syzkaller login: [ 44.403776] sshd (224) used greatest stack depth: 24032 bytes left
Warning: Permanently added '[localhost]:41031' (ECDSA) to the list of known hosts.
2023/05/16 20:41:31 fuzzer started
2023/05/16 20:41:31 dialing manager at localhost:35573
2023/05/16 20:41:32 checking machine...
2023/05/16 20:41:32 checking revisions...
[ 46.415364] kmemleak: Automatic memory scanning thread ended
2023/05/16 20:41:32 testing simple program...
[ 46.481231] cgroup: Unknown subsys name 'net'
[ 46.578101] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 58.452278] audit: type=1400 audit(1684269704.185:6): avc: denied { execmem } for pid=267 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 59.577035] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 59.578735] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 59.581445] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 59.590847] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 59.592856] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 59.594265] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 59.979908] ------------[ cut here ]------------
[ 59.980572] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 59.982376] WARNING: CPU: 1 PID: 268 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 59.983516] Modules linked in:
[ 59.983970] CPU: 1 PID: 268 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 59.988775] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 59.989859] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 59.990530] 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
[ 59.992818] RSP: 0018:ffff88801fcd7c00 EFLAGS: 00010282
[ 59.993504] RAX: 0000000000000000 RBX: ffff88800f6bdc40 RCX: 0000000000000000
[ 59.994436] RDX: ffff888016fa3680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 59.995373] RBP: ffff88800f6bdc54 R08: 0000000000000001 R09: 0000000000000000
[ 59.996300] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 59.997209] R13: ffffffff84e223a0 R14: ffff88800f6bdc48 R15: ffffffff84d73340
[ 59.998142] FS: 0000555556857400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 59.999216] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.999982] CR2: 00007fb937c0a6f4 CR3: 00000000184c8000 CR4: 0000000000350ee0
[ 60.000902] Call Trace:
[ 60.001246]
[ 60.001561] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 60.002234] ipv4_frags_init_net+0x269/0x440
[ 60.002845] ops_init+0xbb/0x6b0
[ 60.003330] setup_net+0x3d9/0x990
[ 60.003831] ? down_read_killable+0x1d7/0x4e0
[ 60.004419] ? __pfx_setup_net+0x10/0x10
[ 60.004975] ? copy_net_ns+0x17c/0x770
[ 60.005499] copy_net_ns+0x321/0x770
[ 60.006025] create_new_namespaces+0x3f6/0xb30
[ 60.006671] unshare_nsproxy_namespaces+0xc1/0x200
[ 60.007340] ksys_unshare+0x44d/0x8e0
[ 60.007886] ? __pfx_ksys_unshare+0x10/0x10
[ 60.008452] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 60.009217] __x64_sys_unshare+0x31/0x40
[ 60.009780] do_syscall_64+0x3f/0x90
[ 60.010269] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 60.010976] RIP: 0033:0x7fe67ab600d7
[ 60.011460] 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
[ 60.013734] RSP: 002b:00007ffe4f241558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 60.014716] RAX: ffffffffffffffda RBX: 00007ffe4f241b98 RCX: 00007fe67ab600d7
[ 60.015671] RDX: 00007fe67abca41f RSI: 00007ffe4f2414f0 RDI: 0000000040000000
[ 60.016555] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe4f241300
[ 60.017487] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe67ac72bf0
[ 60.018407] R13: 00007ffe4f241630 R14: 0000000000000000 R15: 00000000000000f8
[ 60.019382]
[ 60.019726] irq event stamp: 10553
[ 60.020176] hardirqs last enabled at (10563): [] __up_console_sem+0x78/0x80
[ 60.021291] hardirqs last disabled at (10574): [] __up_console_sem+0x5d/0x80
[ 60.022410] softirqs last enabled at (9968): [] irq_exit_rcu+0x93/0xc0
[ 60.023497] softirqs last disabled at (9927): [] irq_exit_rcu+0x93/0xc0
[ 60.024567] ---[ end trace 0000000000000000 ]---
[ 60.029638] ------------[ cut here ]------------
[ 60.030247] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 60.032002] WARNING: CPU: 1 PID: 268 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 60.033116] Modules linked in:
[ 60.033537] CPU: 1 PID: 268 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 60.034750] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 60.035836] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 60.036499] 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
[ 60.038774] RSP: 0018:ffff88801fcd7c00 EFLAGS: 00010282
[ 60.039480] RAX: 0000000000000000 RBX: ffff88800f037e40 RCX: 0000000000000000
[ 60.040410] RDX: ffff888016fa3680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 60.041339] RBP: ffff88800f037e54 R08: 0000000000000001 R09: 0000000000000000
[ 60.042280] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 60.043223] R13: ffffffff84e223a0 R14: ffff88800f037e48 R15: ffffffff84da62e0
[ 60.044146] FS: 0000555556857400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 60.045176] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.045940] CR2: 00007fb937c0a6f4 CR3: 00000000184c8000 CR4: 0000000000350ee0
[ 60.046879] Call Trace:
[ 60.047241]
[ 60.047548] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 60.048218] ipv6_frags_init_net+0x206/0x3c0
[ 60.048826] ops_init+0xbb/0x6b0
[ 60.049289] setup_net+0x3d9/0x990
[ 60.049786] ? down_read_killable+0x1d7/0x4e0
[ 60.050383] ? __pfx_setup_net+0x10/0x10
[ 60.050946] ? copy_net_ns+0x17c/0x770
[ 60.051470] copy_net_ns+0x321/0x770
[ 60.052002] create_new_namespaces+0x3f6/0xb30
[ 60.052636] unshare_nsproxy_namespaces+0xc1/0x200
[ 60.053284] ksys_unshare+0x44d/0x8e0
[ 60.053825] ? __pfx_ksys_unshare+0x10/0x10
[ 60.054399] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 60.055194] __x64_sys_unshare+0x31/0x40
[ 60.055767] do_syscall_64+0x3f/0x90
[ 60.056261] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 60.056962] RIP: 0033:0x7fe67ab600d7
[ 60.057444] 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
[ 60.059743] RSP: 002b:00007ffe4f241558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 60.060742] RAX: ffffffffffffffda RBX: 00007ffe4f241b98 RCX: 00007fe67ab600d7
[ 60.061667] RDX: 00007fe67abca41f RSI: 00007ffe4f2414f0 RDI: 0000000040000000
[ 60.062555] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe4f241300
[ 60.063500] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe67ac72bf0
[ 60.064433] R13: 00007ffe4f241630 R14: 0000000000000000 R15: 00000000000000f8
[ 60.065388]
[ 60.065734] irq event stamp: 12547
[ 60.066195] hardirqs last enabled at (12557): [] __up_console_sem+0x78/0x80
[ 60.067320] hardirqs last disabled at (12568): [] __up_console_sem+0x5d/0x80
[ 60.068444] softirqs last enabled at (12454): [] irq_exit_rcu+0x93/0xc0
[ 60.069521] softirqs last disabled at (12449): [] irq_exit_rcu+0x93/0xc0
[ 60.070616] ---[ end trace 0000000000000000 ]---
[ 60.072032] ------------[ cut here ]------------
[ 60.072762] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 60.074747] WARNING: CPU: 1 PID: 268 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 60.075868] Modules linked in:
[ 60.076290] CPU: 1 PID: 268 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 60.077502] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 60.078546] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 60.079262] 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
[ 60.081528] RSP: 0018:ffff88801fcd7bf0 EFLAGS: 00010286
[ 60.082244] RAX: 0000000000000000 RBX: ffff88800ef30440 RCX: 0000000000000000
[ 60.083193] RDX: ffff888016fa3680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 60.084142] RBP: ffff88800ef30454 R08: 0000000000000001 R09: 0000000000000000
[ 60.085065] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 60.085992] R13: ffffffff84e223a0 R14: ffff88800ef30448 R15: ffffffff84daf020
[ 60.086925] FS: 0000555556857400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 60.088006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.088784] CR2: 00007fb937c0a6f4 CR3: 00000000184c8000 CR4: 0000000000350ee0
[ 60.089716] Call Trace:
[ 60.090055]
[ 60.090367] nf_ct_net_init+0x224/0x3d0
[ 60.090928] ? __pfx_nf_ct_net_init+0x10/0x10
[ 60.091539] ops_init+0xbb/0x6b0
[ 60.092029] setup_net+0x3d9/0x990
[ 60.092497] ? down_read_killable+0x1d7/0x4e0
[ 60.093111] ? __pfx_setup_net+0x10/0x10
[ 60.093668] ? copy_net_ns+0x17c/0x770
[ 60.094194] copy_net_ns+0x321/0x770
[ 60.094720] create_new_namespaces+0x3f6/0xb30
[ 60.095349] unshare_nsproxy_namespaces+0xc1/0x200
[ 60.096032] ksys_unshare+0x44d/0x8e0
[ 60.096553] ? __pfx_ksys_unshare+0x10/0x10
[ 60.097154] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 60.097921] __x64_sys_unshare+0x31/0x40
[ 60.098456] do_syscall_64+0x3f/0x90
[ 60.098998] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 60.099703] RIP: 0033:0x7fe67ab600d7
[ 60.100199] 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
[ 60.102506] RSP: 002b:00007ffe4f241558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 60.103525] RAX: ffffffffffffffda RBX: 00007ffe4f241b98 RCX: 00007fe67ab600d7
[ 60.104461] RDX: 00007fe67abca41f RSI: 00007ffe4f2414f0 RDI: 0000000040000000
[ 60.105397] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe4f241300
[ 60.106351] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe67ac72bf0
[ 60.107331] R13: 00007ffe4f241630 R14: 0000000000000000 R15: 00000000000000f8
[ 60.108293]
[ 60.108630] irq event stamp: 13447
[ 60.109091] hardirqs last enabled at (13457): [] __up_console_sem+0x78/0x80
[ 60.110220] hardirqs last disabled at (13468): [] __up_console_sem+0x5d/0x80
[ 60.111355] softirqs last enabled at (13262): [] irq_exit_rcu+0x93/0xc0
[ 60.112461] softirqs last disabled at (13257): [] irq_exit_rcu+0x93/0xc0
[ 60.113556] ---[ end trace 0000000000000000 ]---
executing program
[ 61.659230] Bluetooth: hci0: command 0x0409 tx timeout
[ 63.705688] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 65.753728] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 67.801655] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
20:41:42 Registers:
info registers vcpu 0
RAX=0000000000030fa1 RBX=0000000000000000 RCX=ffffffff844c4a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81288625 RBP=dffffc0000000000 RSP=ffffffff85407e10
R8 =0000000000000001 R9 =ffffed100d9c69f8 R10=ffff88806ce34fc3 R11=0000000000000001
R12=ffffffff85d34a10 R13=1ffffffff0a80fc7 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 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=00007fb363a7c340 CR3=000000000df7a000 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=9a0cf3503f7e13b0e2460e6384d09896
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=67347cf9fbe37834000000000013d378 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=97e8c317e37ce1ff00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000202000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000078 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff88801fcd75f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000078 R11=0000000000000001
R12=0000000000000078 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 0000555556857400 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=00007fb937c0a6f4 CR3=00000000184c8000 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