Warning: Permanently added '10.128.0.247' (ED25519) to the list of known hosts.
[  333.306501][ T6033] syz-executor403[6033]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
executing program
[  333.463659][ T6033] loop0: detected capacity change from 0 to 32768
[  571.418671][   T29] INFO: task kworker/u4:3:41 blocked for more than 143 seconds.
[  571.420831][   T29]       Not tainted 6.6.0-rc4-syzkaller-g19af4a4ed414 #0
[  571.422702][   T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  571.424909][   T29] task:kworker/u4:3    state:D stack:0     pid:41    ppid:2      flags:0x00000008
[  571.427421][   T29] Workqueue: writeback wb_workfn (flush-7:0)
[  571.429966][   T29] Call trace:
[  571.430869][   T29]  __switch_to+0x320/0x754
[  571.432035][   T29]  __schedule+0x1364/0x23b4
[  571.433230][   T29]  schedule+0xc4/0x170
[  571.434306][   T29]  schedule_preempt_disabled+0x18/0x2c
[  571.435771][   T29]  __mutex_lock_common+0xbd8/0x21a0
[  571.437129][   T29]  mutex_lock_nested+0x2c/0x38
[  571.438381][   T29]  jfs_commit_inode+0x1d4/0x4f8
[  571.440389][   T29]  jfs_write_inode+0x128/0x200
[  571.441679][   T29]  __writeback_single_inode+0x5a8/0x146c
[  571.443131][   T29]  writeback_sb_inodes+0x718/0x1010
[  571.444487][   T29]  __writeback_inodes_wb+0xec/0x234
[  571.445893][   T29]  wb_writeback+0x408/0xfc0
[  571.447059][   T29]  wb_workfn+0xc00/0xf9c
[  571.448201][   T29]  process_one_work+0x694/0x1204
[  571.450133][   T29]  worker_thread+0x938/0xef4
[  571.451434][   T29]  kthread+0x288/0x310
[  571.452490][   T29]  ret_from_fork+0x10/0x20
[  571.453741][   T29] 
[  571.453741][   T29] Showing all locks held in the system:
[  571.455743][   T29] 1 lock held by khungtaskd/29:
[  571.457036][   T29]  #0: ffff80008e373780 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44
[  571.460174][   T29] 4 locks held by kworker/u4:3/41:
[  571.461553][   T29]  #0: ffff0000c1bf2138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x560/0x1204
[  571.464345][   T29]  #1: ffff800093f87c20 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x5a0/0x1204
[  571.467506][   T29]  #2: ffff0000d53560e0 (&type->s_umount_key#44){++++}-{3:3}, at: super_trylock_shared+0x28/0xe4
[  571.470974][   T29]  #3: ffff0000dcbda6c8 (&jfs_ip->commit_mutex){+.+.}-{3:3}, at: jfs_commit_inode+0x1d4/0x4f8
[  571.473815][   T29] 2 locks held by getty/5781:
[  571.475082][   T29]  #0: ffff0000d26060a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c
[  571.477623][   T29]  #1: ffff800095c212f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214
[  571.480994][   T29] 4 locks held by syz-executor403/6033:
[  571.482419][   T29] 
[  571.483014][   T29] =============================================
[  571.483014][   T29] 
[  571.485246][   T29] Kernel panic - not syncing: hung_task: blocked tasks
[  571.487031][   T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.6.0-rc4-syzkaller-g19af4a4ed414 #0
[  571.489509][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[  571.492233][   T29] Call trace:
[  571.493135][   T29]  dump_backtrace+0x1b8/0x1e4
[  571.494418][   T29]  show_stack+0x2c/0x44
[  571.495540][   T29]  dump_stack_lvl+0xd0/0x124
[  571.496827][   T29]  dump_stack+0x1c/0x28
[  571.497930][   T29]  panic+0x2d0/0x7bc
[  571.499004][   T29]  hung_task_panic+0x0/0x2c
[  571.500257][   T29]  kthread+0x288/0x310
[  571.501362][   T29]  ret_from_fork+0x10/0x20
[  571.502564][   T29] SMP: stopping secondary CPUs
[  571.503858][   T29] Kernel Offset: disabled
[  571.505018][   T29] CPU features: 0x0,00000020,70020043,10017203
[  571.506746][   T29] Memory Limit: none
[  571.888876][   T29] Rebooting in 86400 seconds..