Warning: Permanently added '10.128.1.111' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program [ 714.731588][ T27] INFO: task syz-executor202:4095 blocked for more than 143 seconds. [ 714.733599][ T27] Not tainted 5.15.101-syzkaller #0 [ 714.735118][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 714.737243][ T27] task:syz-executor202 state:D stack: 0 pid: 4095 ppid: 4093 flags:0x00000001 [ 714.739456][ T27] Call trace: [ 714.740401][ T27] __switch_to+0x308/0x5e8 [ 714.771451][ T27] __schedule+0xfcc/0x1f1c [ 714.772575][ T27] schedule+0x11c/0x1c8 [ 714.773538][ T27] rwsem_down_write_slowpath+0xca8/0x1340 [ 714.774866][ T27] down_write+0x25c/0x260 [ 714.775877][ T27] blkdev_fallocate+0x208/0x378 [ 714.776982][ T27] vfs_fallocate+0x478/0x5b4 [ 714.778102][ T27] __arm64_sys_fallocate+0xc0/0x110 [ 714.779351][ T27] invoke_syscall+0x98/0x2b8 [ 714.780466][ T27] el0_svc_common+0x138/0x258 [ 714.800265][ T27] do_el0_svc+0x58/0x14c [ 714.801271][ T27] el0_svc+0x7c/0x1f0 [ 714.802400][ T27] el0t_64_sync_handler+0x84/0xe4 [ 714.803609][ T27] el0t_64_sync+0x1a0/0x1a4 [ 714.804698][ T27] INFO: task syz-executor202:4097 blocked for more than 143 seconds. [ 714.806600][ T27] Not tainted 5.15.101-syzkaller #0 [ 714.808049][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 714.810135][ T27] task:syz-executor202 state:D stack: 0 pid: 4097 ppid: 4092 flags:0x00000001 [ 714.827845][ T27] Call trace: [ 714.828762][ T27] __switch_to+0x308/0x5e8 [ 714.829811][ T27] __schedule+0xfcc/0x1f1c [ 714.830917][ T27] schedule+0x11c/0x1c8 [ 714.832051][ T27] rwsem_down_write_slowpath+0xca8/0x1340 [ 714.833392][ T27] down_write+0x25c/0x260 [ 714.834436][ T27] blkdev_fallocate+0x208/0x378 [ 714.835567][ T27] vfs_fallocate+0x478/0x5b4 [ 714.836693][ T27] __arm64_sys_fallocate+0xc0/0x110 [ 714.837956][ T27] invoke_syscall+0x98/0x2b8 [ 714.839110][ T27] el0_svc_common+0x138/0x258 [ 714.840197][ T27] do_el0_svc+0x58/0x14c [ 714.841206][ T27] el0_svc+0x7c/0x1f0 [ 714.851464][ T27] el0t_64_sync_handler+0x84/0xe4 [ 714.852702][ T27] el0t_64_sync+0x1a0/0x1a4 [ 714.860926][ T27] INFO: task syz-executor202:4098 blocked for more than 143 seconds. [ 714.863125][ T27] Not tainted 5.15.101-syzkaller #0 [ 714.864492][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 714.866593][ T27] task:syz-executor202 state:D stack: 0 pid: 4098 ppid: 4089 flags:0x00000001 [ 714.868840][ T27] Call trace: [ 714.869662][ T27] __switch_to+0x308/0x5e8 [ 714.870742][ T27] __schedule+0xfcc/0x1f1c [ 714.881886][ T27] schedule+0x11c/0x1c8 [ 714.882957][ T27] rwsem_down_write_slowpath+0xca8/0x1340 [ 714.884348][ T27] down_write+0x25c/0x260 [ 714.885389][ T27] blkdev_fallocate+0x208/0x378 [ 714.886579][ T27] vfs_fallocate+0x478/0x5b4 [ 714.887707][ T27] __arm64_sys_fallocate+0xc0/0x110 [ 714.888888][ T27] invoke_syscall+0x98/0x2b8 [ 714.889940][ T27] el0_svc_common+0x138/0x258 [ 714.891080][ T27] do_el0_svc+0x58/0x14c [ 714.902538][ T27] el0_svc+0x7c/0x1f0 [ 714.903587][ T27] el0t_64_sync_handler+0x84/0xe4 [ 714.904820][ T27] el0t_64_sync+0x1a0/0x1a4 [ 714.905938][ T27] INFO: task syz-executor202:4099 blocked for more than 143 seconds. [ 714.907875][ T27] Not tainted 5.15.101-syzkaller #0 [ 714.909260][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 714.917326][ T27] task:syz-executor202 state:D stack: 0 pid: 4099 ppid: 4091 flags:0x00000001 [ 714.919575][ T27] Call trace: [ 714.920331][ T27] __switch_to+0x308/0x5e8 [ 714.921468][ T27] __schedule+0xfcc/0x1f1c [ 714.922579][ T27] schedule+0x11c/0x1c8 [ 714.923622][ T27] rwsem_down_write_slowpath+0xca8/0x1340 [ 714.925036][ T27] down_write+0x25c/0x260 [ 714.926089][ T27] blkdev_fallocate+0x208/0x378 [ 714.927193][ T27] vfs_fallocate+0x478/0x5b4 [ 714.928337][ T27] __arm64_sys_fallocate+0xc0/0x110 [ 714.929596][ T27] invoke_syscall+0x98/0x2b8 [ 714.930759][ T27] el0_svc_common+0x138/0x258 [ 714.947099][ T27] do_el0_svc+0x58/0x14c [ 714.948104][ T27] el0_svc+0x7c/0x1f0 [ 714.949073][ T27] el0t_64_sync_handler+0x84/0xe4 [ 714.950301][ T27] el0t_64_sync+0x1a0/0x1a4 [ 714.956379][ T27] [ 714.956379][ T27] Showing all locks held in the system: [ 714.958301][ T27] 1 lock held by khungtaskd/27: [ 714.959510][ T27] #0: ffff800014b925a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 714.961745][ T27] 1 lock held by klogd/3575: [ 714.962810][ T27] 2 locks held by getty/3734: [ 714.963889][ T27] #0: ffff0000d3cb9098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 714.966162][ T27] #1: ffff800018e902e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1200 [ 714.968565][ T27] 1 lock held by syz-executor202/4095: [ 714.969767][ T27] #0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x208/0x378 [ 714.988545][ T27] 1 lock held by syz-executor202/4096: [ 714.989890][ T27] 1 lock held by syz-executor202/4097: [ 714.991105][ T27] #0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x208/0x378 [ 714.993792][ T27] 1 lock held by syz-executor202/4098: [ 714.995149][ T27] #0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x208/0x378 [ 714.997661][ T27] 1 lock held by syz-executor202/4099: [ 714.998943][ T27] #0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x208/0x378 [ 715.031379][ T27] 1 lock held by syz-executor202/4106: [ 715.032662][ T27] #0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x208/0x378 [ 715.035185][ T27] [ 715.035685][ T27] ============================================= [ 715.035685][ T27] [ 715.037652][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 715.039264][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.101-syzkaller #0 [ 715.041110][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 715.043540][ T27] Call trace: [ 715.044307][ T27] dump_backtrace+0x0/0x530 [ 715.045309][ T27] show_stack+0x2c/0x3c [ 715.046319][ T27] dump_stack_lvl+0x108/0x170 [ 715.047470][ T27] dump_stack+0x1c/0x58 [ 715.048418][ T27] panic+0x304/0x8b4 [ 715.049350][ T27] hung_task_panic+0x0/0x2c [ 715.050371][ T27] kthread+0x37c/0x45c [ 715.051358][ T27] ret_from_fork+0x10/0x20 [ 715.052501][ T27] SMP: stopping secondary CPUs [ 715.053659][ T27] Kernel Offset: disabled [ 715.054706][ T27] CPU features: 0x000081c1,21302e40 [ 715.055918][ T27] Memory Limit: none [ 715.355316][ T27] Rebooting in 86400 seconds..