Warning: Permanently added '10.128.0.176' (ED25519) to the list of known hosts.
executing program
[ 59.383125][ T4166] loop0: detected capacity change from 0 to 16
[ 59.473004][ T4166] erofs: (device loop0): mounted with root inode @ nid 36.
[ 59.491162][ T4166] erofs: (device loop0): z_erofs_extent_lookback: bogus lookback distance @ nid 36
[ 59.502261][ T4166] erofs: (device loop0): z_erofs_lz4_decompress: failed to decompress -29 in[58, 4038] out[1851]
[ 59.516846][ T4166] erofs: (device loop0): z_erofs_readpage: failed to read, err [-117]
[ 59.530769][ T4166] erofs: (device loop0): z_erofs_extent_lookback: bogus lookback distance @ nid 36
[ 59.540359][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 42 @ nid 36
[ 59.549548][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 41 @ nid 36
[ 59.558589][ T4166] erofs: (device loop0): z_erofs_extent_lookback: bogus lookback distance @ nid 36
[ 59.567936][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 40 @ nid 36
[ 59.576999][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 39 @ nid 36
[ 59.586211][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 38 @ nid 36
[ 59.595637][ T4166] erofs: (device loop0): z_erofs_extent_lookback: bogus lookback distance @ nid 36
[ 59.604983][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 31 @ nid 36
[ 59.614098][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 27 @ nid 36
[ 59.623190][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 26 @ nid 36
[ 59.632257][ T4166] erofs: (device loop0): z_erofs_map_blocks_iter: unknown type 3 @ offset 106495 of nid 36
[ 59.642381][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 25 @ nid 36
[ 59.651474][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 24 @ nid 36
[ 59.660830][ T4166] erofs: (device loop0): z_erofs_extent_lookback: unknown type 3 @ lcn 15 of nid 36
[ 59.670248][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 16 @ nid 36
[ 59.679327][ T4166] erofs: (device loop0): z_erofs_map_blocks_iter: unknown type 3 @ offset 65535 of nid 36
[ 59.689265][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 15 @ nid 36
[ 59.698477][ T4166] attempt to access beyond end of device
[ 59.698477][ T4166] loop0: rw=524288, want=848, limit=16
[ 59.709658][ T4166] attempt to access beyond end of device
[ 59.709658][ T4166] loop0: rw=524288, want=13478624104, limit=16
[ 59.721499][ T4166] attempt to access beyond end of device
[ 59.721499][ T4166] loop0: rw=524288, want=13478624080, limit=16
[ 59.733458][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 47 @ nid 36
[ 59.742548][ T4166] erofs: (device loop0): z_erofs_extent_lookback: bogus lookback distance @ nid 36
[ 59.751878][ T4166] erofs: (device loop0): z_erofs_readahead: readahead error at page 46 @ nid 36
[ 59.761057][ T4166] attempt to access beyond end of device
[ 59.761057][ T4166] loop0: rw=524288, want=32, limit=16
[ 59.772131][ T4166] erofs: (device loop0): z_erofs_lz4_decompress: failed to decompress -29 in[58, 4038] out[3537]
[ 59.784531][ T4166] ==================================================================
[ 59.792686][ T4166] BUG: KASAN: vmalloc-out-of-bounds in hex_dump_to_buffer+0x3c0/0xd50
[ 59.800993][ T4166] Read of size 1 at addr ffffc90000e47000 by task syz-executor301/4166
[ 59.809230][ T4166]
[ 59.811565][ T4166] CPU: 1 PID: 4166 Comm: syz-executor301 Not tainted 5.15.185-syzkaller #0
[ 59.820141][ T4166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 59.830191][ T4166] Call Trace:
[ 59.833466][ T4166]
[ 59.836394][ T4166] dump_stack_lvl+0x168/0x230
[ 59.841072][ T4166] ? show_regs_print_info+0x20/0x20
[ 59.846257][ T4166] ? _printk+0xcc/0x110
[ 59.850399][ T4166] ? hex_dump_to_buffer+0x3c0/0xd50
[ 59.855590][ T4166] ? load_image+0x3b0/0x3b0
[ 59.860083][ T4166] ? _raw_spin_lock_irqsave+0xb0/0xf0
[ 59.865458][ T4166] print_address_description+0x60/0x2d0
[ 59.870997][ T4166] ? hex_dump_to_buffer+0x3c0/0xd50
[ 59.876187][ T4166] kasan_report+0xdf/0x130
[ 59.880594][ T4166] ? hex_dump_to_buffer+0x3c0/0xd50
[ 59.885782][ T4166] hex_dump_to_buffer+0x3c0/0xd50
[ 59.890803][ T4166] print_hex_dump+0x136/0x260
[ 59.895482][ T4166] ? hex_dump_to_buffer+0xd50/0xd50
[ 59.900696][ T4166] z_erofs_lz4_decompress+0xc7f/0x1180
[ 59.906158][ T4166] z_erofs_decompress+0x767/0xde0
[ 59.911173][ T4166] ? lock_chain_count+0x20/0x20
[ 59.916017][ T4166] ? z_erofs_put_shortlivedpage+0x16a/0x3c0
[ 59.921902][ T4166] z_erofs_decompress_queue+0x11a6/0x1990
[ 59.927628][ T4166] ? z_erofs_pagevec_ctor_init+0x670/0x670
[ 59.933480][ T4166] ? z_erofs_decompress_kickoff+0x2b9/0x2e0
[ 59.939363][ T4166] ? submit_bio+0x2be/0x560
[ 59.943860][ T4166] ? submit_bio_noacct+0x6d0/0x6d0
[ 59.948958][ T4166] ? bio_add_page+0x2d6/0x460
[ 59.953630][ T4166] z_erofs_runqueue+0x164c/0x1890
[ 59.958662][ T4166] ? z_erofs_do_read_page+0x26c0/0x26c0
[ 59.964213][ T4166] ? mutex_unlock+0x10/0x10
[ 59.968719][ T4166] z_erofs_readahead+0xb81/0x10c0
[ 59.973738][ T4166] ? z_erofs_readpage+0x6c0/0x6c0
[ 59.978749][ T4166] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 59.984734][ T4166] ? local_lock_release+0x97/0x170
[ 59.989835][ T4166] read_pages+0x165/0x920
[ 59.994155][ T4166] ? page_cache_ra_unbounded+0x930/0x930
[ 59.999782][ T4166] ? add_to_page_cache_lru+0x2a8/0x4a0
[ 60.005234][ T4166] page_cache_ra_unbounded+0x830/0x930
[ 60.010691][ T4166] ? read_cache_pages_invalidate_pages+0x1c0/0x1c0
[ 60.017185][ T4166] ? slab_free_freelist_hook+0xea/0x170
[ 60.022733][ T4166] force_page_cache_ra+0x3e5/0x440
[ 60.027859][ T4166] generic_fadvise+0x520/0x7d0
[ 60.032617][ T4166] ? dump_task+0x600/0x600
[ 60.037026][ T4166] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 60.043016][ T4166] ? lock_chain_count+0x20/0x20
[ 60.047869][ T4166] ? __fdget+0x150/0x210
[ 60.052138][ T4166] __x64_sys_fadvise64+0x139/0x180
[ 60.057254][ T4166] do_syscall_64+0x4c/0xa0
[ 60.061667][ T4166] ? clear_bhb_loop+0x30/0x80
[ 60.066343][ T4166] ? clear_bhb_loop+0x30/0x80
[ 60.071010][ T4166] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 60.076906][ T4166] RIP: 0033:0x7fec7c8406b9
[ 60.081315][ T4166] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48
[ 60.100912][ T4166] RSP: 002b:00007ffd721e6068 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd
[ 60.109426][ T4166] RAX: ffffffffffffffda RBX: 00007ffd721e6238 RCX: 00007fec7c8406b9
[ 60.117389][ T4166] RDX: 0000000000020000 RSI: 000000000000fcff RDI: 0000000000000004
[ 60.125351][ T4166] RBP: 00007fec7c8b3610 R08: 0000000000000000 R09: 00007ffd721e6238
[ 60.133322][ T4166] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000001
[ 60.141286][ T4166] R13: 00007ffd721e6228 R14: 0000000000000001 R15: 0000000000000001
[ 60.149267][ T4166]
[ 60.152274][ T4166]
[ 60.154582][ T4166]
[ 60.156897][ T4166] Memory state around the buggy address:
[ 60.162512][ T4166] ffffc90000e46f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 60.170578][ T4166] ffffc90000e46f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 60.178626][ T4166] >ffffc90000e47000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
[ 60.186672][ T4166] ^
[ 60.190750][ T4166] ffffc90000e47080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
[ 60.198795][ T4166] ffffc90000e47100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
[ 60.206841][ T4166] ==================================================================
[ 60.214881][ T4166] Disabling lock debugging due to kernel taint
[ 60.221180][ T4166] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 60.228403][ T4166] CPU: 1 PID: 4166 Comm: syz-executor301 Tainted: G B 5.15.185-syzkaller #0
[ 60.238395][ T4166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 60.248454][ T4166] Call Trace:
[ 60.251744][ T4166]
[ 60.254666][ T4166] dump_stack_lvl+0x168/0x230
[ 60.259350][ T4166] ? show_regs_print_info+0x20/0x20
[ 60.264533][ T4166] ? load_image+0x3b0/0x3b0
[ 60.269023][ T4166] panic+0x2c9/0x7f0
[ 60.272906][ T4166] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 60.279046][ T4166] ? bpf_jit_dump+0xd0/0xd0
[ 60.283537][ T4166] ? _raw_spin_unlock_irqrestore+0xa5/0x100
[ 60.289417][ T4166] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 60.295301][ T4166] ? _raw_spin_unlock+0x40/0x40
[ 60.300141][ T4166] ? hex_dump_to_buffer+0x3c0/0xd50
[ 60.305333][ T4166] check_panic_on_warn+0x80/0xa0
[ 60.310286][ T4166] ? hex_dump_to_buffer+0x3c0/0xd50
[ 60.315472][ T4166] end_report+0x6d/0xf0
[ 60.319629][ T4166] kasan_report+0x102/0x130
[ 60.324119][ T4166] ? hex_dump_to_buffer+0x3c0/0xd50
[ 60.329306][ T4166] hex_dump_to_buffer+0x3c0/0xd50
[ 60.334321][ T4166] print_hex_dump+0x136/0x260
[ 60.338986][ T4166] ? hex_dump_to_buffer+0xd50/0xd50
[ 60.344178][ T4166] z_erofs_lz4_decompress+0xc7f/0x1180
[ 60.349636][ T4166] z_erofs_decompress+0x767/0xde0
[ 60.354737][ T4166] ? lock_chain_count+0x20/0x20
[ 60.359575][ T4166] ? z_erofs_put_shortlivedpage+0x16a/0x3c0
[ 60.365457][ T4166] z_erofs_decompress_queue+0x11a6/0x1990
[ 60.371171][ T4166] ? z_erofs_pagevec_ctor_init+0x670/0x670
[ 60.376991][ T4166] ? z_erofs_decompress_kickoff+0x2b9/0x2e0
[ 60.382873][ T4166] ? submit_bio+0x2be/0x560
[ 60.387383][ T4166] ? submit_bio_noacct+0x6d0/0x6d0
[ 60.392479][ T4166] ? bio_add_page+0x2d6/0x460
[ 60.397151][ T4166] z_erofs_runqueue+0x164c/0x1890
[ 60.402178][ T4166] ? z_erofs_do_read_page+0x26c0/0x26c0
[ 60.407725][ T4166] ? mutex_unlock+0x10/0x10
[ 60.412227][ T4166] z_erofs_readahead+0xb81/0x10c0
[ 60.417246][ T4166] ? z_erofs_readpage+0x6c0/0x6c0
[ 60.422257][ T4166] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 60.428242][ T4166] ? local_lock_release+0x97/0x170
[ 60.433346][ T4166] read_pages+0x165/0x920
[ 60.437667][ T4166] ? page_cache_ra_unbounded+0x930/0x930
[ 60.443305][ T4166] ? add_to_page_cache_lru+0x2a8/0x4a0
[ 60.448753][ T4166] page_cache_ra_unbounded+0x830/0x930
[ 60.454229][ T4166] ? read_cache_pages_invalidate_pages+0x1c0/0x1c0
[ 60.460719][ T4166] ? slab_free_freelist_hook+0xea/0x170
[ 60.466306][ T4166] force_page_cache_ra+0x3e5/0x440
[ 60.471410][ T4166] generic_fadvise+0x520/0x7d0
[ 60.476167][ T4166] ? dump_task+0x600/0x600
[ 60.480574][ T4166] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 60.486543][ T4166] ? lock_chain_count+0x20/0x20
[ 60.491385][ T4166] ? __fdget+0x150/0x210
[ 60.495633][ T4166] __x64_sys_fadvise64+0x139/0x180
[ 60.500733][ T4166] do_syscall_64+0x4c/0xa0
[ 60.505137][ T4166] ? clear_bhb_loop+0x30/0x80
[ 60.509801][ T4166] ? clear_bhb_loop+0x30/0x80
[ 60.514462][ T4166] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 60.520350][ T4166] RIP: 0033:0x7fec7c8406b9
[ 60.524755][ T4166] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48
[ 60.544343][ T4166] RSP: 002b:00007ffd721e6068 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd
[ 60.552742][ T4166] RAX: ffffffffffffffda RBX: 00007ffd721e6238 RCX: 00007fec7c8406b9
[ 60.560701][ T4166] RDX: 0000000000020000 RSI: 000000000000fcff RDI: 0000000000000004
[ 60.568658][ T4166] RBP: 00007fec7c8b3610 R08: 0000000000000000 R09: 00007ffd721e6238
[ 60.576614][ T4166] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000001
[ 60.584572][ T4166] R13: 00007ffd721e6228 R14: 0000000000000001 R15: 0000000000000001
[ 60.592536][ T4166]
[ 60.595679][ T4166] Kernel Offset: disabled
[ 60.600010][ T4166] Rebooting in 86400 seconds..