syzkaller login: [ 47.609133] sshd (211) used greatest stack depth: 23736 bytes left
Warning: Permanently added '[localhost]:45079' (ECDSA) to the list of known hosts.
2023/05/17 16:43:12 fuzzer started
2023/05/17 16:43:12 dialing manager at localhost:44319
2023/05/17 16:43:12 checking machine...
2023/05/17 16:43:12 checking revisions...
[ 53.314735] kmemleak: Automatic memory scanning thread ended
2023/05/17 16:43:12 testing simple program...
[ 53.388544] cgroup: Unknown subsys name 'net'
[ 53.464614] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 66.710613] audit: type=1400 audit(1684341806.164:6): avc: denied { execmem } for pid=260 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 67.842585] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 67.844940] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 67.846295] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 67.849245] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 67.851193] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 67.852532] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 68.234915] ------------[ cut here ]------------
[ 68.235561] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 68.237239] WARNING: CPU: 0 PID: 261 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 68.238349] Modules linked in:
[ 68.238800] CPU: 0 PID: 261 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 68.243605] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 68.244836] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 68.245509] 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
[ 68.247931] RSP: 0018:ffff88801de27c00 EFLAGS: 00010282
[ 68.248603] RAX: 0000000000000000 RBX: ffff88800eaaf840 RCX: 0000000000000000
[ 68.249839] RDX: ffff88801819d1c0 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 68.250870] RBP: ffff88800eaaf854 R08: 0000000000000001 R09: 0000000000000000
[ 68.251879] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 68.252824] R13: ffffffff84e23fe0 R14: ffff88800eaaf848 R15: ffffffff84d74dc0
[ 68.253756] FS: 0000555556319400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 68.254827] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 68.255570] CR2: 00007fbdceafe6f4 CR3: 000000001a5a6000 CR4: 0000000000350ef0
[ 68.256506] Call Trace:
[ 68.256879]
[ 68.257184] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 68.257854] ipv4_frags_init_net+0x269/0x440
[ 68.258429] ops_init+0xbb/0x6b0
[ 68.258948] setup_net+0x3d9/0x990
[ 68.259418] ? down_read_killable+0x1d7/0x4e0
[ 68.260070] ? __pfx_setup_net+0x10/0x10
[ 68.260595] ? copy_net_ns+0x17c/0x770
[ 68.261155] copy_net_ns+0x321/0x770
[ 68.261693] create_new_namespaces+0x3f6/0xb30
[ 68.262305] unshare_nsproxy_namespaces+0xc1/0x200
[ 68.262986] ksys_unshare+0x44d/0x8e0
[ 68.263496] ? __pfx_ksys_unshare+0x10/0x10
[ 68.264098] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 68.264870] __x64_sys_unshare+0x31/0x40
[ 68.265406] do_syscall_64+0x3f/0x90
[ 68.265931] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 68.266605] RIP: 0033:0x7f68acf870d7
[ 68.267138] 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
[ 68.269395] RSP: 002b:00007ffc7f9f3ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 68.270382] RAX: ffffffffffffffda RBX: 00007ffc7f9f42e8 RCX: 00007f68acf870d7
[ 68.271312] RDX: 00007f68acff141f RSI: 00007ffc7f9f3c40 RDI: 0000000040000000
[ 68.272242] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc7f9f3a50
[ 68.273164] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f68ad099bf0
[ 68.274094] R13: 00007ffc7f9f3d80 R14: 0000000000000000 R15: 00000000000000f8
[ 68.275059]
[ 68.275374] irq event stamp: 9217
[ 68.275852] hardirqs last enabled at (9229): [] __up_console_sem+0x78/0x80
[ 68.276947] hardirqs last disabled at (9240): [] __up_console_sem+0x5d/0x80
[ 68.278043] softirqs last enabled at (8978): [] irq_exit_rcu+0x93/0xc0
[ 68.279133] softirqs last disabled at (8973): [] irq_exit_rcu+0x93/0xc0
[ 68.280195] ---[ end trace 0000000000000000 ]---
[ 68.285531] ------------[ cut here ]------------
[ 68.286177] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 68.287934] WARNING: CPU: 0 PID: 261 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 68.289044] Modules linked in:
[ 68.289467] CPU: 0 PID: 261 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 68.290674] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 68.291752] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 68.292425] 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
[ 68.294692] RSP: 0018:ffff88801de27c00 EFLAGS: 00010282
[ 68.295398] RAX: 0000000000000000 RBX: ffff888013675c40 RCX: 0000000000000000
[ 68.296315] RDX: ffff88801819d1c0 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 68.297244] RBP: ffff888013675c54 R08: 0000000000000001 R09: 0000000000000000
[ 68.298183] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 68.299121] R13: ffffffff84e23fe0 R14: ffff888013675c48 R15: ffffffff84da7d60
[ 68.300056] FS: 0000555556319400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 68.301086] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 68.301868] CR2: 00007fbdceafe6f4 CR3: 000000001a5a6000 CR4: 0000000000350ef0
[ 68.302797] Call Trace:
[ 68.303131]
[ 68.303440] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 68.304114] ipv6_frags_init_net+0x206/0x3c0
[ 68.304728] ops_init+0xbb/0x6b0
[ 68.305187] setup_net+0x3d9/0x990
[ 68.305697] ? down_read_killable+0x1d7/0x4e0
[ 68.306286] ? __pfx_setup_net+0x10/0x10
[ 68.306870] ? copy_net_ns+0x17c/0x770
[ 68.307386] copy_net_ns+0x321/0x770
[ 68.307906] create_new_namespaces+0x3f6/0xb30
[ 68.308486] unshare_nsproxy_namespaces+0xc1/0x200
[ 68.309138] ksys_unshare+0x44d/0x8e0
[ 68.309643] ? __pfx_ksys_unshare+0x10/0x10
[ 68.310222] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 68.310981] __x64_sys_unshare+0x31/0x40
[ 68.311507] do_syscall_64+0x3f/0x90
[ 68.312018] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 68.312685] RIP: 0033:0x7f68acf870d7
[ 68.313146] 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
[ 68.315326] RSP: 002b:00007ffc7f9f3ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 68.316283] RAX: ffffffffffffffda RBX: 00007ffc7f9f42e8 RCX: 00007f68acf870d7
[ 68.317186] RDX: 00007f68acff141f RSI: 00007ffc7f9f3c40 RDI: 0000000040000000
[ 68.318070] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc7f9f3a50
[ 68.318974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f68ad099bf0
[ 68.319864] R13: 00007ffc7f9f3d80 R14: 0000000000000000 R15: 00000000000000f8
[ 68.320788]
[ 68.321092] irq event stamp: 11201
[ 68.321521] hardirqs last enabled at (11211): [] __up_console_sem+0x78/0x80
[ 68.322600] hardirqs last disabled at (11222): [] __up_console_sem+0x5d/0x80
[ 68.323702] softirqs last enabled at (10752): [] irq_exit_rcu+0x93/0xc0
[ 68.324738] softirqs last disabled at (10747): [] irq_exit_rcu+0x93/0xc0
[ 68.325776] ---[ end trace 0000000000000000 ]---
[ 68.327140] ------------[ cut here ]------------
[ 68.327749] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 68.329605] WARNING: CPU: 0 PID: 261 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 68.330686] Modules linked in:
[ 68.331099] CPU: 0 PID: 261 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 68.332259] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 68.333272] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 68.333956] 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
[ 68.336127] RSP: 0018:ffff88801de27bf0 EFLAGS: 00010286
[ 68.336815] RAX: 0000000000000000 RBX: ffff888013675640 RCX: 0000000000000000
[ 68.337714] RDX: ffff88801819d1c0 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 68.338565] RBP: ffff888013675654 R08: 0000000000000001 R09: 0000000000000000
[ 68.339465] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 68.340352] R13: ffffffff84e23fe0 R14: ffff888013675648 R15: ffffffff84db0aa0
[ 68.341246] FS: 0000555556319400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 68.342247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 68.342996] CR2: 00007fbdceafe6f4 CR3: 000000001a5a6000 CR4: 0000000000350ef0
[ 68.343877] Call Trace:
[ 68.344200]
[ 68.344502] nf_ct_net_init+0x224/0x3d0
[ 68.345056] ? __pfx_nf_ct_net_init+0x10/0x10
[ 68.345629] ops_init+0xbb/0x6b0
[ 68.346112] setup_net+0x3d9/0x990
[ 68.346565] ? down_read_killable+0x1d7/0x4e0
[ 68.347188] ? __pfx_setup_net+0x10/0x10
[ 68.347726] ? copy_net_ns+0x17c/0x770
[ 68.348229] copy_net_ns+0x321/0x770
[ 68.348751] create_new_namespaces+0x3f6/0xb30
[ 68.349334] unshare_nsproxy_namespaces+0xc1/0x200
[ 68.349977] ksys_unshare+0x44d/0x8e0
[ 68.350466] ? __pfx_ksys_unshare+0x10/0x10
[ 68.351055] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 68.351788] __x64_sys_unshare+0x31/0x40
[ 68.352297] do_syscall_64+0x3f/0x90
[ 68.352800] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 68.353438] RIP: 0033:0x7f68acf870d7
[ 68.353931] 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
[ 68.356111] RSP: 002b:00007ffc7f9f3ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 68.357067] RAX: ffffffffffffffda RBX: 00007ffc7f9f42e8 RCX: 00007f68acf870d7
[ 68.357950] RDX: 00007f68acff141f RSI: 00007ffc7f9f3c40 RDI: 0000000040000000
[ 68.358849] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc7f9f3a50
[ 68.359731] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f68ad099bf0
[ 68.360574] R13: 00007ffc7f9f3d80 R14: 0000000000000000 R15: 00000000000000f8
[ 68.361482]
[ 68.361821] irq event stamp: 12019
[ 68.362249] hardirqs last enabled at (12029): [] __up_console_sem+0x78/0x80
[ 68.363322] hardirqs last disabled at (12040): [] __up_console_sem+0x5d/0x80
[ 68.364389] softirqs last enabled at (11926): [] irq_exit_rcu+0x93/0xc0
[ 68.365428] softirqs last disabled at (11921): [] irq_exit_rcu+0x93/0xc0
[ 68.366469] ---[ end trace 0000000000000000 ]---
[ 69.924358] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 71.972697] Bluetooth: hci0: command 0x041b tx timeout
[ 74.019856] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 76.068164] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
16:43:09 Registers:
info registers vcpu 0
RAX=000000000000003a RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88801de275f0
R8 =0000000000000001 R9 =000000000000000a R10=000000000000003a R11=0000000000000001
R12=000000000000003a 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 0000555556319400 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=00007fbdceafe6f4 CR3=000000001a5a6000 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=0000000000056b13 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=00007f87cad87770 CR3=000000000edd0000 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=2037323a33343a36312037312079614d XMM01=5d3030383833322e38362020205b203a
XMM02=75636578652d7a7973203a6d6d6f4320 XMM03=20202020202020572020202020202020
XMM04=6e2d3263722d302e342e362020202020 XMM05=3a6465746e69615420302e726f747563
XMM06=32203a4449502030203a555043205d30 XMM07=6e72656b2072656c6c616b7a79732037
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000