Debian GNU/Linux 11 syzkaller ttyS0 Warning: Permanently added '[localhost]:2328' (ECDSA) to the list of known hosts. 2023/05/18 01:37:37 fuzzer started 2023/05/18 01:37:37 dialing manager at localhost:44319 2023/05/18 01:37:37 checking machine... 2023/05/18 01:37:37 checking revisions... syzkaller login: [ 36.263859] kmemleak: Automatic memory scanning thread ended 2023/05/18 01:37:37 testing simple program... [ 36.332491] cgroup: Unknown subsys name 'net' [ 36.406774] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program executing program [ 48.127249] audit: type=1400 audit(1684373869.543:6): avc: denied { execmem } for pid=258 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 49.283463] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 49.285015] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 49.290015] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 49.294065] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 49.295644] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 49.296881] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 49.680413] ------------[ cut here ]------------ [ 49.681187] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused [ 49.683156] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0 [ 49.684268] Modules linked in: [ 49.684697] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1 [ 49.686304] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.688328] RIP: 0010:register_net_sysctl+0x1e6/0x2c0 [ 49.689772] 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 [ 49.692541] RSP: 0018:ffff88801fd6fc00 EFLAGS: 00010282 [ 49.693231] RAX: 0000000000000000 RBX: ffff88800e1a7040 RCX: 0000000000000000 [ 49.694198] RDX: ffff8880185b0000 RSI: ffffffff81171ad2 RDI: 0000000000000001 [ 49.695223] RBP: ffff88800e1a7054 R08: 0000000000000001 R09: 0000000000000000 [ 49.696242] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 [ 49.697294] R13: ffffffff84e23fe0 R14: ffff88800e1a7048 R15: ffffffff84d74dc0 [ 49.698325] FS: 00005555556b7400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 49.699471] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.700317] CR2: 00007fcfb12dafd8 CR3: 000000000e7b6000 CR4: 0000000000350ee0 [ 49.701358] Call Trace: [ 49.701734] [ 49.702075] ? __pfx_ipv4_frags_init_net+0x10/0x10 [ 49.702812] ipv4_frags_init_net+0x269/0x440 [ 49.703482] ops_init+0xbb/0x6b0 [ 49.704002] setup_net+0x3d9/0x990 [ 49.704558] ? down_read_killable+0x1d7/0x4e0 [ 49.705220] ? __pfx_setup_net+0x10/0x10 [ 49.705829] ? copy_net_ns+0x17c/0x770 [ 49.706438] copy_net_ns+0x321/0x770 [ 49.706990] create_new_namespaces+0x3f6/0xb30 [ 49.707685] unshare_nsproxy_namespaces+0xc1/0x200 [ 49.708413] ksys_unshare+0x44d/0x8e0 [ 49.708999] ? __pfx_ksys_unshare+0x10/0x10 [ 49.709662] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10 [ 49.710514] __x64_sys_unshare+0x31/0x40 [ 49.711109] do_syscall_64+0x3f/0x90 [ 49.711692] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 49.712462] RIP: 0033:0x7f38cfef20d7 [ 49.713008] 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 [ 49.715502] RSP: 002b:00007fff43f78cf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 49.716590] RAX: ffffffffffffffda RBX: 00007fff43f79338 RCX: 00007f38cfef20d7 [ 49.717633] RDX: 00007f38cff5c41f RSI: 00007fff43f78c90 RDI: 0000000040000000 [ 49.718628] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff43f78aa0 [ 49.719634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f38d0004bf0 [ 49.720642] R13: 00007fff43f78dd0 R14: 0000000000000000 R15: 00000000000000f8 [ 49.721686] [ 49.722029] irq event stamp: 7901 [ 49.722539] hardirqs last enabled at (7913): [] __up_console_sem+0x78/0x80 [ 49.723733] hardirqs last disabled at (7924): [] __up_console_sem+0x5d/0x80 [ 49.724961] softirqs last enabled at (7498): [] irq_exit_rcu+0x93/0xc0 [ 49.726144] softirqs last disabled at (7483): [] irq_exit_rcu+0x93/0xc0 [ 49.727321] ---[ end trace 0000000000000000 ]--- [ 49.733089] ------------[ cut here ]------------ [ 49.733805] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused [ 49.735687] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0 [ 49.736874] Modules linked in: [ 49.737365] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1 [ 49.738643] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.739771] RIP: 0010:register_net_sysctl+0x1e6/0x2c0 [ 49.740515] 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 [ 49.742941] RSP: 0018:ffff88801fd6fc00 EFLAGS: 00010282 [ 49.743711] RAX: 0000000000000000 RBX: ffff888014596640 RCX: 0000000000000000 [ 49.744760] RDX: ffff8880185b0000 RSI: ffffffff81171ad2 RDI: 0000000000000001 [ 49.745786] RBP: ffff888014596654 R08: 0000000000000001 R09: 0000000000000000 [ 49.746812] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 [ 49.747834] R13: ffffffff84e23fe0 R14: ffff888014596648 R15: ffffffff84da7d60 [ 49.748878] FS: 00005555556b7400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 49.750036] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.750892] CR2: 00007fcfb12dafd8 CR3: 000000000e7b6000 CR4: 0000000000350ee0 [ 49.751919] Call Trace: [ 49.752330] [ 49.752673] ? __pfx_ipv6_frags_init_net+0x10/0x10 [ 49.753419] ipv6_frags_init_net+0x206/0x3c0 [ 49.754066] ops_init+0xbb/0x6b0 [ 49.754609] setup_net+0x3d9/0x990 [ 49.755138] ? down_read_killable+0x1d7/0x4e0 [ 49.755826] ? __pfx_setup_net+0x10/0x10 [ 49.756454] ? copy_net_ns+0x17c/0x770 [ 49.757071] copy_net_ns+0x321/0x770 [ 49.757663] create_new_namespaces+0x3f6/0xb30 [ 49.758377] unshare_nsproxy_namespaces+0xc1/0x200 [ 49.759094] ksys_unshare+0x44d/0x8e0 [ 49.759686] ? __pfx_ksys_unshare+0x10/0x10 [ 49.760347] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10 [ 49.761182] __x64_sys_unshare+0x31/0x40 [ 49.761806] do_syscall_64+0x3f/0x90 [ 49.762386] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 49.763145] RIP: 0033:0x7f38cfef20d7 [ 49.763715] 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 [ 49.766240] RSP: 002b:00007fff43f78cf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 49.767354] RAX: ffffffffffffffda RBX: 00007fff43f79338 RCX: 00007f38cfef20d7 [ 49.768405] RDX: 00007f38cff5c41f RSI: 00007fff43f78c90 RDI: 0000000040000000 [ 49.769452] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff43f78aa0 [ 49.770475] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f38d0004bf0 [ 49.771511] R13: 00007fff43f78dd0 R14: 0000000000000000 R15: 00000000000000f8 [ 49.772557] [ 49.772921] irq event stamp: 9769 [ 49.773422] hardirqs last enabled at (9781): [] __up_console_sem+0x78/0x80 [ 49.774594] hardirqs last disabled at (9792): [] __up_console_sem+0x5d/0x80 [ 49.775766] softirqs last enabled at (9742): [] irq_exit_rcu+0x93/0xc0 [ 49.776950] softirqs last disabled at (9727): [] irq_exit_rcu+0x93/0xc0 [ 49.778135] ---[ end trace 0000000000000000 ]--- [ 49.779654] ------------[ cut here ]------------ [ 49.780406] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused [ 49.782639] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0 [ 49.783856] Modules linked in: [ 49.784354] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1 [ 49.785720] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.786895] RIP: 0010:register_net_sysctl+0x1e6/0x2c0 [ 49.787669] 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 [ 49.790197] RSP: 0018:ffff88801fd6fbf0 EFLAGS: 00010286 [ 49.790980] RAX: 0000000000000000 RBX: ffff888014596c40 RCX: 0000000000000000 [ 49.792011] RDX: ffff8880185b0000 RSI: ffffffff81171ad2 RDI: 0000000000000001 [ 49.793046] RBP: ffff888014596c54 R08: 0000000000000001 R09: 0000000000000000 [ 49.794071] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 [ 49.795091] R13: ffffffff84e23fe0 R14: ffff888014596c48 R15: ffffffff84db0aa0 [ 49.796124] FS: 00005555556b7400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 49.797307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.798123] CR2: 00007fcfb12dafd8 CR3: 000000000e7b6000 CR4: 0000000000350ee0 [ 49.799156] Call Trace: [ 49.799563] [ 49.799906] nf_ct_net_init+0x224/0x3d0 [ 49.800544] ? __pfx_nf_ct_net_init+0x10/0x10 [ 49.801219] ops_init+0xbb/0x6b0 [ 49.801764] setup_net+0x3d9/0x990 [ 49.802315] ? down_read_killable+0x1d7/0x4e0 [ 49.802973] ? __pfx_setup_net+0x10/0x10 [ 49.803591] ? copy_net_ns+0x17c/0x770 [ 49.804177] copy_net_ns+0x321/0x770 [ 49.804782] create_new_namespaces+0x3f6/0xb30 [ 49.805496] unshare_nsproxy_namespaces+0xc1/0x200 [ 49.806203] ksys_unshare+0x44d/0x8e0 [ 49.806796] ? __pfx_ksys_unshare+0x10/0x10 [ 49.807455] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10 [ 49.808302] __x64_sys_unshare+0x31/0x40 [ 49.808916] do_syscall_64+0x3f/0x90 [ 49.809490] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 49.810165] RIP: 0033:0x7f38cfef20d7 [ 49.810675] 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 [ 49.812968] RSP: 002b:00007fff43f78cf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 49.813962] RAX: ffffffffffffffda RBX: 00007fff43f79338 RCX: 00007f38cfef20d7 [ 49.814874] RDX: 00007f38cff5c41f RSI: 00007fff43f78c90 RDI: 0000000040000000 [ 49.815790] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff43f78aa0 [ 49.816710] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f38d0004bf0 [ 49.817645] R13: 00007fff43f78dd0 R14: 0000000000000000 R15: 00000000000000f8 [ 49.818590] [ 49.818902] irq event stamp: 10567 [ 49.819386] hardirqs last enabled at (10579): [] __up_console_sem+0x78/0x80 [ 49.820516] hardirqs last disabled at (10590): [] __up_console_sem+0x5d/0x80 [ 49.821738] softirqs last enabled at (10282): [] irq_exit_rcu+0x93/0xc0 [ 49.822807] softirqs last disabled at (10277): [] irq_exit_rcu+0x93/0xc0 [ 49.823882] ---[ end trace 0000000000000000 ]--- executing program [ 51.363996] Bluetooth: hci0: command 0x0409 tx timeout [ 53.411427] Bluetooth: hci0: command 0x041b tx timeout executing program [ 55.459458] Bluetooth: hci0: command 0x040f tx timeout executing program [ 57.507355] Bluetooth: hci0: command 0x0419 tx timeout VM DIAGNOSIS: 01:37:51 Registers: info registers vcpu 0 RAX=000000000002f811 RBX=0000000000000000 RCX=ffffffff844d0a0e RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffffffff85407e10 R8 =0000000000000001 R9 =ffffed100d9c69f8 R10=ffff88806ce34fc3 R11=0000000000000001 R12=ffffffff85d35a10 R13=1ffffffff0a80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff844d199f RFL=00000206 [-----P-] 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=00007fcfb12e01f8 CR3=0000000015bce000 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=2193553abf382d8c9943ba076581ce85 XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0 XMM04=d35f14e95510c1f6000000000010d1c0 XMM05=d3fdd5f48436fbd700000000000aead0 XMM06=d452e93ead9819c900000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728 XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000 XMM10=00200000000000000020000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88801fd6f578 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001 R12=0000000000000020 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 00005555556b7400 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=00007fcfb12dafd8 CR3=000000000e7b6000 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