystem read-only [ 74.764692][ T4644] NILFS (loop2): discard dirty page: offset=487424, ino=18 [ 74.765041][ T2230] NILFS (loop1): discard dirty page: offset=0, ino=3 [ 74.783346][ T4698] NILFS (loop3): broken superblock, retrying with spare superblock (blocksize = 1024) [ 74.791500][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 74.795634][ T2230] NILFS (loop1): discard dirty block: blocknr=28, size=4096 [ 74.801082][ T4644] NILFS (loop2): discard dirty page: offset=491520, ino=18 [ 74.818066][ T2230] NILFS (loop1): discard dirty page: offset=4096, ino=3 [ 74.825671][ T2223] NILFS (loop5): disposed unprocessed dirty file(s) when stopping log writer [ 74.826241][ T4683] NILFS (loop4): discard dirty page: offset=393216, ino=18 [ 74.843190][ T4698] NILFS (loop3): broken superblock, retrying with spare superblock (blocksize = 4096) [ 74.853206][ T2230] NILFS (loop1): discard dirty block: blocknr=29, size=4096 [ 74.859501][ T2223] NILFS (loop5): discard dirty page: offset=8192, ino=6 [ 74.868193][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 74.875698][ T2230] NILFS (loop1): discard dirty page: offset=270336, ino=3 [ 74.879474][ T2223] NILFS (loop5): discard dirty block: blocknr=25, size=4096 [ 74.885489][ T2230] NILFS (loop1): discard dirty block: blocknr=0, size=4096 [ 74.891209][ T4706] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 74.903467][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 74.911078][ T2223] NILFS (loop5): discard dirty page: offset=0, ino=5 [ 74.924852][ T4644] NILFS (loop2): discard dirty page: offset=495616, ino=18 [ 74.939525][ T2223] NILFS (loop5): discard dirty block: blocknr=27, size=4096 [ 74.947817][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 74.955430][ T4683] NILFS (loop4): discard dirty page: offset=397312, ino=18 [ 74.968137][ T2223] NILFS (loop5): discard dirty page: offset=0, ino=3 [ 74.971706][ T4705] loop0: detected capacity change from 0 to 4096 [ 74.976122][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 74.990153][ T4644] NILFS (loop2): discard dirty page: offset=499712, ino=18 [ 74.999017][ T2223] NILFS (loop5): discard dirty block: blocknr=28, size=4096 [ 75.006741][ T4683] NILFS (loop4): discard dirty page: offset=401408, ino=18 [ 75.014274][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 75.024166][ T4710] NILFS error (device loop3): nilfs_readdir: zero-length directory entry [ 75.032688][ T2223] NILFS (loop5): discard dirty page: offset=4096, ino=3 [ 75.039758][ T4705] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 75.040533][ T2223] NILFS (loop5): discard dirty block: blocknr=29, size=4096 [ 75.057601][ T4644] NILFS (loop2): discard dirty page: offset=503808, ino=18 [ 75.062120][ T4709] loop1: detected capacity change from 0 to 4096 [ 75.065288][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.072346][ T4710] Remounting filesystem read-only [ 75.078946][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 75.085111][ T4709] NILFS (loop1): broken superblock, retrying with spare superblock (blocksize = 1024) [ 75.091469][ T2223] NILFS (loop5): discard dirty page: offset=270336, ino=3 [ 75.102147][ T4709] NILFS (loop1): broken superblock, retrying with spare superblock (blocksize = 4096) [ 75.109024][ T4644] NILFS (loop2): discard dirty page: offset=507904, ino=18 [ 75.120129][ T4705] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 4096) [ 75.126733][ T4683] NILFS (loop4): discard dirty page: offset=405504, ino=18 [ 75.144083][ T2223] NILFS (loop5): discard dirty block: blocknr=0, size=4096 [ 75.154354][ T4711] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 75.157822][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 75.180906][ T4712] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 75.207590][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.218069][ T4709] NILFS error (device loop1): nilfs_readdir: zero-length directory entry [ 75.227802][ T2227] NILFS (loop3): disposed unprocessed dirty file(s) when stopping log writer [ 75.230044][ T4644] NILFS (loop2): discard dirty page: offset=512000, ino=18 [ 75.239301][ T2227] NILFS (loop3): discard dirty page: offset=8192, ino=6 [ 75.254183][ T4683] NILFS (loop4): discard dirty page: offset=409600, ino=18 [ 75.254196][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.270088][ T4709] Remounting filesystem read-only [ 75.275726][ T4683] NILFS (loop4): discard dirty page: offset=413696, ino=18 [ 75.283713][ T4705] NILFS error (device loop0): nilfs_readdir: zero-length directory entry [ 75.288978][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 75.301424][ T4644] NILFS (loop2): discard dirty page: offset=516096, ino=18 [ 75.301972][ T4705] Remounting filesystem read-only [ 75.311533][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.314000][ T2227] NILFS (loop3): discard dirty block: blocknr=25, size=4096 [ 75.322694][ T4715] loop5: detected capacity change from 0 to 4096 [ 75.330311][ T2227] NILFS (loop3): discard dirty page: offset=0, ino=5 [ 75.338313][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 75.352015][ T4683] NILFS (loop4): discard dirty page: offset=417792, ino=18 [ 75.361786][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.369461][ T4644] NILFS (loop2): discard dirty page: offset=520192, ino=18 [ 75.377946][ T4683] NILFS (loop4): discard dirty page: offset=421888, ino=18 [ 75.381711][ T4715] NILFS (loop5): broken superblock, retrying with spare superblock (blocksize = 1024) [ 75.386041][ T4644] NILFS (loop2): discard dirty block: blocknr=0, size=4096 [ 75.404569][ T2227] NILFS (loop3): discard dirty block: blocknr=27, size=4096 [ 75.411809][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.426259][ T4683] NILFS (loop4): discard dirty page: offset=425984, ino=18 [ 75.442243][ T2227] NILFS (loop3): discard dirty page: offset=0, ino=3 [ 75.446140][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.454648][ T2227] NILFS (loop3): discard dirty block: blocknr=28, size=4096 [ 75.466600][ T4683] NILFS (loop4): discard dirty page: offset=430080, ino=18 [ 75.475579][ T2227] NILFS (loop3): discard dirty page: offset=4096, ino=3 [ 75.475594][ T2218] NILFS (loop2): discard dirty page: offset=8192, ino=6 [ 75.494552][ T2218] NILFS (loop2): discard dirty block: blocknr=25, size=4096 [ 75.497903][ T2227] NILFS (loop3): discard dirty block: blocknr=29, size=4096 [ 75.509477][ T4715] NILFS (loop5): broken superblock, retrying with spare superblock (blocksize = 4096) [ 75.511410][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.524463][ T2227] NILFS (loop3): discard dirty page: offset=270336, ino=3 [ 75.528167][ T2218] NILFS (loop2): disposed unprocessed dirty file(s) when detaching log writer [ 75.536087][ T4718] loop1: detected capacity change from 0 to 4096 [ 75.552920][ T2227] NILFS (loop3): discard dirty block: blocknr=0, size=4096 [ 75.561535][ T4720] loop0: detected capacity change from 0 to 4096 [ 75.568829][ T4683] NILFS (loop4): discard dirty page: offset=434176, ino=18 [ 75.576460][ T2218] ================================================================== [ 75.581100][ T4718] NILFS (loop1): broken superblock, retrying with spare superblock (blocksize = 1024) [ 75.585126][ T2218] BUG: KASAN: slab-use-after-free in nilfs_load_inode_block+0x114/0x250 [ 75.585142][ T2218] Read of size 8 at addr ffff8880728d0c30 by task syz-executor.2/2218 [ 75.585147][ T2218] [ 75.585150][ T2218] CPU: 0 PID: 2218 Comm: syz-executor.2 Not tainted 6.3.0-syzkaller #0 [ 75.585157][ T2218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 75.585161][ T2218] Call Trace: [ 75.585166][ T2218] [ 75.585169][ T2218] dump_stack_lvl+0xf8/0x260 [ 75.585180][ T2218] ? nf_tcp_handle_invalid+0x300/0x300 [ 75.585186][ T2218] ? panic+0x410/0x410 [ 75.585192][ T2218] ? vprintk_emit+0x119/0x1f0 [ 75.585200][ T2218] ? _printk+0xce/0x110 [ 75.600053][ T4721] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 75.604722][ T2218] print_report+0x163/0x540 [ 75.604745][ T2218] ? nilfs_load_inode_block+0x114/0x250 [ 75.604753][ T2218] kasan_report+0x176/0x1b0 [ 75.604758][ T2218] ? nilfs_load_inode_block+0x114/0x250 [ 75.604764][ T2218] nilfs_load_inode_block+0x114/0x250 [ 75.604770][ T2218] __nilfs_mark_inode_dirty+0xa0/0x220 [ 75.604776][ T2218] ? nilfs_inode_dirty+0x100/0x100 [ 75.604781][ T2218] ? nilfs_dirty_inode+0x134/0x1d0 [ 75.604786][ T2218] nilfs_dirty_inode+0x140/0x1d0 [ 75.604791][ T2218] ? __lock_acquire+0xbe0/0xbe0 [ 75.604799][ T2218] ? __nilfs_mark_inode_dirty+0x220/0x220 [ 75.649533][ T4718] NILFS (loop1): broken superblock, retrying with spare superblock (blocksize = 4096) [ 75.652145][ T2218] ? do_raw_spin_unlock+0x13b/0x8b0 [ 75.652160][ T2218] __mark_inode_dirty+0x1b0/0x740 [ 75.652171][ T2218] iput+0xb6/0x5e0 [ 75.652180][ T2218] nilfs_dispose_list+0x494/0x510 [ 75.652190][ T2218] ? nilfs_detach_log_writer+0x990/0x990 [ 75.652196][ T2218] ? preempt_schedule+0xdd/0xf0 [ 75.652206][ T2218] ? preempt_schedule_thunk+0x1a/0x20 [ 75.652215][ T2218] nilfs_detach_log_writer+0x8f3/0x990 [ 75.677253][ T4723] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 75.681986][ T2218] ? nilfs_attach_log_writer+0x7b0/0x7b0 [ 75.682003][ T2218] ? hook_sb_delete+0x454/0x780 [ 75.682014][ T2218] ? wake_bit_function+0x220/0x220 [ 75.682021][ T2218] ? hook_inode_free_security+0x10/0x10 [ 75.682028][ T2218] ? clear_inode+0xf0/0xf0 [ 75.682035][ T2218] nilfs_put_super+0x49/0x130 [ 75.682043][ T2218] generic_shutdown_super+0x10b/0x2d0 [ 75.682050][ T2218] kill_block_super+0x7f/0xc0 [ 75.682057][ T2218] deactivate_locked_super+0x75/0xd0 [ 75.682063][ T2218] cleanup_mnt+0x2a6/0x320 [ 75.682073][ T2218] task_work_run+0x20a/0x280 [ 75.682083][ T2218] ? task_work_cancel+0x2a0/0x2a0 [ 75.682089][ T2218] ? __x64_sys_umount+0xe8/0x120 [ 75.734973][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.738514][ T2218] ? path_umount+0xc30/0xc30 [ 75.754101][ T4720] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 75.759454][ T2218] exit_to_user_mode_loop+0xa4/0xb0 [ 75.759470][ T2218] exit_to_user_mode_prepare+0x64/0xb0 [ 75.759477][ T2218] syscall_exit_to_user_mode+0x2b/0x1d0 [ 75.759486][ T2218] do_syscall_64+0x4d/0x90 [ 75.789472][ T4720] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 4096) [ 75.790886][ T2218] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 75.790905][ T2218] RIP: 0033:0x7fa7d6a7de57 [ 75.790912][ T2218] Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8 [ 75.810534][ T4725] NILFS error (device loop5): nilfs_readdir: zero-length directory entry [ 75.812713][ T2218] RSP: 002b:00007ffe1bbe8b58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 75.812725][ T2218] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa7d6a7de57 [ 75.812730][ T2218] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe1bbe8c10 [ 75.812734][ T2218] RBP: 00007ffe1bbe8c10 R08: 0000000000000000 R09: 0000000000000000 [ 75.812738][ T2218] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe1bbe9cd0 [ 75.812742][ T2218] R13: 00007fa7d6ac73b9 R14: 0000000000012054 R15: 0000000000000007 [ 75.812754][ T2218] [ 75.812757][ T2218] [ 75.812759][ T2218] Allocated by task 4644: [ 75.827175][ T4725] Remounting filesystem read-only [ 75.828273][ T2218] kasan_set_track+0x4f/0x70 [ 75.828288][ T2218] __kasan_kmalloc+0x98/0xb0 [ 75.828294][ T2218] nilfs_find_or_create_root+0xea/0x3b0 [ 75.828300][ T2218] nilfs_attach_checkpoint+0x11c/0x4b0 [ 75.828306][ T2218] nilfs_fill_super+0x2f3/0x590 [ 75.838769][ T4683] NILFS (loop4): discard dirty page: offset=438272, ino=18 [ 75.839027][ T2218] nilfs_mount+0x5ce/0x840 [ 75.839039][ T2218] legacy_get_tree+0xe9/0x170 [ 75.839049][ T2218] vfs_get_tree+0x7e/0x180 [ 75.839055][ T2218] do_new_mount+0x1e5/0x8f0 [ 75.839061][ T2218] __se_sys_mount+0x242/0x2d0 [ 75.859256][ T4726] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 75.863556][ T2218] do_syscall_64+0x41/0x90 [ 75.863570][ T2218] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 75.863579][ T2218] [ 75.863581][ T2218] Freed by task 2218: [ 75.863585][ T2218] kasan_set_track+0x4f/0x70 [ 75.863592][ T2218] kasan_save_free_info+0x2b/0x40 [ 75.863597][ T2218] ____kasan_slab_free+0x122/0x1e0 [ 75.863602][ T2218] __kmem_cache_free+0x28b/0x450 [ 75.879912][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.880547][ T2218] nilfs_detach_log_writer+0x709/0x990 [ 75.880560][ T2218] nilfs_put_super+0x49/0x130 [ 75.880566][ T2218] generic_shutdown_super+0x10b/0x2d0 [ 75.880572][ T2218] kill_block_super+0x7f/0xc0 [ 75.880578][ T2218] deactivate_locked_super+0x75/0xd0 [ 75.892355][ T4683] NILFS (loop4): discard dirty page: offset=442368, ino=18 [ 75.895539][ T2218] cleanup_mnt+0x2a6/0x320 [ 75.895552][ T2218] task_work_run+0x20a/0x280 [ 75.895560][ T2218] exit_to_user_mode_loop+0xa4/0xb0 [ 75.895568][ T2218] exit_to_user_mode_prepare+0x64/0xb0 [ 75.895574][ T2218] syscall_exit_to_user_mode+0x2b/0x1d0 [ 75.895580][ T2218] do_syscall_64+0x4d/0x90 [ 75.901790][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.907073][ T2218] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 75.907088][ T2218] [ 75.907091][ T2218] The buggy address belongs to the object at ffff8880728d0c00 [ 75.907091][ T2218] which belongs to the cache kmalloc-256 of size 256 [ 75.907097][ T2218] The buggy address is located 48 bytes inside of [ 75.907097][ T2218] freed 256-byte region [ffff8880728d0c00, ffff8880728d0d00) [ 75.907104][ T2218] [ 75.907107][ T2218] The buggy address belongs to the physical page: [ 75.907113][ T2218] page:ffffea0001ca3400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x728d0 [ 75.907120][ T2218] head:ffffea0001ca3400 order:1 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 75.907126][ T2218] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 75.912126][ T4683] NILFS (loop4): discard dirty page: offset=446464, ino=18 [ 75.921657][ T2218] page_type: 0xffffffff() [ 75.921666][ T2218] raw: 00fff00000010200 ffff888008c41b40 dead000000000122 0000000000000000 [ 75.921672][ T2218] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 75.921675][ T2218] page dumped because: kasan: bad access detected [ 75.921680][ T2218] page_owner tracks the page as allocated [ 75.921682][ T2218] page last allocated via order 1, migratetype Unmovable, gfp_mask 0x1d2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 1549, tgid 1549 (udevd), ts 73877713067, free_ts 73606886323 [ 75.921694][ T2218] post_alloc_hook+0x26e/0x290 [ 75.921706][ T2218] get_page_from_freelist+0x3197/0x3320 [ 75.921713][ T2218] __alloc_pages+0x255/0x650 [ 75.927978][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 75.932280][ T2218] alloc_slab_page+0x6a/0x160 [ 75.932288][ T2218] new_slab+0x70/0x260 [ 75.932295][ T2218] ___slab_alloc+0x8df/0xd60 [ 75.932302][ T2218] __kmem_cache_alloc_node+0x1ae/0x270 [ 75.932309][ T2218] kmalloc_trace+0x2a/0xc0 [ 75.932315][ T2218] smk_fetch+0x79/0xf0 [ 75.932323][ T2218] smack_d_instantiate+0x461/0x850 [ 75.932328][ T2218] security_d_instantiate+0x6b/0xb0 [ 75.932336][ T2218] d_instantiate+0x4b/0x80 [ 76.018446][ T4683] NILFS (loop4): discard dirty page: offset=450560, ino=18 [ 76.020467][ T2218] shmem_mknod+0x147/0x170 [ 76.020478][ T2218] path_openat+0xe9c/0x2810 [ 76.020485][ T2218] do_filp_open+0x22a/0x440 [ 76.020491][ T2218] do_sys_openat2+0x10f/0x430 [ 76.020500][ T2218] page last free stack trace: [ 76.020503][ T2218] free_unref_page_prepare+0x817/0x940 [ 76.020511][ T2218] free_unref_page+0x37/0x3c0 [ 76.020517][ T2218] qlist_free_all+0x22/0x60 [ 76.026257][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 76.030085][ T2218] kasan_quarantine_reduce+0x157/0x180 [ 76.030106][ T2218] __kasan_slab_alloc+0x23/0x70 [ 76.030112][ T2218] slab_post_alloc_hook+0x66/0x3c0 [ 76.030121][ T2218] __kmem_cache_alloc_node+0x14c/0x270 [ 76.030128][ T2218] __kmalloc+0x99/0x1d0 [ 76.035275][ T4683] NILFS (loop4): discard dirty page: offset=454656, ino=18 [ 76.040310][ T2218] tomoyo_realpath_from_path+0xe0/0x4e0 [ 76.040322][ T2218] tomoyo_path_perm+0x248/0x830 [ 76.040326][ T2218] security_inode_getattr+0x7f/0xf0 [ 76.040332][ T2218] vfs_statx+0x134/0x3f0 [ 76.040339][ T2218] __se_sys_newfstatat+0xfa/0x780 [ 76.040345][ T2218] do_syscall_64+0x41/0x90 [ 76.040352][ T2218] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 76.040362][ T2218] [ 76.040364][ T2218] Memory state around the buggy address: [ 76.040369][ T2218] ffff8880728d0b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 76.040373][ T2218] ffff8880728d0b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 76.040377][ T2218] >ffff8880728d0c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 76.046777][ T4683] NILFS (loop4): discard dirty block: blocknr=0, size=4096 [ 76.050824][ T2218] ^ [ 76.050832][ T2218] ffff8880728d0c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 76.050836][ T2218] ffff8880728d0d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 76.050839][ T2218] ================================================================== [ 76.076008][ T4727] loop3: detected capacity change from 0 to 4096 [ 76.094864][ T4720] NILFS error (device loop0): nilfs_readdir: zero-length directory entry [ 76.099369][ T2223] NILFS (loop5): disposed unprocessed dirty file(s) when stopping log writer [ 76.131787][ T4720] Remounting filesystem read-only [ 76.139214][ T2223] NILFS (loop5): discard dirty page: offset=8192, ino=6 [ 76.161415][ T2218] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 76.164120][ T2218] Kernel Offset: disabled [ 76.661768][ T2218] Rebooting in 86400 seconds..