syzkaller login: [ 74.875206][ T1363] aoe: packet could not be sent on bond0. consider increasing tx_queue_len [ 74.879698][ T1363] aoe: packet could not be sent on teql0. consider increasing tx_queue_len [ 74.881145][ T1363] aoe: packet could not be sent on tunl0. consider increasing tx_queue_len [ 74.882272][ T1363] aoe: packet could not be sent on gre0. consider increasing tx_queue_len [ 74.883435][ T1363] aoe: packet could not be sent on gretap0. consider increasing tx_queue_len [ 74.885081][ T1363] aoe: packet could not be sent on erspan0. consider increasing tx_queue_len [ 74.886135][ T1363] aoe: packet could not be sent on ip_vti0. consider increasing tx_queue_len [ 74.887182][ T1363] aoe: packet could not be sent on ip6_vti0. consider increasing tx_queue_len [ 74.888210][ T1363] aoe: packet could not be sent on sit0. consider increasing tx_queue_len [ 74.891337][ T1363] aoe: packet could not be sent on ip6tnl0. consider increasing tx_queue_len Warning: Permanently added '[localhost]:19436' (ED25519) to the list of known hosts. executing program [ 94.383515][ T3189] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 94.387532][ T3189] Mem abort info: [ 94.387872][ T3189] ESR = 0x0000000096000006 [ 94.388336][ T3189] EC = 0x25: DABT (current EL), IL = 32 bits [ 94.394595][ T3189] SET = 0, FnV = 0 [ 94.395336][ T3189] EA = 0, S1PTW = 0 [ 94.395959][ T3189] FSC = 0x06: level 2 translation fault [ 94.396800][ T3189] Data abort info: [ 94.397417][ T3189] ISV = 0, ISS = 0x00000006, ISS2 = 0x00000000 [ 94.398233][ T3189] CM = 0, WnR = 0, TnD = 0, TagAccess = 0 [ 94.401302][ T3189] GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [ 94.403937][ T3189] user pgtable: 4k pages, 52-bit VAs, pgdp=000000004668cd00 [ 94.406495][ T3189] [0000000000000000] pgd=08000000440c2003, p4d=0800000044128003, pud=0800000044129003, pmd=0000000000000000 [ 94.421246][ T3189] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 94.421953][ T3189] Modules linked in: [ 94.422812][ T3189] CPU: 0 PID: 3189 Comm: syz-executor262 Not tainted 6.9.0-syzkaller-09699-geb6a9339efeb #0 [ 94.423753][ T3189] Hardware name: linux,dummy-virt (DT) [ 94.424356][ T3189] pstate: 61400009 (nZCv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--) [ 94.424997][ T3189] pc : copy_page_to_iter+0xb0/0x150 [ 94.426156][ T3189] lr : sk_msg_recvmsg+0xf8/0x37c [ 94.426708][ T3189] sp : ffff80008906b9f0 [ 94.427081][ T3189] x29: ffff80008906b9f0 x28: 0000000000000000 x27: f0f00000063bbc00 [ 94.428037][ T3189] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000 [ 94.428956][ T3189] x23: 0000000000000000 x22: 00003e0040000000 x21: fff0000000000000 [ 94.429723][ T3189] x20: 0000000000001000 x19: ffff80008906bda0 x18: 0000000000000000 [ 94.430404][ T3189] x17: 0000000000000000 x16: 0000000000000000 x15: 0000ffffcb6b7618 [ 94.431126][ T3189] x14: 00000000000003c9 x13: 0000000000000000 x12: 0000000000000000 [ 94.431981][ T3189] x11: 0000000000000001 x10: b4d70487c60cf53e x9 : 747fa31a142593dc [ 94.432806][ T3189] x8 : f2f000000624ed18 x7 : 0000000000000000 x6 : faf00000063b9960 [ 94.433759][ T3189] x5 : 0000000000000001 x4 : 0000000000000000 x3 : ffff80008906bda0 [ 94.434530][ T3189] x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff801000000000 [ 94.435308][ T3189] Call trace: [ 94.435768][ T3189] copy_page_to_iter+0xb0/0x150 [ 94.436395][ T3189] sk_msg_recvmsg+0xf8/0x37c [ 94.436892][ T3189] unix_bpf_recvmsg+0x13c/0x4f0 [ 94.437286][ T3189] unix_dgram_recvmsg+0x30/0x4c [ 94.437781][ T3189] ____sys_recvmsg+0x1d0/0x268 [ 94.438390][ T3189] ___sys_recvmsg+0x90/0xe8 [ 94.438853][ T3189] __sys_recvmsg+0x80/0xdc [ 94.439286][ T3189] __arm64_sys_recvmsg+0x24/0x30 [ 94.439686][ T3189] invoke_syscall+0x48/0x118 [ 94.440099][ T3189] el0_svc_common.constprop.0+0x40/0xe0 [ 94.440601][ T3189] do_el0_svc+0x1c/0x28 [ 94.441017][ T3189] el0_svc+0x34/0xf8 [ 94.441447][ T3189] el0t_64_sync_handler+0x100/0x12c [ 94.441854][ T3189] el0t_64_sync+0x19c/0x1a0 [ 94.442539][ T3189] Code: 8b160320 d346fc00 8b0032a0 d503201f (f9400323) [ 94.443596][ T3189] ---[ end trace 0000000000000000 ]--- [ 94.444220][ T3189] Kernel panic - not syncing: Oops: Fatal exception [ 94.444965][ T3189] SMP: stopping secondary CPUs [ 94.446041][ T3189] Kernel Offset: disabled [ 94.446435][ T3189] CPU features: 0x0,00000006,8f17bd7c,1767f6bf [ 94.447028][ T3189] Memory Limit: none [ 94.447645][ T3189] Rebooting in 86400 seconds.. VM DIAGNOSIS: 18:45:35 Registers: info registers vcpu 0 CPU#0 PC=ffff800080010040 X00=ffff80008906b310 X01=ffff800080010000 X02=ffff80008906c000 X03=ffff80008906b310 X04=ffff80008906b2c1 X05=ffff800080010000 X06=0000000001880597 X07=205b5d3633333838 X08=6572727563282054 X09=202c294c4520746e X10=6328205442414420 X11=4520746e65727275 X12=5b5d363333383833 X13=205d393831335420 X14=0000000000000000 X15=ffff80008906b160 X16=ffff800080000000 X17=fff07ffffd319000 X18=ffffffffffffffff X19=f2f000000624db40 X20=ffff8000825e2868 X21=ffff80008297000c X22=ffff800082970000 X23=ffff8000825ba4b0 X24=ffff8000826041e8 X25=ffff8000825dffe0 X26=ffff800082734100 X27=ffff8000825b0008 X28=f2f000000624db40 X29=ffff800080003fb0 X30=0fdf8000800156fc SP=ffff800080003fb0 PSTATE=204000c9 --C- EL2h SVCR=00000000 -- BTYPE=0 FPCR=00000000 FPSR=00000000 P00=0000000000000000 P01=0000000000000000 P02=0000000000000000 P03=0000000000000000 P04=0000000000000000 P05=0000000000000000 P06=0000000000000000 P07=0000000000000000 P08=0000000000000000 P09=0000000000000000 P10=0000000000000000 P11=0000000000000000 P12=0000000000000000 P13=0000000000000000 P14=0000000000000000 P15=0000000000000000 FFR=0000000000000000 Z00=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z01=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:00746f6f723d5245:5355003136373536 Z02=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:c000000000000000:0000c00000000000 Z03=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z04=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:3003300330033003:3003300330033003 Z05=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:c000000000c00000:c000000000c00000 Z06=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z07=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z08=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z09=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z10=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z11=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z12=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z13=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z14=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z15=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z16=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z17=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z18=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z19=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z20=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z21=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z22=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z23=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z24=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z25=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z26=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z27=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z28=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z29=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z30=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 Z31=0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000 info registers vcpu 1 CPU#1 PC=0000ffffba8fecc8 X00=0000000000000000 X01=0000000000000000 X02=0000ffffcb6b7618 X03=0000000000000000 X04=0000000000000000 X05=00000000fffffffa X06=00000000000f4240 X07=0000ffffba953800 X08=0000000000000073 X09=00068e7780000000 X10=00ffffffffffffff X11=0000000160f2cc00 X12=0000ffffba874520 X13=0000000000000018 X14=000000000360ed96 X15=0000000000000000 X16=0000000000000001 X17=0000ffffba8c9f80 X18=0000000000000001 X19=0000000000000000 X20=0000000000000000 X21=0000000000000000 X22=0000ffffcb6b7618 X23=0000ffffcb6b76b0 X24=0000ffffba8ae340 X25=0000ffffcb6b76a8 X26=431bde82d7b634db X27=00000000000f4240 X28=20c49ba5e353f7cf X29=0000ffffcb6b75b0 X30=0000ffffba8fecac SP=0000ffffcb6b75b0 PSTATE=80001000 N--- EL0t SVCR=00000000 -- BTYPE=0 FPCR=00000000 FPSR=00000000 Q00=0000000000000000:0000000000000000 Q01=0000ffffcb6b7630:0000ffffba8adcfc Q02=0000000000000000:c000000000c00000 Q03=0000000000000000:0000000000000000 Q04=3003300330033003:0000000000000000 Q05=c000000000c00000:3003300330033003 Q06=0000000000000000:0000000000000000 Q07=0000000000000000:0000000000000000 Q08=0000000000000000:0000000000000000 Q09=0000000000000000:0000000000000000 Q10=0000000000000000:0000000000000000 Q11=0000000000000000:0000000000000000 Q12=0000000000000000:0000000000000000 Q13=0000000000000000:0000000000000000 Q14=0000000000000000:0000000000000000 Q15=0000000000000000:0000000000000000 Q16=0000ffffcb6b7630:0000ffffcb6b7630 Q17=ffffff80ffffffd0:0000ffffcb6b7600 Q18=0000000000000000:0000000000000000 Q19=0000000000000000:0000000000000000 Q20=0000000000000000:0000000000000000 Q21=0000000000000000:0000000000000000 Q22=0000000000000000:0000000000000000 Q23=0000000000000000:0000000000000000 Q24=0000000000000000:0000000000000000 Q25=0000000000000000:0000000000000000 Q26=0000000000000000:0000000000000000 Q27=0000000000000000:0000000000000000 Q28=0000000000000000:0000000000000000 Q29=0000000000000000:0000000000000000 Q30=0000000000000000:0000000000000000 Q31=0000000000000000:0000000000000000