Warning: Permanently added '10.128.0.177' (ED25519) to the list of known hosts.
2025/07/22 04:12:35 ignoring optional flag "sandboxArg"="0"
2025/07/22 04:12:36 parsed 1 programs
[ 60.604934][ T1921] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 63.272553][ T1942] syz-executor (1942) used greatest stack depth: 11944 bytes left
2025/07/22 04:12:39 executed programs: 0
2025/07/22 04:12:59 executed programs: 3
2025/07/22 04:13:18 executed programs: 4
2025/07/22 04:13:37 executed programs: 5
2025/07/22 04:14:01 executed programs: 6
2025/07/22 04:14:25 executed programs: 7
2025/07/22 04:14:50 executed programs: 8
[ 218.986540][ T31] INFO: task syz.3.16:2908 blocked for more than 143 seconds.
[ 218.994452][ T31] Not tainted 6.16.0-rc5-syzkaller #0
[ 219.000647][ T31] Blocked by coredump.
[ 219.005585][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 219.014514][ T31] task:syz.3.16 state:D stack:13584 pid:2908 tgid:2908 ppid:2454 task_flags:0x40004c flags:0x00004000
[ 219.026494][ T31] Call Trace:
[ 219.029782][ T31]
[ 219.032772][ T31] __schedule+0x76d/0xc30
[ 219.037126][ T31] ? schedule+0xac/0x140
[ 219.041448][ T31] ? schedule+0x21/0x140
[ 219.045738][ T31] schedule+0xac/0x140
[ 219.049901][ T31] schedule_preempt_disabled+0x32/0x60
[ 219.055446][ T31] rwsem_down_read_slowpath+0x241/0x520
[ 219.061011][ T31] down_read+0x86/0xf0
[ 219.065124][ T31] exit_mm+0x3f/0x110
[ 219.069119][ T31] do_exit+0x1c6/0x9a0
[ 219.073248][ T31] do_group_exit+0x9f/0xa0
[ 219.077772][ T31] __x64_sys_exit_group+0x12/0x20
[ 219.082860][ T31] x64_sys_call+0x21ba/0x21c0
[ 219.087672][ T31] do_syscall_64+0x8f/0x250
[ 219.092388][ T31] ? clear_bhb_loop+0x40/0x90
[ 219.097258][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 219.103249][ T31] RIP: 0033:0x7f433077e9a9
[ 219.108016][ T31] RSP: 002b:00007fff91d11a48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 219.116482][ T31] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f433077e9a9
[ 219.124560][ T31] RDX: 00007f433077e9a9 RSI: 0000000000000000 RDI: 0000000000000000
[ 219.132620][ T31] RBP: 0000000000000003 R08: 0000000291d11b3f R09: 00007f4330970260
[ 219.140597][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 219.148644][ T31] R13: 00007f4330970260 R14: 0000000000000003 R15: 00007fff91d11b00
[ 219.156741][ T31]
[ 219.354516][ T31]
[ 219.354516][ T31] Showing all locks held in the system:
[ 219.362337][ T31] 1 lock held by khungtaskd/31:
[ 219.367366][ T31] #0: ffffffff8277aab0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x2e/0x100
[ 219.377546][ T31] 2 locks held by getty/857:
[ 219.382359][ T31] #0: ffff888100a9f0a0 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x20/0x40
[ 219.392217][ T31] #1: ffffc90001bdb2f0 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x1c3/0x6e0
[ 219.402244][ T31] 1 lock held by syz.3.16/2908:
[ 219.407180][ T31] #0: ffff888101b542a0 (&mm->mmap_lock){....}-{3:3}, at: exit_mm+0x3f/0x110
[ 219.415999][ T31] 1 lock held by syz.3.16/2909:
[ 219.420852][ T31] 1 lock held by syz.4.17/3366:
[ 219.425739][ T31] #0: ffff88810fab5520 (&mm->mmap_lock){....}-{3:3}, at: exit_mm+0x3f/0x110
[ 219.434744][ T31] 1 lock held by syz.4.17/3367:
[ 219.439697][ T31] 1 lock held by syz.5.18/3824:
[ 219.444604][ T31] #0: ffff88810fab1460 (&mm->mmap_lock){....}-{3:3}, at: exit_mm+0x3f/0x110
[ 219.453404][ T31] 1 lock held by syz.5.18/3826:
[ 219.458298][ T31] 1 lock held by syz.6.19/4284:
[ 219.463170][ T31] #0: ffff88810fab3960 (&mm->mmap_lock){....}-{3:3}, at: exit_mm+0x3f/0x110
[ 219.471965][ T31] 1 lock held by syz.6.19/4285:
[ 219.477078][ T31] 1 lock held by syz.7.20/4743:
[ 219.481966][ T31] #0: ffff888101b53960 (&mm->mmap_lock){....}-{3:3}, at: exit_mm+0x3f/0x110
[ 219.490754][ T31] 1 lock held by syz.7.20/4744:
[ 219.495739][ T31] 1 lock held by syz.8.21/5201:
[ 219.500771][ T31] #0: ffff88810fab26e0 (&mm->mmap_lock){....}-{3:3}, at: exit_mm+0x3f/0x110
[ 219.509598][ T31] 1 lock held by syz.8.21/5203:
[ 219.514469][ T31] 1 lock held by syz.9.22/5660:
[ 219.519318][ T31] #0: ffff88810fab4be0 (&mm->mmap_lock){....}-{3:3}, at: exit_mm+0x3f/0x110
[ 219.528152][ T31] 1 lock held by syz.9.22/5661:
[ 219.533309][ T31]
[ 219.535646][ T31] =============================================
[ 219.535646][ T31]
[ 219.544196][ T31] NMI backtrace for cpu 0
[ 219.544209][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc5-syzkaller #0 PREEMPT(none)
[ 219.544214][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 219.544216][ T31] Call Trace:
[ 219.544220][ T31]
[ 219.544223][ T31] dump_stack_lvl+0xa2/0xf0
[ 219.544231][ T31] nmi_cpu_backtrace+0x109/0x170
[ 219.544237][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 219.544242][ T31] nmi_trigger_cpumask_backtrace+0x8e/0x140
[ 219.544248][ T31] watchdog+0x604/0x630
[ 219.544251][ T31] ? watchdog+0xd1/0x630
[ 219.544255][ T31] ? __pfx_watchdog+0x10/0x10
[ 219.544259][ T31] kthread+0x200/0x230
[ 219.544265][ T31] ? __pfx_kthread+0x10/0x10
[ 219.544269][ T31] ret_from_fork+0x9d/0x170
[ 219.544273][ T31] ? __pfx_kthread+0x10/0x10
[ 219.544276][ T31] ret_from_fork_asm+0x1a/0x30
[ 219.544286][ T31]
[ 219.544288][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 219.641912][ C1] NMI backtrace for cpu 1
[ 219.641918][ C1] CPU: 1 UID: 0 PID: 4744 Comm: syz.7.20 Not tainted 6.16.0-rc5-syzkaller #0 PREEMPT(none)
[ 219.641922][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 219.641925][ C1] RIP: 0010:mt_validate+0x15a1/0x1750
[ 219.641933][ C1] Code: ff ff 48 8b 84 24 d8 00 00 00 48 89 44 24 10 45 31 f6 4c 89 e8 41 0f b6 d6 4c 8b 6c d5 00 4c 09 e8 74 6b f0 ff 05 7f d1 0a 05 ff 05 7c d1 0a 05 4c 89 f8 c1 e8 03 83 e0 0f 8d 48 ff 83 f9 02
[ 219.641936][ C1] RSP: 0018:ffffc90001b378f0 EFLAGS: 00000282
[ 219.641940][ C1] RAX: ffff88810c7fab00 RBX: ffff88810cb28800 RCX: 0000000000000000
[ 219.641942][ C1] RDX: 0000000000000001 RSI: 000000000000000e RDI: ffffc90001b379a0
[ 219.641943][ C1] RBP: ffff88810cb28880 R08: ffff88810cb2880c R09: 00001ff9691befff
[ 219.641945][ C1] R10: 000000000000000f R11: 0000000000000000 R12: ffffffffffffff00
[ 219.641947][ C1] R13: ffff88810c7fab00 R14: 0000000000000001 R15: ffff88810cb2880c
[ 219.641949][ C1] FS: 00007fd5f9bf76c0(0000) GS:ffff8882b4d3b000(0000) knlGS:0000000000000000
[ 219.641951][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 219.641953][ C1] CR2: 00007f0b261a4e9c CR3: 000000011178c000 CR4: 00000000003506f0
[ 219.641959][ C1] Call Trace:
[ 219.641961][ C1]
[ 219.641968][ C1] validate_mm+0x81/0x260
[ 219.641976][ C1] vma_link+0x183/0x1c0
[ 219.641982][ C1] copy_vma+0x2a8/0x390
[ 219.641989][ C1] move_vma+0x198/0x540
[ 219.641994][ C1] ? mtree_load+0x91/0x300
[ 219.642000][ C1] mremap_to+0x1b2/0x1e0
[ 219.642005][ C1] __se_sys_mremap+0x68d/0x7d0
[ 219.642014][ C1] do_syscall_64+0x8f/0x250
[ 219.642018][ C1] ? clear_bhb_loop+0x40/0x90
[ 219.642023][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 219.642026][ C1] RIP: 0033:0x7fd5fa18e9a9
[ 219.642030][ C1] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 219.642032][ C1] RSP: 002b:00007fd5f9bf7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000019
[ 219.642035][ C1] RAX: ffffffffffffffda RBX: 00007fd5fa3b5fa0 RCX: 00007fd5fa18e9a9
[ 219.642036][ C1] RDX: 0000000000001000 RSI: 0000000000001000 RDI: 0000200000000000
[ 219.642038][ C1] RBP: 00007fd5fa210d69 R08: 0000200000481000 R09: 0000000000000000
[ 219.642039][ C1] R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000000
[ 219.642041][ C1] R13: 0000000000000000 R14: 00007fd5fa3b5fa0 R15: 00007ffd965dd2d8
[ 219.642044][ C1]
[ 219.642924][ T31] Kernel panic - not syncing: hung_task: blocked tasks
[ 219.898712][ T31] Kernel Offset: disabled
[ 219.903130][ T31] Rebooting in 86400 seconds..