[ 39.121603] ------------[ cut here ]------------ [ 39.122555] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.124518] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.126001] Modules linked in: [ 39.126586] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.128541] Tainted: [W]=WARN [ 39.129126] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.130593] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.131506] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.134695] RSP: 0018:ffff88801bbc7bc0 EFLAGS: 00010286 [ 39.135670] RAX: 0000000000000000 RBX: ffffed1003778f78 RCX: ffffffff813a4050 [ 39.136970] RDX: ffff88801c4d5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.138293] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003778f2f [ 39.139577] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.140855] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bbc7df8 [ 39.142140] FS: 00007fd293255900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.143604] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.144681] CR2: 00007fd293747580 CR3: 000000000e19a000 CR4: 0000000000350ef0 [ 39.145990] Call Trace: [ 39.146468] [ 39.146922] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.147830] ? __create_object+0x59/0x80 [ 39.148576] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.149538] __vmalloc_noprof+0x59/0x60 [ 39.150306] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.151178] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.152115] bpf_prog_alloc+0x39/0x200 [ 39.152859] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.153803] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.154681] do_seccomp+0x349/0x25e0 [ 39.155412] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.156323] ? __pfx_do_seccomp+0x10/0x10 [ 39.157115] ? find_held_lock+0x2b/0x80 [ 39.157880] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.158851] ? static_key_count+0x60/0x80 [ 39.159622] prctl_set_seccomp+0x4e/0x70 [ 39.160412] __do_sys_prctl+0xe6c/0x1d70 [ 39.161208] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.162090] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.163061] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.164034] ? irqentry_exit+0xf3/0x650 [ 39.164804] do_syscall_64+0xbf/0x430 [ 39.165493] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.166476] RIP: 0033:0x7fd2937475cd [ 39.167190] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.170338] RSP: 002b:00007ffebe7aba20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.171697] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd2937475cd [ 39.172964] RDX: 0000564984874e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.174248] RBP: 00007ffebe7aba80 R08: 0000000000000000 R09: 00007ffebe7ab120 [ 39.175522] R10: 0000000000000000 R11: 0000000000000246 R12: 00005649c43b0b10 [ 39.176781] R13: 00007ffebe7abeb0 R14: 00005649c43b12b0 R15: 00005649c43c56f0 [ 39.178080] [ 39.178502] irq event stamp: 1725 [ 39.178994] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 39.180023] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 39.181049] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 39.182102] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 39.182982] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.386433] ------------[ cut here ]------------ [ 41.387393] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.390119] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.391612] Modules linked in: [ 41.392259] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.394341] Tainted: [W]=WARN [ 41.394970] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.396494] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.397440] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.400727] RSP: 0018:ffff888015607bc0 EFLAGS: 00010286 [ 41.401794] RAX: 0000000000000000 RBX: ffffed1002ac0f78 RCX: ffffffff813a4050 [ 41.403126] RDX: ffff88801ad78000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.404455] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ac0f2f [ 41.405797] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.407125] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015607df8 [ 41.408452] FS: 00007f201b259900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.409952] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.411051] CR2: 00007f201b7bf4a6 CR3: 000000000ede2000 CR4: 0000000000350ef0 [ 41.412376] Call Trace: [ 41.412901] [ 41.413326] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.414263] ? __create_object+0x59/0x80 [ 41.415074] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.416073] __vmalloc_noprof+0x59/0x60 [ 41.416859] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.417716] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.418692] bpf_prog_alloc+0x39/0x200 [ 41.419451] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.420423] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.421359] do_seccomp+0x349/0x25e0 [ 41.422113] ? find_held_lock+0x2b/0x80 [ 41.422894] ? do_prlimit+0x310/0x610 [ 41.423625] ? __pfx_do_seccomp+0x10/0x10 [ 41.424436] ? do_raw_spin_unlock+0x53/0x220 [ 41.425293] ? _raw_spin_unlock+0x1e/0x40 [ 41.426181] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.427171] ? static_key_count+0x60/0x80 [ 41.428002] prctl_set_seccomp+0x4e/0x70 [ 41.428808] __do_sys_prctl+0xe6c/0x1d70 [ 41.429579] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.430483] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.431481] ? irqentry_exit+0xf3/0x650 [ 41.432281] do_syscall_64+0xbf/0x430 [ 41.433049] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.434051] RIP: 0033:0x7f201b74b5cd [ 41.434733] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 41.438065] RSP: 002b:00007ffd3d2710a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.439462] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f201b74b5cd [ 41.440788] RDX: 0000564ec216ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.442078] RBP: 00007ffd3d271100 R08: 0000000000000000 R09: 00007ffd3d2707a0 [ 41.443366] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564ee9da8240 [ 41.444669] R13: 00007ffd3d271530 R14: 0000564ee9db1380 R15: 0000564ee9dbc540 [ 41.445999] [ 41.446420] irq event stamp: 1801 [ 41.447070] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 41.448610] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 41.450104] softirqs last enabled at (1740): [] handle_softirqs+0x50c/0x770 [ 41.451083] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 41.452041] ---[ end trace 0000000000000000 ]--- [ 42.219022] ------------[ cut here ]------------ [ 42.219939] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.222008] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.223473] Modules linked in: [ 42.224107] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.226352] Tainted: [W]=WARN [ 42.227018] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.228487] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.229403] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.232597] RSP: 0018:ffff88801c487bc0 EFLAGS: 00010286 [ 42.233559] RAX: 0000000000000000 RBX: ffffed1003890f78 RCX: ffffffff813a4050 [ 42.234833] RDX: ffff8880184bb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.236103] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003890f2f [ 42.237378] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.238679] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c487df8 [ 42.239946] FS: 00007f89dde5a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.241369] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.242425] CR2: 00007fffe7876ef7 CR3: 000000001fe59000 CR4: 0000000000350ef0 [ 42.243705] Call Trace: [ 42.244195] [ 42.244605] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.245506] ? __create_object+0x59/0x80 [ 42.246300] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.247282] __vmalloc_noprof+0x59/0x60 [ 42.248046] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.248931] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.249880] bpf_prog_alloc+0x39/0x200 [ 42.250575] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.251512] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.252429] do_seccomp+0x349/0x25e0 [ 42.253151] ? find_held_lock+0x2b/0x80 [ 42.253922] ? do_prlimit+0x310/0x610 [ 42.254617] ? __pfx_do_seccomp+0x10/0x10 [ 42.255401] ? do_raw_spin_unlock+0x53/0x220 [ 42.256241] ? _raw_spin_unlock+0x1e/0x40 [ 42.257040] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.258091] ? static_key_count+0x60/0x80 [ 42.258907] prctl_set_seccomp+0x4e/0x70 [ 42.259653] __do_sys_prctl+0xe6c/0x1d70 [ 42.260441] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.261301] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.262306] ? irqentry_exit+0xf3/0x650 [ 42.263090] do_syscall_64+0xbf/0x430 [ 42.263831] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.264777] RIP: 0033:0x7f89de34c5cd [ 42.265452] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.268642] RSP: 002b:00007fffe7875bc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.270073] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f89de34c5cd [ 42.271365] RDX: 00005612ce823e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.272686] RBP: 00007fffe7875c20 R08: 0000000000000000 R09: 00007fffe78752c0 [ 42.274000] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561301022240 [ 42.275299] R13: 00007fffe7876050 R14: 0000561301021bf0 R15: 00005613010364d0 [ 42.276625] [ 42.277096] irq event stamp: 1797 [ 42.277723] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 42.279333] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 42.280883] softirqs last enabled at (1784): [] handle_softirqs+0x50c/0x770 [ 42.282457] softirqs last disabled at (1779): [] __irq_exit_rcu+0xc4/0x100 [ 42.283991] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:41584' (ECDSA) to the list of known hosts. 2025/11/17 09:23:04 fuzzer started 2025/11/17 09:23:04 dialing manager at localhost:37895 2025/11/17 09:23:04 checking machine... 2025/11/17 09:23:04 checking revisions... [ 43.207609] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:23:04 testing simple program... [ 43.286655] cgroup: Unknown subsys name 'net' [ 43.348229] cgroup: Unknown subsys name 'cpuset' [ 43.361458] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 09:23:03 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88800fc91bc0 RCX=ffff8880143b7374 RDX=0000000000000000 RSI=ffffffff81aaf8dc RDI=ffff88800fc91fbc RBP=ffff8880143b7478 RSP=ffff8880143b7398 R8 =0000000000000001 R9 =ffff8880143b7460 R10=000000000003c9ed R11=00000000000255ec R12=0000000000000000 R13=ffff8880143b7468 R14=ffff88800fc91bc0 R15=ffff8880143b7420 RIP=ffffffff815bd59a RFL=00000213 [----A-C] 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 00007f1f17b61900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1f17277000 CR3=000000000cf66000 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=93ccba776213299ec34f4392ab6bbed5 XMM02=0000000000302918d59e07bde36eea69 XMM03=0000000000302a40ec2efd57dc4c00df XMM04=da5bf82092a3a8f700000000000ae988 XMM05=bd706ca568d45c33000000000031fe30 XMM06=c5938a9613eece67000000000031e958 XMM07=fb795ef6d6577056000000000030c8e8 XMM08=2c67c8bc2e329bc30000000000302a40 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=fffffbfff0cc9eca RBX=fffffbfff0cc9ecb RCX=ffffffff8162b1b8 RDX=0000000000000001 RSI=0000000000000008 RDI=ffffffff8664f650 RBP=fffffbfff0cc9eca RSP=ffff88806cf08df0 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=ffff88806cf28500 R13=ffff88806cf28580 R14=00000009c3e0df40 R15=dffffc0000000000 RIP=ffffffff81b2d04b RFL=00000083 [--S---C] 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 00007f201b259900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd3d26b000 CR3=000000001fed9000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=0000006f730074696d7265705f6d6170 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000