Warning: Permanently added '10.128.0.114' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 37.264925][ T4310] loop2: detected capacity change from 0 to 40427 [ 37.302893][ T4310] F2FS-fs (loop2): Ignore s_resuid=60929, s_resgid=0 w/o reserve_root [ 37.322026][ T4310] F2FS-fs (loop2): Found nat_bits in checkpoint [ 37.344779][ T4310] F2FS-fs (loop2): Cannot turn on quotas: -2 on 0 [ 37.346234][ T4310] F2FS-fs (loop2): Cannot turn on quotas: -2 on 1 [ 37.347581][ T4310] F2FS-fs (loop2): Cannot turn on quotas: -2 on 2 [ 37.354431][ T4310] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 37.381498][ T4303] loop4: detected capacity change from 0 to 40427 [ 37.384839][ T4305] loop1: detected capacity change from 0 to 40427 [ 37.418078][ T4305] F2FS-fs (loop1): Ignore s_resuid=60929, s_resgid=0 w/o reserve_root [ 37.439906][ T4311] loop3: detected capacity change from 0 to 40427 [ 37.455982][ T4311] F2FS-fs (loop3): Ignore s_resuid=60929, s_resgid=0 w/o reserve_root [ 37.469718][ T4311] F2FS-fs (loop3): Found nat_bits in checkpoint [ 37.481688][ T4311] F2FS-fs (loop3): Cannot turn on quotas: -2 on 0 [ 37.483350][ T4311] F2FS-fs (loop3): Cannot turn on quotas: -2 on 1 [ 37.485008][ T4311] F2FS-fs (loop3): Cannot turn on quotas: -2 on 2 [ 37.486871][ T4311] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 37.501318][ T4303] F2FS-fs (loop4): Ignore s_resuid=60929, s_resgid=0 w/o reserve_root [ 37.545685][ T4309] loop0: detected capacity change from 0 to 40427 [ 37.597660][ T4303] F2FS-fs (loop4): Found nat_bits in checkpoint [ 37.609765][ T4309] F2FS-fs (loop0): Ignore s_resuid=60929, s_resgid=0 w/o reserve_root [ 37.614680][ T4303] F2FS-fs (loop4): Cannot turn on quotas: -2 on 0 [ 37.616316][ T4303] F2FS-fs (loop4): Cannot turn on quotas: -2 on 1 [ 37.618182][ T4303] F2FS-fs (loop4): Cannot turn on quotas: -2 on 2 [ 37.620113][ T4303] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 37.634465][ T4305] F2FS-fs (loop1): Found nat_bits in checkpoint [ 37.663904][ T4309] F2FS-fs (loop0): Found nat_bits in checkpoint [ 37.723694][ T4305] F2FS-fs (loop1): Cannot turn on quotas: -2 on 0 [ 37.725212][ T4305] F2FS-fs (loop1): Cannot turn on quotas: -2 on 1 [ 37.726714][ T4305] F2FS-fs (loop1): Cannot turn on quotas: -2 on 2 [ 37.737410][ T4305] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 37.740069][ T4309] F2FS-fs (loop0): Cannot turn on quotas: -2 on 0 [ 37.741476][ T4309] F2FS-fs (loop0): Cannot turn on quotas: -2 on 1 [ 37.761112][ T4309] F2FS-fs (loop0): Cannot turn on quotas: -2 on 2 [ 37.770773][ T4309] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 executing program [ 37.946554][ T4309] ================================================================== [ 37.948281][ T4309] BUG: KASAN: null-ptr-deref in kthread_stop+0x108/0x8c0 [ 37.949719][ T4309] Write of size 4 at addr 0000000000000028 by task syz-executor182/4309 [ 37.951414][ T4309] [ 37.951880][ T4309] CPU: 0 PID: 4309 Comm: syz-executor182 Tainted: G W 6.1.122-syzkaller #0 [ 37.953908][ T4309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 37.956051][ T4309] Call trace: [ 37.956746][ T4309] dump_backtrace+0x1c8/0x1f4 [ 37.957776][ T4309] show_stack+0x2c/0x3c [ 37.958636][ T4309] dump_stack_lvl+0x108/0x170 [ 37.959785][ T4309] print_report+0xe4/0x4c0 [ 37.960791][ T4309] kasan_report+0xd4/0x130 [ 37.961778][ T4309] kasan_check_range+0x264/0x2a4 [ 37.962787][ T4309] __kasan_check_write+0x2c/0x3c [ 37.963838][ T4309] kthread_stop+0x108/0x8c0 [ 37.964841][ T4309] f2fs_stop_gc_thread+0x70/0xc0 [ 37.965878][ T4309] __f2fs_ioctl+0x7cc8/0xb738 [ 37.967317][ T4309] f2fs_ioctl+0x130/0x1a0 [ 37.968307][ T4309] __arm64_sys_ioctl+0x14c/0x1c8 [ 37.969462][ T4309] invoke_syscall+0x98/0x2bc [ 37.970443][ T4309] el0_svc_common+0x138/0x258 [ 37.971512][ T4309] do_el0_svc+0x58/0x13c [ 37.972438][ T4309] el0_svc+0x58/0x168 [ 37.973324][ T4309] el0t_64_sync_handler+0x84/0xf0 [ 37.974433][ T4309] el0t_64_sync+0x18c/0x190 [ 37.975352][ T4309] ================================================================== [ 38.068760][ T4309] Disabling lock debugging due to kernel taint [ 38.072761][ T4309] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000028 [ 38.078178][ T4309] Mem abort info: [ 38.078952][ T4309] ESR = 0x0000000096000006 [ 38.084326][ T4309] EC = 0x25: DABT (current EL), IL = 32 bits [ 38.095857][ T4309] SET = 0, FnV = 0 [ 38.099356][ T4309] EA = 0, S1PTW = 0 [ 38.100309][ T4309] FSC = 0x06: level 2 translation fault [ 38.107834][ T4309] Data abort info: [ 38.108686][ T4309] ISV = 0, ISS = 0x00000006 [ 38.109742][ T4309] CM = 0, WnR = 0 [ 38.110566][ T4309] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010c4cd000 [ 38.113434][ T4309] [0000000000000028] pgd=080000011b8c5003, p4d=080000011b8c5003, pud=080000010de6d003, pmd=0000000000000000 [ 38.122550][ T4309] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 38.124195][ T4309] Modules linked in: [ 38.124974][ T4309] CPU: 0 PID: 4309 Comm: syz-executor182 Tainted: G B W 6.1.122-syzkaller #0 [ 38.126899][ T4309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 38.128934][ T4309] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.130538][ T4309] pc : kthread_stop+0x114/0x8c0 [ 38.131577][ T4309] lr : kthread_stop+0x110/0x8c0 [ 38.132678][ T4309] sp : ffff8000211f7700 [ 38.133539][ T4309] x29: ffff8000211f7700 x28: ffff70000423ef2c x27: ffff8000211f7960 [ 38.135304][ T4309] x26: 1fffe00019153000 x25: dfff800000000000 x24: 0000000000400140 [ 38.137039][ T4309] x23: dfff800000000000 x22: dfff800000000000 x21: 0000000000000028 [ 38.138677][ T4309] x20: 0000000000000001 x19: 0000000000000000 x18: 1fffe000367a0176 [ 38.140188][ T4309] x17: ffff800015a8d000 x16: ffff800012330d74 x15: ffff0001b3d00bbc [ 38.141773][ T4309] x14: ffff0001b3d00bb8 x13: 1fffe000367a0176 x12: 0000000000000001 [ 38.143589][ T4309] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000823620c [ 38.145350][ T4309] x8 : 0000000000000001 x7 : 1fffe000367a0177 x6 : ffff800008278b08 [ 38.147022][ T4309] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000081a9738 [ 38.148795][ T4309] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 38.150645][ T4309] Call trace: [ 38.151326][ T4309] kthread_stop+0x114/0x8c0 [ 38.152326][ T4309] f2fs_stop_gc_thread+0x70/0xc0 [ 38.153385][ T4309] __f2fs_ioctl+0x7cc8/0xb738 [ 38.154388][ T4309] f2fs_ioctl+0x130/0x1a0 [ 38.155291][ T4309] __arm64_sys_ioctl+0x14c/0x1c8 [ 38.156530][ T4309] invoke_syscall+0x98/0x2bc [ 38.157581][ T4309] el0_svc_common+0x138/0x258 [ 38.158617][ T4309] do_el0_svc+0x58/0x13c [ 38.159441][ T4309] el0_svc+0x58/0x168 [ 38.160367][ T4309] el0t_64_sync_handler+0x84/0xf0 [ 38.161363][ T4309] el0t_64_sync+0x18c/0x190 [ 38.162361][ T4309] Code: 941d0188 d503201f 940af3dc 52800028 (b82802b4) [ 38.163771][ T4309] ---[ end trace 0000000000000000 ]--- [ 38.528129][ T4309] Kernel panic - not syncing: Oops: Fatal exception [ 38.529569][ T4309] SMP: stopping secondary CPUs [ 38.530512][ T4309] Kernel Offset: disabled [ 38.531399][ T4309] CPU features: 0x080000,02070084,26017203 [ 38.532696][ T4309] Memory Limit: none [ 38.881397][ T4309] Rebooting in 86400 seconds..