Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.1.191' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [ 71.124171][ T6554] loop0: detected capacity change from 0 to 16
[ 71.137897][ T6554] erofs: (device loop0): mounted with root inode @ nid 36.
[ 71.165571][ T45] erofs: (device loop0): z_erofs_lz4_decompress_mem: failed to decompress -4099 in[4096, 0] out[9000]
[ 71.177166][ T45] ------------[ cut here ]------------
[ 71.182632][ T45] WARNING: CPU: 1 PID: 45 at fs/erofs/decompressor.c:230 z_erofs_lz4_decompress+0x841/0x1400
[ 71.192916][ T45] Modules linked in:
[ 71.196818][ T45] CPU: 1 PID: 45 Comm: kworker/u5:0 Not tainted 5.15.0-rc6-next-20211025-syzkaller #0
[ 71.206561][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 71.216669][ T45] Workqueue: erofs_unzipd z_erofs_decompressqueue_work
[ 71.223810][ T45] RIP: 0010:z_erofs_lz4_decompress+0x841/0x1400
[ 71.230085][ T45] Code: e9 03 80 3c 11 00 0f 85 8c 0a 00 00 41 56 48 8b 7d 00 45 89 e9 89 d9 48 c7 c2 00 f0 fb 89 48 c7 c6 20 f2 fb 89 e8 fc 4a 85 05 <0f> 0b 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 08 5f 48 89 ca 48
[ 71.249931][ T45] RSP: 0018:ffffc9000115f710 EFLAGS: 00010282
[ 71.256106][ T45] RAX: 0000000000000000 RBX: ffffffffffffeffd RCX: 0000000000000000
[ 71.264333][ T45] RDX: ffff88801599d7c0 RSI: ffffffff815f17d8 RDI: fffff5200022bed2
[ 71.272317][ T45] RBP: ffffc9000115f850 R08: 0000000000000063 R09: 0000000000000000
[ 71.280794][ T45] R10: ffffffff815eb5ae R11: 0000000000000000 R12: 0000000000000000
[ 71.288860][ T45] R13: 0000000000000000 R14: 0000000000002328 R15: 0000000000000000
[ 71.296917][ T45] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
[ 71.305936][ T45] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 71.312531][ T45] CR2: 000056199e7f9008 CR3: 000000007f362000 CR4: 00000000003506e0
[ 71.320689][ T45] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 71.328765][ T45] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 71.336825][ T45] Call Trace:
[ 71.340131][ T45]
[ 71.343147][ T45] z_erofs_decompress_pcluster.isra.0+0x1301/0x2250
[ 71.349924][ T45] ? mp_unregister_ioapic+0x500/0x5e0
[ 71.355378][ T45] ? z_erofs_pcluster_readmore+0x870/0x870
[ 71.361248][ T45] ? deref_stack_reg+0x150/0x150
[ 71.366287][ T45] ? ret_from_fork+0x1f/0x30
[ 71.371173][ T45] ? kernel_text_address+0xd/0x80
[ 71.376275][ T45] ? create_prof_cpu_mask+0x20/0x20
[ 71.381493][ T45] ? arch_stack_walk+0x7d/0xe0
[ 71.386355][ T45] ? ret_from_fork+0x1f/0x30
[ 71.390990][ T45] ? stack_trace_save+0x8c/0xc0
[ 71.395910][ T45] ? filter_irq_stacks+0x90/0x90
[ 71.400866][ T45] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 71.407189][ T45] ? _find_first_zero_bit+0x94/0xb0
[ 71.412444][ T45] ? add_lock_to_list.constprop.0+0x185/0x370
[ 71.418597][ T45] ? lockdep_unlock+0x11c/0x290
[ 71.423529][ T45] ? __lock_acquire+0x24ca/0x54a0
[ 71.428584][ T45] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 71.434663][ T45] z_erofs_decompressqueue_work+0xe1/0x170
[ 71.440485][ T45] ? z_erofs_decompress_pcluster.isra.0+0x2250/0x2250
[ 71.447359][ T45] process_one_work+0x9b2/0x1690
[ 71.452342][ T45] ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[ 71.457832][ T45] ? try_to_del_timer_sync+0xbf/0x110
[ 71.463328][ T45] worker_thread+0x658/0x11f0
[ 71.468058][ T45] ? process_one_work+0x1690/0x1690
[ 71.473318][ T45] kthread+0x405/0x4f0
[ 71.477440][ T45] ? set_kthread_struct+0x130/0x130
[ 71.482645][ T45] ret_from_fork+0x1f/0x30
[ 71.487164][ T45]
[ 71.490192][ T45] Kernel panic - not syncing: panic_on_warn set ...
[ 71.496809][ T45] CPU: 1 PID: 45 Comm: kworker/u5:0 Not tainted 5.15.0-rc6-next-20211025-syzkaller #0
[ 71.506336][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 71.516389][ T45] Workqueue: erofs_unzipd z_erofs_decompressqueue_work
[ 71.523262][ T45] Call Trace:
[ 71.526528][ T45]
[ 71.529444][ T45] dump_stack_lvl+0xcd/0x134
[ 71.534039][ T45] panic+0x2b0/0x6dd
[ 71.537923][ T45] ? __warn_printk+0xf3/0xf3
[ 71.542504][ T45] ? __warn.cold+0x1a/0x44
[ 71.546908][ T45] ? z_erofs_lz4_decompress+0x841/0x1400
[ 71.552530][ T45] __warn.cold+0x35/0x44
[ 71.556763][ T45] ? z_erofs_lz4_decompress+0x841/0x1400
[ 71.562384][ T45] report_bug+0x1bd/0x210
[ 71.566730][ T45] handle_bug+0x3c/0x60
[ 71.570891][ T45] exc_invalid_op+0x14/0x40
[ 71.575487][ T45] asm_exc_invalid_op+0x12/0x20
[ 71.580339][ T45] RIP: 0010:z_erofs_lz4_decompress+0x841/0x1400
[ 71.586592][ T45] Code: e9 03 80 3c 11 00 0f 85 8c 0a 00 00 41 56 48 8b 7d 00 45 89 e9 89 d9 48 c7 c2 00 f0 fb 89 48 c7 c6 20 f2 fb 89 e8 fc 4a 85 05 <0f> 0b 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 08 5f 48 89 ca 48
[ 71.606300][ T45] RSP: 0018:ffffc9000115f710 EFLAGS: 00010282
[ 71.612466][ T45] RAX: 0000000000000000 RBX: ffffffffffffeffd RCX: 0000000000000000
[ 71.620548][ T45] RDX: ffff88801599d7c0 RSI: ffffffff815f17d8 RDI: fffff5200022bed2
[ 71.628515][ T45] RBP: ffffc9000115f850 R08: 0000000000000063 R09: 0000000000000000
[ 71.636490][ T45] R10: ffffffff815eb5ae R11: 0000000000000000 R12: 0000000000000000
[ 71.644478][ T45] R13: 0000000000000000 R14: 0000000000002328 R15: 0000000000000000
[ 71.652467][ T45] ? wake_up_klogd.part.0+0x8e/0xd0
[ 71.657702][ T45] ? vprintk+0x88/0x90
[ 71.661805][ T45] z_erofs_decompress_pcluster.isra.0+0x1301/0x2250
[ 71.668426][ T45] ? mp_unregister_ioapic+0x500/0x5e0
[ 71.673807][ T45] ? z_erofs_pcluster_readmore+0x870/0x870
[ 71.679624][ T45] ? deref_stack_reg+0x150/0x150
[ 71.684565][ T45] ? ret_from_fork+0x1f/0x30
[ 71.689156][ T45] ? kernel_text_address+0xd/0x80
[ 71.694180][ T45] ? create_prof_cpu_mask+0x20/0x20
[ 71.699381][ T45] ? arch_stack_walk+0x7d/0xe0
[ 71.704159][ T45] ? ret_from_fork+0x1f/0x30
[ 71.708933][ T45] ? stack_trace_save+0x8c/0xc0
[ 71.713800][ T45] ? filter_irq_stacks+0x90/0x90
[ 71.718836][ T45] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 71.725103][ T45] ? _find_first_zero_bit+0x94/0xb0
[ 71.730418][ T45] ? add_lock_to_list.constprop.0+0x185/0x370
[ 71.736496][ T45] ? lockdep_unlock+0x11c/0x290
[ 71.741346][ T45] ? __lock_acquire+0x24ca/0x54a0
[ 71.746389][ T45] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 71.752400][ T45] z_erofs_decompressqueue_work+0xe1/0x170
[ 71.758222][ T45] ? z_erofs_decompress_pcluster.isra.0+0x2250/0x2250
[ 71.765001][ T45] process_one_work+0x9b2/0x1690
[ 71.769950][ T45] ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[ 71.775319][ T45] ? try_to_del_timer_sync+0xbf/0x110
[ 71.780707][ T45] worker_thread+0x658/0x11f0
[ 71.785567][ T45] ? process_one_work+0x1690/0x1690
[ 71.790781][ T45] kthread+0x405/0x4f0
[ 71.794857][ T45] ? set_kthread_struct+0x130/0x130
[ 71.800074][ T45] ret_from_fork+0x1f/0x30
[ 71.804514][ T45]
[ 71.807715][ T45] Kernel Offset: disabled
[ 71.812115][ T45] Rebooting in 86400 seconds..