Warning: Permanently added '10.128.0.227' (ED25519) to the list of known hosts. executing program [ 61.089529][ T4256] loop0: detected capacity change from 0 to 1024 [ 61.106200][ T4256] ======================================================= [ 61.106200][ T4256] WARNING: The mand mount option has been deprecated and [ 61.106200][ T4256] and is ignored by this kernel. Remove the mand [ 61.106200][ T4256] option from the mount to silence this warning. [ 61.106200][ T4256] ======================================================= [ 61.176047][ T4256] EXT4-fs: Ignoring removed nobh option [ 61.181658][ T4256] EXT4-fs: Ignoring removed bh option [ 61.188491][ T4256] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.223664][ T4256] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 61.275814][ T4254] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata [ 61.291679][ T4254] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata [ 61.309913][ T4260] EXT4-fs (loop0): pa ffff888070f3f1c0: logic 400, phys. 129, len 24 [ 61.318298][ T4260] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4881: group 0, free 22, pa_free 23 executing program [ 61.385102][ T4252] EXT4-fs (loop0): unmounting filesystem. [ 61.473901][ T4263] loop0: detected capacity change from 0 to 1024 [ 61.493267][ T4263] EXT4-fs: Ignoring removed nobh option [ 61.499047][ T4263] EXT4-fs: Ignoring removed bh option [ 61.506238][ T4263] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.557671][ T4263] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 61.638031][ T4262] EXT4-fs error (device loop0): ext4_ext_map_blocks:4183: inode #15: comm syz-executor308: bad extent address lblock: 520, depth: 1 pblock 0 [ 61.654160][ T4262] EXT4-fs error (device loop0): ext4_ext_map_blocks:4183: inode #15: comm syz-executor308: bad extent address lblock: 520, depth: 1 pblock 0 [ 61.693735][ T11] EXT4-fs error (device loop0): ext4_ext_map_blocks:4183: inode #15: comm kworker/u4:1: bad extent address lblock: 1, depth: 1 pblock 0 [ 61.708508][ T11] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 1 with max blocks 3 with error 117 [ 61.720951][ T11] EXT4-fs (loop0): This should not happen!! Data will be lost [ 61.720951][ T11] executing program [ 61.731693][ T40] EXT4-fs error (device loop0): ext4_ext_map_blocks:4183: inode #15: comm kworker/u4:2: bad extent address lblock: 444, depth: 1 pblock 0 [ 61.746249][ T40] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 444 with max blocks 1 with error 117 [ 61.758721][ T40] EXT4-fs (loop0): This should not happen!! Data will be lost [ 61.758721][ T40] [ 61.780338][ T4252] EXT4-fs (loop0): unmounting filesystem. [ 61.861181][ T4270] loop0: detected capacity change from 0 to 1024 [ 61.871132][ T4270] EXT4-fs: Ignoring removed nobh option [ 61.876983][ T4270] EXT4-fs: Ignoring removed bh option [ 61.883343][ T4270] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.918467][ T4270] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 61.999643][ T4269] EXT4-fs error (device loop0): ext4_map_blocks:745: inode #15: block 660: comm syz-executor308: lblock 660 mapped to illegal pblock 660 (length 1) [ 62.017244][ T4269] EXT4-fs error (device loop0): ext4_map_blocks:635: inode #15: block 660: comm syz-executor308: lblock 660 mapped to illegal pblock 660 (length 1) [ 62.050203][ T11] EXT4-fs error (device loop0): ext4_map_blocks:745: inode #15: block 1: comm kworker/u4:1: lblock 1 mapped to illegal pblock 1 (length 3) [ 62.065444][ T11] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 1 with max blocks 3 with error 117 [ 62.077761][ T11] EXT4-fs (loop0): This should not happen!! Data will be lost [ 62.077761][ T11] executing program [ 62.088478][ T11] EXT4-fs error (device loop0): ext4_map_blocks:745: inode #15: block 600: comm kworker/u4:1: lblock 600 mapped to illegal pblock 600 (length 1) [ 62.103528][ T11] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 600 with max blocks 1 with error 117 [ 62.116066][ T11] EXT4-fs (loop0): This should not happen!! Data will be lost [ 62.116066][ T11] [ 62.137178][ T4252] EXT4-fs (loop0): unmounting filesystem. [ 62.230475][ T4276] loop0: detected capacity change from 0 to 1024 [ 62.239389][ T4276] EXT4-fs: Ignoring removed nobh option [ 62.245093][ T4276] EXT4-fs: Ignoring removed bh option [ 62.251455][ T4276] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.275224][ T4276] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 62.463050][ T4275] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata [ 62.478216][ T4275] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata [ 62.501134][ T4275] EXT4-fs (loop0): pa ffff888070f3f9a0: logic 496, phys. 241, len 17 executing program [ 62.509329][ T4275] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4881: group 0, free 0, pa_free 1 [ 62.545701][ T4252] EXT4-fs (loop0): unmounting filesystem. [ 62.639084][ T4282] loop0: detected capacity change from 0 to 1024 [ 62.646462][ T4282] EXT4-fs: Ignoring removed nobh option [ 62.652233][ T4282] EXT4-fs: Ignoring removed bh option [ 62.658809][ T4282] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.678859][ T4282] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 62.850294][ T4281] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata [ 62.865129][ T4281] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata executing program [ 62.913210][ T4252] EXT4-fs (loop0): unmounting filesystem. [ 63.006645][ T4288] loop0: detected capacity change from 0 to 1024 [ 63.014282][ T4288] EXT4-fs: Ignoring removed nobh option [ 63.020176][ T4288] EXT4-fs: Ignoring removed bh option [ 63.029603][ T4288] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.067916][ T4288] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 63.210896][ T4287] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata [ 63.225992][ T4287] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata [ 63.251492][ T4287] EXT4-fs (loop0): pa ffff888070f78540: logic 560, phys. 305, len 13 [ 63.260358][ T4287] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4881: group 0, free 0, pa_free 1 executing program [ 63.310999][ T4252] EXT4-fs (loop0): unmounting filesystem. [ 63.418137][ T4294] loop0: detected capacity change from 0 to 1024 [ 63.446083][ T4294] EXT4-fs: Ignoring removed nobh option [ 63.451890][ T4294] EXT4-fs: Ignoring removed bh option [ 63.468197][ T4294] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.511741][ T4294] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. executing program [ 63.757714][ T4252] EXT4-fs (loop0): unmounting filesystem. [ 63.844001][ T4301] loop0: detected capacity change from 0 to 1024 [ 63.858147][ T4301] EXT4-fs: Ignoring removed nobh option [ 63.864772][ T4301] EXT4-fs: Ignoring removed bh option [ 63.877959][ T4301] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.908439][ T4301] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 64.048564][ T4300] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata [ 64.063384][ T4300] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3841: comm syz-executor308: Allocating blocks 497-513 which overlap fs metadata [ 64.087168][ T4304] EXT4-fs (loop0): pa ffff88806e81c000: logic 608, phys. 337, len 11 executing program [ 64.095290][ T4304] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4881: group 0, free 0, pa_free 1 [ 64.132079][ T4252] EXT4-fs (loop0): unmounting filesystem. [ 64.218120][ T4307] loop0: detected capacity change from 0 to 1024 [ 64.230950][ T4307] EXT4-fs: Ignoring removed nobh option [ 64.238503][ T4307] EXT4-fs: Ignoring removed bh option [ 64.246569][ T4307] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.268491][ T4307] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 64.346817][ T4306] ================================================================== [ 64.354927][ T4306] BUG: KASAN: use-after-free in ext4_find_extent+0xbcc/0xe00 [ 64.362354][ T4306] Read of size 4 at addr ffff88806f028018 by task syz-executor308/4306 [ 64.370619][ T4306] [ 64.372967][ T4306] CPU: 0 PID: 4306 Comm: syz-executor308 Not tainted 6.1.141-syzkaller #0 [ 64.381491][ T4306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.391556][ T4306] Call Trace: [ 64.394817][ T4306] [ 64.397728][ T4306] dump_stack_lvl+0x168/0x22e [ 64.402400][ T4306] ? __lock_acquire+0x7c50/0x7c50 [ 64.407412][ T4306] ? show_regs_print_info+0x12/0x12 [ 64.412598][ T4306] ? load_image+0x3b0/0x3b0 [ 64.417091][ T4306] ? __virt_addr_valid+0x465/0x540 [ 64.422285][ T4306] ? ext4_find_extent+0xbcc/0xe00 [ 64.427288][ T4306] print_report+0xa8/0x220 [ 64.431681][ T4306] kasan_report+0x10b/0x140 [ 64.436168][ T4306] ? ext4_find_extent+0xbcc/0xe00 [ 64.441184][ T4306] ext4_find_extent+0xbcc/0xe00 [ 64.446083][ T4306] ext4_ext_map_blocks+0x27d/0x66d0 [ 64.451444][ T4306] ? stack_trace_save+0x98/0xe0 [ 64.456307][ T4306] ? ext4_ext_release+0x10/0x10 [ 64.461151][ T4306] ? rwsem_write_trylock+0x12f/0x1b0 [ 64.466422][ T4306] ? ext4_es_lookup_extent+0x443/0xb20 [ 64.471880][ T4306] ext4_map_blocks+0x9d1/0x1b60 [ 64.476726][ T4306] ? ext4_issue_zeroout+0x250/0x250 [ 64.482001][ T4306] _ext4_get_block+0x1d7/0x4e0 [ 64.486771][ T4306] ? alloc_buffer_head+0xd4/0x100 [ 64.491801][ T4306] ? __lock_acquire+0x7c50/0x7c50 [ 64.496906][ T4306] ? ext4_get_block+0x40/0x40 [ 64.501560][ T4306] ? attach_page_private+0x110/0x300 [ 64.506827][ T4306] ? create_empty_buffers+0x59e/0x7a0 [ 64.512186][ T4306] ? do_raw_spin_unlock+0x11d/0x230 [ 64.517373][ T4306] ext4_get_block_unwritten+0x2a/0x100 [ 64.522828][ T4306] __block_write_begin_int+0x54b/0x1a70 [ 64.528357][ T4306] ? _ext4_get_block+0x4e0/0x4e0 [ 64.533270][ T4306] ? page_zero_new_buffers+0x650/0x650 [ 64.538794][ T4306] ? ext4_journal_check_start+0x17e/0x240 [ 64.544493][ T4306] block_page_mkwrite+0x2d8/0x5f0 [ 64.549494][ T4306] ? _ext4_get_block+0x4e0/0x4e0 [ 64.554412][ T4306] ext4_page_mkwrite+0x3b2/0x10c0 [ 64.559418][ T4306] ? _ext4_get_block+0x4e0/0x4e0 [ 64.564334][ T4306] ? ext4_change_inode_journal_flag+0x6b0/0x6b0 [ 64.570549][ T4306] ? count_memcg_event_mm+0x8f/0x3b0 [ 64.575815][ T4306] ? count_memcg_event_mm+0x358/0x3b0 [ 64.581160][ T4306] ? vm_normal_page+0x95/0x1d0 [ 64.585900][ T4306] do_page_mkwrite+0x16b/0x5c0 [ 64.590642][ T4306] wp_page_shared+0x167/0x370 [ 64.595305][ T4306] handle_mm_fault+0x1ca6/0x3e70 [ 64.600224][ T4306] ? mt_find+0x145/0x810 [ 64.604450][ T4306] ? numa_migrate_prep+0x250/0x250 [ 64.609538][ T4306] ? lock_chain_count+0x20/0x20 [ 64.614368][ T4306] ? lock_mm_and_find_vma+0xae/0x2f0 [ 64.619629][ T4306] do_user_addr_fault+0x51f/0xb10 [ 64.624634][ T4306] exc_page_fault+0x60/0x100 [ 64.629300][ T4306] asm_exc_page_fault+0x22/0x30 [ 64.634148][ T4306] RIP: 0010:copy_user_enhanced_fast_string+0xa/0x40 [ 64.640805][ T4306] Code: ff c9 75 f2 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 01 ca c3 8d 0c ca 89 ca eb 20 0f 01 cb 83 fa 40 72 38 89 d1 a4 31 c0 0f 01 ca c3 89 ca eb 0a 90 90 90 90 90 90 90 90 90 90 [ 64.660392][ T4306] RSP: 0018:ffffc90003e07a88 EFLAGS: 00050246 [ 64.666438][ T4306] RAX: ffffffff8407c001 RBX: 0000000000000040 RCX: 0000000000000040 [ 64.674477][ T4306] RDX: 0000000000000040 RSI: ffffc90003e07b20 RDI: 00002000000a4000 [ 64.682428][ T4306] RBP: 0000000000000000 R08: dffffc0000000000 R09: fffff520007c0f6c [ 64.690380][ T4306] R10: fffff520007c0f6c R11: 1ffff920007c0f64 R12: 00007fffffffefc0 [ 64.698327][ T4306] R13: 000000007ff8ea80 R14: 00002000000a4000 R15: ffffc90003e07b20 [ 64.706294][ T4306] ? _copy_to_user+0xa1/0x130 [ 64.710951][ T4306] _copy_to_user+0xea/0x130 [ 64.715432][ T4306] rng_dev_read+0x3c5/0x710 [ 64.719916][ T4306] ? hwrng_yield+0x20/0x20 [ 64.724398][ T4306] ? common_file_perm+0x171/0x1c0 [ 64.729405][ T4306] ? fsnotify_perm+0x39b/0x550 [ 64.734153][ T4306] do_iter_read+0x49f/0xb10 [ 64.738636][ T4306] ? vfs_iter_read+0xa0/0xa0 [ 64.743287][ T4306] ? __import_iovec+0x315/0x500 [ 64.748120][ T4306] ? import_iovec+0x6f/0xa0 [ 64.752599][ T4306] do_preadv+0x1f6/0x330 [ 64.756821][ T4306] ? do_writev+0x410/0x410 [ 64.761216][ T4306] ? rcu_is_watching+0x11/0xa0 [ 64.765968][ T4306] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 64.771929][ T4306] ? lock_chain_count+0x20/0x20 [ 64.776764][ T4306] ? lockdep_hardirqs_on+0x94/0x140 [ 64.781937][ T4306] do_syscall_64+0x4c/0xa0 [ 64.786332][ T4306] ? clear_bhb_loop+0x60/0xb0 [ 64.790989][ T4306] ? clear_bhb_loop+0x60/0xb0 [ 64.795643][ T4306] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 64.801514][ T4306] RIP: 0033:0x7f82cc5fb499 [ 64.805907][ T4306] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 64.825492][ T4306] RSP: 002b:00007f82cc5b7218 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 64.833896][ T4306] RAX: ffffffffffffffda RBX: 00007f82cc6836c8 RCX: 00007f82cc5fb499 [ 64.841867][ T4306] RDX: 0000000000000001 RSI: 0000200000000240 RDI: 0000000000000003 [ 64.849957][ T4306] RBP: 00007f82cc6836c0 R08: 0000000000000000 R09: 0000000000000000 [ 64.858046][ T4306] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f82cc64f854 [ 64.866089][ T4306] R13: 0000200000000000 R14: 0031656c69662f2e R15: 00007ffce3be4ab8 [ 64.874042][ T4306] [ 64.877043][ T4306] [ 64.879344][ T4306] The buggy address belongs to the physical page: [ 64.885727][ T4306] page:ffffea0001bc0a00 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x6f028 [ 64.895849][ T4306] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 64.902938][ T4306] raw: 00fff00000000000 ffffea0001bc0a48 ffffea0001bc09c8 0000000000000000 [ 64.911596][ T4306] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 [ 64.920164][ T4306] page dumped because: kasan: bad access detected [ 64.926565][ T4306] page_owner tracks the page as freed [ 64.931914][ T4306] page last allocated via order 0, migratetype Movable, gfp_mask 0x152c4a(GFP_NOFS|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL|__GFP_MOVABLE), pid 4256, tgid 4253 (syz-executor308), ts 61333022615, free_ts 61379590675 [ 64.954909][ T4306] post_alloc_hook+0x173/0x1a0 [ 64.959664][ T4306] get_page_from_freelist+0x1a26/0x1ac0 [ 64.965187][ T4306] __alloc_pages+0x1df/0x4e0 [ 64.969753][ T4306] folio_alloc+0x1c/0x60 [ 64.973975][ T4306] filemap_alloc_folio+0xdb/0x460 [ 64.979000][ T4306] page_cache_ra_unbounded+0x177/0x770 [ 64.984450][ T4306] filemap_fault+0x655/0x1670 [ 64.989128][ T4306] __do_fault+0x13b/0x4e0 [ 64.993441][ T4306] handle_mm_fault+0x28ca/0x3e70 [ 64.998362][ T4306] __get_user_pages+0x3ff/0xeb0 [ 65.003191][ T4306] populate_vma_page_range+0x214/0x2b0 [ 65.008661][ T4306] __mm_populate+0x248/0x370 [ 65.013237][ T4306] vm_mmap_pgoff+0x203/0x2b0 [ 65.017807][ T4306] ksys_mmap_pgoff+0x516/0x6f0 [ 65.022557][ T4306] do_syscall_64+0x4c/0xa0 [ 65.026959][ T4306] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 65.032849][ T4306] page last free stack trace: [ 65.037500][ T4306] free_unref_page_prepare+0x8b4/0x9a0 [ 65.042935][ T4306] free_unref_page_list+0xbb/0x8e0 [ 65.048038][ T4306] release_pages+0x1f92/0x2200 [ 65.052798][ T4306] __pagevec_release+0x6d/0xe0 [ 65.057716][ T4306] truncate_inode_pages_range+0x2f6/0xff0 [ 65.063412][ T4306] ext4_evict_inode+0x568/0x1100 [ 65.068411][ T4306] evict+0x485/0x870 [ 65.072284][ T4306] evict_inodes+0x604/0x690 [ 65.076761][ T4306] generic_shutdown_super+0x93/0x340 [ 65.082026][ T4306] kill_block_super+0x7c/0xe0 [ 65.086679][ T4306] deactivate_locked_super+0x93/0xf0 [ 65.091940][ T4306] cleanup_mnt+0x463/0x4f0 [ 65.096335][ T4306] task_work_run+0x1ca/0x250 [ 65.100918][ T4306] exit_to_user_mode_loop+0xe6/0x110 [ 65.106199][ T4306] exit_to_user_mode_prepare+0xb1/0x140 [ 65.111725][ T4306] syscall_exit_to_user_mode+0x16/0x40 [ 65.117290][ T4306] [ 65.119607][ T4306] Memory state around the buggy address: [ 65.125212][ T4306] ffff88806f027f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 65.133251][ T4306] ffff88806f027f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 65.141287][ T4306] >ffff88806f028000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 65.149325][ T4306] ^ [ 65.154150][ T4306] ffff88806f028080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 65.162188][ T4306] ffff88806f028100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 65.170222][ T4306] ================================================================== [ 65.178808][ T4306] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 65.186015][ T4306] CPU: 1 PID: 4306 Comm: syz-executor308 Not tainted 6.1.141-syzkaller #0 [ 65.194522][ T4306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.204554][ T4306] Call Trace: [ 65.207838][ T4306] [ 65.210756][ T4306] dump_stack_lvl+0x168/0x22e [ 65.215413][ T4306] ? memcpy+0x3c/0x60 [ 65.219372][ T4306] ? show_regs_print_info+0x12/0x12 [ 65.224554][ T4306] ? load_image+0x3b0/0x3b0 [ 65.229071][ T4306] panic+0x2c9/0x710 [ 65.232940][ T4306] ? bpf_jit_dump+0xd0/0xd0 [ 65.237419][ T4306] ? _raw_spin_unlock_irqrestore+0xf6/0x100 [ 65.243295][ T4306] ? _raw_spin_unlock+0x40/0x40 [ 65.248133][ T4306] ? print_memory_metadata+0x314/0x400 [ 65.253586][ T4306] check_panic_on_warn+0x80/0xa0 [ 65.258514][ T4306] ? ext4_find_extent+0xbcc/0xe00 [ 65.263520][ T4306] end_report+0x66/0x110 [ 65.272903][ T4306] kasan_report+0x118/0x140 [ 65.279058][ T4306] ? ext4_find_extent+0xbcc/0xe00 [ 65.284076][ T4306] ext4_find_extent+0xbcc/0xe00 [ 65.288935][ T4306] ext4_ext_map_blocks+0x27d/0x66d0 [ 65.294120][ T4306] ? stack_trace_save+0x98/0xe0 [ 65.298954][ T4306] ? ext4_ext_release+0x10/0x10 [ 65.303785][ T4306] ? rwsem_write_trylock+0x12f/0x1b0 [ 65.309053][ T4306] ? ext4_es_lookup_extent+0x443/0xb20 [ 65.314594][ T4306] ext4_map_blocks+0x9d1/0x1b60 [ 65.319443][ T4306] ? ext4_issue_zeroout+0x250/0x250 [ 65.324640][ T4306] _ext4_get_block+0x1d7/0x4e0 [ 65.329416][ T4306] ? alloc_buffer_head+0xd4/0x100 [ 65.334460][ T4306] ? __lock_acquire+0x7c50/0x7c50 [ 65.339501][ T4306] ? ext4_get_block+0x40/0x40 [ 65.344185][ T4306] ? attach_page_private+0x110/0x300 [ 65.349505][ T4306] ? create_empty_buffers+0x59e/0x7a0 [ 65.354950][ T4306] ? do_raw_spin_unlock+0x11d/0x230 [ 65.360189][ T4306] ext4_get_block_unwritten+0x2a/0x100 [ 65.365662][ T4306] __block_write_begin_int+0x54b/0x1a70 [ 65.371226][ T4306] ? _ext4_get_block+0x4e0/0x4e0 [ 65.376168][ T4306] ? page_zero_new_buffers+0x650/0x650 [ 65.381633][ T4306] ? ext4_journal_check_start+0x17e/0x240 [ 65.387355][ T4306] block_page_mkwrite+0x2d8/0x5f0 [ 65.392378][ T4306] ? _ext4_get_block+0x4e0/0x4e0 [ 65.397317][ T4306] ext4_page_mkwrite+0x3b2/0x10c0 [ 65.402343][ T4306] ? _ext4_get_block+0x4e0/0x4e0 [ 65.407284][ T4306] ? ext4_change_inode_journal_flag+0x6b0/0x6b0 [ 65.413529][ T4306] ? count_memcg_event_mm+0x8f/0x3b0 [ 65.418816][ T4306] ? count_memcg_event_mm+0x358/0x3b0 [ 65.424193][ T4306] ? vm_normal_page+0x95/0x1d0 [ 65.428959][ T4306] do_page_mkwrite+0x16b/0x5c0 [ 65.433758][ T4306] wp_page_shared+0x167/0x370 [ 65.438441][ T4306] handle_mm_fault+0x1ca6/0x3e70 [ 65.443385][ T4306] ? mt_find+0x145/0x810 [ 65.447636][ T4306] ? numa_migrate_prep+0x250/0x250 [ 65.452748][ T4306] ? lock_chain_count+0x20/0x20 [ 65.457602][ T4306] ? lock_mm_and_find_vma+0xae/0x2f0 [ 65.462889][ T4306] do_user_addr_fault+0x51f/0xb10 [ 65.467925][ T4306] exc_page_fault+0x60/0x100 [ 65.472512][ T4306] asm_exc_page_fault+0x22/0x30 [ 65.477365][ T4306] RIP: 0010:copy_user_enhanced_fast_string+0xa/0x40 [ 65.483963][ T4306] Code: ff c9 75 f2 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 01 ca c3 8d 0c ca 89 ca eb 20 0f 01 cb 83 fa 40 72 38 89 d1 a4 31 c0 0f 01 ca c3 89 ca eb 0a 90 90 90 90 90 90 90 90 90 90 [ 65.503673][ T4306] RSP: 0018:ffffc90003e07a88 EFLAGS: 00050246 [ 65.509762][ T4306] RAX: ffffffff8407c001 RBX: 0000000000000040 RCX: 0000000000000040 [ 65.517743][ T4306] RDX: 0000000000000040 RSI: ffffc90003e07b20 RDI: 00002000000a4000 [ 65.525720][ T4306] RBP: 0000000000000000 R08: dffffc0000000000 R09: fffff520007c0f6c [ 65.533692][ T4306] R10: fffff520007c0f6c R11: 1ffff920007c0f64 R12: 00007fffffffefc0 [ 65.541663][ T4306] R13: 000000007ff8ea80 R14: 00002000000a4000 R15: ffffc90003e07b20 [ 65.549641][ T4306] ? _copy_to_user+0xa1/0x130 [ 65.554331][ T4306] _copy_to_user+0xea/0x130 [ 65.558849][ T4306] rng_dev_read+0x3c5/0x710 [ 65.563358][ T4306] ? hwrng_yield+0x20/0x20 [ 65.567774][ T4306] ? common_file_perm+0x171/0x1c0 [ 65.572802][ T4306] ? fsnotify_perm+0x39b/0x550 [ 65.577571][ T4306] do_iter_read+0x49f/0xb10 [ 65.582080][ T4306] ? vfs_iter_read+0xa0/0xa0 [ 65.586672][ T4306] ? __import_iovec+0x315/0x500 [ 65.591527][ T4306] ? import_iovec+0x6f/0xa0 [ 65.596047][ T4306] do_preadv+0x1f6/0x330 [ 65.600292][ T4306] ? do_writev+0x410/0x410 [ 65.604719][ T4306] ? rcu_is_watching+0x11/0xa0 [ 65.609498][ T4306] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 65.615488][ T4306] ? lock_chain_count+0x20/0x20 [ 65.620343][ T4306] ? lockdep_hardirqs_on+0x94/0x140 [ 65.625546][ T4306] do_syscall_64+0x4c/0xa0 [ 65.629964][ T4306] ? clear_bhb_loop+0x60/0xb0 [ 65.634642][ T4306] ? clear_bhb_loop+0x60/0xb0 [ 65.639317][ T4306] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 65.645226][ T4306] RIP: 0033:0x7f82cc5fb499 [ 65.649646][ T4306] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 65.669252][ T4306] RSP: 002b:00007f82cc5b7218 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 65.677665][ T4306] RAX: ffffffffffffffda RBX: 00007f82cc6836c8 RCX: 00007f82cc5fb499 [ 65.685636][ T4306] RDX: 0000000000000001 RSI: 0000200000000240 RDI: 0000000000000003 [ 65.693607][ T4306] RBP: 00007f82cc6836c0 R08: 0000000000000000 R09: 0000000000000000 [ 65.701577][ T4306] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f82cc64f854 [ 65.709548][ T4306] R13: 0000200000000000 R14: 0031656c69662f2e R15: 00007ffce3be4ab8 [ 65.717523][ T4306] [ 65.720776][ T4306] Kernel Offset: disabled [ 65.725091][ T4306] Rebooting in 86400 seconds..