Warning: Permanently added '10.128.0.80' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 428.042581][ T27] INFO: task syz-executor244:3995 blocked for more than 143 seconds. [ 428.044600][ T27] Not tainted 5.15.158-syzkaller #0 [ 428.046027][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.047991][ T27] task:syz-executor244 state:D stack: 0 pid: 3995 ppid: 3994 flags:0x00000005 [ 428.049795][ T27] Call trace: [ 428.050549][ T27] __switch_to+0x308/0x5e8 [ 428.051578][ T27] __schedule+0xf10/0x1e48 [ 428.082500][ T27] schedule+0x11c/0x1c8 [ 428.083626][ T27] rwsem_down_write_slowpath+0xd94/0x17e0 [ 428.085036][ T27] down_write+0xe8/0x12c [ 428.086102][ T27] blkdev_fallocate+0x208/0x438 [ 428.087304][ T27] vfs_fallocate+0x478/0x5b4 [ 428.088408][ T27] __arm64_sys_fallocate+0xc0/0x110 [ 428.089693][ T27] invoke_syscall+0x98/0x2b8 [ 428.090815][ T27] el0_svc_common+0x138/0x258 [ 428.091944][ T27] do_el0_svc+0x58/0x14c [ 428.108904][ T27] el0_svc+0x7c/0x1f0 [ 428.109998][ T27] el0t_64_sync_handler+0x84/0xe4 [ 428.111362][ T27] el0t_64_sync+0x1a0/0x1a4 [ 428.112585][ T27] INFO: task syz-executor244:3996 blocked for more than 143 seconds. [ 428.114636][ T27] Not tainted 5.15.158-syzkaller #0 [ 428.116025][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.118191][ T27] task:syz-executor244 state:D stack: 0 pid: 3996 ppid: 3992 flags:0x00000005 [ 428.120530][ T27] Call trace: [ 428.121365][ T27] __switch_to+0x308/0x5e8 [ 428.137029][ T27] __schedule+0xf10/0x1e48 [ 428.138261][ T27] schedule+0x11c/0x1c8 [ 428.139290][ T27] rwsem_down_write_slowpath+0xd94/0x17e0 [ 428.140742][ T27] down_write+0xe8/0x12c [ 428.141831][ T27] blkdev_fallocate+0x208/0x438 [ 428.152691][ T27] vfs_fallocate+0x478/0x5b4 [ 428.153940][ T27] __arm64_sys_fallocate+0xc0/0x110 [ 428.155277][ T27] invoke_syscall+0x98/0x2b8 [ 428.156436][ T27] el0_svc_common+0x138/0x258 [ 428.157647][ T27] do_el0_svc+0x58/0x14c [ 428.158766][ T27] el0_svc+0x7c/0x1f0 [ 428.159740][ T27] el0t_64_sync_handler+0x84/0xe4 [ 428.160985][ T27] el0t_64_sync+0x1a0/0x1a4 [ 428.170740][ T27] INFO: task syz-executor244:3997 blocked for more than 143 seconds. [ 428.172821][ T27] Not tainted 5.15.158-syzkaller #0 [ 428.174253][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.176478][ T27] task:syz-executor244 state:D stack: 0 pid: 3997 ppid: 3989 flags:0x00000005 [ 428.178837][ T27] Call trace: [ 428.179709][ T27] __switch_to+0x308/0x5e8 [ 428.180862][ T27] __schedule+0xf10/0x1e48 [ 428.181975][ T27] schedule+0x11c/0x1c8 [ 428.196405][ T27] rwsem_down_write_slowpath+0xd94/0x17e0 [ 428.197949][ T27] down_write+0xe8/0x12c [ 428.199011][ T27] blkdev_fallocate+0x208/0x438 [ 428.200251][ T27] vfs_fallocate+0x478/0x5b4 [ 428.201418][ T27] __arm64_sys_fallocate+0xc0/0x110 [ 428.207080][ T27] invoke_syscall+0x98/0x2b8 [ 428.208301][ T27] el0_svc_common+0x138/0x258 [ 428.209460][ T27] do_el0_svc+0x58/0x14c [ 428.210492][ T27] el0_svc+0x7c/0x1f0 [ 428.211588][ T27] el0t_64_sync_handler+0x84/0xe4 [ 428.212955][ T27] el0t_64_sync+0x1a0/0x1a4 [ 428.214087][ T27] [ 428.214087][ T27] Showing all locks held in the system: [ 428.215980][ T27] 1 lock held by khungtaskd/27: [ 428.217227][ T27] #0: ffff800014b114a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 428.219624][ T27] 1 lock held by klogd/3577: [ 428.220747][ T27] 2 locks held by getty/3726: [ 428.221880][ T27] #0: ffff0000d2224098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 428.243209][ T27] #1: ffff800018e132e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 [ 428.245846][ T27] 1 lock held by syz-executor244/3990: [ 428.247180][ T27] 1 lock held by syz-executor244/3995: [ 428.248499][ T27] #0: ffff0000c05a7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x208/0x438 [ 428.251133][ T27] 1 lock held by syz-executor244/3996: [ 428.261150][ T27] #0: ffff0000c05a7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x208/0x438 [ 428.264029][ T27] 1 lock held by syz-executor244/3997: [ 428.265352][ T27] #0: ffff0000c05a7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x208/0x438 [ 428.268059][ T27] 1 lock held by syz-executor244/4004: [ 428.269418][ T27] #0: ffff0000c05a7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x208/0x438 [ 428.272111][ T27] [ 428.284950][ T27] ============================================= [ 428.284950][ T27] [ 428.287036][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 428.288587][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.158-syzkaller #0 [ 428.290462][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 428.293025][ T27] Call trace: [ 428.293858][ T27] dump_backtrace+0x0/0x530 [ 428.294891][ T27] show_stack+0x2c/0x3c [ 428.295922][ T27] dump_stack_lvl+0x108/0x170 [ 428.297062][ T27] dump_stack+0x1c/0x58 [ 428.298131][ T27] panic+0x304/0x8bc [ 428.299119][ T27] hung_task_panic+0x0/0x2c [ 428.300202][ T27] kthread+0x37c/0x45c [ 428.301150][ T27] ret_from_fork+0x10/0x20 [ 428.302222][ T27] SMP: stopping secondary CPUs [ 428.303480][ T27] Kernel Offset: disabled [ 428.304595][ T27] CPU features: 0x0,000081c1,21302e40 [ 428.305900][ T27] Memory Limit: none [ 428.605968][ T27] Rebooting in 86400 seconds..