Warning: Permanently added '10.128.0.149' (ED25519) to the list of known hosts. [ 660.069620][ T6141] loop0: detected capacity change from 0 to 8 executing program [ 660.077278][ T6141] SQUASHFS error: Failed to read block 0x8f: -5 [ 660.080666][ T6141] FAULT_INJECTION: forcing a failure. [ 660.080666][ T6141] name failslab, interval 1, probability 0, space 0, times 1 [ 660.084153][ T6141] CPU: 1 PID: 6141 Comm: syz-executor239 Not tainted 6.7.0-rc3-syzkaller-g2cc14f52aeb7 #0 [ 660.086670][ T6141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 660.089240][ T6141] Call trace: [ 660.090066][ T6141] dump_backtrace+0x1b8/0x1e4 [ 660.091265][ T6141] show_stack+0x2c/0x44 [ 660.092364][ T6141] dump_stack_lvl+0xd0/0x124 [ 660.093606][ T6141] dump_stack+0x1c/0x28 [ 660.094678][ T6141] should_fail_ex+0x3b0/0x50c [ 660.095868][ T6141] __should_failslab+0xc8/0x128 [ 660.097139][ T6141] should_failslab+0x10/0x28 [ 660.098309][ T6141] __kmem_cache_alloc_node+0x80/0x368 [ 660.099699][ T6141] kmalloc_trace+0x3c/0x88 [ 660.100830][ T6141] squashfs_page_actor_init_special+0x70/0x44c [ 660.102453][ T6141] squashfs_readpage_block+0x4e0/0xd5c [ 660.103879][ T6141] squashfs_read_folio+0x424/0x9a4 [ 660.105214][ T6141] filemap_read_folio+0x14c/0x39c [ 660.106511][ T6141] filemap_get_pages+0x10dc/0x1630 [ 660.107845][ T6141] filemap_read+0x32c/0xbf8 [ 660.109034][ T6141] generic_file_read_iter+0xa0/0x458 [ 660.110379][ T6141] do_iter_read+0x668/0xa80 [ 660.111593][ T6141] do_preadv+0x1e4/0x324 [ 660.112694][ T6141] __arm64_sys_preadv+0xa0/0xb8 [ 660.113938][ T6141] invoke_syscall+0x98/0x2b8 [ 660.115118][ T6141] el0_svc_common+0x130/0x23c [ 660.116329][ T6141] do_el0_svc+0x48/0x58 [ 660.117395][ T6141] el0_svc+0x54/0x158 [ 660.118422][ T6141] el0t_64_sync_handler+0x84/0xfc [ 660.119709][ T6141] el0t_64_sync+0x190/0x194 [ 858.108755][ T30] INFO: task syz-executor239:6140 blocked for more than 143 seconds. [ 858.110847][ T30] Not tainted 6.7.0-rc3-syzkaller-g2cc14f52aeb7 #0 [ 858.112628][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 858.114835][ T30] task:syz-executor239 state:D stack:0 pid:6140 tgid:6140 ppid:6138 flags:0x00000004 [ 858.117459][ T30] Call trace: [ 858.118300][ T30] __switch_to+0x314/0x560 [ 858.119559][ T30] __schedule+0x1354/0x2360 [ 858.120737][ T30] schedule+0xb8/0x19c [ 858.121752][ T30] io_schedule+0x8c/0x12c [ 858.122864][ T30] folio_wait_bit_common+0x65c/0xb90 [ 858.124178][ T30] __folio_lock+0x2c/0x3c [ 858.125325][ T30] truncate_inode_pages_range+0x960/0xf34 [ 858.126783][ T30] truncate_inode_pages_final+0x90/0xc0 [ 858.128132][ T30] evict+0x26c/0x68c [ 858.129199][ T30] evict_inodes+0x6b4/0x74c [ 858.130335][ T30] generic_shutdown_super+0x9c/0x2b8 [ 858.131686][ T30] kill_block_super+0x44/0x90 [ 858.132899][ T30] deactivate_locked_super+0xc4/0x144 [ 858.134288][ T30] deactivate_super+0xe0/0x100 [ 858.135504][ T30] cleanup_mnt+0x34c/0x3dc [ 858.136623][ T30] __cleanup_mnt+0x20/0x30 [ 858.137718][ T30] task_work_run+0x230/0x2e0 [ 858.138910][ T30] do_notify_resume+0x214c/0x393c [ 858.140176][ T30] el0_svc+0x9c/0x158 [ 858.141232][ T30] el0t_64_sync_handler+0x84/0xfc [ 858.142526][ T30] el0t_64_sync+0x190/0x194 [ 858.143705][ T30] [ 858.143705][ T30] Showing all locks held in the system: [ 858.145727][ T30] 1 lock held by khungtaskd/30: [ 858.147021][ T30] #0: ffff80008e6b4740 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 858.149520][ T30] 1 lock held by klogd/5704: [ 858.150704][ T30] #0: ffff0001b4168d98 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x2dc/0x2360 [ 858.153068][ T30] 2 locks held by getty/5856: [ 858.154226][ T30] #0: ffff0000d233b0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 858.156676][ T30] #1: ffff800094e302f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41c/0x1228 [ 858.159373][ T30] 1 lock held by syz-executor239/6140: [ 858.160799][ T30] #0: ffff0000d404a0e0 (&type->s_umount_key#44){+.+.}-{3:3}, at: deactivate_super+0xd8/0x100 [ 858.163498][ T30] [ 858.164120][ T30] ============================================= [ 858.164120][ T30] [ 858.166285][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 858.168065][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.7.0-rc3-syzkaller-g2cc14f52aeb7 #0 [ 858.170482][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 858.173089][ T30] Call trace: [ 858.173935][ T30] dump_backtrace+0x1b8/0x1e4 [ 858.175156][ T30] show_stack+0x2c/0x44 [ 858.176198][ T30] dump_stack_lvl+0xd0/0x124 [ 858.177406][ T30] dump_stack+0x1c/0x28 [ 858.178478][ T30] panic+0x30c/0x88c [ 858.179479][ T30] hung_task_panic+0x0/0x2c [ 858.180634][ T30] kthread+0x288/0x310 [ 858.181692][ T30] ret_from_fork+0x10/0x20 [ 858.182853][ T30] SMP: stopping secondary CPUs [ 858.184162][ T30] Kernel Offset: disabled [ 858.185280][ T30] CPU features: 0x0,00000020,70020046,21017203 [ 858.186856][ T30] Memory Limit: none [ 858.603361][ T30] Rebooting in 86400 seconds..