syzkaller login: [ 34.749290] sshd (226) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:55125' (ECDSA) to the list of known hosts.
2023/05/17 11:30:56 fuzzer started
2023/05/17 11:30:56 dialing manager at localhost:44319
2023/05/17 11:30:56 checking machine...
2023/05/17 11:30:56 checking revisions...
[ 35.732948] kmemleak: Automatic memory scanning thread ended
2023/05/17 11:30:57 testing simple program...
[ 35.811824] cgroup: Unknown subsys name 'net'
[ 35.900546] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 49.210307] audit: type=1400 audit(1684323070.578:6): avc: denied { execmem } for pid=259 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 50.304724] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 50.306146] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 50.307876] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 50.311057] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 50.314130] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 50.315259] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 50.726902] ------------[ cut here ]------------
[ 50.727522] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 50.729144] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.730205] Modules linked in:
[ 50.730626] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.735438] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.736424] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.737082] 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 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 50.739205] RSP: 0018:ffff88801fee7c00 EFLAGS: 00010282
[ 50.739877] RAX: 0000000000000000 RBX: ffff88800f36cc40 RCX: 0000000000000000
[ 50.740736] RDX: ffff88801823b680 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.741564] RBP: ffff88800f36cc54 R08: 0000000000000001 R09: 0000000000000000
[ 50.742442] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 50.743330] R13: ffffffff84e23fe0 R14: ffff88800f36cc48 R15: ffffffff84d74dc0
[ 50.744190] FS: 0000555557472400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.745151] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.745869] CR2: 00007fd092b7f6f4 CR3: 0000000016790000 CR4: 0000000000350ef0
[ 50.746734] Call Trace:
[ 50.747056]
[ 50.747345] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 50.747972] ipv4_frags_init_net+0x269/0x440
[ 50.748512] ops_init+0xbb/0x6b0
[ 50.748975] setup_net+0x3d9/0x990
[ 50.749418] ? down_read_killable+0x1d7/0x4e0
[ 50.749999] ? __pfx_setup_net+0x10/0x10
[ 50.750495] ? copy_net_ns+0x17c/0x770
[ 50.751045] copy_net_ns+0x321/0x770
[ 50.751514] create_new_namespaces+0x3f6/0xb30
[ 50.752108] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.752737] ksys_unshare+0x44d/0x8e0
[ 50.753208] ? __pfx_ksys_unshare+0x10/0x10
[ 50.753761] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.754448] __x64_sys_unshare+0x31/0x40
[ 50.754985] do_syscall_64+0x3f/0x90
[ 50.755445] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.756098] RIP: 0033:0x7fd0668540d7
[ 50.756543] 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
[ 50.758646] RSP: 002b:00007ffd3441ee28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.759542] RAX: ffffffffffffffda RBX: 00007ffd3441f468 RCX: 00007fd0668540d7
[ 50.760406] RDX: 00007fd0668be41f RSI: 00007ffd3441edc0 RDI: 0000000040000000
[ 50.761264] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd3441ebd0
[ 50.762118] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fd066966bf0
[ 50.762976] R13: 00007ffd3441ef00 R14: 0000000000000000 R15: 00000000000000f8
[ 50.763853]
[ 50.764141] irq event stamp: 8505
[ 50.764545] hardirqs last enabled at (8515): [] __up_console_sem+0x78/0x80
[ 50.765567] hardirqs last disabled at (8526): [] __up_console_sem+0x5d/0x80
[ 50.766619] softirqs last enabled at (8540): [] irq_exit_rcu+0x93/0xc0
[ 50.767631] softirqs last disabled at (8531): [] irq_exit_rcu+0x93/0xc0
[ 50.768619] ---[ end trace 0000000000000000 ]---
[ 50.773916] ------------[ cut here ]------------
[ 50.774489] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 50.776167] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.777211] Modules linked in:
[ 50.777636] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.778751] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.779754] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.780379] 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 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 50.782478] RSP: 0018:ffff88801fee7c00 EFLAGS: 00010282
[ 50.783146] RAX: 0000000000000000 RBX: ffff88800dfdc440 RCX: 0000000000000000
[ 50.784006] RDX: ffff88801823b680 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.784867] RBP: ffff88800dfdc454 R08: 0000000000000001 R09: 0000000000000000
[ 50.785725] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.786548] R13: ffffffff84e23fe0 R14: ffff88800dfdc448 R15: ffffffff84da7d60
[ 50.787415] FS: 0000555557472400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.788414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.789163] CR2: 00007fd092b7f6f4 CR3: 0000000016790000 CR4: 0000000000350ef0
[ 50.790045] Call Trace:
[ 50.790375]
[ 50.790713] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 50.791346] ipv6_frags_init_net+0x206/0x3c0
[ 50.791944] ops_init+0xbb/0x6b0
[ 50.792391] setup_net+0x3d9/0x990
[ 50.792873] ? down_read_killable+0x1d7/0x4e0
[ 50.793448] ? __pfx_setup_net+0x10/0x10
[ 50.793991] ? copy_net_ns+0x17c/0x770
[ 50.794497] copy_net_ns+0x321/0x770
[ 50.795019] create_new_namespaces+0x3f6/0xb30
[ 50.795645] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.796256] ksys_unshare+0x44d/0x8e0
[ 50.796781] ? __pfx_ksys_unshare+0x10/0x10
[ 50.797319] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.798068] __x64_sys_unshare+0x31/0x40
[ 50.798619] do_syscall_64+0x3f/0x90
[ 50.799104] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.799787] RIP: 0033:0x7fd0668540d7
[ 50.800247] 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
[ 50.802438] RSP: 002b:00007ffd3441ee28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.803544] RAX: ffffffffffffffda RBX: 00007ffd3441f468 RCX: 00007fd0668540d7
[ 50.804468] RDX: 00007fd0668be41f RSI: 00007ffd3441edc0 RDI: 0000000040000000
[ 50.805397] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd3441ebd0
[ 50.806346] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fd066966bf0
[ 50.807330] R13: 00007ffd3441ef00 R14: 0000000000000000 R15: 00000000000000f8
[ 50.808303]
[ 50.808648] irq event stamp: 10867
[ 50.809097] hardirqs last enabled at (10877): [] __up_console_sem+0x78/0x80
[ 50.810202] hardirqs last disabled at (10888): [] __up_console_sem+0x5d/0x80
[ 50.811323] softirqs last enabled at (10826): [] irq_exit_rcu+0x93/0xc0
[ 50.812405] softirqs last disabled at (10819): [] irq_exit_rcu+0x93/0xc0
[ 50.813485] ---[ end trace 0000000000000000 ]---
[ 50.814877] ------------[ cut here ]------------
[ 50.815476] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 50.817433] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.818559] Modules linked in:
[ 50.819033] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.820252] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.821324] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.822012] 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 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 50.824306] RSP: 0018:ffff88801fee7bf0 EFLAGS: 00010286
[ 50.825026] RAX: 0000000000000000 RBX: ffff88800dfdda40 RCX: 0000000000000000
[ 50.825957] RDX: ffff88801823b680 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.826877] RBP: ffff88800dfdda54 R08: 0000000000000001 R09: 0000000000000000
[ 50.827826] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.828759] R13: ffffffff84e23fe0 R14: ffff88800dfdda48 R15: ffffffff84db0aa0
[ 50.829684] FS: 0000555557472400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.830735] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.831484] CR2: 00007fd092b7f6f4 CR3: 0000000016790000 CR4: 0000000000350ef0
[ 50.832421] Call Trace:
[ 50.832788]
[ 50.833102] nf_ct_net_init+0x224/0x3d0
[ 50.833670] ? __pfx_nf_ct_net_init+0x10/0x10
[ 50.834269] ops_init+0xbb/0x6b0
[ 50.834763] setup_net+0x3d9/0x990
[ 50.835248] ? down_read_killable+0x1d7/0x4e0
[ 50.835876] ? __pfx_setup_net+0x10/0x10
[ 50.836414] ? copy_net_ns+0x17c/0x770
[ 50.836971] copy_net_ns+0x321/0x770
[ 50.837466] create_new_namespaces+0x3f6/0xb30
[ 50.838092] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.838763] ksys_unshare+0x44d/0x8e0
[ 50.839287] ? __pfx_ksys_unshare+0x10/0x10
[ 50.839883] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.840653] __x64_sys_unshare+0x31/0x40
[ 50.841185] do_syscall_64+0x3f/0x90
[ 50.841703] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.842359] RIP: 0033:0x7fd0668540d7
[ 50.842871] 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
[ 50.845142] RSP: 002b:00007ffd3441ee28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.846121] RAX: ffffffffffffffda RBX: 00007ffd3441f468 RCX: 00007fd0668540d7
[ 50.847063] RDX: 00007fd0668be41f RSI: 00007ffd3441edc0 RDI: 0000000040000000
[ 50.847996] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd3441ebd0
[ 50.848928] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fd066966bf0
[ 50.849855] R13: 00007ffd3441ef00 R14: 0000000000000000 R15: 00000000000000f8
[ 50.850804]
[ 50.851142] irq event stamp: 11671
[ 50.851626] hardirqs last enabled at (11683): [] __up_console_sem+0x78/0x80
[ 50.852751] hardirqs last disabled at (11694): [] __up_console_sem+0x5d/0x80
[ 50.853865] softirqs last enabled at (11164): [] irq_exit_rcu+0x93/0xc0
[ 50.854971] softirqs last disabled at (11151): [] irq_exit_rcu+0x93/0xc0
[ 50.856044] ---[ end trace 0000000000000000 ]---
[ 52.390290] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 54.438648] Bluetooth: hci0: command 0x041b tx timeout
[ 56.485792] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 58.533654] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
11:31:11 Registers:
info registers vcpu 0
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88801fee75f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 R13=ffffffff87f2dbc0 R14=0000000000000010 R15=ffffffff82507f70
RIP=ffffffff82507fdd 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 0000555557472400 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=00007fd092b7f6f4 CR3=0000000016790000 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=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
info registers vcpu 1
RAX=0000000000032d2b RBX=0000000000000001 RCX=ffffffff844d0a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffff888008dcfe70
R8 =0000000000000001 R9 =ffffed100d9e69f8 R10=ffff88806cf34fc3 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffff110011b9fd3 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844d199f RFL=00000206 [-----P-] 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 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=00007f442bb412b0 CR3=000000000de9c000 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=2032313a31333a31312037312079614d XMM01=5d3632363033372e30352020205b203a
XMM02=75636578652d7a7973203a6d6d6f4320 XMM03=20202020202020572020202020202020
XMM04=6e2d3263722d302e342e362020202020 XMM05=3a6465746e69615420302e726f747563
XMM06=32203a4449502030203a555043205d36 XMM07=6e72656b2072656c6c616b7a79732032
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000