syzkaller login: [ 42.854776] sshd (218) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:10180' (ECDSA) to the list of known hosts.
2023/05/17 01:03:41 fuzzer started
2023/05/17 01:03:42 dialing manager at localhost:35573
2023/05/17 01:03:42 checking machine...
2023/05/17 01:03:42 checking revisions...
[ 44.991549] kmemleak: Automatic memory scanning thread ended
2023/05/17 01:03:42 testing simple program...
[ 45.063344] cgroup: Unknown subsys name 'net'
[ 45.143778] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 58.353621] audit: type=1400 audit(1684285435.713:6): 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
[ 59.496824] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 59.498989] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 59.501013] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 59.505030] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 59.507129] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 59.509058] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 59.909789] ------------[ cut here ]------------
[ 59.910631] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 59.912945] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 59.914378] Modules linked in:
[ 59.914934] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 59.920325] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 59.921580] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 59.922461] 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
[ 59.924825] RSP: 0018:ffff88801e537c00 EFLAGS: 00010282
[ 59.925588] RAX: 0000000000000000 RBX: ffff88801626c040 RCX: 0000000000000000
[ 59.926591] RDX: ffff88800fc251c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 59.927589] RBP: ffff88801626c054 R08: 0000000000000001 R09: 0000000000000000
[ 59.928585] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 59.929576] R13: ffffffff84e223a0 R14: ffff88801626c048 R15: ffffffff84d73340
[ 59.930599] FS: 000055555643d400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 59.931716] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.932552] CR2: 00007f447c2c36f4 CR3: 000000001f548000 CR4: 0000000000350ee0
[ 59.933544] Call Trace:
[ 59.933906]
[ 59.934293] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 59.934970] ipv4_frags_init_net+0x269/0x440
[ 59.935620] ops_init+0xbb/0x6b0
[ 59.936116] setup_net+0x3d9/0x990
[ 59.936651] ? down_read_killable+0x1d7/0x4e0
[ 59.937315] ? __pfx_setup_net+0x10/0x10
[ 59.937878] ? copy_net_ns+0x17c/0x770
[ 59.938488] copy_net_ns+0x321/0x770
[ 59.939040] create_new_namespaces+0x3f6/0xb30
[ 59.939754] unshare_nsproxy_namespaces+0xc1/0x200
[ 59.940499] ksys_unshare+0x44d/0x8e0
[ 59.941074] ? __pfx_ksys_unshare+0x10/0x10
[ 59.941743] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 59.942621] __x64_sys_unshare+0x31/0x40
[ 59.943266] do_syscall_64+0x3f/0x90
[ 59.943810] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 59.944586] RIP: 0033:0x7fc4018210d7
[ 59.945116] 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
[ 59.947630] RSP: 002b:00007ffef5babd68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 59.948725] RAX: ffffffffffffffda RBX: 00007ffef5bac3a8 RCX: 00007fc4018210d7
[ 59.949760] RDX: 00007fc40188b41f RSI: 00007ffef5babd00 RDI: 0000000040000000
[ 59.950807] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffef5babb10
[ 59.951829] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc401933bf0
[ 59.952844] R13: 00007ffef5babe40 R14: 0000000000000000 R15: 00000000000000f8
[ 59.953904]
[ 59.954307] irq event stamp: 11469
[ 59.954811] hardirqs last enabled at (11479): [] __up_console_sem+0x78/0x80
[ 59.956041] hardirqs last disabled at (11490): [] __up_console_sem+0x5d/0x80
[ 59.957273] softirqs last enabled at (11034): [] irq_exit_rcu+0x93/0xc0
[ 59.958483] softirqs last disabled at (11019): [] irq_exit_rcu+0x93/0xc0
[ 59.959679] ---[ end trace 0000000000000000 ]---
[ 59.966089] ------------[ cut here ]------------
[ 59.966793] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 59.968734] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 59.969894] Modules linked in:
[ 59.970380] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 59.971645] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 59.972759] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 59.973492] 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
[ 59.975910] RSP: 0018:ffff88801e537c00 EFLAGS: 00010282
[ 59.976655] RAX: 0000000000000000 RBX: ffff88800f019c40 RCX: 0000000000000000
[ 59.977624] RDX: ffff88800fc251c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 59.978596] RBP: ffff88800f019c54 R08: 0000000000000001 R09: 0000000000000000
[ 59.979566] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 59.980541] R13: ffffffff84e223a0 R14: ffff88800f019c48 R15: ffffffff84da62e0
[ 59.981516] FS: 000055555643d400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 59.982628] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.983438] CR2: 00007f447c2c36f4 CR3: 000000001f548000 CR4: 0000000000350ee0
[ 59.984413] Call Trace:
[ 59.984765]
[ 59.985091] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 59.985784] ipv6_frags_init_net+0x206/0x3c0
[ 59.986440] ops_init+0xbb/0x6b0
[ 59.986926] setup_net+0x3d9/0x990
[ 59.987442] ? down_read_killable+0x1d7/0x4e0
[ 59.988059] ? __pfx_setup_net+0x10/0x10
[ 59.988648] ? copy_net_ns+0x17c/0x770
[ 59.989236] copy_net_ns+0x321/0x770
[ 59.989752] create_new_namespaces+0x3f6/0xb30
[ 59.990442] unshare_nsproxy_namespaces+0xc1/0x200
[ 59.991106] ksys_unshare+0x44d/0x8e0
[ 59.991664] ? __pfx_ksys_unshare+0x10/0x10
[ 59.992296] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 59.993069] __x64_sys_unshare+0x31/0x40
[ 59.993661] do_syscall_64+0x3f/0x90
[ 59.994223] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 59.994927] RIP: 0033:0x7fc4018210d7
[ 59.995469] 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
[ 59.997818] RSP: 002b:00007ffef5babd68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 59.998883] RAX: ffffffffffffffda RBX: 00007ffef5bac3a8 RCX: 00007fc4018210d7
[ 59.999943] RDX: 00007fc40188b41f RSI: 00007ffef5babd00 RDI: 0000000040000000
[ 60.000949] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffef5babb10
[ 60.001966] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc401933bf0
[ 60.002989] R13: 00007ffef5babe40 R14: 0000000000000000 R15: 00000000000000f8
[ 60.003999]
[ 60.004369] irq event stamp: 13377
[ 60.004852] hardirqs last enabled at (13387): [] __up_console_sem+0x78/0x80
[ 60.006057] hardirqs last disabled at (13398): [] __up_console_sem+0x5d/0x80
[ 60.007248] softirqs last enabled at (13300): [] irq_exit_rcu+0x93/0xc0
[ 60.008400] softirqs last disabled at (13291): [] irq_exit_rcu+0x93/0xc0
[ 60.009541] ---[ end trace 0000000000000000 ]---
[ 60.011029] ------------[ cut here ]------------
[ 60.011707] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 60.013758] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 60.014947] Modules linked in:
[ 60.015430] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 60.016713] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 60.017842] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 60.018610] 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
[ 60.021009] RSP: 0018:ffff88801e537bf0 EFLAGS: 00010286
[ 60.021774] RAX: 0000000000000000 RBX: ffff888016122440 RCX: 0000000000000000
[ 60.022772] RDX: ffff88800fc251c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 60.023748] RBP: ffff888016122454 R08: 0000000000000001 R09: 0000000000000000
[ 60.024731] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 60.025731] R13: ffffffff84e223a0 R14: ffff888016122448 R15: ffffffff84daf020
[ 60.026695] FS: 000055555643d400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 60.027734] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.028509] CR2: 00007f447c2c36f4 CR3: 000000001f548000 CR4: 0000000000350ee0
[ 60.029444] Call Trace:
[ 60.029784]
[ 60.030113] nf_ct_net_init+0x224/0x3d0
[ 60.030682] ? __pfx_nf_ct_net_init+0x10/0x10
[ 60.031316] ops_init+0xbb/0x6b0
[ 60.031779] setup_net+0x3d9/0x990
[ 60.032290] ? down_read_killable+0x1d7/0x4e0
[ 60.032886] ? __pfx_setup_net+0x10/0x10
[ 60.033462] ? copy_net_ns+0x17c/0x770
[ 60.033997] copy_net_ns+0x321/0x770
[ 60.034564] create_new_namespaces+0x3f6/0xb30
[ 60.035221] unshare_nsproxy_namespaces+0xc1/0x200
[ 60.035887] ksys_unshare+0x44d/0x8e0
[ 60.036445] ? __pfx_ksys_unshare+0x10/0x10
[ 60.037033] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 60.037834] __x64_sys_unshare+0x31/0x40
[ 60.038430] do_syscall_64+0x3f/0x90
[ 60.038941] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 60.039664] RIP: 0033:0x7fc4018210d7
[ 60.040160] 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
[ 60.042474] RSP: 002b:00007ffef5babd68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 60.043470] RAX: ffffffffffffffda RBX: 00007ffef5bac3a8 RCX: 00007fc4018210d7
[ 60.044396] RDX: 00007fc40188b41f RSI: 00007ffef5babd00 RDI: 0000000040000000
[ 60.045339] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffef5babb10
[ 60.046295] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc401933bf0
[ 60.047188] R13: 00007ffef5babe40 R14: 0000000000000000 R15: 00000000000000f8
[ 60.048140]
[ 60.048489] irq event stamp: 14191
[ 60.048940] hardirqs last enabled at (14201): [] __up_console_sem+0x78/0x80
[ 60.050061] hardirqs last disabled at (14212): [] __up_console_sem+0x5d/0x80
[ 60.051180] softirqs last enabled at (14152): [] irq_exit_rcu+0x93/0xc0
[ 60.052290] softirqs last disabled at (14139): [] irq_exit_rcu+0x93/0xc0
[ 60.053372] ---[ end trace 0000000000000000 ]---
[ 61.583612] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 63.630311] Bluetooth: hci0: command 0x041b tx timeout
[ 65.678417] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 67.726332] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
01:03:56 Registers:
info registers vcpu 0
RAX=ffffffff85408001 RBX=0000000000000001 RCX=0000000000000001 RDX=ffffffff85407f01
RSI=ffffffff85407f50 RDI=ffff88806ce09ab0 RBP=ffff88806ce09af8 RSP=ffff88806ce09a18
R8 =ffffffff864af6f4 R9 =ffffffff864af6f8 R10=ffffffff85d34a17 R11=0000000000000001
R12=ffff88806ce09b00 R13=ffffffff85400000 R14=ffffffff85407f58 R15=ffff88806ce09aa0
RIP=ffffffff811311c1 RFL=00000296 [--S-AP-] 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 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=00007fce2dce9ad0 CR3=000000000d96e000 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=2037353a33303a31302037312079614d XMM01=5d3433393431392e39352020205b203a
XMM02=75636578652d7a7973203a6d6d6f4320 XMM03=20202020202020572020202020202020
XMM04=6e2d3263722d302e342e362020202020 XMM05=3a6465746e69615420302e726f747563
XMM06=32203a4449502031203a555043205d34 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=ffff88801e5375f0
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 000055555643d400 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=00007f447c2c36f4 CR3=000000001f548000 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