syzkaller login: [ 41.646593] sshd (224) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:36862' (ECDSA) to the list of known hosts.
2023/05/17 09:38:20 fuzzer started
2023/05/17 09:38:20 dialing manager at localhost:35573
2023/05/17 09:38:20 checking machine...
2023/05/17 09:38:20 checking revisions...
[ 43.037218] kmemleak: Automatic memory scanning thread ended
2023/05/17 09:38:20 testing simple program...
[ 43.106084] cgroup: Unknown subsys name 'net'
[ 43.195771] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 56.388530] audit: type=1400 audit(1684316314.038:6): avc: denied { execmem } for pid=257 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 57.518095] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 57.522564] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 57.525870] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 57.537181] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 57.540910] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 57.545605] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 57.982836] ------------[ cut here ]------------
[ 57.983547] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 57.985632] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 57.986682] Modules linked in:
[ 57.987140] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 57.992400] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 57.993411] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 57.994061] 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
[ 57.996199] RSP: 0018:ffff88801f437c00 EFLAGS: 00010282
[ 57.996837] RAX: 0000000000000000 RBX: ffff88800c62f440 RCX: 0000000000000000
[ 57.997730] RDX: ffff88800dc7d1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 57.998605] RBP: ffff88800c62f454 R08: 0000000000000001 R09: 0000000000000000
[ 57.999495] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 58.000380] R13: ffffffff84e223a0 R14: ffff88800c62f448 R15: ffffffff84d73340
[ 58.001260] FS: 0000555555d95400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 58.002241] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.002950] CR2: 00007fa0c9fad6f4 CR3: 0000000009a3c000 CR4: 0000000000350ef0
[ 58.003827] Call Trace:
[ 58.004190]
[ 58.004481] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 58.005108] ipv4_frags_init_net+0x269/0x440
[ 58.005645] ops_init+0xbb/0x6b0
[ 58.006107] setup_net+0x3d9/0x990
[ 58.006549] ? down_read_killable+0x1d7/0x4e0
[ 58.007142] ? __pfx_setup_net+0x10/0x10
[ 58.007628] ? copy_net_ns+0x17c/0x770
[ 58.008150] copy_net_ns+0x321/0x770
[ 58.008617] create_new_namespaces+0x3f6/0xb30
[ 58.009225] unshare_nsproxy_namespaces+0xc1/0x200
[ 58.009821] ksys_unshare+0x44d/0x8e0
[ 58.010332] ? __pfx_ksys_unshare+0x10/0x10
[ 58.010880] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 58.011604] __x64_sys_unshare+0x31/0x40
[ 58.012137] do_syscall_64+0x3f/0x90
[ 58.012591] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 58.013235] RIP: 0033:0x7fc05c23a0d7
[ 58.013683] 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
[ 58.015775] RSP: 002b:00007fffbe3a4ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 58.016696] RAX: ffffffffffffffda RBX: 00007fffbe3a54e8 RCX: 00007fc05c23a0d7
[ 58.017546] RDX: 00007fc05c2a441f RSI: 00007fffbe3a4e40 RDI: 0000000040000000
[ 58.018415] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fffbe3a4c50
[ 58.019288] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc05c34cbf0
[ 58.020154] R13: 00007fffbe3a4f80 R14: 0000000000000000 R15: 00000000000000f8
[ 58.021031]
[ 58.021324] irq event stamp: 7971
[ 58.021735] hardirqs last enabled at (7981): [] __up_console_sem+0x78/0x80
[ 58.022780] hardirqs last disabled at (7992): [] __up_console_sem+0x5d/0x80
[ 58.023801] softirqs last enabled at (7944): [] irq_exit_rcu+0x93/0xc0
[ 58.024802] softirqs last disabled at (7935): [] irq_exit_rcu+0x93/0xc0
[ 58.025806] ---[ end trace 0000000000000000 ]---
[ 58.030652] ------------[ cut here ]------------
[ 58.031267] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 58.032850] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 58.033874] Modules linked in:
[ 58.034296] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 58.035433] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 58.036410] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 58.037059] 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
[ 58.039155] RSP: 0018:ffff88801f437c00 EFLAGS: 00010282
[ 58.039775] RAX: 0000000000000000 RBX: ffff8880162a8240 RCX: 0000000000000000
[ 58.040629] RDX: ffff88800dc7d1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 58.041481] RBP: ffff8880162a8254 R08: 0000000000000001 R09: 0000000000000000
[ 58.042343] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 58.043213] R13: ffffffff84e223a0 R14: ffff8880162a8248 R15: ffffffff84da62e0
[ 58.044070] FS: 0000555555d95400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 58.044986] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.045700] CR2: 00007fa0c9fad6f4 CR3: 0000000009a3c000 CR4: 0000000000350ef0
[ 58.046559] Call Trace:
[ 58.046882]
[ 58.047201] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 58.047783] ipv6_frags_init_net+0x206/0x3c0
[ 58.048354] ops_init+0xbb/0x6b0
[ 58.048778] setup_net+0x3d9/0x990
[ 58.049240] ? down_read_killable+0x1d7/0x4e0
[ 58.049783] ? __pfx_setup_net+0x10/0x10
[ 58.050302] ? copy_net_ns+0x17c/0x770
[ 58.050789] copy_net_ns+0x321/0x770
[ 58.051277] create_new_namespaces+0x3f6/0xb30
[ 58.051842] unshare_nsproxy_namespaces+0xc1/0x200
[ 58.052505] ksys_unshare+0x44d/0x8e0
[ 58.052975] ? __pfx_ksys_unshare+0x10/0x10
[ 58.053535] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 58.054252] __x64_sys_unshare+0x31/0x40
[ 58.054745] do_syscall_64+0x3f/0x90
[ 58.055256] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 58.055864] RIP: 0033:0x7fc05c23a0d7
[ 58.056336] 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
[ 58.058390] RSP: 002b:00007fffbe3a4ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 58.059322] RAX: ffffffffffffffda RBX: 00007fffbe3a54e8 RCX: 00007fc05c23a0d7
[ 58.060176] RDX: 00007fc05c2a441f RSI: 00007fffbe3a4e40 RDI: 0000000040000000
[ 58.061025] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fffbe3a4c50
[ 58.061842] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc05c34cbf0
[ 58.062703] R13: 00007fffbe3a4f80 R14: 0000000000000000 R15: 00000000000000f8
[ 58.063589]
[ 58.063874] irq event stamp: 9449
[ 58.064317] hardirqs last enabled at (9461): [] __up_console_sem+0x78/0x80
[ 58.065335] hardirqs last disabled at (9472): [] __up_console_sem+0x5d/0x80
[ 58.066350] softirqs last enabled at (9268): [] irq_exit_rcu+0x93/0xc0
[ 58.067350] softirqs last disabled at (9257): [] irq_exit_rcu+0x93/0xc0
[ 58.068342] ---[ end trace 0000000000000000 ]---
[ 58.069612] ------------[ cut here ]------------
[ 58.070302] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 58.072613] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 58.074028] Modules linked in:
[ 58.074553] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 58.076077] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 58.077399] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 58.078263] 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
[ 58.081117] RSP: 0018:ffff88801f437bf0 EFLAGS: 00010286
[ 58.081961] RAX: 0000000000000000 RBX: ffff88800dc70240 RCX: 0000000000000000
[ 58.083164] RDX: ffff88800dc7d1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 58.084308] RBP: ffff88800dc70254 R08: 0000000000000001 R09: 0000000000000000
[ 58.085450] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 58.086602] R13: ffffffff84e223a0 R14: ffff88800dc70248 R15: ffffffff84daf020
[ 58.087763] FS: 0000555555d95400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 58.089057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.089955] CR2: 00007fa0c9fad6f4 CR3: 0000000009a3c000 CR4: 0000000000350ef0
[ 58.091132] Call Trace:
[ 58.091550]
[ 58.091930] nf_ct_net_init+0x224/0x3d0
[ 58.092641] ? __pfx_nf_ct_net_init+0x10/0x10
[ 58.093419] ops_init+0xbb/0x6b0
[ 58.093975] setup_net+0x3d9/0x990
[ 58.094603] ? down_read_killable+0x1d7/0x4e0
[ 58.095382] ? __pfx_setup_net+0x10/0x10
[ 58.096073] ? copy_net_ns+0x17c/0x770
[ 58.096725] copy_net_ns+0x321/0x770
[ 58.097402] create_new_namespaces+0x3f6/0xb30
[ 58.098194] unshare_nsproxy_namespaces+0xc1/0x200
[ 58.099146] ksys_unshare+0x44d/0x8e0
[ 58.099810] ? __pfx_ksys_unshare+0x10/0x10
[ 58.100608] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 58.101624] __x64_sys_unshare+0x31/0x40
[ 58.102377] do_syscall_64+0x3f/0x90
[ 58.103087] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 58.103937] RIP: 0033:0x7fc05c23a0d7
[ 58.104609] 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
[ 58.107515] RSP: 002b:00007fffbe3a4ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 58.108794] RAX: ffffffffffffffda RBX: 00007fffbe3a54e8 RCX: 00007fc05c23a0d7
[ 58.110014] RDX: 00007fc05c2a441f RSI: 00007fffbe3a4e40 RDI: 0000000040000000
[ 58.111227] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fffbe3a4c50
[ 58.112240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc05c34cbf0
[ 58.113258] R13: 00007fffbe3a4f80 R14: 0000000000000000 R15: 00000000000000f8
[ 58.114301]
[ 58.114645] irq event stamp: 10267
[ 58.115180] hardirqs last enabled at (10279): [] __up_console_sem+0x78/0x80
[ 58.116393] hardirqs last disabled at (10290): [] __up_console_sem+0x5d/0x80
[ 58.117601] softirqs last enabled at (10006): [] irq_exit_rcu+0x93/0xc0
[ 58.118759] softirqs last disabled at (10001): [] irq_exit_rcu+0x93/0xc0
[ 58.119930] ---[ end trace 0000000000000000 ]---
[ 59.604664] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 61.652083] Bluetooth: hci0: command 0x041b tx timeout
[ 63.700071] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 65.748083] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
09:38:34 Registers:
info registers vcpu 0
RAX=dffffc0000000060 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd
RSI=ffffffff825075f0 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff88801f437598
R8 =0000000000000004 R9 =0000000000000010 R10=0000000000000010 R11=0000000000000001
R12=0000000000002710 R13=0000000000000020 R14=fffffbfff0fe4fd1 R15=dffffc0000000000
RIP=ffffffff82507645 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 0000555555d95400 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=00007fa0c9fad6f4 CR3=0000000009a3c000 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=0000000000032a31 RBX=0000000000000001 RCX=ffffffff844c4a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81288625 RBP=dffffc0000000000 RSP=ffff888008dcfe68
R8 =0000000000000001 R9 =ffffed100d9e69f8 R10=ffff88806cf34fc3 R11=0000000000000001
R12=ffffffff85d34a10 R13=1ffff110011b9fd2 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 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=00007f353e2d5610 CR3=0000000016192000 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=c9d26e41110c0897d54dba42c166d8b4
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=39d77d1dd3960641000000000013c488 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=90b340846441d8d900000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000