[ 46.569204] ------------[ cut here ]------------ [ 46.570269] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.572498] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/237 [ 46.574214] Modules linked in: [ 46.574946] CPU: 0 UID: 104 PID: 237 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.577177] Tainted: [W]=WARN [ 46.577854] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.579503] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.580529] 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 [ 46.584097] RSP: 0018:ffff888017f27bc0 EFLAGS: 00010286 [ 46.585225] RAX: 0000000000000000 RBX: ffffed1002fe4f78 RCX: ffffffff813a4050 [ 46.586676] RDX: ffff88800e1f8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.588139] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fe4f2f [ 46.589570] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.591017] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017f27df8 [ 46.592460] FS: 00007f7cc6cb6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.594088] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.595296] CR2: 00007f7cc71a8580 CR3: 000000000dd8a000 CR4: 0000000000350ef0 [ 46.596723] Call Trace: [ 46.597249] [ 46.597759] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.598771] ? __create_object+0x59/0x80 [ 46.599607] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.600741] __vmalloc_noprof+0x59/0x60 [ 46.601540] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.602519] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.603592] bpf_prog_alloc+0x39/0x200 [ 46.604430] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.605480] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.606502] do_seccomp+0x349/0x25e0 [ 46.607320] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.608332] ? __pfx_do_seccomp+0x10/0x10 [ 46.609223] ? find_held_lock+0x2b/0x80 [ 46.610077] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.611196] ? static_key_count+0x60/0x80 [ 46.612098] prctl_set_seccomp+0x4e/0x70 [ 46.612982] __do_sys_prctl+0xe6c/0x1d70 [ 46.613888] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.614864] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.615943] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.617041] ? irqentry_exit+0xf3/0x650 [ 46.617914] do_syscall_64+0xbf/0x430 [ 46.618759] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.619845] RIP: 0033:0x7f7cc71a85cd [ 46.620580] 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 [ 46.624162] RSP: 002b:00007ffc9293a110 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.625707] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7cc71a85cd [ 46.627158] RDX: 00005634c1fe4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.628377] RBP: 00007ffc9293a170 R08: 0000000000000000 R09: 00007ffc92939810 [ 46.629469] R10: 0000000000000000 R11: 0000000000000246 R12: 00005634e47e52b0 [ 46.630552] R13: 00007ffc9293a5a0 R14: 00005634e47e7d20 R15: 00005634e47f98d0 [ 46.631671] [ 46.632036] irq event stamp: 1767 [ 46.632559] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 46.633859] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 46.635163] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 46.636492] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100 [ 46.637784] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.395944] ------------[ cut here ]------------ [ 49.396903] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.398894] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 49.400355] Modules linked in: [ 49.401007] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.403011] Tainted: [W]=WARN [ 49.403565] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.405028] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.405958] 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 [ 49.409142] RSP: 0018:ffff88801b1f7bc0 EFLAGS: 00010286 [ 49.410131] RAX: 0000000000000000 RBX: ffffed100363ef78 RCX: ffffffff813a4050 [ 49.411437] RDX: ffff888017e6d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.412722] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100363ef2f [ 49.414000] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.415296] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b1f7df8 [ 49.416584] FS: 00007f0438f00900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.418014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.419083] CR2: 00007fff5981cef7 CR3: 000000000de21000 CR4: 0000000000350ef0 [ 49.420379] Call Trace: [ 49.420894] [ 49.421305] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.422213] ? __create_object+0x59/0x80 [ 49.423006] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.423989] __vmalloc_noprof+0x59/0x60 [ 49.424769] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.425601] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.426534] bpf_prog_alloc+0x39/0x200 [ 49.427285] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.428222] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.429135] do_seccomp+0x349/0x25e0 [ 49.429856] ? find_held_lock+0x2b/0x80 [ 49.430585] ? do_prlimit+0x310/0x610 [ 49.431346] ? __pfx_do_seccomp+0x10/0x10 [ 49.432132] ? do_raw_spin_unlock+0x53/0x220 [ 49.432966] ? _raw_spin_unlock+0x1e/0x40 [ 49.433751] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.434720] ? static_key_count+0x60/0x80 [ 49.435486] prctl_set_seccomp+0x4e/0x70 [ 49.436256] __do_sys_prctl+0xe6c/0x1d70 [ 49.437055] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.437920] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.438899] ? irqentry_exit+0xf3/0x650 [ 49.439625] do_syscall_64+0xbf/0x430 [ 49.440373] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.441344] RIP: 0033:0x7f04393f25cd [ 49.442042] 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 [ 49.445247] RSP: 002b:00007fff5981a6c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.446615] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04393f25cd [ 49.447934] RDX: 0000561c51e01e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.449237] RBP: 00007fff5981a720 R08: 0000000000000000 R09: 00007fff59819dc0 [ 49.450509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561c6fb73ad0 [ 49.451809] R13: 00007fff5981ab50 R14: 0000561c6fb74bc0 R15: 0000561c6fb85780 [ 49.453121] [ 49.453548] irq event stamp: 1745 [ 49.454186] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 49.455736] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 49.457250] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 49.458786] softirqs last disabled at (1699): [] __irq_exit_rcu+0xc4/0x100 [ 49.460318] ---[ end trace 0000000000000000 ]--- [ 50.063893] ------------[ cut here ]------------ [ 50.064796] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.066787] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 50.068259] Modules linked in: [ 50.069124] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.071185] Tainted: [W]=WARN [ 50.071789] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.073261] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.074171] 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 [ 50.077321] RSP: 0018:ffff888016ad7bc0 EFLAGS: 00010286 [ 50.078288] RAX: 0000000000000000 RBX: ffffed1002d5af78 RCX: ffffffff813a4050 [ 50.079582] RDX: ffff888017e69bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.080855] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d5af2f [ 50.082151] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.083448] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ad7df8 [ 50.084712] FS: 00007f7a067e8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.086128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.087187] CR2: 00007ffc568c7ef7 CR3: 000000001fb69000 CR4: 0000000000350ef0 [ 50.088465] Call Trace: [ 50.088982] [ 50.089391] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.090272] ? __create_object+0x59/0x80 [ 50.091056] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.092013] __vmalloc_noprof+0x59/0x60 [ 50.092763] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.093578] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.094488] bpf_prog_alloc+0x39/0x200 [ 50.095219] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.096131] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.097024] do_seccomp+0x349/0x25e0 [ 50.097737] ? find_held_lock+0x2b/0x80 [ 50.098443] ? do_prlimit+0x310/0x610 [ 50.099184] ? __pfx_do_seccomp+0x10/0x10 [ 50.099956] ? do_raw_spin_unlock+0x53/0x220 [ 50.100774] ? _raw_spin_unlock+0x1e/0x40 [ 50.101498] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.102442] ? static_key_count+0x60/0x80 [ 50.103236] prctl_set_seccomp+0x4e/0x70 [ 50.104001] __do_sys_prctl+0xe6c/0x1d70 [ 50.104772] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.105573] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.106524] ? irqentry_exit+0xf3/0x650 [ 50.107293] do_syscall_64+0xbf/0x430 [ 50.108020] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.108967] RIP: 0033:0x7f7a06cda5cd [ 50.109617] 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 [ 50.112766] RSP: 002b:00007ffc568c6a40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.114101] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7a06cda5cd [ 50.115374] RDX: 0000564695e35e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.116631] RBP: 00007ffc568c6aa0 R08: 0000000000000000 R09: 00007ffc568c6140 [ 50.117906] R10: 0000000000000000 R11: 0000000000000246 R12: 00005646c08ccad0 [ 50.119181] R13: 00007ffc568c6ed0 R14: 00005646c08cdbc0 R15: 00005646c08de780 [ 50.120253] [ 50.120603] irq event stamp: 1783 [ 50.121141] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 50.122391] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 50.123667] softirqs last enabled at (1394): [] handle_softirqs+0x50c/0x770 [ 50.124945] softirqs last disabled at (1389): [] __irq_exit_rcu+0xc4/0x100 [ 50.126189] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:26787' (ECDSA) to the list of known hosts. 2025/11/18 12:49:54 fuzzer started 2025/11/18 12:49:55 dialing manager at localhost:34383 2025/11/18 12:49:55 checking machine... 2025/11/18 12:49:55 checking revisions... [ 51.166724] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:49:55 testing simple program... [ 51.269920] cgroup: Unknown subsys name 'net' [ 51.322810] cgroup: Unknown subsys name 'cpuset' [ 51.348902] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 12:49:54 Registers: info registers vcpu 0 RAX=0000000000000007 RBX=ffff88800a443780 RCX=ffff88806ce08974 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff88800a443b7c RBP=ffff88800a443780 RSP=ffff88806ce08980 R8 =0000000000000001 R9 =ffff88806ce08a60 R10=000000000003c9ed R11=0000000000011c66 R12=ffff88800a443780 R13=ffff88806ce08a68 R14=ffff888017fbf740 R15=ffff88806ce08a20 RIP=ffffffff815d2c17 RFL=00000202 [-------] 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 00007f0438f00900 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=00007f0438ec5008 CR3=000000001faab000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff0cd6570 RBX=ffffffff866b2b84 RCX=ffffffff813c14f3 RDX=0000000000000000 RSI=ffffffff86a0ba2c RDI=ffffffff866b2b64 RBP=ffffffff866b2b84 RSP=ffff88806cf089d8 R8 =ffffffff86a0ba2c R9 =0000000000000000 R10=000000000003c9ed R11=0000000000008972 R12=ffffffff866b2b88 R13=ffffffff866b2b64 R14=ffffffff866b2b80 R15=dffffc0000000000 RIP=ffffffff8135daaf 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd3b2d5c78 CR3=000000000ce2d000 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=47329134ecc3b083cf4f7f7307885937 XMM02=0000000000303ea8ec2efd57dc4c00df XMM03=00000000003113888fad1ae5ba65c63b XMM04=052b72a9cefc49dc00000000000ae988 XMM05=0b916e8d818af56e0000000000320990 XMM06=3e829fc8c8edc9900000000000320388 XMM07=e042d86d42eb936e0000000000311608 XMM08=8fad1ae5ba65c63b0000000000303f08 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000