syzkaller login: [ 34.734311] sshd (225) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:27120' (ECDSA) to the list of known hosts.
2023/05/17 09:05:31 fuzzer started
2023/05/17 09:05:31 dialing manager at localhost:35573
2023/05/17 09:05:31 checking machine...
2023/05/17 09:05:31 checking revisions...
[ 35.634152] kmemleak: Automatic memory scanning thread ended
2023/05/17 09:05:31 testing simple program...
[ 35.700103] cgroup: Unknown subsys name 'net'
[ 35.797680] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 48.771848] audit: type=1400 audit(1684314344.687:6): 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
[ 49.905424] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 49.907420] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 49.909080] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 49.911315] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 49.912543] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 49.915064] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 50.249497] ------------[ cut here ]------------
[ 50.250021] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 50.251172] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.251932] Modules linked in:
[ 50.252220] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 50.253273] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.254369] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.254976] 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
[ 50.256549] RSP: 0018:ffff88801a417c00 EFLAGS: 00010282
[ 50.258631] RAX: 0000000000000000 RBX: ffff88800dc1f040 RCX: 0000000000000000
[ 50.260691] RDX: ffff88800fa33680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 50.262471] RBP: ffff88800dc1f054 R08: 0000000000000001 R09: 0000000000000000
[ 50.263471] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.264170] R13: ffffffff84e223a0 R14: ffff88800dc1f048 R15: ffffffff84d73340
[ 50.264928] FS: 0000555557484400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.265772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.266248] CR2: 00007f5d0164d6f4 CR3: 000000000e4e4000 CR4: 0000000000350ef0
[ 50.266948] Call Trace:
[ 50.267169]
[ 50.267370] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 50.267848] ipv4_frags_init_net+0x269/0x440
[ 50.268207] ops_init+0xbb/0x6b0
[ 50.268498] setup_net+0x3d9/0x990
[ 50.268841] ? down_read_killable+0x1d7/0x4e0
[ 50.269251] ? __pfx_setup_net+0x10/0x10
[ 50.269627] ? copy_net_ns+0x17c/0x770
[ 50.269964] copy_net_ns+0x321/0x770
[ 50.270312] create_new_namespaces+0x3f6/0xb30
[ 50.270737] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.271159] ksys_unshare+0x44d/0x8e0
[ 50.271484] ? __pfx_ksys_unshare+0x10/0x10
[ 50.271874] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.272343] __x64_sys_unshare+0x31/0x40
[ 50.272721] do_syscall_64+0x3f/0x90
[ 50.273062] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.273479] RIP: 0033:0x7f69168230d7
[ 50.273810] 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
[ 50.275282] RSP: 002b:00007ffebb2ff988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.275918] RAX: ffffffffffffffda RBX: 00007ffebb2fffc8 RCX: 00007f69168230d7
[ 50.276473] RDX: 00007f691688d41f RSI: 00007ffebb2ff920 RDI: 0000000040000000
[ 50.277087] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffebb2ff730
[ 50.277707] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f6916935bf0
[ 50.278294] R13: 00007ffebb2ffa60 R14: 0000000000000000 R15: 00000000000000f8
[ 50.278920]
[ 50.279126] irq event stamp: 9751
[ 50.279409] hardirqs last enabled at (9761): [] __up_console_sem+0x78/0x80
[ 50.280129] hardirqs last disabled at (9772): [] __up_console_sem+0x5d/0x80
[ 50.280844] softirqs last enabled at (9478): [] irq_exit_rcu+0x93/0xc0
[ 50.281498] softirqs last disabled at (9467): [] irq_exit_rcu+0x93/0xc0
[ 50.282222] ---[ end trace 0000000000000000 ]---
[ 50.287367] ------------[ cut here ]------------
[ 50.287811] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 50.288923] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.289634] Modules linked in:
[ 50.289902] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 50.290700] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.291344] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.291802] 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
[ 50.293260] RSP: 0018:ffff88801a417c00 EFLAGS: 00010282
[ 50.293729] RAX: 0000000000000000 RBX: ffff88800d979e40 RCX: 0000000000000000
[ 50.294322] RDX: ffff88800fa33680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 50.294923] RBP: ffff88800d979e54 R08: 0000000000000001 R09: 0000000000000000
[ 50.295483] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.296112] R13: ffffffff84e223a0 R14: ffff88800d979e48 R15: ffffffff84da62e0
[ 50.296709] FS: 0000555557484400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.297346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.297843] CR2: 00007f5d0164d6f4 CR3: 000000000e4e4000 CR4: 0000000000350ef0
[ 50.298433] Call Trace:
[ 50.298684]
[ 50.298886] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 50.299289] ipv6_frags_init_net+0x206/0x3c0
[ 50.299691] ops_init+0xbb/0x6b0
[ 50.299999] setup_net+0x3d9/0x990
[ 50.300309] ? down_read_killable+0x1d7/0x4e0
[ 50.300732] ? __pfx_setup_net+0x10/0x10
[ 50.301101] ? copy_net_ns+0x17c/0x770
[ 50.301435] copy_net_ns+0x321/0x770
[ 50.301789] create_new_namespaces+0x3f6/0xb30
[ 50.302256] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.302697] ksys_unshare+0x44d/0x8e0
[ 50.303022] ? __pfx_ksys_unshare+0x10/0x10
[ 50.303400] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.303905] __x64_sys_unshare+0x31/0x40
[ 50.304253] do_syscall_64+0x3f/0x90
[ 50.304569] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.305021] RIP: 0033:0x7f69168230d7
[ 50.305330] 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
[ 50.306790] RSP: 002b:00007ffebb2ff988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.307396] RAX: ffffffffffffffda RBX: 00007ffebb2fffc8 RCX: 00007f69168230d7
[ 50.308001] RDX: 00007f691688d41f RSI: 00007ffebb2ff920 RDI: 0000000040000000
[ 50.308566] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffebb2ff730
[ 50.309167] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f6916935bf0
[ 50.309764] R13: 00007ffebb2ffa60 R14: 0000000000000000 R15: 00000000000000f8
[ 50.310355]
[ 50.310560] irq event stamp: 11777
[ 50.310887] hardirqs last enabled at (11789): [] __up_console_sem+0x78/0x80
[ 50.311601] hardirqs last disabled at (11800): [] __up_console_sem+0x5d/0x80
[ 50.312274] softirqs last enabled at (11690): [] irq_exit_rcu+0x93/0xc0
[ 50.312963] softirqs last disabled at (11681): [] irq_exit_rcu+0x93/0xc0
[ 50.313637] ---[ end trace 0000000000000000 ]---
[ 50.314831] ------------[ cut here ]------------
[ 50.315232] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 50.316544] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.317250] Modules linked in:
[ 50.317523] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 50.318294] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.318968] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.319390] 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
[ 50.320803] RSP: 0018:ffff88801a417bf0 EFLAGS: 00010286
[ 50.321231] RAX: 0000000000000000 RBX: ffff88800d979a40 RCX: 0000000000000000
[ 50.321820] RDX: ffff88800fa33680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 50.322386] RBP: ffff88800d979a54 R08: 0000000000000001 R09: 0000000000000000
[ 50.322966] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.323535] R13: ffffffff84e223a0 R14: ffff88800d979a48 R15: ffffffff84daf020
[ 50.324149] FS: 0000555557484400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.324817] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.325289] CR2: 00007f5d0164d6f4 CR3: 000000000e4e4000 CR4: 0000000000350ef0
[ 50.325897] Call Trace:
[ 50.326150]
[ 50.326355] nf_ct_net_init+0x224/0x3d0
[ 50.326736] ? __pfx_nf_ct_net_init+0x10/0x10
[ 50.327122] ops_init+0xbb/0x6b0
[ 50.327424] setup_net+0x3d9/0x990
[ 50.327757] ? down_read_killable+0x1d7/0x4e0
[ 50.328146] ? __pfx_setup_net+0x10/0x10
[ 50.328484] ? copy_net_ns+0x17c/0x770
[ 50.328861] copy_net_ns+0x321/0x770
[ 50.329193] create_new_namespaces+0x3f6/0xb30
[ 50.329619] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.330031] ksys_unshare+0x44d/0x8e0
[ 50.330368] ? __pfx_ksys_unshare+0x10/0x10
[ 50.330764] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.331238] __x64_sys_unshare+0x31/0x40
[ 50.331615] do_syscall_64+0x3f/0x90
[ 50.331937] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.332362] RIP: 0033:0x7f69168230d7
[ 50.332700] 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
[ 50.334181] RSP: 002b:00007ffebb2ff988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.334825] RAX: ffffffffffffffda RBX: 00007ffebb2fffc8 RCX: 00007f69168230d7
[ 50.335388] RDX: 00007f691688d41f RSI: 00007ffebb2ff920 RDI: 0000000040000000
[ 50.336009] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffebb2ff730
[ 50.336567] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f6916935bf0
[ 50.337210] R13: 00007ffebb2ffa60 R14: 0000000000000000 R15: 00000000000000f8
[ 50.337813]
[ 50.338015] irq event stamp: 12567
[ 50.338307] hardirqs last enabled at (12577): [] __up_console_sem+0x78/0x80
[ 50.339015] hardirqs last disabled at (12588): [] __up_console_sem+0x5d/0x80
[ 50.339728] softirqs last enabled at (12082): [] irq_exit_rcu+0x93/0xc0
[ 50.340437] softirqs last disabled at (12059): [] irq_exit_rcu+0x93/0xc0
[ 50.341177] ---[ end trace 0000000000000000 ]---
executing program
[ 51.938462] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 53.986259] Bluetooth: hci0: command 0x041b tx timeout
[ 56.033684] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 58.082647] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
09:05:45 Registers:
info registers vcpu 0
RAX=0000000000000000 RBX=00007f69168230d7 RCX=ffffffff81008602 RDX=ffff88800fa33680
RSI=0000000000000100 RDI=0000000000000005 RBP=0000000000000001 RSP=ffff88806ce09a28
R8 =0000000000000005 R9 =0000000000000002 R10=0000000000000001 R11=00000000000b5fb3
R12=ffff88806ce09b68 R13=0000000000000000 R14=ffff88800fa33680 R15=ffff88800da8eec0
RIP=ffffffff81008602 RFL=00000246 [---Z-P-] 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 0000555557484400 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=00007f5d0164d6f4 CR3=000000000e4e4000 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=0000000000033a33 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=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=00007fde3b2b5000 CR3=000000000ebfe000 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=37e2415eda43b2a59a4e2a45ec3b54fd
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=2e34db6c5cbab2c8000000000013c028 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=25c627f1654e310a00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000200000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000