Warning: Permanently added '10.128.1.177' (ED25519) to the list of known hosts. executing program [ 37.004076][ T3970] loop0: detected capacity change from 0 to 4096 [ 37.124001][ T3970] ntfs: volume version 3.1. [ 37.131352][ T3970] ntfs: (device loop0): ntfs_lookup(): ntfs_lookup_ino_by_name() failed with error code -67. [ 37.134665][ T3970] ================================================================== [ 37.136840][ T3970] BUG: KASAN: null-ptr-deref in step_into+0x164/0xc20 [ 37.138667][ T3970] Read of size 4 at addr 0000000000000043 by task syz-executor169/3970 [ 37.140944][ T3970] [ 37.141555][ T3970] CPU: 1 PID: 3970 Comm: syz-executor169 Not tainted 5.15.160-syzkaller #0 [ 37.143799][ T3970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 37.146464][ T3970] Call trace: [ 37.147327][ T3970] dump_backtrace+0x0/0x530 [ 37.148456][ T3970] show_stack+0x2c/0x3c [ 37.149578][ T3970] dump_stack_lvl+0x108/0x170 [ 37.150853][ T3970] kasan_report+0x168/0x1e4 [ 37.152013][ T3970] kasan_check_range+0x274/0x2b4 [ 37.153356][ T3970] __kasan_check_read+0x44/0x54 [ 37.154658][ T3970] step_into+0x164/0xc20 [ 37.155776][ T3970] walk_component+0x214/0x4cc [ 37.157013][ T3970] path_lookupat+0x13c/0x3d0 [ 37.158209][ T3970] filename_lookup+0x1c4/0x4c8 [ 37.159358][ T3970] user_path_at_empty+0x5c/0x1a4 [ 37.160699][ T3970] do_utimes+0x118/0x264 [ 37.161881][ T3970] __arm64_sys_utimensat+0x144/0x238 [ 37.163330][ T3970] invoke_syscall+0x98/0x2b8 [ 37.164589][ T3970] el0_svc_common+0x138/0x258 [ 37.165814][ T3970] do_el0_svc+0x58/0x14c [ 37.166922][ T3970] el0_svc+0x7c/0x1f0 [ 37.167964][ T3970] el0t_64_sync_handler+0x84/0xe4 [ 37.169320][ T3970] el0t_64_sync+0x1a0/0x1a4 [ 37.170638][ T3970] ================================================================== [ 37.172723][ T3970] Disabling lock debugging due to kernel taint [ 37.175323][ T3970] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000043 [ 37.177948][ T3970] Mem abort info: [ 37.178869][ T3970] ESR = 0x0000000096000021 [ 37.180053][ T3970] EC = 0x25: DABT (current EL), IL = 32 bits [ 37.181883][ T3970] SET = 0, FnV = 0 [ 37.182945][ T3970] EA = 0, S1PTW = 0 [ 37.184050][ T3970] FSC = 0x21: alignment fault [ 37.185376][ T3970] Data abort info: [ 37.186289][ T3970] ISV = 0, ISS = 0x00000021 [ 37.187542][ T3970] CM = 0, WnR = 0 [ 37.188540][ T3970] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000119412000 [ 37.190574][ T3970] [0000000000000043] pgd=08000001088ab003, p4d=08000001088ab003, pud=0800000100b44003, pmd=0000000000000000 [ 37.193631][ T3970] Internal error: Oops: 0000000096000021 [#1] PREEMPT SMP [ 37.195485][ T3970] Modules linked in: [ 37.196544][ T3970] CPU: 1 PID: 3970 Comm: syz-executor169 Tainted: G B 5.15.160-syzkaller #0 [ 37.199082][ T3970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 37.201750][ T3970] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.203879][ T3970] pc : step_into+0x164/0xc20 [ 37.205152][ T3970] lr : step_into+0x164/0xc20 [ 37.206361][ T3970] sp : ffff800018e576e0 [ 37.207483][ T3970] x29: ffff800018e57800 x28: 0000000000000043 x27: 0000000000000001 [ 37.209694][ T3970] x26: ffff800018e577b0 x25: 1ffff000031caef7 x24: 0000000000000000 [ 37.211940][ T3970] x23: dfff800000000000 x22: ffff800018e577b8 x21: 1ffff000031caf4b [ 37.214062][ T3970] x20: ffff800018e57a58 x19: ffff800018e57a20 x18: 1fffe0003690158e [ 37.216189][ T3970] x17: 1fffe0003690158e x16: ffff80001199b4bc x15: ffff8000149eec00 [ 37.218312][ T3970] x14: ffff0001b480ac80 x13: ffff0001b480ac7c x12: ffff700002dec164 [ 37.220464][ T3970] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 [ 37.222688][ T3970] x8 : 0000000000000000 x7 : 0000000000000000 x6 : ffff800008269a3c [ 37.224918][ T3970] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000819c844 [ 37.227054][ T3970] x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000 [ 37.229156][ T3970] Call trace: [ 37.230001][ T3970] step_into+0x164/0xc20 [ 37.231166][ T3970] walk_component+0x214/0x4cc [ 37.232444][ T3970] path_lookupat+0x13c/0x3d0 [ 37.233672][ T3970] filename_lookup+0x1c4/0x4c8 [ 37.234920][ T3970] user_path_at_empty+0x5c/0x1a4 [ 37.236217][ T3970] do_utimes+0x118/0x264 [ 37.237357][ T3970] __arm64_sys_utimensat+0x144/0x238 [ 37.238862][ T3970] invoke_syscall+0x98/0x2b8 [ 37.240047][ T3970] el0_svc_common+0x138/0x258 [ 37.241351][ T3970] do_el0_svc+0x58/0x14c [ 37.242499][ T3970] el0_svc+0x7c/0x1f0 [ 37.243577][ T3970] el0t_64_sync_handler+0x84/0xe4 [ 37.244876][ T3970] el0t_64_sync+0x1a0/0x1a4 [ 37.246144][ T3970] Code: f9406ffc 52800081 aa1c03e0 97fc6530 (88dfff9c) [ 37.247994][ T3970] ---[ end trace c8d937c4a17e4b9a ]--- [ 37.540293][ T3970] Kernel panic - not syncing: Oops: Fatal exception [ 37.542061][ T3970] SMP: stopping secondary CPUs [ 37.543378][ T3970] Kernel Offset: disabled [ 37.544480][ T3970] CPU features: 0x0,000081c1,21302e40 [ 37.545862][ T3970] Memory Limit: none [ 37.831351][ T3970] Rebooting in 86400 seconds..