Debian GNU/Linux 11 syzkaller ttyS0
Warning: Permanently added '[localhost]:62632' (ECDSA) to the list of known hosts.
2023/05/16 19:40:32 fuzzer started
2023/05/16 19:40:33 dialing manager at localhost:35573
2023/05/16 19:40:33 checking machine...
2023/05/16 19:40:33 checking revisions...
syzkaller login: [ 43.221682] kmemleak: Automatic memory scanning thread ended
2023/05/16 19:40:33 testing simple program...
[ 43.288619] cgroup: Unknown subsys name 'net'
[ 43.375478] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 56.052241] audit: type=1400 audit(1684266046.224:6): 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
[ 57.279286] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 57.281345] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 57.283146] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 57.287317] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 57.291098] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 57.293285] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 57.735707] ------------[ cut here ]------------
[ 57.736591] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 57.738815] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 57.740185] Modules linked in:
[ 57.740737] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 57.745843] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 57.747167] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 57.747884] 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
[ 57.750438] RSP: 0018:ffff888015897c00 EFLAGS: 00010282
[ 57.751227] RAX: 0000000000000000 RBX: ffff88800dd7fc40 RCX: 0000000000000000
[ 57.752212] RDX: ffff88800967d1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 57.753208] RBP: ffff88800dd7fc54 R08: 0000000000000001 R09: 0000000000000000
[ 57.754186] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 57.755167] R13: ffffffff84e223a0 R14: ffff88800dd7fc48 R15: ffffffff84d73340
[ 57.756150] FS: 0000555556a86400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 57.757261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 57.758078] CR2: 00007fff077dc000 CR3: 000000001635a000 CR4: 0000000000350ee0
[ 57.759061] Call Trace:
[ 57.759423]
[ 57.759754] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 57.760493] ipv4_frags_init_net+0x269/0x440
[ 57.761145] ops_init+0xbb/0x6b0
[ 57.761638] setup_net+0x3d9/0x990
[ 57.762177] ? down_read_killable+0x1d7/0x4e0
[ 57.762804] ? __pfx_setup_net+0x10/0x10
[ 57.763404] ? copy_net_ns+0x17c/0x770
[ 57.763996] copy_net_ns+0x321/0x770
[ 57.764533] create_new_namespaces+0x3f6/0xb30
[ 57.765202] unshare_nsproxy_namespaces+0xc1/0x200
[ 57.765878] ksys_unshare+0x44d/0x8e0
[ 57.766520] ? __pfx_ksys_unshare+0x10/0x10
[ 57.767145] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 57.767920] __x64_sys_unshare+0x31/0x40
[ 57.768538] do_syscall_64+0x3f/0x90
[ 57.769092] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 57.769786] RIP: 0033:0x7fdb723e80d7
[ 57.770347] 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
[ 57.772749] RSP: 002b:00007ffd92d53248 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 57.773791] RAX: ffffffffffffffda RBX: 00007ffd92d53888 RCX: 00007fdb723e80d7
[ 57.774769] RDX: 00007fdb7245241f RSI: 00007ffd92d531e0 RDI: 0000000040000000
[ 57.775748] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd92d52ff0
[ 57.776763] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fdb724fabf0
[ 57.777771] R13: 00007ffd92d53320 R14: 0000000000000000 R15: 00000000000000f8
[ 57.778794]
[ 57.779165] irq event stamp: 8797
[ 57.779634] hardirqs last enabled at (8807): [] __up_console_sem+0x78/0x80
[ 57.780817] hardirqs last disabled at (8818): [] __up_console_sem+0x5d/0x80
[ 57.781982] softirqs last enabled at (8380): [] irq_exit_rcu+0x93/0xc0
[ 57.783122] softirqs last disabled at (8369): [] irq_exit_rcu+0x93/0xc0
[ 57.784252] ---[ end trace 0000000000000000 ]---
[ 57.794773] ------------[ cut here ]------------
[ 57.795580] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 57.797990] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 57.799564] Modules linked in:
[ 57.800386] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 57.802153] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 57.803510] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 57.804449] 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
[ 57.807244] RSP: 0018:ffff888015897c00 EFLAGS: 00010282
[ 57.808189] RAX: 0000000000000000 RBX: ffff88800edd6440 RCX: 0000000000000000
[ 57.809398] RDX: ffff88800967d1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 57.810606] RBP: ffff88800edd6454 R08: 0000000000000001 R09: 0000000000000000
[ 57.811803] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 57.813043] R13: ffffffff84e223a0 R14: ffff88800edd6448 R15: ffffffff84da62e0
[ 57.814261] FS: 0000555556a86400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 57.815596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 57.816624] CR2: 00007f476daf2a60 CR3: 000000001635a000 CR4: 0000000000350ef0
[ 57.817814] Call Trace:
[ 57.818268]
[ 57.818636] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 57.819464] ipv6_frags_init_net+0x206/0x3c0
[ 57.820199] ops_init+0xbb/0x6b0
[ 57.820806] setup_net+0x3d9/0x990
[ 57.821435] ? down_read_killable+0x1d7/0x4e0
[ 57.822191] ? __pfx_setup_net+0x10/0x10
[ 57.822810] ? copy_net_ns+0x17c/0x770
[ 57.823479] copy_net_ns+0x321/0x770
[ 57.824080] create_new_namespaces+0x3f6/0xb30
[ 57.824664] unshare_nsproxy_namespaces+0xc1/0x200
[ 57.825292] ksys_unshare+0x44d/0x8e0
[ 57.825765] ? __pfx_ksys_unshare+0x10/0x10
[ 57.826366] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 57.827165] __x64_sys_unshare+0x31/0x40
[ 57.827696] do_syscall_64+0x3f/0x90
[ 57.828240] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 57.828931] RIP: 0033:0x7fdb723e80d7
[ 57.829458] 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
[ 57.831770] RSP: 002b:00007ffd92d53248 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 57.832759] RAX: ffffffffffffffda RBX: 00007ffd92d53888 RCX: 00007fdb723e80d7
[ 57.833681] RDX: 00007fdb7245241f RSI: 00007ffd92d531e0 RDI: 0000000040000000
[ 57.834640] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd92d52ff0
[ 57.835611] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fdb724fabf0
[ 57.836485] R13: 00007ffd92d53320 R14: 0000000000000000 R15: 00000000000000f8
[ 57.837610]
[ 57.837922] irq event stamp: 12351
[ 57.838394] hardirqs last enabled at (12363): [] __up_console_sem+0x78/0x80
[ 57.839476] hardirqs last disabled at (12374): [] __up_console_sem+0x5d/0x80
[ 57.840593] softirqs last enabled at (12190): [] irq_exit_rcu+0x93/0xc0
[ 57.841645] softirqs last disabled at (12183): [] irq_exit_rcu+0x93/0xc0
[ 57.842694] ---[ end trace 0000000000000000 ]---
[ 57.844139] ------------[ cut here ]------------
[ 57.844741] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 57.846626] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 57.847708] Modules linked in:
[ 57.848152] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 57.849356] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 57.850377] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 57.851048] 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
[ 57.853239] RSP: 0018:ffff888015897bf0 EFLAGS: 00010286
[ 57.853903] RAX: 0000000000000000 RBX: ffff888008d58040 RCX: 0000000000000000
[ 57.854792] RDX: ffff88800967d1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 57.855685] RBP: ffff888008d58054 R08: 0000000000000001 R09: 0000000000000000
[ 57.856606] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 57.857497] R13: ffffffff84e223a0 R14: ffff888008d58048 R15: ffffffff84daf020
[ 57.858396] FS: 0000555556a86400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 57.859412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 57.860164] CR2: 00007f476daf2a60 CR3: 000000001635a000 CR4: 0000000000350ef0
[ 57.861071] Call Trace:
[ 57.861397]
[ 57.861692] nf_ct_net_init+0x224/0x3d0
[ 57.862238] ? __pfx_nf_ct_net_init+0x10/0x10
[ 57.862805] ops_init+0xbb/0x6b0
[ 57.863282] setup_net+0x3d9/0x990
[ 57.863738] ? down_read_killable+0x1d7/0x4e0
[ 57.864331] ? __pfx_setup_net+0x10/0x10
[ 57.864858] ? copy_net_ns+0x17c/0x770
[ 57.865396] copy_net_ns+0x321/0x770
[ 57.865881] create_new_namespaces+0x3f6/0xb30
[ 57.866504] unshare_nsproxy_namespaces+0xc1/0x200
[ 57.867154] ksys_unshare+0x44d/0x8e0
[ 57.867645] ? __pfx_ksys_unshare+0x10/0x10
[ 57.868237] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 57.869002] __x64_sys_unshare+0x31/0x40
[ 57.869525] do_syscall_64+0x3f/0x90
[ 57.870034] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 57.870679] RIP: 0033:0x7fdb723e80d7
[ 57.871175] 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
[ 57.873379] RSP: 002b:00007ffd92d53248 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 57.874337] RAX: ffffffffffffffda RBX: 00007ffd92d53888 RCX: 00007fdb723e80d7
[ 57.875227] RDX: 00007fdb7245241f RSI: 00007ffd92d531e0 RDI: 0000000040000000
[ 57.876118] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd92d52ff0
[ 57.877034] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fdb724fabf0
[ 57.877887] R13: 00007ffd92d53320 R14: 0000000000000000 R15: 00000000000000f8
[ 57.878800]
[ 57.879134] irq event stamp: 13159
[ 57.879568] hardirqs last enabled at (13169): [] __up_console_sem+0x78/0x80
[ 57.880658] hardirqs last disabled at (13180): [] __up_console_sem+0x5d/0x80
[ 57.881726] softirqs last enabled at (13120): [] irq_exit_rcu+0x93/0xc0
[ 57.882778] softirqs last disabled at (13115): [] irq_exit_rcu+0x93/0xc0
[ 57.883815] ---[ end trace 0000000000000000 ]---
executing program
[ 59.362724] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 61.410205] Bluetooth: hci0: command 0x041b tx timeout
[ 63.458071] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 65.506073] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
19:40:41 Registers:
info registers vcpu 0
RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000080 RDX=0000000000000006
RSI=00007fff8c485720 RDI=00007fff8c488050 RBP=00007fff8c488050 RSP=00007fff8c485600
R8 =0000000000000000 R9 =0000000000000000 R10=00007fff8c485437 R11=0000000000000000
R12=00007fff8c485720 R13=0000000000000006 R14=0000000000000004 R15=0000000000000000
RIP=0000563fd8c4bd4c RFL=00000246 [---Z-P-] CPL=3 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA]
SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007f476e642900 00000000 00000000
GS =0000 0000000000000000 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=00007f5bda8106f4 CR3=000000000ee12000 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=ffffffffffffff00ffff000000000000
XMM02=000000000000000000ff000000000000 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=117864066a3bf7200000000000112678 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=aebd693a25a7e23600000000000ae988 XMM07=00000000000000000000000000000000
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000020000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000064 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff8880158975f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000064 R11=0000000000000001
R12=0000000000000064 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 0000555556a86400 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=00007fff077dc000 CR3=000000001635a000 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