[ 39.112124] ------------[ cut here ]------------ [ 39.113065] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.115106] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.116777] Modules linked in: [ 39.117480] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.119509] Tainted: [W]=WARN [ 39.120121] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.121613] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.122539] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 39.125761] RSP: 0018:ffff888016fb7bc0 EFLAGS: 00010286 [ 39.126760] RAX: 0000000000000000 RBX: ffffed1002df6f78 RCX: ffffffff813a4050 [ 39.128050] RDX: ffff888015ed1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.129333] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002df6f2f [ 39.130608] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.131920] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016fb7df8 [ 39.133228] FS: 00007f0971775900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.134670] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.135769] CR2: 00007f0971c67580 CR3: 000000000e3fa000 CR4: 0000000000350ef0 [ 39.137096] Call Trace: [ 39.137575] [ 39.138035] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.138899] ? __create_object+0x59/0x80 [ 39.139694] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.140676] __vmalloc_noprof+0x59/0x60 [ 39.141451] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.142337] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.143285] bpf_prog_alloc+0x39/0x200 [ 39.144709] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.145646] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.146546] do_seccomp+0x349/0x25e0 [ 39.147283] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.148181] ? __pfx_do_seccomp+0x10/0x10 [ 39.148915] ? find_held_lock+0x2b/0x80 [ 39.149693] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.150680] ? static_key_count+0x60/0x80 [ 39.151514] prctl_set_seccomp+0x4e/0x70 [ 39.152294] __do_sys_prctl+0xe6c/0x1d70 [ 39.153090] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.153896] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.154875] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.155842] ? irqentry_exit+0xf3/0x650 [ 39.156622] do_syscall_64+0xbf/0x430 [ 39.157364] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.158324] RIP: 0033:0x7f0971c675cd [ 39.159056] 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 [ 39.162218] RSP: 002b:00007fff09dc5a20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.163608] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0971c675cd [ 39.164880] RDX: 00005584b9671e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.166167] RBP: 00007fff09dc5a80 R08: 0000000000000000 R09: 00007fff09dc5120 [ 39.167373] R10: 0000000000000000 R11: 0000000000000246 R12: 00005584e82a62b0 [ 39.168437] R13: 00007fff09dc5eb0 R14: 00005584e82a8d20 R15: 00005584e82ba8d0 [ 39.169525] [ 39.169878] irq event stamp: 1793 [ 39.170425] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 39.171715] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 39.173003] softirqs last enabled at (1540): [] handle_softirqs+0x50c/0x770 [ 39.174287] softirqs last disabled at (1529): [] __irq_exit_rcu+0xc4/0x100 [ 39.175575] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.237194] ------------[ cut here ]------------ [ 42.238127] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.240136] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.241588] Modules linked in: [ 42.242270] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.244249] Tainted: [W]=WARN [ 42.244796] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.246250] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.247169] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.250323] RSP: 0018:ffff888019d77bc0 EFLAGS: 00010286 [ 42.251300] RAX: 0000000000000000 RBX: ffffed10033aef78 RCX: ffffffff813a4050 [ 42.252571] RDX: ffff88800f200000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.253850] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033aef2f [ 42.255130] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.256415] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019d77df8 [ 42.257689] FS: 00007fa2fca7a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.259130] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.260185] CR2: 00007ffd8574cef8 CR3: 000000000dec3000 CR4: 0000000000350ef0 [ 42.261476] Call Trace: [ 42.261988] [ 42.262394] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.263299] ? __create_object+0x59/0x80 [ 42.264076] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.265046] __vmalloc_noprof+0x59/0x60 [ 42.265750] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.266616] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.267561] bpf_prog_alloc+0x39/0x200 [ 42.268310] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.269250] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.270165] do_seccomp+0x349/0x25e0 [ 42.270860] ? find_held_lock+0x2b/0x80 [ 42.271621] ? do_prlimit+0x310/0x610 [ 42.272372] ? __pfx_do_seccomp+0x10/0x10 [ 42.273171] ? do_raw_spin_unlock+0x53/0x220 [ 42.274013] ? _raw_spin_unlock+0x1e/0x40 [ 42.274765] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.275750] ? static_key_count+0x60/0x80 [ 42.276564] prctl_set_seccomp+0x4e/0x70 [ 42.277344] __do_sys_prctl+0xe6c/0x1d70 [ 42.278143] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.279035] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.280019] ? irqentry_exit+0xf3/0x650 [ 42.280747] do_syscall_64+0xbf/0x430 [ 42.281498] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.282467] RIP: 0033:0x7fa2fcf6c5cd [ 42.283191] 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 [ 42.286386] RSP: 002b:00007ffd8574a5a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.287784] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa2fcf6c5cd [ 42.289081] RDX: 00005602168ece00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.290376] RBP: 00007ffd8574a600 R08: 0000000000000000 R09: 00007ffd85749ca0 [ 42.291688] R10: 0000000000000000 R11: 0000000000000246 R12: 00005602292a8b10 [ 42.292985] R13: 00007ffd8574aa30 R14: 00005602292a92b0 R15: 00005602292bd6f0 [ 42.294306] [ 42.294733] irq event stamp: 1785 [ 42.295406] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 42.296959] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 42.298499] softirqs last enabled at (1650): [] handle_softirqs+0x50c/0x770 [ 42.300069] softirqs last disabled at (1645): [] __irq_exit_rcu+0xc4/0x100 [ 42.301596] ---[ end trace 0000000000000000 ]--- [ 43.112667] ------------[ cut here ]------------ [ 43.113555] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.115490] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.117059] Modules linked in: [ 43.117640] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.119618] Tainted: [W]=WARN [ 43.120213] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.121675] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.122590] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 43.125735] RSP: 0018:ffff888013fcfbc0 EFLAGS: 00010286 [ 43.126697] RAX: 0000000000000000 RBX: ffffed10027f9f78 RCX: ffffffff813a4050 [ 43.127983] RDX: ffff888015d55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.129249] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027f9f2f [ 43.130511] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.131790] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013fcfdf8 [ 43.133054] FS: 00007fd4b2268900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.134478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.135537] CR2: 00007ffe3ea67ef8 CR3: 000000000e028000 CR4: 0000000000350ef0 [ 43.136826] Call Trace: [ 43.137320] [ 43.137727] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.138615] ? __create_object+0x59/0x80 [ 43.139399] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.140362] __vmalloc_noprof+0x59/0x60 [ 43.141100] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.141909] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.142851] bpf_prog_alloc+0x39/0x200 [ 43.143570] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.144462] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.145341] do_seccomp+0x349/0x25e0 [ 43.146041] ? find_held_lock+0x2b/0x80 [ 43.146756] ? do_prlimit+0x310/0x610 [ 43.147499] ? __pfx_do_seccomp+0x10/0x10 [ 43.148262] ? do_raw_spin_unlock+0x53/0x220 [ 43.149078] ? _raw_spin_unlock+0x1e/0x40 [ 43.149804] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.150748] ? static_key_count+0x60/0x80 [ 43.151548] prctl_set_seccomp+0x4e/0x70 [ 43.152304] __do_sys_prctl+0xe6c/0x1d70 [ 43.153061] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.153857] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.154818] ? irqentry_exit+0xf3/0x650 [ 43.155557] do_syscall_64+0xbf/0x430 [ 43.156292] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.157237] RIP: 0033:0x7fd4b275a5cd [ 43.157883] 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 [ 43.160991] RSP: 002b:00007ffe3ea65270 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.162318] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd4b275a5cd [ 43.163584] RDX: 000055b93980de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.164854] RBP: 00007ffe3ea652d0 R08: 0000000000000000 R09: 00007ffe3ea64970 [ 43.166106] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b94a161ad0 [ 43.167373] R13: 00007ffe3ea65700 R14: 000055b94a162bc0 R15: 000055b94a173780 [ 43.168659] [ 43.169112] irq event stamp: 1735 [ 43.169723] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 43.171208] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 43.172685] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 43.174187] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 43.175659] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:37300' (ECDSA) to the list of known hosts. 2025/11/18 10:34:06 fuzzer started 2025/11/18 10:34:06 dialing manager at localhost:34383 2025/11/18 10:34:06 checking machine... 2025/11/18 10:34:06 checking revisions... [ 44.163446] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:34:06 testing simple program... [ 44.250868] cgroup: Unknown subsys name 'net' [ 44.312865] cgroup: Unknown subsys name 'cpuset' [ 44.326987] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:34:05 Registers: info registers vcpu 0 RAX=ffffffff82642b40 RBX=0000000000000001 RCX=ffff88806ce089c4 RDX=ffff88806ce08ab8 RSI=ffffffff82642b40 RDI=ffff88806ce08a70 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a00 R8 =ffffffff869d948c R9 =0000000000000000 R10=000000000003c9ed R11=000000000000031f R12=0000000000000000 R13=ffff88806ce08ab8 R14=ffff888015d19bc0 R15=ffff88806ce08a70 RIP=ffffffff8135e474 RFL=00000246 [---Z-P-] 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 00007fa2fca7a900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd85744000 CR3=000000000e260000 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=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001a9b7 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb8b473e028 CR3=000000000b629000 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=3fb8ba117865c7ae5948bcfd8f0b6af4 XMM02=0000000000301710ec2efd57dc4c00df XMM03=000000000030d580b5e425e620de8e12 XMM04=6dd512de99b8a50a00000000000ae988 XMM05=d96330e2d2db8632000000000031def0 XMM06=474038aa6c007e1f000000000031dd78 XMM07=e042d86d42eb936e000000000030d800 XMM08=b5e425e620de8e120000000000301770 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000