syzkaller login: [ 35.182849] sshd (226) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:31831' (ECDSA) to the list of known hosts.
2023/05/18 01:18:35 fuzzer started
2023/05/18 01:18:36 dialing manager at localhost:44319
2023/05/18 01:18:36 checking machine...
2023/05/18 01:18:36 checking revisions...
[ 36.527193] kmemleak: Automatic memory scanning thread ended
2023/05/18 01:18:36 testing simple program...
[ 36.604364] cgroup: Unknown subsys name 'net'
[ 36.686263] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 48.839409] audit: type=1400 audit(1684372728.711:6): 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
[ 49.978258] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 49.979883] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 49.981755] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 49.984830] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 49.986791] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 49.988106] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 50.395331] ------------[ cut here ]------------
[ 50.396086] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 50.397865] WARNING: CPU: 1 PID: 261 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.399068] Modules linked in:
[ 50.399510] CPU: 1 PID: 261 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.404536] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.405800] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.406725] 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
[ 50.409237] RSP: 0018:ffff888016457c00 EFLAGS: 00010282
[ 50.409956] RAX: 0000000000000000 RBX: ffff88800e375040 RCX: 0000000000000000
[ 50.411122] RDX: ffff88801877d1c0 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.412250] RBP: ffff88800e375054 R08: 0000000000000001 R09: 0000000000000000
[ 50.413358] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 50.414555] R13: ffffffff84e23fe0 R14: ffff88800e375048 R15: ffffffff84d74dc0
[ 50.415685] FS: 0000555555e7b400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.416823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.417662] CR2: 00007fae346a76f4 CR3: 000000000f73c000 CR4: 0000000000350ee0
[ 50.418711] Call Trace:
[ 50.419114]
[ 50.419447] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 50.420182] ipv4_frags_init_net+0x269/0x440
[ 50.420819] ops_init+0xbb/0x6b0
[ 50.421356] setup_net+0x3d9/0x990
[ 50.421867] ? down_read_killable+0x1d7/0x4e0
[ 50.422552] ? __pfx_setup_net+0x10/0x10
[ 50.423178] ? copy_net_ns+0x17c/0x770
[ 50.423751] copy_net_ns+0x321/0x770
[ 50.424336] create_new_namespaces+0x3f6/0xb30
[ 50.424992] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.425728] ksys_unshare+0x44d/0x8e0
[ 50.426319] ? __pfx_ksys_unshare+0x10/0x10
[ 50.426944] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.427780] __x64_sys_unshare+0x31/0x40
[ 50.428407] do_syscall_64+0x3f/0x90
[ 50.428946] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.429724] RIP: 0033:0x7fa56d7780d7
[ 50.430284] 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
[ 50.432755] RSP: 002b:00007ffda888ec58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 50.433815] RAX: ffffffffffffffda RBX: 00007ffda888f298 RCX: 00007fa56d7780d7
[ 50.434815] RDX: 00007fa56d7e241f RSI: 00007ffda888ebf0 RDI: 0000000040000000
[ 50.435815] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffda888ea00
[ 50.436809] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa56d88abf0
[ 50.437801] R13: 00007ffda888ed30 R14: 0000000000000000 R15: 00000000000000f8
[ 50.438824]
[ 50.439187] irq event stamp: 9531
[ 50.439664] hardirqs last enabled at (9541): [] __up_console_sem+0x78/0x80
[ 50.440846] hardirqs last disabled at (9552): [] __up_console_sem+0x5d/0x80
[ 50.442046] softirqs last enabled at (9174): [] irq_exit_rcu+0x93/0xc0
[ 50.443220] softirqs last disabled at (9141): [] irq_exit_rcu+0x93/0xc0
[ 50.444356] ---[ end trace 0000000000000000 ]---
[ 50.450259] ------------[ cut here ]------------
[ 50.450942] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 50.452753] WARNING: CPU: 1 PID: 261 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.453907] Modules linked in:
[ 50.454372] CPU: 1 PID: 261 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.455630] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.456729] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.457452] 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
[ 50.459788] RSP: 0018:ffff888016457c00 EFLAGS: 00010282
[ 50.460517] RAX: 0000000000000000 RBX: ffff888013e12240 RCX: 0000000000000000
[ 50.461485] RDX: ffff88801877d1c0 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.462467] RBP: ffff888013e12254 R08: 0000000000000001 R09: 0000000000000000
[ 50.463485] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.464470] R13: ffffffff84e23fe0 R14: ffff888013e12248 R15: ffffffff84da7d60
[ 50.465461] FS: 0000555555e7b400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.466555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.467395] CR2: 00007fae346a76f4 CR3: 000000000f73c000 CR4: 0000000000350ee0
[ 50.468384] Call Trace:
[ 50.468743]
[ 50.469103] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 50.469777] ipv6_frags_init_net+0x206/0x3c0
[ 50.470429] ops_init+0xbb/0x6b0
[ 50.470943] setup_net+0x3d9/0x990
[ 50.471484] ? down_read_killable+0x1d7/0x4e0
[ 50.472144] ? __pfx_setup_net+0x10/0x10
[ 50.472701] ? copy_net_ns+0x17c/0x770
[ 50.473288] copy_net_ns+0x321/0x770
[ 50.473813] create_new_namespaces+0x3f6/0xb30
[ 50.474483] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.475215] ksys_unshare+0x44d/0x8e0
[ 50.475750] ? __pfx_ksys_unshare+0x10/0x10
[ 50.476389] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.477192] __x64_sys_unshare+0x31/0x40
[ 50.477751] do_syscall_64+0x3f/0x90
[ 50.478309] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.479055] RIP: 0033:0x7fa56d7780d7
[ 50.479560] 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
[ 50.481921] RSP: 002b:00007ffda888ec58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 50.482974] RAX: ffffffffffffffda RBX: 00007ffda888f298 RCX: 00007fa56d7780d7
[ 50.483946] RDX: 00007fa56d7e241f RSI: 00007ffda888ebf0 RDI: 0000000040000000
[ 50.484909] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffda888ea00
[ 50.485885] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa56d88abf0
[ 50.486854] R13: 00007ffda888ed30 R14: 0000000000000000 R15: 00000000000000f8
[ 50.487837]
[ 50.488215] irq event stamp: 11595
[ 50.488688] hardirqs last enabled at (11605): [] __up_console_sem+0x78/0x80
[ 50.489853] hardirqs last disabled at (11616): [] __up_console_sem+0x5d/0x80
[ 50.491046] softirqs last enabled at (11410): [] irq_exit_rcu+0x93/0xc0
[ 50.492166] softirqs last disabled at (11401): [] irq_exit_rcu+0x93/0xc0
[ 50.493277] ---[ end trace 0000000000000000 ]---
[ 50.494722] ------------[ cut here ]------------
[ 50.495382] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 50.497472] WARNING: CPU: 1 PID: 261 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.498599] Modules linked in:
[ 50.499075] CPU: 1 PID: 261 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.500325] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.501407] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.502126] 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
[ 50.504458] RSP: 0018:ffff888016457bf0 EFLAGS: 00010286
[ 50.505186] RAX: 0000000000000000 RBX: ffff88800dc78640 RCX: 0000000000000000
[ 50.506141] RDX: ffff88801877d1c0 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.507125] RBP: ffff88800dc78654 R08: 0000000000000001 R09: 0000000000000000
[ 50.508083] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.508993] R13: ffffffff84e23fe0 R14: ffff88800dc78648 R15: ffffffff84db0aa0
[ 50.509946] FS: 0000555555e7b400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.511038] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.511783] CR2: 00007fae346a76f4 CR3: 000000000f73c000 CR4: 0000000000350ee0
[ 50.512727] Call Trace:
[ 50.513102]
[ 50.513417] nf_ct_net_init+0x224/0x3d0
[ 50.513961] ? __pfx_nf_ct_net_init+0x10/0x10
[ 50.514604] ops_init+0xbb/0x6b0
[ 50.515139] setup_net+0x3d9/0x990
[ 50.515629] ? down_read_killable+0x1d7/0x4e0
[ 50.516271] ? __pfx_setup_net+0x10/0x10
[ 50.516807] ? copy_net_ns+0x17c/0x770
[ 50.517383] copy_net_ns+0x321/0x770
[ 50.517902] create_new_namespaces+0x3f6/0xb30
[ 50.518568] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.519294] ksys_unshare+0x44d/0x8e0
[ 50.519817] ? __pfx_ksys_unshare+0x10/0x10
[ 50.520436] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.521226] __x64_sys_unshare+0x31/0x40
[ 50.521772] do_syscall_64+0x3f/0x90
[ 50.522321] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.523063] RIP: 0033:0x7fa56d7780d7
[ 50.523554] 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
[ 50.525836] RSP: 002b:00007ffda888ec58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 50.526847] RAX: ffffffffffffffda RBX: 00007ffda888f298 RCX: 00007fa56d7780d7
[ 50.527777] RDX: 00007fa56d7e241f RSI: 00007ffda888ebf0 RDI: 0000000040000000
[ 50.528697] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffda888ea00
[ 50.529621] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa56d88abf0
[ 50.530561] R13: 00007ffda888ed30 R14: 0000000000000000 R15: 00000000000000f8
[ 50.531525]
[ 50.531838] irq event stamp: 12429
[ 50.532317] hardirqs last enabled at (12441): [] __up_console_sem+0x78/0x80
[ 50.533422] hardirqs last disabled at (12452): [] __up_console_sem+0x5d/0x80
[ 50.534530] softirqs last enabled at (12402): [] irq_exit_rcu+0x93/0xc0
[ 50.535628] softirqs last disabled at (12397): [] irq_exit_rcu+0x93/0xc0
[ 50.536720] ---[ end trace 0000000000000000 ]---
executing program
[ 52.059763] Bluetooth: hci0: command 0x0409 tx timeout
[ 54.107089] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 56.155152] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 58.203085] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
01:18:49 Registers:
info registers vcpu 0
RAX=0000000000000000 RBX=0000000000000001 RCX=0000000000000001 RDX=ffffffff85407e01
RSI=ffffffff85407ee8 RDI=ffffffff85407ee8 RBP=ffff88806ce09ac8 RSP=ffff88806ce09a00
R8 =ffffffff864a6afa R9 =ffffffff864a6afe R10=0000000000038001 R11=ffff88806ce09ab0
R12=ffff88806ce09ad0 R13=ffff88806ce09ab8 R14=ffffffff85407ee8 R15=ffff88806ce09a70
RIP=ffffffff811310bb RFL=00000202 [-------] 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 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=00007f0f0ebb9000 CR3=000000000da46000 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=2030353a38313a31302038312079614d XMM01=5d3836303939332e30352020205b203a
XMM02=646f4d205d3836303939332e30352020 XMM03=6b7a79732030353a38313a3130203831
XMM04=7379735f74656e5f7265747369676572 XMM05=732f74656e20746120313632203a4449
XMM06=57205d3536383739332e30352020205b XMM07=79732030353a38313a31302038312079
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000036 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff8880164575f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000036 R11=0000000000000001
R12=0000000000000036 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 0000555555e7b400 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=00007fae346a76f4 CR3=000000000f73c000 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