syzkaller login: [ 34.909664] sshd (225) used greatest stack depth: 24032 bytes left
Warning: Permanently added '[localhost]:7286' (ECDSA) to the list of known hosts.
2023/05/17 08:53:55 fuzzer started
2023/05/17 08:53:56 dialing manager at localhost:35573
2023/05/17 08:53:56 checking machine...
2023/05/17 08:53:56 checking revisions...
[ 35.835950] kmemleak: Automatic memory scanning thread ended
2023/05/17 08:53:56 testing simple program...
[ 35.890022] cgroup: Unknown subsys name 'net'
[ 35.972424] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 48.257497] audit: type=1400 audit(1684313648.736:6): 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
[ 49.350261] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 49.351474] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 49.353964] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 49.357431] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 49.358485] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 49.359376] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 49.652194] ------------[ cut here ]------------
[ 49.652636] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 49.654090] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.654812] Modules linked in:
[ 49.655126] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 49.656201] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.659276] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.659729] 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
[ 49.661211] RSP: 0018:ffff888014767c00 EFLAGS: 00010282
[ 49.661631] RAX: 0000000000000000 RBX: ffff88800eca4440 RCX: 0000000000000000
[ 49.662218] RDX: ffff888016ded1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 49.662828] RBP: ffff88800eca4454 R08: 0000000000000001 R09: 0000000000000000
[ 49.663413] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 49.663981] R13: ffffffff84e223a0 R14: ffff88800eca4448 R15: ffffffff84d73340
[ 49.664526] FS: 0000555555ad4400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.665204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.665695] CR2: 00007f01ad8626f4 CR3: 000000000e19a000 CR4: 0000000000350ef0
[ 49.666307] Call Trace:
[ 49.666525]
[ 49.666739] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 49.667146] ipv4_frags_init_net+0x269/0x440
[ 49.667522] ops_init+0xbb/0x6b0
[ 49.667819] setup_net+0x3d9/0x990
[ 49.668151] ? down_read_killable+0x1d7/0x4e0
[ 49.668538] ? __pfx_setup_net+0x10/0x10
[ 49.668921] ? copy_net_ns+0x17c/0x770
[ 49.669269] copy_net_ns+0x321/0x770
[ 49.669590] create_new_namespaces+0x3f6/0xb30
[ 49.670011] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.670413] ksys_unshare+0x44d/0x8e0
[ 49.670781] ? __pfx_ksys_unshare+0x10/0x10
[ 49.671166] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.671610] __x64_sys_unshare+0x31/0x40
[ 49.671971] do_syscall_64+0x3f/0x90
[ 49.672304] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.672741] RIP: 0033:0x7f639d5e70d7
[ 49.673059] 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
[ 49.674546] RSP: 002b:00007fff704ffbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 49.675225] RAX: ffffffffffffffda RBX: 00007fff70500218 RCX: 00007f639d5e70d7
[ 49.675780] RDX: 00007f639d65141f RSI: 00007fff704ffb70 RDI: 0000000040000000
[ 49.676374] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff704ff980
[ 49.676964] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f639d6f9bf0
[ 49.677503] R13: 00007fff704ffcb0 R14: 0000000000000000 R15: 00000000000000f8
[ 49.678149]
[ 49.678351] irq event stamp: 8365
[ 49.678681] hardirqs last enabled at (8375): [] __up_console_sem+0x78/0x80
[ 49.679429] hardirqs last disabled at (8386): [] __up_console_sem+0x5d/0x80
[ 49.680123] softirqs last enabled at (7878): [] irq_exit_rcu+0x93/0xc0
[ 49.680768] softirqs last disabled at (7699): [] irq_exit_rcu+0x93/0xc0
[ 49.681432] ---[ end trace 0000000000000000 ]---
[ 49.685404] ------------[ cut here ]------------
[ 49.685853] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 49.687080] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.687764] Modules linked in:
[ 49.688047] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 49.688779] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.689455] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.689892] 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
[ 49.691358] RSP: 0018:ffff888014767c00 EFLAGS: 00010282
[ 49.691814] RAX: 0000000000000000 RBX: ffff88800dd63440 RCX: 0000000000000000
[ 49.692431] RDX: ffff888016ded1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 49.693042] RBP: ffff88800dd63454 R08: 0000000000000001 R09: 0000000000000000
[ 49.693624] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 49.694198] R13: ffffffff84e223a0 R14: ffff88800dd63448 R15: ffffffff84da62e0
[ 49.694783] FS: 0000555555ad4400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.695458] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.695996] CR2: 00007f01ad8626f4 CR3: 000000000e19a000 CR4: 0000000000350ef0
[ 49.696600] Call Trace:
[ 49.696835]
[ 49.697077] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 49.697516] ipv6_frags_init_net+0x206/0x3c0
[ 49.697980] ops_init+0xbb/0x6b0
[ 49.698314] setup_net+0x3d9/0x990
[ 49.698716] ? down_read_killable+0x1d7/0x4e0
[ 49.699140] ? __pfx_setup_net+0x10/0x10
[ 49.699489] ? copy_net_ns+0x17c/0x770
[ 49.699834] copy_net_ns+0x321/0x770
[ 49.700180] create_new_namespaces+0x3f6/0xb30
[ 49.700566] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.701042] ksys_unshare+0x44d/0x8e0
[ 49.701385] ? __pfx_ksys_unshare+0x10/0x10
[ 49.701786] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.702318] __x64_sys_unshare+0x31/0x40
[ 49.702724] do_syscall_64+0x3f/0x90
[ 49.703082] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.703523] RIP: 0033:0x7f639d5e70d7
[ 49.703913] 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
[ 49.705382] RSP: 002b:00007fff704ffbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 49.706042] RAX: ffffffffffffffda RBX: 00007fff70500218 RCX: 00007f639d5e70d7
[ 49.706678] RDX: 00007f639d65141f RSI: 00007fff704ffb70 RDI: 0000000040000000
[ 49.707384] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff704ff980
[ 49.708006] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f639d6f9bf0
[ 49.708593] R13: 00007fff704ffcb0 R14: 0000000000000000 R15: 00000000000000f8
[ 49.709224]
[ 49.709424] irq event stamp: 9933
[ 49.709709] hardirqs last enabled at (9943): [] __up_console_sem+0x78/0x80
[ 49.710422] hardirqs last disabled at (9954): [] __up_console_sem+0x5d/0x80
[ 49.711190] softirqs last enabled at (9756): [] irq_exit_rcu+0x93/0xc0
[ 49.711894] softirqs last disabled at (9751): [] irq_exit_rcu+0x93/0xc0
[ 49.712594] ---[ end trace 0000000000000000 ]---
[ 49.713719] ------------[ cut here ]------------
[ 49.714139] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 49.715463] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.716174] Modules linked in:
[ 49.716438] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 49.717221] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.717917] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.718358] 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
[ 49.719936] RSP: 0018:ffff888014767bf0 EFLAGS: 00010286
[ 49.720356] RAX: 0000000000000000 RBX: ffff88800dd62a40 RCX: 0000000000000000
[ 49.720984] RDX: ffff888016ded1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 49.721548] RBP: ffff88800dd62a54 R08: 0000000000000001 R09: 0000000000000000
[ 49.722137] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 49.722755] R13: ffffffff84e223a0 R14: ffff88800dd62a48 R15: ffffffff84daf020
[ 49.723400] FS: 0000555555ad4400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.724069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.724559] CR2: 00007f01ad8626f4 CR3: 000000000e19a000 CR4: 0000000000350ef0
[ 49.725189] Call Trace:
[ 49.725411]
[ 49.725620] nf_ct_net_init+0x224/0x3d0
[ 49.726002] ? __pfx_nf_ct_net_init+0x10/0x10
[ 49.726385] ops_init+0xbb/0x6b0
[ 49.726740] setup_net+0x3d9/0x990
[ 49.727073] ? down_read_killable+0x1d7/0x4e0
[ 49.727462] ? __pfx_setup_net+0x10/0x10
[ 49.727840] ? copy_net_ns+0x17c/0x770
[ 49.728223] copy_net_ns+0x321/0x770
[ 49.728559] create_new_namespaces+0x3f6/0xb30
[ 49.728997] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.729424] ksys_unshare+0x44d/0x8e0
[ 49.729773] ? __pfx_ksys_unshare+0x10/0x10
[ 49.730162] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.730628] __x64_sys_unshare+0x31/0x40
[ 49.731027] do_syscall_64+0x3f/0x90
[ 49.731353] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.731794] RIP: 0033:0x7f639d5e70d7
[ 49.732141] 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
[ 49.733718] RSP: 002b:00007fff704ffbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 49.734357] RAX: ffffffffffffffda RBX: 00007fff70500218 RCX: 00007f639d5e70d7
[ 49.734957] RDX: 00007f639d65141f RSI: 00007fff704ffb70 RDI: 0000000040000000
[ 49.735532] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff704ff980
[ 49.736152] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f639d6f9bf0
[ 49.736844] R13: 00007fff704ffcb0 R14: 0000000000000000 R15: 00000000000000f8
[ 49.737474]
[ 49.737674] irq event stamp: 10669
[ 49.738002] hardirqs last enabled at (10681): [] __up_console_sem+0x78/0x80
[ 49.738801] hardirqs last disabled at (10690): [] __up_console_sem+0x5d/0x80
[ 49.739553] softirqs last enabled at (9756): [] irq_exit_rcu+0x93/0xc0
[ 49.740316] softirqs last disabled at (9751): [] irq_exit_rcu+0x93/0xc0
[ 49.741060] ---[ end trace 0000000000000000 ]---
executing program
[ 51.373541] Bluetooth: hci0: command 0x0409 tx timeout
[ 53.421617] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 55.469944] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 57.516967] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
08:54:07 Registers:
info registers vcpu 0
RAX=0000000000000034 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff888014767618
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000034 R11=0000000000000001
R12=0000000000000034 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 0000555555ad4400 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=00007f01ad8626f4 CR3=000000000e19a000 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=000000000002f057 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=00007f5891bf0178 CR3=000000000ece4000 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=b6fbdd6e151a899f6942726672ffcb2b
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=d35f14e95510c1f60000000000111888 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=6151412132b1b2bc00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000200000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000