Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 99.736778] sshd (217) used greatest stack depth: 24160 bytes left
Warning: Permanently added '[localhost]:62970' (ECDSA) to the list of known hosts.
2023/05/16 14:31:03 fuzzer started
2023/05/16 14:31:04 dialing manager at localhost:35573
2023/05/16 14:31:04 checking machine...
2023/05/16 14:31:04 checking revisions...
[ 101.835227] kmemleak: Automatic memory scanning thread ended
2023/05/16 14:31:04 testing simple program...
[ 101.912419] cgroup: Unknown subsys name 'net'
[ 102.001729] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 115.121459] audit: type=1400 audit(1684247477.538:6): 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
[ 116.215674] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 116.219115] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 116.221094] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 116.225180] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 116.227120] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 116.229866] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 116.641718] ------------[ cut here ]------------
[ 116.642516] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 116.644859] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 116.646114] Modules linked in:
[ 116.646535] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W L 6.4.0-rc2-next-20230516 #1
[ 116.651106] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 116.652134] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 116.652772] 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
[ 116.654965] RSP: 0018:ffff888016a57c00 EFLAGS: 00010282
[ 116.655655] RAX: 0000000000000000 RBX: ffff88800f01fc40 RCX: 0000000000000000
[ 116.656543] RDX: ffff88801c9b51c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 116.657430] RBP: ffff88800f01fc54 R08: 0000000000000001 R09: 0000000000000000
[ 116.658314] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 116.659198] R13: ffffffff84e223a0 R14: ffff88800f01fc48 R15: ffffffff84d73340
[ 116.660086] FS: 0000555556540400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 116.661078] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 116.661786] CR2: 00007fd4d25e66f4 CR3: 0000000015bb6000 CR4: 0000000000350ef0
[ 116.662681] Call Trace:
[ 116.663041]
[ 116.663337] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 116.663938] ipv4_frags_init_net+0x269/0x440
[ 116.664532] ops_init+0xbb/0x6b0
[ 116.664977] setup_net+0x3d9/0x990
[ 116.665489] ? down_read_killable+0x1d7/0x4e0
[ 116.666091] ? __pfx_setup_net+0x10/0x10
[ 116.666596] ? copy_net_ns+0x17c/0x770
[ 116.667137] copy_net_ns+0x321/0x770
[ 116.667613] create_new_namespaces+0x3f6/0xb30
[ 116.668232] unshare_nsproxy_namespaces+0xc1/0x200
[ 116.668848] ksys_unshare+0x44d/0x8e0
[ 116.669386] ? __pfx_ksys_unshare+0x10/0x10
[ 116.669931] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 116.670665] __x64_sys_unshare+0x31/0x40
[ 116.671213] do_syscall_64+0x3f/0x90
[ 116.671691] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 116.672357] RIP: 0033:0x7f7592d140d7
[ 116.672821] 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
[ 116.674991] RSP: 002b:00007fff7feecea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 116.675926] RAX: ffffffffffffffda RBX: 00007fff7feed4e8 RCX: 00007f7592d140d7
[ 116.676809] RDX: 00007f7592d7e41f RSI: 00007fff7feece40 RDI: 0000000040000000
[ 116.677723] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff7feecc50
[ 116.678604] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f7592e26bf0
[ 116.679484] R13: 00007fff7feecf80 R14: 0000000000000000 R15: 00000000000000f8
[ 116.680394]
[ 116.680698] irq event stamp: 8595
[ 116.681160] hardirqs last enabled at (8607): [] __up_console_sem+0x78/0x80
[ 116.682210] hardirqs last disabled at (8618): [] __up_console_sem+0x5d/0x80
[ 116.683277] softirqs last enabled at (8510): [] irq_exit_rcu+0x93/0xc0
[ 116.684308] softirqs last disabled at (8505): [] irq_exit_rcu+0x93/0xc0
[ 116.685359] ---[ end trace 0000000000000000 ]---
executing program
[ 116.691758] ------------[ cut here ]------------
[ 116.692483] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 116.694314] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 116.695365] Modules linked in:
[ 116.695781] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W L 6.4.0-rc2-next-20230516 #1
[ 116.696952] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 116.697985] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 116.698652] 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
[ 116.700856] RSP: 0018:ffff888016a57c00 EFLAGS: 00010282
[ 116.701556] RAX: 0000000000000000 RBX: ffff88800f572c40 RCX: 0000000000000000
[ 116.702460] RDX: ffff88801c9b51c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 116.703353] RBP: ffff88800f572c54 R08: 0000000000000001 R09: 0000000000000000
[ 116.704239] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 116.705137] R13: ffffffff84e223a0 R14: ffff88800f572c48 R15: ffffffff84da62e0
[ 116.706045] FS: 0000555556540400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 116.707043] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 116.707751] CR2: 00007fd4d25e66f4 CR3: 0000000015bb6000 CR4: 0000000000350ef0
[ 116.708632] Call Trace:
[ 116.708959]
[ 116.709295] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 116.709910] ipv6_frags_init_net+0x206/0x3c0
[ 116.710495] ops_init+0xbb/0x6b0
[ 116.710938] setup_net+0x3d9/0x990
[ 116.711426] ? down_read_killable+0x1d7/0x4e0
[ 116.711991] ? __pfx_setup_net+0x10/0x10
[ 116.712532] ? copy_net_ns+0x17c/0x770
[ 116.713078] copy_net_ns+0x321/0x770
[ 116.713565] create_new_namespaces+0x3f6/0xb30
[ 116.714185] unshare_nsproxy_namespaces+0xc1/0x200
[ 116.714800] ksys_unshare+0x44d/0x8e0
[ 116.715328] ? __pfx_ksys_unshare+0x10/0x10
[ 116.715880] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 116.716611] __x64_sys_unshare+0x31/0x40
[ 116.717172] do_syscall_64+0x3f/0x90
[ 116.717645] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 116.718335] RIP: 0033:0x7f7592d140d7
[ 116.718807] 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
[ 116.720996] RSP: 002b:00007fff7feecea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 116.721964] RAX: ffffffffffffffda RBX: 00007fff7feed4e8 RCX: 00007f7592d140d7
[ 116.722861] RDX: 00007f7592d7e41f RSI: 00007fff7feece40 RDI: 0000000040000000
[ 116.723776] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff7feecc50
[ 116.724693] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f7592e26bf0
[ 116.725591] R13: 00007fff7feecf80 R14: 0000000000000000 R15: 00000000000000f8
[ 116.726512]
[ 116.726811] irq event stamp: 10925
[ 116.727280] hardirqs last enabled at (10937): [] __up_console_sem+0x78/0x80
[ 116.728355] hardirqs last disabled at (10948): [] __up_console_sem+0x5d/0x80
[ 116.729432] softirqs last enabled at (10526): [] irq_exit_rcu+0x93/0xc0
[ 116.730474] softirqs last disabled at (10517): [] irq_exit_rcu+0x93/0xc0
[ 116.731508] ---[ end trace 0000000000000000 ]---
[ 116.732872] ------------[ cut here ]------------
[ 116.733537] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 116.735562] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 116.736622] Modules linked in:
[ 116.737081] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W L 6.4.0-rc2-next-20230516 #1
[ 116.738248] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 116.739261] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 116.739900] 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
[ 116.742074] RSP: 0018:ffff888016a57bf0 EFLAGS: 00010286
[ 116.742738] RAX: 0000000000000000 RBX: ffff88800f6bc240 RCX: 0000000000000000
[ 116.743620] RDX: ffff88801c9b51c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 116.744511] RBP: ffff88800f6bc254 R08: 0000000000000001 R09: 0000000000000000
[ 116.745424] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 116.746315] R13: ffffffff84e223a0 R14: ffff88800f6bc248 R15: ffffffff84daf020
[ 116.747209] FS: 0000555556540400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 116.748199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 116.748909] CR2: 00007fd4d25e66f4 CR3: 0000000015bb6000 CR4: 0000000000350ef0
[ 116.749816] Call Trace:
[ 116.750177]
[ 116.750475] nf_ct_net_init+0x224/0x3d0
[ 116.750985] ? __pfx_nf_ct_net_init+0x10/0x10
[ 116.751592] ops_init+0xbb/0x6b0
[ 116.752062] setup_net+0x3d9/0x990
[ 116.752528] ? down_read_killable+0x1d7/0x4e0
[ 116.753144] ? __pfx_setup_net+0x10/0x10
[ 116.753653] ? copy_net_ns+0x17c/0x770
[ 116.754190] copy_net_ns+0x321/0x770
[ 116.754671] create_new_namespaces+0x3f6/0xb30
[ 116.755284] unshare_nsproxy_namespaces+0xc1/0x200
[ 116.755901] ksys_unshare+0x44d/0x8e0
[ 116.756422] ? __pfx_ksys_unshare+0x10/0x10
[ 116.756966] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 116.757724] __x64_sys_unshare+0x31/0x40
[ 116.758302] do_syscall_64+0x3f/0x90
[ 116.758787] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 116.759465] RIP: 0033:0x7f7592d140d7
[ 116.759930] 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
[ 116.762107] RSP: 002b:00007fff7feecea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 116.763060] RAX: ffffffffffffffda RBX: 00007fff7feed4e8 RCX: 00007f7592d140d7
[ 116.763916] RDX: 00007f7592d7e41f RSI: 00007fff7feece40 RDI: 0000000040000000
[ 116.764803] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff7feecc50
[ 116.765697] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f7592e26bf0
[ 116.766582] R13: 00007fff7feecf80 R14: 0000000000000000 R15: 00000000000000f8
[ 116.767494]
[ 116.767795] irq event stamp: 11759
[ 116.768271] hardirqs last enabled at (11771): [] __up_console_sem+0x78/0x80
[ 116.769348] hardirqs last disabled at (11782): [] __up_console_sem+0x5d/0x80
[ 116.770416] softirqs last enabled at (11624): [] irq_exit_rcu+0x93/0xc0
[ 116.771466] softirqs last disabled at (11619): [] irq_exit_rcu+0x93/0xc0
[ 116.772495] ---[ end trace 0000000000000000 ]---
[ 118.294673] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 120.342216] Bluetooth: hci0: command 0x041b tx timeout
[ 122.390207] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 124.438098] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
14:30:13 Registers:
info registers vcpu 0
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff888016a575f0
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 0000555556540400 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=00007fd4d25e66f4 CR3=0000000015bb6000 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=00000000000942bf 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=00007f3261e4f9f0 CR3=000000000ed46000 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=9ffa10d6386cd9a71345642f93f285b1
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=d1971123598d3ec80000000000141200 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=1573cae6c090e29300000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000