[ 39.521053] ------------[ cut here ]------------ [ 39.521823] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.523550] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 39.524780] Modules linked in: [ 39.525283] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.526969] Tainted: [W]=WARN [ 39.527871] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.529140] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.529914] 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 [ 39.532590] RSP: 0018:ffff88801b9dfbc0 EFLAGS: 00010286 [ 39.533407] RAX: 0000000000000000 RBX: ffffed100373bf78 RCX: ffffffff813a4050 [ 39.534461] RDX: ffff888013eab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.535546] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100373bf2f [ 39.536618] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.537698] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b9dfdf8 [ 39.538800] FS: 00007fa2330c0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.540020] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.540898] CR2: 00007ffee4764ef7 CR3: 000000000c53f000 CR4: 0000000000350ef0 [ 39.541962] Call Trace: [ 39.542351] [ 39.542733] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.543485] ? __create_object+0x59/0x80 [ 39.544095] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.544908] __vmalloc_noprof+0x59/0x60 [ 39.545543] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.546241] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.547042] bpf_prog_alloc+0x39/0x200 [ 39.547650] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.548442] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.549163] do_seccomp+0x349/0x25e0 [ 39.549756] ? find_held_lock+0x2b/0x80 [ 39.550353] ? do_prlimit+0x310/0x610 [ 39.550975] ? __pfx_do_seccomp+0x10/0x10 [ 39.551637] ? do_raw_spin_unlock+0x53/0x220 [ 39.552297] ? _raw_spin_unlock+0x1e/0x40 [ 39.552954] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.553757] ? static_key_count+0x60/0x80 [ 39.554421] prctl_set_seccomp+0x4e/0x70 [ 39.555037] __do_sys_prctl+0xe6c/0x1d70 [ 39.555686] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.556359] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.557161] ? irqentry_exit+0xf3/0x650 [ 39.557807] do_syscall_64+0xbf/0x430 [ 39.558427] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.559208] RIP: 0033:0x7fa2335b25cd [ 39.559803] 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 [ 39.562493] RSP: 002b:00007ffee4763ad0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.563657] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa2335b25cd [ 39.564738] RDX: 000055bcfdfa6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.565816] RBP: 00007ffee4763b30 R08: 0000000000000000 R09: 00007ffee47631d0 [ 39.566908] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bd12921ad0 [ 39.567984] R13: 00007ffee4763f60 R14: 000055bd12922bc0 R15: 000055bd12933780 [ 39.569078] [ 39.569472] irq event stamp: 1887 [ 39.569985] hardirqs last enabled at (1895): [] __up_console_sem+0x78/0x80 [ 39.571282] hardirqs last disabled at (1904): [] __up_console_sem+0x5d/0x80 [ 39.572574] softirqs last enabled at (1430): [] handle_softirqs+0x50c/0x770 [ 39.573884] softirqs last disabled at (1417): [] __irq_exit_rcu+0xc4/0x100 [ 39.575188] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.867675] ------------[ cut here ]------------ [ 42.868668] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.870927] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.872505] Modules linked in: [ 42.873167] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.875408] Tainted: [W]=WARN [ 42.876194] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.877880] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.878965] 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 [ 42.882408] RSP: 0018:ffff888016b0fbc0 EFLAGS: 00010286 [ 42.883550] RAX: 0000000000000000 RBX: ffffed1002d61f78 RCX: ffffffff813a4050 [ 42.885124] RDX: ffff88800f6d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.886587] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d61f2f [ 42.888064] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.889527] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b0fdf8 [ 42.890940] FS: 00007fcde640f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.892537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.893664] CR2: 00007ffc06f93ef7 CR3: 0000000016631000 CR4: 0000000000350ef0 [ 42.895097] Call Trace: [ 42.895815] [ 42.896291] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.897705] ? __create_object+0x59/0x80 [ 42.898854] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.899927] __vmalloc_noprof+0x59/0x60 [ 42.900693] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.901571] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.902580] bpf_prog_alloc+0x39/0x200 [ 42.903410] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.904584] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.905589] do_seccomp+0x349/0x25e0 [ 42.906439] ? find_held_lock+0x2b/0x80 [ 42.907232] ? do_prlimit+0x310/0x610 [ 42.907986] ? __pfx_do_seccomp+0x10/0x10 [ 42.908838] ? do_raw_spin_unlock+0x53/0x220 [ 42.909757] ? _raw_spin_unlock+0x1e/0x40 [ 42.910547] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.911523] ? static_key_count+0x60/0x80 [ 42.912266] prctl_set_seccomp+0x4e/0x70 [ 42.913017] __do_sys_prctl+0xe6c/0x1d70 [ 42.913815] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.914779] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.915805] ? irqentry_exit+0xf3/0x650 [ 42.916548] do_syscall_64+0xbf/0x430 [ 42.917186] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.918272] RIP: 0033:0x7fcde69015cd [ 42.918941] 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 [ 42.921869] RSP: 002b:00007ffc06f91bb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.923091] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcde69015cd [ 42.924189] RDX: 000055868e6fbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.925387] RBP: 00007ffc06f91c10 R08: 0000000000000000 R09: 00007ffc06f912b0 [ 42.926616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558694e87ad0 [ 42.927965] R13: 00007ffc06f92040 R14: 0000558694e88bc0 R15: 0000558694e99780 [ 42.929169] [ 42.929576] irq event stamp: 1923 [ 42.930088] hardirqs last enabled at (1931): [] __up_console_sem+0x78/0x80 [ 42.931572] hardirqs last disabled at (1942): [] __up_console_sem+0x5d/0x80 [ 42.932848] softirqs last enabled at (1844): [] handle_softirqs+0x50c/0x770 [ 42.934226] softirqs last disabled at (1837): [] __irq_exit_rcu+0xc4/0x100 [ 42.935628] ---[ end trace 0000000000000000 ]--- [ 43.795899] ------------[ cut here ]------------ [ 43.796668] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.798412] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.799687] Modules linked in: [ 43.800181] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.801841] Tainted: [W]=WARN [ 43.802305] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.803542] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.804263] 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 [ 43.806910] RSP: 0018:ffff88801a39fbc0 EFLAGS: 00010286 [ 43.807735] RAX: 0000000000000000 RBX: ffffed1003473f78 RCX: ffffffff813a4050 [ 43.808809] RDX: ffff888016810000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.809891] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003473f2f [ 43.810961] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.812027] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a39fdf8 [ 43.813106] FS: 00007fde73016900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.814305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.815205] CR2: 00007fde73508580 CR3: 000000000efa9000 CR4: 0000000000350ef0 [ 43.816276] Call Trace: [ 43.816685] [ 43.817036] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.817775] ? __create_object+0x59/0x80 [ 43.818435] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.819220] __vmalloc_noprof+0x59/0x60 [ 43.819856] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.820583] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.821323] bpf_prog_alloc+0x39/0x200 [ 43.821940] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.822713] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.823463] do_seccomp+0x349/0x25e0 [ 43.824027] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.824783] ? __pfx_do_seccomp+0x10/0x10 [ 43.825438] ? find_held_lock+0x2b/0x80 [ 43.826038] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.826844] ? static_key_count+0x60/0x80 [ 43.827504] prctl_set_seccomp+0x4e/0x70 [ 43.828110] __do_sys_prctl+0xe6c/0x1d70 [ 43.828759] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.829476] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.830233] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.831049] ? irqentry_exit+0xf3/0x650 [ 43.831694] do_syscall_64+0xbf/0x430 [ 43.832273] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.833062] RIP: 0033:0x7fde735085cd [ 43.833649] 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 [ 43.836292] RSP: 002b:00007fff66fa66d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.837426] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde735085cd [ 43.838497] RDX: 000055907f3e6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.839566] RBP: 00007fff66fa6730 R08: 0000000000000000 R09: 00007fff66fa5dd0 [ 43.840645] R10: 0000000000000000 R11: 0000000000000246 R12: 000055908bd69ad0 [ 43.841721] R13: 00007fff66fa6b60 R14: 000055908bd6abc0 R15: 000055908bd7b780 [ 43.842821] [ 43.843175] irq event stamp: 1743 [ 43.843713] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 43.844982] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 43.846259] softirqs last enabled at (1256): [] handle_softirqs+0x50c/0x770 [ 43.847570] softirqs last disabled at (1781): [] __irq_exit_rcu+0xc4/0x100 [ 43.848837] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:11603' (ECDSA) to the list of known hosts. 2025/11/17 21:23:15 fuzzer started 2025/11/17 21:23:15 dialing manager at localhost:37895 2025/11/17 21:23:15 checking machine... 2025/11/17 21:23:15 checking revisions... [ 44.746977] kmemleak: Automatic memory scanning thread ended 2025/11/17 21:23:16 testing simple program... [ 44.845698] cgroup: Unknown subsys name 'net' [ 44.909892] cgroup: Unknown subsys name 'cpuset' [ 44.928259] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:23:15 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08938 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c7d20 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88806ce08a30 RIP=ffffffff815bcf75 RFL=00000247 [---Z-PC] 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 00007fcde640f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcde69c6618 CR3=000000000e01b000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001d1c7 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f826ee89008 CR3=000000000e21e000 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=cbbd24db359833bdee4af077a2096365 XMM02=0000000000306350ec2efd57dc4c00df XMM03=000000000030f380146f717ed1090006 XMM04=e10448ed1d36737000000000000ae988 XMM05=0b39c798a71319b6000000000031ff28 XMM06=010df2c0977232690000000000319c10 XMM07=e042d86d42eb936e000000000030f658 XMM08=146f717ed109000600000000003063b0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000