syzkaller login: [ 45.965168] sshd (209) used greatest stack depth: 24024 bytes left
Warning: Permanently added '[localhost]:6671' (ECDSA) to the list of known hosts.
2023/05/16 14:26:12 fuzzer started
2023/05/16 14:26:12 dialing manager at localhost:35573
2023/05/16 14:26:12 checking machine...
2023/05/16 14:26:12 checking revisions...
[ 50.893409] kmemleak: Automatic memory scanning thread ended
2023/05/16 14:26:13 testing simple program...
[ 50.976159] cgroup: Unknown subsys name 'net'
[ 51.147338] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 63.319960] audit: type=1400 audit(1684247185.458:6): avc: denied { execmem } for pid=260 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 64.455753] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 64.457647] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 64.465687] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 64.468287] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 64.469969] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 64.471102] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 64.871933] ------------[ cut here ]------------
[ 64.872762] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 64.874912] WARNING: CPU: 1 PID: 261 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 64.876245] Modules linked in:
[ 64.876708] CPU: 1 PID: 261 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 64.881551] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 64.882575] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 64.883219] 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
[ 64.885542] RSP: 0018:ffff88801dc97c00 EFLAGS: 00010282
[ 64.886223] RAX: 0000000000000000 RBX: ffff88800c66f440 RCX: 0000000000000000
[ 64.887153] RDX: ffff888009e851c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 64.888056] RBP: ffff88800c66f454 R08: 0000000000000001 R09: 0000000000000000
[ 64.888950] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 64.889875] R13: ffffffff84e223a0 R14: ffff88800c66f448 R15: ffffffff84d73340
[ 64.890760] FS: 00005555573ca400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 64.891767] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.892500] CR2: 00007f8e855ac6f4 CR3: 000000000eb98000 CR4: 0000000000350ee0
[ 64.893354] Call Trace:
[ 64.893714]
[ 64.894027] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 64.894695] ipv4_frags_init_net+0x269/0x440
[ 64.895291] ops_init+0xbb/0x6b0
[ 64.895800] setup_net+0x3d9/0x990
[ 64.896258] ? down_read_killable+0x1d7/0x4e0
[ 64.896879] ? __pfx_setup_net+0x10/0x10
[ 64.897409] ? copy_net_ns+0x17c/0x770
[ 64.897953] copy_net_ns+0x321/0x770
[ 64.898443] create_new_namespaces+0x3f6/0xb30
[ 64.899057] unshare_nsproxy_namespaces+0xc1/0x200
[ 64.899718] ksys_unshare+0x44d/0x8e0
[ 64.900206] ? __pfx_ksys_unshare+0x10/0x10
[ 64.900787] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 64.901550] __x64_sys_unshare+0x31/0x40
[ 64.902104] do_syscall_64+0x3f/0x90
[ 64.902614] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 64.903250] RIP: 0033:0x7fed118280d7
[ 64.903767] 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
[ 64.906007] RSP: 002b:00007ffe10b19328 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 64.906967] RAX: ffffffffffffffda RBX: 00007ffe10b19968 RCX: 00007fed118280d7
[ 64.907905] RDX: 00007fed1189241f RSI: 00007ffe10b192c0 RDI: 0000000040000000
[ 64.908831] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe10b190d0
[ 64.909719] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fed1193abf0
[ 64.910619] R13: 00007ffe10b19400 R14: 0000000000000000 R15: 00000000000000f8
[ 64.911538]
[ 64.911841] irq event stamp: 8321
[ 64.912258] hardirqs last enabled at (8331): [] __up_console_sem+0x78/0x80
[ 64.913309] hardirqs last disabled at (8342): [] __up_console_sem+0x5d/0x80
[ 64.914354] softirqs last enabled at (8172): [] irq_exit_rcu+0x93/0xc0
[ 64.915404] softirqs last disabled at (8167): [] irq_exit_rcu+0x93/0xc0
[ 64.916434] ---[ end trace 0000000000000000 ]---
[ 64.921690] ------------[ cut here ]------------
[ 64.922279] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 64.923914] WARNING: CPU: 1 PID: 261 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 64.925049] Modules linked in:
[ 64.925507] CPU: 1 PID: 261 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 64.926647] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 64.927681] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 64.928317] 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
[ 64.930486] RSP: 0018:ffff88801dc97c00 EFLAGS: 00010282
[ 64.931134] RAX: 0000000000000000 RBX: ffff88800f032c40 RCX: 0000000000000000
[ 64.932036] RDX: ffff888009e851c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 64.932935] RBP: ffff88800f032c54 R08: 0000000000000001 R09: 0000000000000000
[ 64.933827] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 64.934778] R13: ffffffff84e223a0 R14: ffff88800f032c48 R15: ffffffff84da62e0
[ 64.935711] FS: 00005555573ca400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 64.936737] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.937457] CR2: 00007f8e855ac6f4 CR3: 000000000eb98000 CR4: 0000000000350ee0
[ 64.938373] Call Trace:
[ 64.938742]
[ 64.939047] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 64.939703] ipv6_frags_init_net+0x206/0x3c0
[ 64.940264] ops_init+0xbb/0x6b0
[ 64.940738] setup_net+0x3d9/0x990
[ 64.941195] ? down_read_killable+0x1d7/0x4e0
[ 64.941789] ? __pfx_setup_net+0x10/0x10
[ 64.942295] ? copy_net_ns+0x17c/0x770
[ 64.942827] copy_net_ns+0x321/0x770
[ 64.943307] create_new_namespaces+0x3f6/0xb30
[ 64.943943] unshare_nsproxy_namespaces+0xc1/0x200
[ 64.944588] ksys_unshare+0x44d/0x8e0
[ 64.945075] ? __pfx_ksys_unshare+0x10/0x10
[ 64.945648] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 64.946363] __x64_sys_unshare+0x31/0x40
[ 64.946914] do_syscall_64+0x3f/0x90
[ 64.947391] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 64.948063] RIP: 0033:0x7fed118280d7
[ 64.948561] 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
[ 64.950733] RSP: 002b:00007ffe10b19328 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 64.951699] RAX: ffffffffffffffda RBX: 00007ffe10b19968 RCX: 00007fed118280d7
[ 64.952581] RDX: 00007fed1189241f RSI: 00007ffe10b192c0 RDI: 0000000040000000
[ 64.953434] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe10b190d0
[ 64.954327] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fed1193abf0
[ 64.955225] R13: 00007ffe10b19400 R14: 0000000000000000 R15: 00000000000000f8
[ 64.956160]
[ 64.956459] irq event stamp: 10223
[ 64.956927] hardirqs last enabled at (10235): [] __up_console_sem+0x78/0x80
[ 64.958001] hardirqs last disabled at (10246): [] __up_console_sem+0x5d/0x80
[ 64.959070] softirqs last enabled at (9862): [] irq_exit_rcu+0x93/0xc0
[ 64.960110] softirqs last disabled at (9857): [] irq_exit_rcu+0x93/0xc0
[ 64.961138] ---[ end trace 0000000000000000 ]---
[ 64.962557] ------------[ cut here ]------------
[ 64.963134] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 64.965074] WARNING: CPU: 1 PID: 261 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 64.966172] Modules linked in:
[ 64.966616] CPU: 1 PID: 261 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 64.967777] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 64.968781] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 64.969425] 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
[ 64.971587] RSP: 0018:ffff88801dc97bf0 EFLAGS: 00010286
[ 64.972232] RAX: 0000000000000000 RBX: ffff88800f033240 RCX: 0000000000000000
[ 64.973128] RDX: ffff888009e851c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 64.974029] RBP: ffff88800f033254 R08: 0000000000000001 R09: 0000000000000000
[ 64.974918] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 64.975856] R13: ffffffff84e223a0 R14: ffff88800f033248 R15: ffffffff84daf020
[ 64.976759] FS: 00005555573ca400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 64.977782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.978524] CR2: 00007f8e855ac6f4 CR3: 000000000eb98000 CR4: 0000000000350ee0
[ 64.979403] Call Trace:
[ 64.979761]
[ 64.980060] nf_ct_net_init+0x224/0x3d0
[ 64.980613] ? __pfx_nf_ct_net_init+0x10/0x10
[ 64.981196] ops_init+0xbb/0x6b0
[ 64.981683] setup_net+0x3d9/0x990
[ 64.982137] ? down_read_killable+0x1d7/0x4e0
[ 64.982754] ? __pfx_setup_net+0x10/0x10
[ 64.983285] ? copy_net_ns+0x17c/0x770
[ 64.983864] copy_net_ns+0x321/0x770
[ 64.984370] create_new_namespaces+0x3f6/0xb30
[ 64.985009] unshare_nsproxy_namespaces+0xc1/0x200
[ 64.985685] ksys_unshare+0x44d/0x8e0
[ 64.986207] ? __pfx_ksys_unshare+0x10/0x10
[ 64.986822] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 64.987628] __x64_sys_unshare+0x31/0x40
[ 64.988179] do_syscall_64+0x3f/0x90
[ 64.988706] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 64.989374] RIP: 0033:0x7fed118280d7
[ 64.989893] 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
[ 64.992226] RSP: 002b:00007ffe10b19328 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 64.993217] RAX: ffffffffffffffda RBX: 00007ffe10b19968 RCX: 00007fed118280d7
[ 64.994146] RDX: 00007fed1189241f RSI: 00007ffe10b192c0 RDI: 0000000040000000
[ 64.995081] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe10b190d0
[ 64.996032] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fed1193abf0
[ 64.996984] R13: 00007ffe10b19400 R14: 0000000000000000 R15: 00000000000000f8
[ 64.997954]
[ 64.998269] irq event stamp: 11021
[ 64.998761] hardirqs last enabled at (11033): [] __up_console_sem+0x78/0x80
[ 64.999912] hardirqs last disabled at (11044): [] __up_console_sem+0x5d/0x80
[ 65.001041] softirqs last enabled at (10518): [] irq_exit_rcu+0x93/0xc0
[ 65.002144] softirqs last disabled at (10503): [] irq_exit_rcu+0x93/0xc0
[ 65.003247] ---[ end trace 0000000000000000 ]---
executing program
[ 66.535087] Bluetooth: hci0: command 0x0409 tx timeout
[ 68.583562] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 70.630546] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 72.678590] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
14:26:20 Registers:
info registers vcpu 0
RAX=000000000001db13 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=00007f87a40390c8 CR3=000000000f162000 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=2037323a36323a34312036312079614d XMM01=5d3830373637382e34362020205b203a
XMM02=75636578652d7a7973203a6d6d6f4320 XMM03=20202020202020572020202020202020
XMM04=6e2d3263722d302e342e362020202020 XMM05=3a6465746e69615420302e726f747563
XMM06=32203a4449502031203a555043205d38 XMM07=6e72656b2072656c6c616b7a79732037
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff88801dc975f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 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 00005555573ca400 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=00007f8e855ac6f4 CR3=000000000eb98000 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