Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 34.398733] sshd (217) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:43584' (ECDSA) to the list of known hosts.
2023/05/17 11:07:37 fuzzer started
2023/05/17 11:07:38 dialing manager at localhost:44319
2023/05/17 11:07:38 checking machine...
2023/05/17 11:07:38 checking revisions...
[ 35.788804] kmemleak: Automatic memory scanning thread ended
2023/05/17 11:07:38 testing simple program...
[ 35.857625] cgroup: Unknown subsys name 'net'
[ 35.935607] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
[ 46.631316] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
[ 46.818746] audit: type=1400 audit(1684321669.186:6): 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
executing program
[ 47.942298] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 47.945149] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 47.946608] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 47.950105] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 47.951701] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 47.953139] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 48.346615] ------------[ cut here ]------------
[ 48.347384] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 48.349189] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 48.350497] Modules linked in:
[ 48.351143] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 48.356604] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.357726] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 48.358474] 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
[ 48.360915] RSP: 0018:ffff8880205bfc00 EFLAGS: 00010282
[ 48.361634] RAX: 0000000000000000 RBX: ffff888015bc2840 RCX: 0000000000000000
[ 48.362652] RDX: ffff888017c351c0 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 48.363650] RBP: ffff888015bc2854 R08: 0000000000000001 R09: 0000000000000000
[ 48.364637] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 48.365637] R13: ffffffff84e23fe0 R14: ffff888015bc2848 R15: ffffffff84d74dc0
[ 48.366635] FS: 0000555555d88400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 48.367767] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.368590] CR2: 00007f59151ff6f4 CR3: 0000000016936000 CR4: 0000000000350ef0
[ 48.369589] Call Trace:
[ 48.369998]
[ 48.370330] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 48.371053] ipv4_frags_init_net+0x269/0x440
[ 48.371677] ops_init+0xbb/0x6b0
[ 48.372203] setup_net+0x3d9/0x990
[ 48.372710] ? down_read_killable+0x1d7/0x4e0
[ 48.373371] ? __pfx_setup_net+0x10/0x10
[ 48.373974] ? copy_net_ns+0x17c/0x770
[ 48.374535] copy_net_ns+0x321/0x770
[ 48.375125] create_new_namespaces+0x3f6/0xb30
[ 48.375778] unshare_nsproxy_namespaces+0xc1/0x200
[ 48.376500] ksys_unshare+0x44d/0x8e0
[ 48.377073] ? __pfx_ksys_unshare+0x10/0x10
[ 48.377677] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 48.378505] __x64_sys_unshare+0x31/0x40
[ 48.379133] do_syscall_64+0x3f/0x90
[ 48.379665] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 48.380417] RIP: 0033:0x7fd428d7c0d7
[ 48.380970] 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
[ 48.383400] RSP: 002b:00007ffd202813f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 48.384439] RAX: ffffffffffffffda RBX: 00007ffd20281a38 RCX: 00007fd428d7c0d7
[ 48.385430] RDX: 00007fd428de641f RSI: 00007ffd20281390 RDI: 0000000040000000
[ 48.386417] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd202811a0
[ 48.387377] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fd428e8ebf0
[ 48.388313] R13: 00007ffd202814d0 R14: 0000000000000000 R15: 00000000000000f8
[ 48.389283]
[ 48.389609] irq event stamp: 8259
[ 48.390103] hardirqs last enabled at (8271): [] __up_console_sem+0x78/0x80
[ 48.391236] hardirqs last disabled at (8282): [] __up_console_sem+0x5d/0x80
[ 48.392403] softirqs last enabled at (8120): [] irq_exit_rcu+0x93/0xc0
[ 48.393500] softirqs last disabled at (8111): [] irq_exit_rcu+0x93/0xc0
[ 48.394583] ---[ end trace 0000000000000000 ]---
[ 48.400813] ------------[ cut here ]------------
[ 48.401525] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 48.403301] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 48.404428] Modules linked in:
[ 48.404902] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 48.406127] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.407224] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 48.407939] 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
[ 48.410273] RSP: 0018:ffff8880205bfc00 EFLAGS: 00010282
[ 48.411028] RAX: 0000000000000000 RBX: ffff88800df78640 RCX: 0000000000000000
[ 48.412019] RDX: ffff888017c351c0 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 48.413003] RBP: ffff88800df78654 R08: 0000000000000001 R09: 0000000000000000
[ 48.413989] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 48.414997] R13: ffffffff84e23fe0 R14: ffff88800df78648 R15: ffffffff84da7d60
[ 48.415989] FS: 0000555555d88400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 48.417098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.417918] CR2: 00007f59151ff6f4 CR3: 0000000016936000 CR4: 0000000000350ef0
[ 48.418912] Call Trace:
[ 48.419272]
[ 48.419613] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 48.420332] ipv6_frags_init_net+0x206/0x3c0
[ 48.420977] ops_init+0xbb/0x6b0
[ 48.421470] setup_net+0x3d9/0x990
[ 48.422010] ? down_read_killable+0x1d7/0x4e0
[ 48.422639] ? __pfx_setup_net+0x10/0x10
[ 48.423255] ? copy_net_ns+0x17c/0x770
[ 48.423816] copy_net_ns+0x321/0x770
[ 48.424389] create_new_namespaces+0x3f6/0xb30
[ 48.425081] unshare_nsproxy_namespaces+0xc1/0x200
[ 48.425771] ksys_unshare+0x44d/0x8e0
[ 48.426359] ? __pfx_ksys_unshare+0x10/0x10
[ 48.427010] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 48.427814] __x64_sys_unshare+0x31/0x40
[ 48.428424] do_syscall_64+0x3f/0x90
[ 48.428990] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 48.429708] RIP: 0033:0x7fd428d7c0d7
[ 48.430251] 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
[ 48.432661] RSP: 002b:00007ffd202813f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 48.433720] RAX: ffffffffffffffda RBX: 00007ffd20281a38 RCX: 00007fd428d7c0d7
[ 48.434698] RDX: 00007fd428de641f RSI: 00007ffd20281390 RDI: 0000000040000000
[ 48.435712] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd202811a0
[ 48.436692] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fd428e8ebf0
[ 48.437664] R13: 00007ffd202814d0 R14: 0000000000000000 R15: 00000000000000f8
[ 48.438658]
[ 48.439026] irq event stamp: 9937
[ 48.439491] hardirqs last enabled at (9947): [] __up_console_sem+0x78/0x80
[ 48.440666] hardirqs last disabled at (9958): [] __up_console_sem+0x5d/0x80
[ 48.441825] softirqs last enabled at (9410): [] irq_exit_rcu+0x93/0xc0
[ 48.442992] softirqs last disabled at (9387): [] irq_exit_rcu+0x93/0xc0
[ 48.444124] ---[ end trace 0000000000000000 ]---
[ 48.445663] ------------[ cut here ]------------
[ 48.446341] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 48.448697] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 48.449824] Modules linked in:
[ 48.450274] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 48.451514] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.452613] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 48.453320] 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
[ 48.455652] RSP: 0018:ffff8880205bfbf0 EFLAGS: 00010286
[ 48.456364] RAX: 0000000000000000 RBX: ffff88800df78c40 RCX: 0000000000000000
[ 48.457286] RDX: ffff888017c351c0 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 48.458215] RBP: ffff88800df78c54 R08: 0000000000000001 R09: 0000000000000000
[ 48.459166] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 48.460091] R13: ffffffff84e23fe0 R14: ffff88800df78c48 R15: ffffffff84db0aa0
[ 48.461025] FS: 0000555555d88400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 48.462066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.462821] CR2: 00007f59151ff6f4 CR3: 0000000016936000 CR4: 0000000000350ef0
[ 48.463747] Call Trace:
[ 48.464124]
[ 48.464437] nf_ct_net_init+0x224/0x3d0
[ 48.465010] ? __pfx_nf_ct_net_init+0x10/0x10
[ 48.465605] ops_init+0xbb/0x6b0
[ 48.466106] setup_net+0x3d9/0x990
[ 48.466586] ? down_read_killable+0x1d7/0x4e0
[ 48.467223] ? __pfx_setup_net+0x10/0x10
[ 48.467766] ? copy_net_ns+0x17c/0x770
[ 48.468325] copy_net_ns+0x321/0x770
[ 48.468835] create_new_namespaces+0x3f6/0xb30
[ 48.469480] unshare_nsproxy_namespaces+0xc1/0x200
[ 48.470160] ksys_unshare+0x44d/0x8e0
[ 48.470672] ? __pfx_ksys_unshare+0x10/0x10
[ 48.471293] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 48.472065] __x64_sys_unshare+0x31/0x40
[ 48.472605] do_syscall_64+0x3f/0x90
[ 48.473152] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 48.473834] RIP: 0033:0x7fd428d7c0d7
[ 48.474352] 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
[ 48.476640] RSP: 002b:00007ffd202813f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 48.477623] RAX: ffffffffffffffda RBX: 00007ffd20281a38 RCX: 00007fd428d7c0d7
[ 48.478559] RDX: 00007fd428de641f RSI: 00007ffd20281390 RDI: 0000000040000000
[ 48.479519] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd202811a0
[ 48.480474] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fd428e8ebf0
[ 48.481354] R13: 00007ffd202814d0 R14: 0000000000000000 R15: 00000000000000f8
[ 48.482315]
[ 48.482632] irq event stamp: 10705
[ 48.483140] hardirqs last enabled at (10727): [] __up_console_sem+0x78/0x80
[ 48.484244] hardirqs last disabled at (10738): [] __up_console_sem+0x5d/0x80
[ 48.485350] softirqs last enabled at (10722): [] irq_exit_rcu+0x93/0xc0
[ 48.486420] softirqs last disabled at (10713): [] irq_exit_rcu+0x93/0xc0
[ 48.487502] ---[ end trace 0000000000000000 ]---
[ 49.963547] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 52.011453] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 54.058960] Bluetooth: hci0: command 0x040f tx timeout
[ 56.106953] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
11:07:50 Registers:
info registers vcpu 0
RAX=000000000000006d RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff8880205bf5f0
R8 =0000000000000001 R9 =000000000000000a R10=000000000000006d R11=0000000000000001
R12=000000000000006d 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 0000555555d88400 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=00007f59151ff6f4 CR3=0000000016936000 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=0000000000023685 RBX=0000000000000001 RCX=ffffffff844d0a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffff888008dcfe70
R8 =0000000000000001 R9 =ffffed100d9e69f8 R10=ffff88806cf34fc3 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffff110011b9fd3 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 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=00007fcd6a7f3030 CR3=000000000e250000 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=2030353a37303a31312037312079614d XMM01=5d3334313135332e38342020205b203a
XMM02=75636578652d7a7973203a6d6d6f4320 XMM03=20202020202020572020202020202020
XMM04=6e2d3263722d302e342e362020202020 XMM05=3a6465746e69615420302e726f747563
XMM06=32203a4449502030203a555043205d33 XMM07=6e72656b2072656c6c616b7a79732030
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000