[ 45.781677] ------------[ cut here ]------------ [ 45.782613] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.784694] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 45.786248] Modules linked in: [ 45.786869] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.788863] Tainted: [W]=WARN [ 45.789459] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.790955] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.791835] 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 [ 45.795263] RSP: 0018:ffff88801756fbc0 EFLAGS: 00010286 [ 45.796313] RAX: 0000000000000000 RBX: ffffed1002eadf78 RCX: ffffffff813a4050 [ 45.797592] RDX: ffff888016351bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.798901] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eadf2f [ 45.800189] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.801470] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801756fdf8 [ 45.802770] FS: 00007f309a797900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.804216] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.805292] CR2: 00007fffd33a5ef8 CR3: 000000000cb89000 CR4: 0000000000350ef0 [ 45.806592] Call Trace: [ 45.807107] [ 45.807519] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.808427] ? __create_object+0x59/0x80 [ 45.809226] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.810199] __vmalloc_noprof+0x59/0x60 [ 45.810966] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.811799] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.812725] bpf_prog_alloc+0x39/0x200 [ 45.813448] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.814406] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.815314] do_seccomp+0x349/0x25e0 [ 45.816035] ? find_held_lock+0x2b/0x80 [ 45.816751] ? do_prlimit+0x310/0x610 [ 45.817500] ? __pfx_do_seccomp+0x10/0x10 [ 45.818302] ? do_raw_spin_unlock+0x53/0x220 [ 45.819143] ? _raw_spin_unlock+0x1e/0x40 [ 45.819901] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.820884] ? static_key_count+0x60/0x80 [ 45.821693] prctl_set_seccomp+0x4e/0x70 [ 45.822482] __do_sys_prctl+0xe6c/0x1d70 [ 45.823262] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.824119] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.825100] ? irqentry_exit+0xf3/0x650 [ 45.825826] do_syscall_64+0xbf/0x430 [ 45.826586] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.827549] RIP: 0033:0x7f309ac895cd [ 45.828269] 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 [ 45.831492] RSP: 002b:00007fffd33a33e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.832861] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f309ac895cd [ 45.834142] RDX: 0000564957cd1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.835440] RBP: 00007fffd33a3440 R08: 0000000000000000 R09: 00007fffd33a2ae0 [ 45.836729] R10: 0000000000000000 R11: 0000000000000246 R12: 000056499228aad0 [ 45.838013] R13: 00007fffd33a3870 R14: 000056499228bbc0 R15: 000056499229c780 [ 45.839333] [ 45.839766] irq event stamp: 1813 [ 45.840420] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 45.841963] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 45.843523] softirqs last enabled at (1416): [] handle_softirqs+0x50c/0x770 [ 45.845074] softirqs last disabled at (1411): [] __irq_exit_rcu+0xc4/0x100 [ 45.846601] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.783058] ------------[ cut here ]------------ [ 48.784010] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.786071] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 48.787539] Modules linked in: [ 48.788179] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.790425] Tainted: [W]=WARN [ 48.791101] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.792592] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.793514] 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 [ 48.796700] RSP: 0018:ffff88801b847bc0 EFLAGS: 00010286 [ 48.797685] RAX: 0000000000000000 RBX: ffffed1003708f78 RCX: ffffffff813a4050 [ 48.798973] RDX: ffff888015eb1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.800254] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003708f2f [ 48.801543] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.802842] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b847df8 [ 48.804125] FS: 00007f1c97303900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.805574] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.806648] CR2: 00007f1c977f5580 CR3: 000000000cbc2000 CR4: 0000000000350ef0 [ 48.807948] Call Trace: [ 48.808421] [ 48.808832] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.809717] ? __create_object+0x59/0x80 [ 48.810497] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.811474] __vmalloc_noprof+0x59/0x60 [ 48.812239] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.813125] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.814062] bpf_prog_alloc+0x39/0x200 [ 48.814761] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.815680] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.816583] do_seccomp+0x349/0x25e0 [ 48.817304] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.818197] ? __pfx_do_seccomp+0x10/0x10 [ 48.818982] ? find_held_lock+0x2b/0x80 [ 48.819697] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.820663] ? static_key_count+0x60/0x80 [ 48.821453] prctl_set_seccomp+0x4e/0x70 [ 48.822235] __do_sys_prctl+0xe6c/0x1d70 [ 48.823029] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.823838] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.824809] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.825775] ? irqentry_exit+0xf3/0x650 [ 48.826564] do_syscall_64+0xbf/0x430 [ 48.827315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.828260] RIP: 0033:0x7f1c977f55cd [ 48.828907] 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 [ 48.832078] RSP: 002b:00007fffd3ebe8d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.833422] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1c977f55cd [ 48.834709] RDX: 0000560872385e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.835990] RBP: 00007fffd3ebe930 R08: 0000000000000000 R09: 00007fffd3ebdfd0 [ 48.837252] R10: 0000000000000000 R11: 0000000000000246 R12: 00005608adf53b10 [ 48.838519] R13: 00007fffd3ebed60 R14: 00005608adf542b0 R15: 00005608adf686f0 [ 48.839803] [ 48.840265] irq event stamp: 1805 [ 48.840866] hardirqs last enabled at (1813): [] __up_console_sem+0x78/0x80 [ 48.842362] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 48.843743] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 48.844727] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 48.845685] ---[ end trace 0000000000000000 ]--- [ 49.537572] ------------[ cut here ]------------ [ 49.538555] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.540563] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 49.542228] Modules linked in: [ 49.542842] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.544891] Tainted: [W]=WARN [ 49.545497] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.546978] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.547832] 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 [ 49.550979] RSP: 0018:ffff888016b7fbc0 EFLAGS: 00010286 [ 49.551898] RAX: 0000000000000000 RBX: ffffed1002d6ff78 RCX: ffffffff813a4050 [ 49.553206] RDX: ffff888017341bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.554504] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d6ff2f [ 49.555793] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.557073] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b7fdf8 [ 49.558350] FS: 00007f16bf661900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.559799] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.560852] CR2: 00007f16bfb53580 CR3: 000000000e404000 CR4: 0000000000350ef0 [ 49.562159] Call Trace: [ 49.562641] [ 49.563090] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.563984] ? __create_object+0x59/0x80 [ 49.564723] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.565687] __vmalloc_noprof+0x59/0x60 [ 49.566448] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.567315] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.568249] bpf_prog_alloc+0x39/0x200 [ 49.568991] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.569883] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.570797] do_seccomp+0x349/0x25e0 [ 49.571520] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.572426] ? __pfx_do_seccomp+0x10/0x10 [ 49.573217] ? find_held_lock+0x2b/0x80 [ 49.573974] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.574897] ? static_key_count+0x60/0x80 [ 49.575706] prctl_set_seccomp+0x4e/0x70 [ 49.576483] __do_sys_prctl+0xe6c/0x1d70 [ 49.577279] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.578146] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.579131] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.580109] ? irqentry_exit+0xf3/0x650 [ 49.580823] do_syscall_64+0xbf/0x430 [ 49.581555] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.582498] RIP: 0033:0x7f16bfb535cd [ 49.583203] 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 [ 49.586343] RSP: 002b:00007ffe64a0e820 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.587703] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16bfb535cd [ 49.588970] RDX: 000055ec4042ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.590229] RBP: 00007ffe64a0e880 R08: 0000000000000000 R09: 00007ffe64a0df20 [ 49.591517] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ec5dbf6b10 [ 49.592787] R13: 00007ffe64a0ecb0 R14: 000055ec5dbf72b0 R15: 000055ec5dc0b6f0 [ 49.594068] [ 49.594502] irq event stamp: 1835 [ 49.595081] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80 [ 49.596041] hardirqs last disabled at (1854): [] __up_console_sem+0x5d/0x80 [ 49.596999] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 49.597974] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 49.598907] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:34918' (ECDSA) to the list of known hosts. 2025/11/18 10:56:55 fuzzer started 2025/11/18 10:56:56 dialing manager at localhost:34383 2025/11/18 10:56:56 checking machine... 2025/11/18 10:56:56 checking revisions... [ 50.480181] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:56:56 testing simple program... [ 50.570978] cgroup: Unknown subsys name 'net' [ 50.627473] cgroup: Unknown subsys name 'cpuset' [ 50.645106] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:56:55 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff81434c94 RDX=ffff8880170a1bc0 RSI=ffffffff81434ca1 RDI=0000000000000005 RBP=ffff888016226a80 RSP=ffff888016dffbb0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff8880170a1bc0 R13=ffffffff85d069a0 R14=ffff88801c4d1700 R15=ffffffff8899cb80 RIP=ffffffff81751e4b 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 00007f1c97303900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffd3eb8000 CR3=000000001faca000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000225bd 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 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007eff9b351018 CR3=000000000d76d000 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=fbaa2ad8d26890b20244543ee935c38d XMM02=00000000003041a8ec2efd57dc4c00df XMM03=0000000000310388ee699b267449efa7 XMM04=20b276e61e30056400000000000ae988 XMM05=e31b5bbe1bcf4d630000000000320d20 XMM06=474038aa6c007e1f000000000031fa50 XMM07=e042d86d42eb936e0000000000311080 XMM08=ee699b267449efa70000000000304208 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000