syzkaller login: [ 42.323155] sshd (224) used greatest stack depth: 24160 bytes left
Warning: Permanently added '[localhost]:28258' (ECDSA) to the list of known hosts.
2023/05/18 08:27:53 fuzzer started
2023/05/18 08:27:53 dialing manager at localhost:44319
2023/05/18 08:27:53 checking machine...
2023/05/18 08:27:53 checking revisions...
[ 43.247752] kmemleak: Automatic memory scanning thread ended
2023/05/18 08:27:54 testing simple program...
[ 43.290368] cgroup: Unknown subsys name 'net'
[ 43.339353] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
[ 55.087357] audit: type=1400 audit(1684398485.914:6): 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
executing program
[ 56.224344] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 56.225810] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 56.227642] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 56.229803] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 56.230863] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 56.232891] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 56.458681] ------------[ cut here ]------------
[ 56.459740] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 56.461746] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 56.462999] Modules linked in:
[ 56.463567] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 56.467659] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.468342] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 56.468782] 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 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 56.470234] RSP: 0018:ffff888019effc00 EFLAGS: 00010282
[ 56.470673] RAX: 0000000000000000 RBX: ffff88800d8bb040 RCX: 0000000000000000
[ 56.471274] RDX: ffff888015a31b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 56.471845] RBP: ffff88800d8bb054 R08: 0000000000000001 R09: 0000000000000000
[ 56.472436] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 56.473011] R13: ffffffff84e23fe0 R14: ffff88800d8bb048 R15: ffffffff84d74dc0
[ 56.473606] FS: 000055555626a400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 56.474269] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.474736] CR2: 00007fd48fdb06f4 CR3: 0000000018b92000 CR4: 0000000000350ee0
[ 56.475223] Call Trace:
[ 56.475430]
[ 56.475595] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 56.476052] ipv4_frags_init_net+0x269/0x440
[ 56.476545] ops_init+0xbb/0x6b0
[ 56.476908] setup_net+0x3d9/0x990
[ 56.477305] ? down_read_killable+0x1d7/0x4e0
[ 56.477768] ? __pfx_setup_net+0x10/0x10
[ 56.478178] ? copy_net_ns+0x17c/0x770
[ 56.478632] copy_net_ns+0x321/0x770
[ 56.479026] create_new_namespaces+0x3f6/0xb30
[ 56.479551] unshare_nsproxy_namespaces+0xc1/0x200
[ 56.480050] ksys_unshare+0x44d/0x8e0
[ 56.480477] ? __pfx_ksys_unshare+0x10/0x10
[ 56.480920] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 56.481542] __x64_sys_unshare+0x31/0x40
[ 56.481961] do_syscall_64+0x3f/0x90
[ 56.482384] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 56.482915] RIP: 0033:0x7f53bb1e10d7
[ 56.483364] 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
[ 56.484651] RSP: 002b:00007ffe72ae5508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 56.485147] RAX: ffffffffffffffda RBX: 00007ffe72ae5b48 RCX: 00007f53bb1e10d7
[ 56.485633] RDX: 00007f53bb24b41f RSI: 00007ffe72ae54a0 RDI: 0000000040000000
[ 56.486092] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe72ae52b0
[ 56.486574] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f53bb2f3bf0
[ 56.487036] R13: 00007ffe72ae55e0 R14: 0000000000000000 R15: 00000000000000f8
[ 56.487539]
[ 56.487701] irq event stamp: 8393
[ 56.487925] hardirqs last enabled at (8403): [] __up_console_sem+0x78/0x80
[ 56.488478] hardirqs last disabled at (8414): [] __up_console_sem+0x5d/0x80
[ 56.489011] softirqs last enabled at (7892): [] irq_exit_rcu+0x93/0xc0
[ 56.489553] softirqs last disabled at (7789): [] irq_exit_rcu+0x93/0xc0
[ 56.490070] ---[ end trace 0000000000000000 ]---
[ 56.493387] ------------[ cut here ]------------
[ 56.493729] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 56.494644] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 56.495240] Modules linked in:
[ 56.495465] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 56.496068] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.496623] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 56.496976] 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 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 56.498163] RSP: 0018:ffff888019effc00 EFLAGS: 00010282
[ 56.498532] RAX: 0000000000000000 RBX: ffff88800c637c40 RCX: 0000000000000000
[ 56.498992] RDX: ffff888015a31b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 56.499487] RBP: ffff88800c637c54 R08: 0000000000000001 R09: 0000000000000000
[ 56.499946] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 56.500435] R13: ffffffff84e23fe0 R14: ffff88800c637c48 R15: ffffffff84da7d60
[ 56.500902] FS: 000055555626a400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 56.501441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.501833] CR2: 00007fd48fdb06f4 CR3: 0000000018b92000 CR4: 0000000000350ee0
[ 56.502323] Call Trace:
[ 56.502501]
[ 56.502663] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 56.502996] ipv6_frags_init_net+0x206/0x3c0
[ 56.503346] ops_init+0xbb/0x6b0
[ 56.503589] setup_net+0x3d9/0x990
[ 56.503832] ? down_read_killable+0x1d7/0x4e0
[ 56.504142] ? __pfx_setup_net+0x10/0x10
[ 56.504440] ? copy_net_ns+0x17c/0x770
[ 56.504712] copy_net_ns+0x321/0x770
[ 56.504975] create_new_namespaces+0x3f6/0xb30
[ 56.505313] unshare_nsproxy_namespaces+0xc1/0x200
[ 56.505648] ksys_unshare+0x44d/0x8e0
[ 56.505908] ? __pfx_ksys_unshare+0x10/0x10
[ 56.506221] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 56.506608] __x64_sys_unshare+0x31/0x40
[ 56.506894] do_syscall_64+0x3f/0x90
[ 56.507151] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 56.507534] RIP: 0033:0x7f53bb1e10d7
[ 56.507783] 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
[ 56.508955] RSP: 002b:00007ffe72ae5508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 56.509473] RAX: ffffffffffffffda RBX: 00007ffe72ae5b48 RCX: 00007f53bb1e10d7
[ 56.509937] RDX: 00007f53bb24b41f RSI: 00007ffe72ae54a0 RDI: 0000000040000000
[ 56.510421] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe72ae52b0
[ 56.510887] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f53bb2f3bf0
[ 56.511395] R13: 00007ffe72ae55e0 R14: 0000000000000000 R15: 00000000000000f8
[ 56.511866]
[ 56.512028] irq event stamp: 10233
[ 56.512298] hardirqs last enabled at (10255): [] __up_console_sem+0x78/0x80
[ 56.512859] hardirqs last disabled at (10264): [] __up_console_sem+0x5d/0x80
[ 56.513446] softirqs last enabled at (10278): [] irq_exit_rcu+0x93/0xc0
[ 56.513993] softirqs last disabled at (10273): [] irq_exit_rcu+0x93/0xc0
[ 56.514561] ---[ end trace 0000000000000000 ]---
[ 56.515389] ------------[ cut here ]------------
[ 56.515706] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 56.516747] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 56.517350] Modules linked in:
[ 56.517572] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 56.518175] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.518724] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 56.519074] 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 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 56.520280] RSP: 0018:ffff888019effbf0 EFLAGS: 00010286
[ 56.520635] RAX: 0000000000000000 RBX: ffff88800c636240 RCX: 0000000000000000
[ 56.521097] RDX: ffff888015a31b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 56.521581] RBP: ffff88800c636254 R08: 0000000000000001 R09: 0000000000000000
[ 56.522043] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 56.522528] R13: ffffffff84e23fe0 R14: ffff88800c636248 R15: ffffffff84db0aa0
[ 56.522991] FS: 000055555626a400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 56.523533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.523917] CR2: 00007fd48fdb06f4 CR3: 0000000018b92000 CR4: 0000000000350ee0
[ 56.524404] Call Trace:
[ 56.524580]
[ 56.524740] nf_ct_net_init+0x224/0x3d0
[ 56.525020] ? __pfx_nf_ct_net_init+0x10/0x10
[ 56.525357] ops_init+0xbb/0x6b0
[ 56.525600] setup_net+0x3d9/0x990
[ 56.525851] ? down_read_killable+0x1d7/0x4e0
[ 56.526158] ? __pfx_setup_net+0x10/0x10
[ 56.526463] ? copy_net_ns+0x17c/0x770
[ 56.526735] copy_net_ns+0x321/0x770
[ 56.526993] create_new_namespaces+0x3f6/0xb30
[ 56.527335] unshare_nsproxy_namespaces+0xc1/0x200
[ 56.527666] ksys_unshare+0x44d/0x8e0
[ 56.527927] ? __pfx_ksys_unshare+0x10/0x10
[ 56.528245] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 56.528633] __x64_sys_unshare+0x31/0x40
[ 56.528919] do_syscall_64+0x3f/0x90
[ 56.529173] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 56.529544] RIP: 0033:0x7f53bb1e10d7
[ 56.529797] 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
[ 56.530974] RSP: 002b:00007ffe72ae5508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 56.531517] RAX: ffffffffffffffda RBX: 00007ffe72ae5b48 RCX: 00007f53bb1e10d7
[ 56.531978] RDX: 00007f53bb24b41f RSI: 00007ffe72ae54a0 RDI: 0000000040000000
[ 56.532470] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe72ae52b0
[ 56.532942] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f53bb2f3bf0
[ 56.533422] R13: 00007ffe72ae55e0 R14: 0000000000000000 R15: 00000000000000f8
[ 56.533903]
[ 56.534064] irq event stamp: 11049
[ 56.534318] hardirqs last enabled at (11061): [] __up_console_sem+0x78/0x80
[ 56.534888] hardirqs last disabled at (11070): [] __up_console_sem+0x5d/0x80
[ 56.535468] softirqs last enabled at (10574): [] irq_exit_rcu+0x93/0xc0
[ 56.535994] softirqs last disabled at (10557): [] irq_exit_rcu+0x93/0xc0
[ 56.536537] ---[ end trace 0000000000000000 ]---
executing program
[ 58.249184] Bluetooth: hci0: command 0x0409 tx timeout
[ 60.296302] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 62.344291] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 64.392375] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
08:28:07 Registers:
info registers vcpu 0
RAX=000000000002fdb5 RBX=0000000000000000 RCX=ffffffff844d0a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffffffff85407e10
R8 =0000000000000001 R9 =ffffed100d9c69f8 R10=ffff88806ce34fc3 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffffffff0a80fc7 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844d199f 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=00007f107d57f178 CR3=000000000ec40000 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=d1ce348a921a6a861746a378a6e49b71
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=a3d82e687a94a40a000000000013cd38 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=734f168834650e7900000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff888019eff5f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 R13=ffffffff87f2dbc0 R14=0000000000000010 R15=ffffffff82507f70
RIP=ffffffff82507fdd 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 000055555626a400 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=00007fd48fdb06f4 CR3=0000000018b92000 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