syzkaller login: [ 63.078264] sshd (225) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:46730' (ECDSA) to the list of known hosts.
2023/05/16 13:31:28 fuzzer started
2023/05/16 13:31:28 dialing manager at localhost:35573
2023/05/16 13:31:28 checking machine...
2023/05/16 13:31:28 checking revisions...
[ 64.328313] kmemleak: Automatic memory scanning thread ended
2023/05/16 13:31:28 testing simple program...
[ 64.399287] cgroup: Unknown subsys name 'net'
[ 64.497735] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 77.800466] audit: type=1400 audit(1684243902.463:6): 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
[ 78.915527] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 78.917380] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 78.919058] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 78.922689] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 78.924324] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 78.925583] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 79.305542] ------------[ cut here ]------------
[ 79.306331] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 79.308316] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 79.309398] Modules linked in:
[ 79.309814] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 79.314528] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 79.315618] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 79.316319] 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
[ 79.318605] RSP: 0018:ffff888016f2fc00 EFLAGS: 00010282
[ 79.319348] RAX: 0000000000000000 RBX: ffff88800efcf840 RCX: 0000000000000000
[ 79.320264] RDX: ffff888016e69b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 79.321196] RBP: ffff88800efcf854 R08: 0000000000000001 R09: 0000000000000000
[ 79.322123] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 79.323048] R13: ffffffff84e223a0 R14: ffff88800efcf848 R15: ffffffff84d73340
[ 79.324001] FS: 0000555555ede400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 79.325044] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 79.325799] CR2: 00007fb88d5816f4 CR3: 000000000fc5e000 CR4: 0000000000350ee0
[ 79.326745] Call Trace:
[ 79.327123]
[ 79.327453] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 79.328124] ipv4_frags_init_net+0x269/0x440
[ 79.328715] ops_init+0xbb/0x6b0
[ 79.329233] setup_net+0x3d9/0x990
[ 79.329713] ? down_read_killable+0x1d7/0x4e0
[ 79.330339] ? __pfx_setup_net+0x10/0x10
[ 79.330869] ? copy_net_ns+0x17c/0x770
[ 79.331439] copy_net_ns+0x321/0x770
[ 79.331972] create_new_namespaces+0x3f6/0xb30
[ 79.332588] unshare_nsproxy_namespaces+0xc1/0x200
[ 79.333255] ksys_unshare+0x44d/0x8e0
[ 79.333765] ? __pfx_ksys_unshare+0x10/0x10
[ 79.334369] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 79.335169] __x64_sys_unshare+0x31/0x40
[ 79.335715] do_syscall_64+0x3f/0x90
[ 79.336241] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 79.336905] RIP: 0033:0x7f74680890d7
[ 79.337418] 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
[ 79.339664] RSP: 002b:00007ffc510c1e08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 79.340613] RAX: ffffffffffffffda RBX: 00007ffc510c2448 RCX: 00007f74680890d7
[ 79.341493] RDX: 00007f74680f341f RSI: 00007ffc510c1da0 RDI: 0000000040000000
[ 79.342379] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc510c1bb0
[ 79.343290] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f746819bbf0
[ 79.344184] R13: 00007ffc510c1ee0 R14: 0000000000000000 R15: 00000000000000f8
[ 79.345098]
[ 79.345396] irq event stamp: 7935
[ 79.345817] hardirqs last enabled at (7945): [] __up_console_sem+0x78/0x80
[ 79.346886] hardirqs last disabled at (7956): [] __up_console_sem+0x5d/0x80
[ 79.347963] softirqs last enabled at (7414): [] irq_exit_rcu+0x93/0xc0
[ 79.348989] softirqs last disabled at (7409): [] irq_exit_rcu+0x93/0xc0
[ 79.350002] ---[ end trace 0000000000000000 ]---
[ 79.355107] ------------[ cut here ]------------
[ 79.355712] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 79.357512] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 79.358611] Modules linked in:
[ 79.359050] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 79.360220] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 79.361232] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 79.361874] 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
[ 79.364090] RSP: 0018:ffff888016f2fc00 EFLAGS: 00010282
[ 79.364736] RAX: 0000000000000000 RBX: ffff88800f1bc240 RCX: 0000000000000000
[ 79.365625] RDX: ffff888016e69b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 79.366527] RBP: ffff88800f1bc254 R08: 0000000000000001 R09: 0000000000000000
[ 79.367443] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 79.368335] R13: ffffffff84e223a0 R14: ffff88800f1bc248 R15: ffffffff84da62e0
[ 79.369236] FS: 0000555555ede400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 79.370249] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 79.370992] CR2: 00007fb88d5816f4 CR3: 000000000fc5e000 CR4: 0000000000350ee0
[ 79.371902] Call Trace:
[ 79.372257]
[ 79.372560] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 79.373220] ipv6_frags_init_net+0x206/0x3c0
[ 79.373775] ops_init+0xbb/0x6b0
[ 79.374251] setup_net+0x3d9/0x990
[ 79.374733] ? down_read_killable+0x1d7/0x4e0
[ 79.375349] ? __pfx_setup_net+0x10/0x10
[ 79.375877] ? copy_net_ns+0x17c/0x770
[ 79.376424] copy_net_ns+0x321/0x770
[ 79.376913] create_new_namespaces+0x3f6/0xb30
[ 79.377528] unshare_nsproxy_namespaces+0xc1/0x200
[ 79.378171] ksys_unshare+0x44d/0x8e0
[ 79.378659] ? __pfx_ksys_unshare+0x10/0x10
[ 79.379253] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 79.380003] __x64_sys_unshare+0x31/0x40
[ 79.380526] do_syscall_64+0x3f/0x90
[ 79.381033] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 79.381689] RIP: 0033:0x7f74680890d7
[ 79.382184] 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
[ 79.384363] RSP: 002b:00007ffc510c1e08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 79.385313] RAX: ffffffffffffffda RBX: 00007ffc510c2448 RCX: 00007f74680890d7
[ 79.386202] RDX: 00007f74680f341f RSI: 00007ffc510c1da0 RDI: 0000000040000000
[ 79.387096] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc510c1bb0
[ 79.387994] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f746819bbf0
[ 79.388853] R13: 00007ffc510c1ee0 R14: 0000000000000000 R15: 00000000000000f8
[ 79.389768]
[ 79.390101] irq event stamp: 9481
[ 79.390530] hardirqs last enabled at (9491): [] __up_console_sem+0x78/0x80
[ 79.391608] hardirqs last disabled at (9502): [] __up_console_sem+0x5d/0x80
[ 79.392677] softirqs last enabled at (9054): [] irq_exit_rcu+0x93/0xc0
[ 79.393711] softirqs last disabled at (9049): [] irq_exit_rcu+0x93/0xc0
[ 79.394747] ---[ end trace 0000000000000000 ]---
[ 79.396094] ------------[ cut here ]------------
[ 79.396676] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 79.398896] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 79.400012] Modules linked in:
[ 79.400419] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 79.401585] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 79.402592] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 79.403290] 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
[ 79.405495] RSP: 0018:ffff888016f2fbf0 EFLAGS: 00010286
[ 79.406190] RAX: 0000000000000000 RBX: ffff88800f1bc840 RCX: 0000000000000000
[ 79.407089] RDX: ffff888016e69b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 79.407988] RBP: ffff88800f1bc854 R08: 0000000000000001 R09: 0000000000000000
[ 79.408850] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 79.409743] R13: ffffffff84e223a0 R14: ffff88800f1bc848 R15: ffffffff84daf020
[ 79.410623] FS: 0000555555ede400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 79.411646] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 79.412376] CR2: 00007fb88d5816f4 CR3: 000000000fc5e000 CR4: 0000000000350ee0
[ 79.413274] Call Trace:
[ 79.413600]
[ 79.413921] nf_ct_net_init+0x224/0x3d0
[ 79.414474] ? __pfx_nf_ct_net_init+0x10/0x10
[ 79.415067] ops_init+0xbb/0x6b0
[ 79.415538] setup_net+0x3d9/0x990
[ 79.416024] ? down_read_killable+0x1d7/0x4e0
[ 79.416585] ? __pfx_setup_net+0x10/0x10
[ 79.417115] ? copy_net_ns+0x17c/0x770
[ 79.417623] copy_net_ns+0x321/0x770
[ 79.418125] create_new_namespaces+0x3f6/0xb30
[ 79.418721] unshare_nsproxy_namespaces+0xc1/0x200
[ 79.419400] ksys_unshare+0x44d/0x8e0
[ 79.419888] ? __pfx_ksys_unshare+0x10/0x10
[ 79.420455] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 79.421192] __x64_sys_unshare+0x31/0x40
[ 79.421704] do_syscall_64+0x3f/0x90
[ 79.422206] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 79.422850] RIP: 0033:0x7f74680890d7
[ 79.423362] 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
[ 79.425569] RSP: 002b:00007ffc510c1e08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 79.426526] RAX: ffffffffffffffda RBX: 00007ffc510c2448 RCX: 00007f74680890d7
[ 79.427426] RDX: 00007f74680f341f RSI: 00007ffc510c1da0 RDI: 0000000040000000
[ 79.428333] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc510c1bb0
[ 79.429225] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f746819bbf0
[ 79.430108] R13: 00007ffc510c1ee0 R14: 0000000000000000 R15: 00000000000000f8
[ 79.431022]
[ 79.431351] irq event stamp: 10385
[ 79.431782] hardirqs last enabled at (10395): [] __up_console_sem+0x78/0x80
[ 79.432863] hardirqs last disabled at (10406): [] __up_console_sem+0x5d/0x80
[ 79.433916] softirqs last enabled at (10322): [] irq_exit_rcu+0x93/0xc0
[ 79.434973] softirqs last disabled at (10315): [] irq_exit_rcu+0x93/0xc0
[ 79.436016] ---[ end trace 0000000000000000 ]---
[ 80.993422] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 83.041049] Bluetooth: hci0: command 0x041b tx timeout
[ 85.089497] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 87.137048] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
13:31:15 Registers:
info registers vcpu 0
RAX=000000000002be95 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=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 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=00007f7934148070 CR3=000000000e9ec000 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=178d79b7de1f0b93444f31f9cdd5cf96
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=bfdc47b439adb41a000000000013c120 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=a81b29eb59488f8f00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000020000000 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=ffff888016f2f5f0
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 0000555555ede400 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=00007fb88d5816f4 CR3=000000000fc5e000 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