Warning: Permanently added '10.128.0.97' (ED25519) to the list of known hosts. executing program [ 30.619701][ T6171] ================================================================== [ 30.621773][ T6171] BUG: KASAN: null-ptr-deref in down_read_killable+0x78/0x338 [ 30.623613][ T6171] Write of size 8 at addr 0000000000000120 by task syz-executor185/6171 [ 30.625729][ T6171] [ 30.626293][ T6171] CPU: 0 PID: 6171 Comm: syz-executor185 Tainted: G B 6.8.0-rc6-syzkaller-g381f163531d8 #0 [ 30.629179][ T6171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 30.631880][ T6171] Call trace: [ 30.632748][ T6171] dump_backtrace+0x1b8/0x1e4 [ 30.634004][ T6171] show_stack+0x2c/0x3c [ 30.635121][ T6171] dump_stack_lvl+0xd0/0x124 [ 30.636274][ T6171] print_report+0xe4/0x518 [ 30.637336][ T6171] kasan_report+0xd8/0x138 [ 30.638544][ T6171] kasan_check_range+0x254/0x294 [ 30.639848][ T6171] __kasan_check_write+0x20/0x30 [ 30.641067][ T6171] down_read_killable+0x78/0x338 [ 30.642311][ T6171] do_pagemap_cmd+0x8d8/0x1240 [ 30.643539][ T6171] __arm64_sys_ioctl+0x14c/0x1c8 [ 30.644829][ T6171] invoke_syscall+0x98/0x2b8 [ 30.645982][ T6171] el0_svc_common+0x130/0x23c [ 30.647190][ T6171] do_el0_svc+0x48/0x58 [ 30.648258][ T6171] el0_svc+0x54/0x168 [ 30.649302][ T6171] el0t_64_sync_handler+0x84/0xfc [ 30.650544][ T6171] el0t_64_sync+0x190/0x194 [ 30.651706][ T6171] ================================================================== [ 30.653870][ T6171] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000120 [ 30.656227][ T6171] Mem abort info: [ 30.657198][ T6171] ESR = 0x0000000096000006 [ 30.658316][ T6171] EC = 0x25: DABT (current EL), IL = 32 bits [ 30.659835][ T6171] SET = 0, FnV = 0 [ 30.660979][ T6171] EA = 0, S1PTW = 0 [ 30.661956][ T6171] FSC = 0x06: level 2 translation fault [ 30.663348][ T6171] Data abort info: [ 30.664253][ T6171] ISV = 0, ISS = 0x00000006, ISS2 = 0x00000000 [ 30.665844][ T6171] CM = 0, WnR = 0, TnD = 0, TagAccess = 0 [ 30.667298][ T6171] GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [ 30.668883][ T6171] user pgtable: 4k pages, 48-bit VAs, pgdp=00000001129c0000 [ 30.670752][ T6171] [0000000000000120] pgd=080000011d13d003, p4d=080000011d13d003, pud=080000011cfae003, pmd=0000000000000000 [ 30.673683][ T6171] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 30.675498][ T6171] Modules linked in: [ 30.676433][ T6171] CPU: 0 PID: 6171 Comm: syz-executor185 Tainted: G B 6.8.0-rc6-syzkaller-g381f163531d8 #0 [ 30.679264][ T6171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 30.681983][ T6171] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 30.684005][ T6171] pc : down_read_killable+0x80/0x338 [ 30.685357][ T6171] lr : down_read_killable+0x78/0x338 [ 30.686773][ T6171] sp : ffff8000978a79d0 [ 30.687782][ T6171] x29: ffff8000978a79d0 x28: ffff8000978a7b40 x27: dfff800000000000 [ 30.689829][ T6171] x26: 0000000000000000 x25: 0000000020ffd000 x24: ffff8000978a7b68 [ 30.691972][ T6171] x23: ffff700012f14f68 x22: ffff0000d8fdda2c x21: 0000000000000120 [ 30.694002][ T6171] x20: 0000000000000190 x19: ffff800080cef5fc x18: 0000000000000000 [ 30.696064][ T6171] x17: 3d3d3d3d3d3d3d3d x16: ffff800080275eb0 x15: 0000000000000001 [ 30.698062][ T6171] x14: 1ffff000123e3a9c x13: 0000000000000000 x12: 0000000000000000 [ 30.700141][ T6171] x11: ffff7000123e3a9d x10: 0000000000ff0100 x9 : 0000000000000000 [ 30.702148][ T6171] x8 : 0000000000000100 x7 : 0000000000000001 x6 : 0000000000000001 [ 30.704182][ T6171] x5 : ffff8000978a71d8 x4 : ffff80008ed81760 x3 : ffff8000801c0944 [ 30.706231][ T6171] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 30.708302][ T6171] Call trace: [ 30.709145][ T6171] down_read_killable+0x80/0x338 [ 30.710374][ T6171] do_pagemap_cmd+0x8d8/0x1240 [ 30.711724][ T6171] __arm64_sys_ioctl+0x14c/0x1c8 [ 30.712975][ T6171] invoke_syscall+0x98/0x2b8 [ 30.714185][ T6171] el0_svc_common+0x130/0x23c [ 30.715359][ T6171] do_el0_svc+0x48/0x58 [ 30.716426][ T6171] el0_svc+0x54/0x168 [ 30.717487][ T6171] el0t_64_sync_handler+0x84/0xfc [ 30.718769][ T6171] el0t_64_sync+0x190/0x194 [ 30.719947][ T6171] Code: 52800101 974346ca d503201f 52802008 (f8a802a8) [ 30.721798][ T6171] ---[ end trace 0000000000000000 ]--- [ 31.000070][ T6171] Kernel panic - not syncing: Oops: Fatal exception [ 31.001748][ T6171] SMP: stopping secondary CPUs [ 31.002993][ T6171] Kernel Offset: disabled [ 31.004078][ T6171] CPU features: 0x0,00000040,e004004a,21017203 [ 31.005642][ T6171] Memory Limit: none [ 31.296387][ T6171] Rebooting in 86400 seconds..