syzkaller login: [ 56.469746] sshd (224) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:20565' (ECDSA) to the list of known hosts.
2023/05/16 12:40:04 fuzzer started
2023/05/16 12:40:04 dialing manager at localhost:35573
2023/05/16 12:40:04 checking machine...
2023/05/16 12:40:04 checking revisions...
[ 57.687962] kmemleak: Automatic memory scanning thread ended
2023/05/16 12:40:04 testing simple program...
[ 57.762149] cgroup: Unknown subsys name 'net'
[ 57.827584] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 70.454895] audit: type=1400 audit(1684240817.692:6): avc: denied { execmem } for pid=258 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 71.617076] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 71.619273] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 71.620616] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 71.623175] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 71.625710] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 71.627051] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 71.967243] ------------[ cut here ]------------
[ 71.968168] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 71.970128] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 71.971255] Modules linked in:
[ 71.971716] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 71.973974] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 71.977582] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 71.978253] Code: 89 d8 4c 8b 43 08 48 c1 e8 03 42 80 3c 20 00 0f 85 af 00 00 00 48 8b 13 4c 89 e9 4c 89 fe 48 c7 c7 20 24 e2 84 e8 6a cd d5 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 71.980460] RSP: 0018:ffff88801f507c00 EFLAGS: 00010282
[ 71.981076] RAX: 0000000000000000 RBX: ffff88800e6a8040 RCX: 0000000000000000
[ 71.981917] RDX: ffff88800fe89b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 71.982756] RBP: ffff88800e6a8054 R08: 0000000000000001 R09: 0000000000000000
[ 71.983651] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 71.984564] R13: ffffffff84e223a0 R14: ffff88800e6a8048 R15: ffffffff84d73340
[ 71.985432] FS: 0000555555ffa400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 71.986392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 71.987085] CR2: 00007fef3408f490 CR3: 000000000db44000 CR4: 0000000000350ee0
[ 71.987934] Call Trace:
[ 71.988255]
[ 71.988569] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 71.989154] ipv4_frags_init_net+0x269/0x440
[ 71.989713] ops_init+0xbb/0x6b0
[ 71.990145] setup_net+0x3d9/0x990
[ 71.990600] ? down_read_killable+0x1d7/0x4e0
[ 71.991150] ? __pfx_setup_net+0x10/0x10
[ 71.991683] ? copy_net_ns+0x17c/0x770
[ 71.992182] copy_net_ns+0x321/0x770
[ 71.992696] create_new_namespaces+0x3f6/0xb30
[ 71.993315] unshare_nsproxy_namespaces+0xc1/0x200
[ 71.993956] ksys_unshare+0x44d/0x8e0
[ 71.994522] ? __pfx_ksys_unshare+0x10/0x10
[ 71.995118] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 71.995883] __x64_sys_unshare+0x31/0x40
[ 71.996432] do_syscall_64+0x3f/0x90
[ 71.996906] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 71.997588] RIP: 0033:0x7fd06be200d7
[ 71.998055] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 72.000246] RSP: 002b:00007ffd466bff48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 72.001189] RAX: ffffffffffffffda RBX: 00007ffd466c0588 RCX: 00007fd06be200d7
[ 72.002085] RDX: 00007fd06be8a41f RSI: 00007ffd466bfee0 RDI: 0000000040000000
[ 72.002980] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd466bfcf0
[ 72.003894] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fd06bf32bf0
[ 72.004839] R13: 00007ffd466c0020 R14: 0000000000000000 R15: 00000000000000f8
[ 72.005775]
[ 72.006098] irq event stamp: 8333
[ 72.006562] hardirqs last enabled at (8345): [] __up_console_sem+0x78/0x80
[ 72.007692] hardirqs last disabled at (8356): [] __up_console_sem+0x5d/0x80
[ 72.008819] softirqs last enabled at (7900): [] irq_exit_rcu+0x93/0xc0
[ 72.009925] softirqs last disabled at (7861): [] irq_exit_rcu+0x93/0xc0
[ 72.010950] ---[ end trace 0000000000000000 ]---
[ 72.018010] ------------[ cut here ]------------
[ 72.018695] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 72.020475] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 72.021619] Modules linked in:
[ 72.022049] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 72.023315] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 72.024416] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 72.025107] Code: 89 d8 4c 8b 43 08 48 c1 e8 03 42 80 3c 20 00 0f 85 af 00 00 00 48 8b 13 4c 89 e9 4c 89 fe 48 c7 c7 20 24 e2 84 e8 6a cd d5 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 72.027481] RSP: 0018:ffff88801f507c00 EFLAGS: 00010282
[ 72.028175] RAX: 0000000000000000 RBX: ffff88800f095a40 RCX: 0000000000000000
[ 72.029118] RDX: ffff88800fe89b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 72.030069] RBP: ffff88800f095a54 R08: 0000000000000001 R09: 0000000000000000
[ 72.031023] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 72.031963] R13: ffffffff84e223a0 R14: ffff88800f095a48 R15: ffffffff84da62e0
[ 72.032915] FS: 0000555555ffa400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 72.033994] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 72.034786] CR2: 00007fef3408f490 CR3: 000000000db44000 CR4: 0000000000350ee0
[ 72.035751] Call Trace:
[ 72.036102]
[ 72.036442] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 72.037093] ipv6_frags_init_net+0x206/0x3c0
[ 72.037711] ops_init+0xbb/0x6b0
[ 72.038182] setup_net+0x3d9/0x990
[ 72.038688] ? down_read_killable+0x1d7/0x4e0
[ 72.039340] ? __pfx_setup_net+0x10/0x10
[ 72.039882] ? copy_net_ns+0x17c/0x770
[ 72.040441] copy_net_ns+0x321/0x770
[ 72.040949] create_new_namespaces+0x3f6/0xb30
[ 72.041600] unshare_nsproxy_namespaces+0xc1/0x200
[ 72.042263] ksys_unshare+0x44d/0x8e0
[ 72.042820] ? __pfx_ksys_unshare+0x10/0x10
[ 72.043447] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 72.044208] __x64_sys_unshare+0x31/0x40
[ 72.044796] do_syscall_64+0x3f/0x90
[ 72.045335] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 72.046025] RIP: 0033:0x7fd06be200d7
[ 72.046564] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 72.048897] RSP: 002b:00007ffd466bff48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 72.049914] RAX: ffffffffffffffda RBX: 00007ffd466c0588 RCX: 00007fd06be200d7
[ 72.050872] RDX: 00007fd06be8a41f RSI: 00007ffd466bfee0 RDI: 0000000040000000
[ 72.051853] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd466bfcf0
[ 72.052822] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fd06bf32bf0
[ 72.053772] R13: 00007ffd466c0020 R14: 0000000000000000 R15: 00000000000000f8
[ 72.054735]
[ 72.055043] irq event stamp: 12263
[ 72.055513] hardirqs last enabled at (12275): [] __up_console_sem+0x78/0x80
[ 72.056591] hardirqs last disabled at (12286): [] __up_console_sem+0x5d/0x80
[ 72.057670] softirqs last enabled at (11746): [] irq_exit_rcu+0x93/0xc0
[ 72.058707] softirqs last disabled at (11727): [] irq_exit_rcu+0x93/0xc0
[ 72.059762] ---[ end trace 0000000000000000 ]---
[ 72.061129] ------------[ cut here ]------------
[ 72.061749] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 72.063795] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 72.064844] Modules linked in:
[ 72.065249] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 72.066431] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 72.067455] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 72.068097] Code: 89 d8 4c 8b 43 08 48 c1 e8 03 42 80 3c 20 00 0f 85 af 00 00 00 48 8b 13 4c 89 e9 4c 89 fe 48 c7 c7 20 24 e2 84 e8 6a cd d5 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 72.070306] RSP: 0018:ffff88801f507bf0 EFLAGS: 00010286
[ 72.070959] RAX: 0000000000000000 RBX: ffff88800f095440 RCX: 0000000000000000
[ 72.071863] RDX: ffff88800fe89b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 72.072748] RBP: ffff88800f095454 R08: 0000000000000001 R09: 0000000000000000
[ 72.073637] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 72.074526] R13: ffffffff84e223a0 R14: ffff88800f095448 R15: ffffffff84daf020
[ 72.075442] FS: 0000555555ffa400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 72.076437] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 72.077134] CR2: 00007fef3408f490 CR3: 000000000db44000 CR4: 0000000000350ee0
[ 72.078031] Call Trace:
[ 72.078389]
[ 72.078688] nf_ct_net_init+0x224/0x3d0
[ 72.079213] ? __pfx_nf_ct_net_init+0x10/0x10
[ 72.079819] ops_init+0xbb/0x6b0
[ 72.080269] setup_net+0x3d9/0x990
[ 72.080751] ? down_read_killable+0x1d7/0x4e0
[ 72.081344] ? __pfx_setup_net+0x10/0x10
[ 72.081848] ? copy_net_ns+0x17c/0x770
[ 72.082387] copy_net_ns+0x321/0x770
[ 72.082870] create_new_namespaces+0x3f6/0xb30
[ 72.083534] unshare_nsproxy_namespaces+0xc1/0x200
[ 72.084154] ksys_unshare+0x44d/0x8e0
[ 72.084694] ? __pfx_ksys_unshare+0x10/0x10
[ 72.085245] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 72.085986] __x64_sys_unshare+0x31/0x40
[ 72.086534] do_syscall_64+0x3f/0x90
[ 72.087019] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 72.087698] RIP: 0033:0x7fd06be200d7
[ 72.088168] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 72.090363] RSP: 002b:00007ffd466bff48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 72.091328] RAX: ffffffffffffffda RBX: 00007ffd466c0588 RCX: 00007fd06be200d7
[ 72.092194] RDX: 00007fd06be8a41f RSI: 00007ffd466bfee0 RDI: 0000000040000000
[ 72.093093] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd466bfcf0
[ 72.093973] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fd06bf32bf0
[ 72.094855] R13: 00007ffd466c0020 R14: 0000000000000000 R15: 00000000000000f8
[ 72.095795]
[ 72.096095] irq event stamp: 13069
[ 72.096559] hardirqs last enabled at (13081): [] __up_console_sem+0x78/0x80
[ 72.097624] hardirqs last disabled at (13092): [] __up_console_sem+0x5d/0x80
[ 72.098705] softirqs last enabled at (12722): [] irq_exit_rcu+0x93/0xc0
[ 72.099770] softirqs last disabled at (12717): [] irq_exit_rcu+0x93/0xc0
[ 72.100822] ---[ end trace 0000000000000000 ]---
executing program
[ 73.640909] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 75.689054] Bluetooth: hci0: command 0x041b tx timeout
[ 77.736444] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 79.784387] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
12:40:05 Registers:
info registers vcpu 0
RAX=000000000001e4c7 RBX=0000000000000000 RCX=ffffffff844c4a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81288625 RBP=dffffc0000000000 RSP=ffffffff85407e10
R8 =0000000000000001 R9 =ffffed100d9c69f8 R10=ffff88806ce34fc3 R11=0000000000000001
R12=ffffffff85d34a10 R13=1ffffffff0a80fc7 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844c599f RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 0000000000000000 00000000 00000000
GS =0000 ffff88806ce00000 00000000 00000000
LDT=0000 fffffe0000000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fef3408b360 CR3=0000000015bc8000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00000000000000000000000000000000 XMM01=8a43c2738c811c8d6d4bdd0bb21f71ac
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=d35f14e95510c1f6000000000010e4b0 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=4dd807abd65a6a8d00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=000000000000002c RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff88801f507618
R8 =0000000000000001 R9 =000000000000000a R10=000000000000002c R11=0000000000000001
R12=000000000000002c R13=ffffffff87f27bc0 R14=0000000000000010 R15=ffffffff82507670
RIP=ffffffff825076dd RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 0000555555ffa400 00000000 00000000
GS =0000 ffff88806cf00000 00000000 00000000
LDT=0000 fffffe0000000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fef3408f490 CR3=000000000db44000 CR4=00350ee0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00000000000000000000000000000000 XMM01=00000000000000000000000000000000
XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000
XMM04=0000000000000000000000000000ff00 XMM05=00000000000000000000000000000000
XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000
XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000