Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 30.642019] sshd (224) used greatest stack depth: 24032 bytes left
Warning: Permanently added '[localhost]:39087' (ECDSA) to the list of known hosts.
2023/05/16 18:38:50 fuzzer started
2023/05/16 18:38:50 dialing manager at localhost:35573
2023/05/16 18:38:50 checking machine...
2023/05/16 18:38:50 checking revisions...
[ 31.874695] kmemleak: Automatic memory scanning thread ended
2023/05/16 18:38:51 testing simple program...
[ 31.948589] cgroup: Unknown subsys name 'net'
[ 32.012250] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 44.597814] audit: type=1400 audit(1684262343.859:6): 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
[ 45.720718] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 45.722932] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 45.724692] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 45.727608] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 45.728962] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 45.731088] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 46.107200] ------------[ cut here ]------------
[ 46.107864] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 46.109642] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 46.110755] Modules linked in:
[ 46.111187] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 46.116983] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 46.118283] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 46.118962] 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
[ 46.121389] RSP: 0018:ffff8880201f7c00 EFLAGS: 00010282
[ 46.122074] RAX: 0000000000000000 RBX: ffff8880165f6840 RCX: 0000000000000000
[ 46.123005] RDX: ffff88800f86b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 46.123924] RBP: ffff8880165f6854 R08: 0000000000000001 R09: 0000000000000000
[ 46.124855] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 46.125822] R13: ffffffff84e223a0 R14: ffff8880165f6848 R15: ffffffff84d73340
[ 46.126757] FS: 0000555555934400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 46.127810] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 46.128581] CR2: 00007f078b6f96f4 CR3: 000000000d658000 CR4: 0000000000350ef0
[ 46.129537] Call Trace:
[ 46.129876]
[ 46.130210] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 46.130847] ipv4_frags_init_net+0x269/0x440
[ 46.131445] ops_init+0xbb/0x6b0
[ 46.131903] setup_net+0x3d9/0x990
[ 46.132393] ? down_read_killable+0x1d7/0x4e0
[ 46.132981] ? __pfx_setup_net+0x10/0x10
[ 46.133570] ? copy_net_ns+0x17c/0x770
[ 46.134091] copy_net_ns+0x321/0x770
[ 46.134619] create_new_namespaces+0x3f6/0xb30
[ 46.135246] unshare_nsproxy_namespaces+0xc1/0x200
[ 46.135879] ksys_unshare+0x44d/0x8e0
[ 46.136419] ? __pfx_ksys_unshare+0x10/0x10
[ 46.136982] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 46.137800] __x64_sys_unshare+0x31/0x40
[ 46.138366] do_syscall_64+0x3f/0x90
[ 46.138862] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 46.139568] RIP: 0033:0x7fa2b5cf80d7
[ 46.140054] 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
[ 46.142366] RSP: 002b:00007ffec5abef68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 46.143354] RAX: ffffffffffffffda RBX: 00007ffec5abf5a8 RCX: 00007fa2b5cf80d7
[ 46.144287] RDX: 00007fa2b5d6241f RSI: 00007ffec5abef00 RDI: 0000000040000000
[ 46.145214] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffec5abed10
[ 46.146196] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa2b5e0abf0
[ 46.147091] R13: 00007ffec5abf040 R14: 0000000000000000 R15: 00000000000000f8
[ 46.148038]
[ 46.148387] irq event stamp: 8097
[ 46.148833] hardirqs last enabled at (8107): [] __up_console_sem+0x78/0x80
[ 46.149970] hardirqs last disabled at (8118): [] __up_console_sem+0x5d/0x80
[ 46.151083] softirqs last enabled at (7670): [] irq_exit_rcu+0x93/0xc0
[ 46.152181] softirqs last disabled at (7615): [] irq_exit_rcu+0x93/0xc0
[ 46.153252] ---[ end trace 0000000000000000 ]---
[ 46.159230] ------------[ cut here ]------------
[ 46.159979] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 46.162236] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 46.163502] Modules linked in:
[ 46.163984] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 46.165373] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 46.166578] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 46.167392] 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
[ 46.170011] RSP: 0018:ffff8880201f7c00 EFLAGS: 00010282
[ 46.170699] RAX: 0000000000000000 RBX: ffff88800ca9d640 RCX: 0000000000000000
[ 46.171584] RDX: ffff88800f86b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 46.172463] RBP: ffff88800ca9d654 R08: 0000000000000001 R09: 0000000000000000
[ 46.173363] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 46.174244] R13: ffffffff84e223a0 R14: ffff88800ca9d648 R15: ffffffff84da62e0
[ 46.175103] FS: 0000555555934400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 46.176095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 46.176827] CR2: 00007f078b6f96f4 CR3: 000000000d658000 CR4: 0000000000350ef0
[ 46.177730] Call Trace:
[ 46.178057]
[ 46.178378] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 46.178999] ipv6_frags_init_net+0x206/0x3c0
[ 46.179584] ops_init+0xbb/0x6b0
[ 46.180028] setup_net+0x3d9/0x990
[ 46.180517] ? down_read_killable+0x1d7/0x4e0
[ 46.181089] ? __pfx_setup_net+0x10/0x10
[ 46.181656] ? copy_net_ns+0x17c/0x770
[ 46.182195] copy_net_ns+0x321/0x770
[ 46.182678] create_new_namespaces+0x3f6/0xb30
[ 46.183291] unshare_nsproxy_namespaces+0xc1/0x200
[ 46.183907] ksys_unshare+0x44d/0x8e0
[ 46.184427] ? __pfx_ksys_unshare+0x10/0x10
[ 46.184989] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 46.185770] __x64_sys_unshare+0x31/0x40
[ 46.186349] do_syscall_64+0x3f/0x90
[ 46.186861] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 46.187561] RIP: 0033:0x7fa2b5cf80d7
[ 46.188049] 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
[ 46.190362] RSP: 002b:00007ffec5abef68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 46.191345] RAX: ffffffffffffffda RBX: 00007ffec5abf5a8 RCX: 00007fa2b5cf80d7
[ 46.192286] RDX: 00007fa2b5d6241f RSI: 00007ffec5abef00 RDI: 0000000040000000
[ 46.193208] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffec5abed10
[ 46.194143] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa2b5e0abf0
[ 46.195039] R13: 00007ffec5abf040 R14: 0000000000000000 R15: 00000000000000f8
[ 46.195999]
[ 46.196340] irq event stamp: 9871
[ 46.196781] hardirqs last enabled at (9881): [] __up_console_sem+0x78/0x80
[ 46.197904] hardirqs last disabled at (9892): [] __up_console_sem+0x5d/0x80
[ 46.199021] softirqs last enabled at (9372): [] irq_exit_rcu+0x93/0xc0
[ 46.200123] softirqs last disabled at (9367): [] irq_exit_rcu+0x93/0xc0
[ 46.201223] ---[ end trace 0000000000000000 ]---
[ 46.202594] ------------[ cut here ]------------
[ 46.203231] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 46.205211] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 46.206343] Modules linked in:
[ 46.206766] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 46.207985] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 46.209058] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 46.209792] 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
[ 46.212060] RSP: 0018:ffff8880201f7bf0 EFLAGS: 00010286
[ 46.212765] RAX: 0000000000000000 RBX: ffff88800ca7fe40 RCX: 0000000000000000
[ 46.213696] RDX: ffff88800f86b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 46.214614] RBP: ffff88800ca7fe54 R08: 0000000000000001 R09: 0000000000000000
[ 46.215543] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 46.216461] R13: ffffffff84e223a0 R14: ffff88800ca7fe48 R15: ffffffff84daf020
[ 46.217395] FS: 0000555555934400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 46.218430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 46.219183] CR2: 00007f078b6f96f4 CR3: 000000000d658000 CR4: 0000000000350ef0
[ 46.220079] Call Trace:
[ 46.220456]
[ 46.220763] nf_ct_net_init+0x224/0x3d0
[ 46.221356] ? __pfx_nf_ct_net_init+0x10/0x10
[ 46.221996] ops_init+0xbb/0x6b0
[ 46.222486] setup_net+0x3d9/0x990
[ 46.222957] ? down_read_killable+0x1d7/0x4e0
[ 46.223574] ? __pfx_setup_net+0x10/0x10
[ 46.224099] ? copy_net_ns+0x17c/0x770
[ 46.224656] copy_net_ns+0x321/0x770
[ 46.225186] create_new_namespaces+0x3f6/0xb30
[ 46.225807] unshare_nsproxy_namespaces+0xc1/0x200
[ 46.226477] ksys_unshare+0x44d/0x8e0
[ 46.226986] ? __pfx_ksys_unshare+0x10/0x10
[ 46.227579] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 46.228339] __x64_sys_unshare+0x31/0x40
[ 46.228879] do_syscall_64+0x3f/0x90
[ 46.229408] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 46.230069] RIP: 0033:0x7fa2b5cf80d7
[ 46.230576] 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
[ 46.232840] RSP: 002b:00007ffec5abef68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 46.233847] RAX: ffffffffffffffda RBX: 00007ffec5abf5a8 RCX: 00007fa2b5cf80d7
[ 46.234767] RDX: 00007fa2b5d6241f RSI: 00007ffec5abef00 RDI: 0000000040000000
[ 46.235694] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffec5abed10
[ 46.236608] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa2b5e0abf0
[ 46.237540] R13: 00007ffec5abf040 R14: 0000000000000000 R15: 00000000000000f8
[ 46.238483]
[ 46.238792] irq event stamp: 10623
[ 46.239273] hardirqs last enabled at (10635): [] __up_console_sem+0x78/0x80
[ 46.240381] hardirqs last disabled at (10646): [] __up_console_sem+0x5d/0x80
[ 46.241500] softirqs last enabled at (10418): [] irq_exit_rcu+0x93/0xc0
[ 46.242536] softirqs last disabled at (10413): [] irq_exit_rcu+0x93/0xc0
[ 46.243571] ---[ end trace 0000000000000000 ]---
executing program
[ 47.744863] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 49.792798] Bluetooth: hci0: command 0x041b tx timeout
[ 51.840171] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 53.888228] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
18:39:02 Registers:
info registers vcpu 0
RAX=000000000000006d RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff8880201f75f0
R8 =0000000000000001 R9 =000000000000000a R10=000000000000006d R11=0000000000000001
R12=000000000000006d 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 0000555555934400 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=00007f078b6f96f4 CR3=000000000d658000 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=0000000000027613 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=00007f3c6e04c4f0 CR3=0000000015be8000 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=667a4c62744a20aca645b6b6400e5b19
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=095ce72c364446e8000000000013c3c8 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=e0d4af91517282ef00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020002000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000