[ 45.577328] ------------[ cut here ]------------ [ 45.578069] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.579708] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 45.580866] Modules linked in: [ 45.581337] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.582933] Tainted: [W]=WARN [ 45.583374] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.584573] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.585270] 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 [ 45.587812] RSP: 0018:ffff888016377bc0 EFLAGS: 00010286 [ 45.588603] RAX: 0000000000000000 RBX: ffffed1002c6ef78 RCX: ffffffff813a4050 [ 45.589632] RDX: ffff888016fb0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.590661] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c6ef2f [ 45.591698] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.592722] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016377df8 [ 45.593751] FS: 00007fa79b4b0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.594902] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.595762] CR2: 00007fff8e139ef8 CR3: 000000000d200000 CR4: 0000000000350ef0 [ 45.596785] Call Trace: [ 45.597159] [ 45.597530] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.598221] ? __create_object+0x59/0x80 [ 45.598850] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.599666] __vmalloc_noprof+0x59/0x60 [ 45.600242] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.600944] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.601689] bpf_prog_alloc+0x39/0x200 [ 45.602248] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.602990] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.603724] do_seccomp+0x349/0x25e0 [ 45.604265] ? find_held_lock+0x2b/0x80 [ 45.604873] ? do_prlimit+0x310/0x610 [ 45.605464] ? __pfx_do_seccomp+0x10/0x10 [ 45.606060] ? do_raw_spin_unlock+0x53/0x220 [ 45.606722] ? _raw_spin_unlock+0x1e/0x40 [ 45.607315] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.608098] ? static_key_count+0x60/0x80 [ 45.608751] prctl_set_seccomp+0x4e/0x70 [ 45.609336] __do_sys_prctl+0xe6c/0x1d70 [ 45.609960] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.610937] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.611726] ? irqentry_exit+0xf3/0x650 [ 45.612299] do_syscall_64+0xbf/0x430 [ 45.612890] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.613654] RIP: 0033:0x7fa79b9a25cd [ 45.614180] 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 [ 45.616722] RSP: 002b:00007fff8e1382d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.617817] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa79b9a25cd [ 45.618840] RDX: 00005648dafa6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.619870] RBP: 00007fff8e138330 R08: 0000000000000000 R09: 00007fff8e1379d0 [ 45.620893] R10: 0000000000000000 R11: 0000000000000246 R12: 000056491962fad0 [ 45.621917] R13: 00007fff8e138760 R14: 0000564919630bc0 R15: 0000564919641780 [ 45.622958] [ 45.623296] irq event stamp: 1699 [ 45.623823] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 45.625039] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 45.626247] softirqs last enabled at (1380): [] handle_softirqs+0x50c/0x770 [ 45.627476] softirqs last disabled at (1375): [] __irq_exit_rcu+0xc4/0x100 [ 45.628697] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 47.819374] ------------[ cut here ]------------ [ 47.820282] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.822168] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 47.823573] Modules linked in: [ 47.824130] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 47.826239] Tainted: [W]=WARN [ 47.826885] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.828304] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.829163] 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 [ 47.832199] RSP: 0018:ffff888017567bc0 EFLAGS: 00010286 [ 47.833135] RAX: 0000000000000000 RBX: ffffed1002eacf78 RCX: ffffffff813a4050 [ 47.834348] RDX: ffff888017ae8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.835591] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eacf2f [ 47.836816] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.838048] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017567df8 [ 47.839272] FS: 00007f4706e42900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.840643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.841643] CR2: 00007f4707334580 CR3: 000000001f876000 CR4: 0000000000350ef0 [ 47.842852] Call Trace: [ 47.843286] [ 47.843725] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.844583] ? __create_object+0x59/0x80 [ 47.845291] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.846203] __vmalloc_noprof+0x59/0x60 [ 47.846928] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.847776] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.848673] bpf_prog_alloc+0x39/0x200 [ 47.849336] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.850215] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.851077] do_seccomp+0x349/0x25e0 [ 47.851773] ? __pfx_css_rstat_updated+0x10/0x10 [ 47.852637] ? __pfx_do_seccomp+0x10/0x10 [ 47.853339] ? find_held_lock+0x2b/0x80 [ 47.854056] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.854982] ? static_key_count+0x60/0x80 [ 47.855761] prctl_set_seccomp+0x4e/0x70 [ 47.856507] __do_sys_prctl+0xe6c/0x1d70 [ 47.857211] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.858026] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.858949] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.859872] ? irqentry_exit+0xf3/0x650 [ 47.860608] do_syscall_64+0xbf/0x430 [ 47.861273] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.862180] RIP: 0033:0x7f47073345cd [ 47.862853] 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 [ 47.865894] RSP: 002b:00007ffeeb60a270 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.867183] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47073345cd [ 47.868425] RDX: 000055b9ef2c4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.869637] RBP: 00007ffeeb60a2d0 R08: 0000000000000000 R09: 00007ffeeb609970 [ 47.870868] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b9f9efead0 [ 47.872112] R13: 00007ffeeb60a700 R14: 000055b9f9effbc0 R15: 000055b9f9f10780 [ 47.873347] [ 47.873796] irq event stamp: 1781 [ 47.874369] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 47.875864] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 47.877306] softirqs last enabled at (1384): [] handle_softirqs+0x50c/0x770 [ 47.878778] softirqs last disabled at (1379): [] __irq_exit_rcu+0xc4/0x100 [ 47.880237] ---[ end trace 0000000000000000 ]--- [ 48.798845] ------------[ cut here ]------------ [ 48.799766] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.801759] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 48.803212] Modules linked in: [ 48.803841] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.805846] Tainted: [W]=WARN [ 48.806395] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.809286] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.810274] 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 [ 48.813450] RSP: 0018:ffff88801ad7fbc0 EFLAGS: 00010286 [ 48.814378] RAX: 0000000000000000 RBX: ffffed10035aff78 RCX: ffffffff813a4050 [ 48.815734] RDX: ffff888016453780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.817010] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035aff2f [ 48.818273] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.819553] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ad7fdf8 [ 48.820817] FS: 00007ff5daab0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.822251] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.823298] CR2: 00007fffcd4c8ef8 CR3: 000000001f338000 CR4: 0000000000350ef0 [ 48.824594] Call Trace: [ 48.825061] [ 48.825504] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.826342] ? __create_object+0x59/0x80 [ 48.827106] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.828062] __vmalloc_noprof+0x59/0x60 [ 48.828828] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.829705] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.830636] bpf_prog_alloc+0x39/0x200 [ 48.831316] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.832246] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.833145] do_seccomp+0x349/0x25e0 [ 48.833852] ? find_held_lock+0x2b/0x80 [ 48.834602] ? do_prlimit+0x310/0x610 [ 48.835297] ? __pfx_do_seccomp+0x10/0x10 [ 48.836076] ? do_raw_spin_unlock+0x53/0x220 [ 48.836897] ? _raw_spin_unlock+0x1e/0x40 [ 48.837662] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.838610] ? static_key_count+0x60/0x80 [ 48.839371] prctl_set_seccomp+0x4e/0x70 [ 48.840139] __do_sys_prctl+0xe6c/0x1d70 [ 48.840924] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.841796] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.842764] ? irqentry_exit+0xf3/0x650 [ 48.843532] do_syscall_64+0xbf/0x430 [ 48.844224] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.845161] RIP: 0033:0x7ff5dafa25cd [ 48.845857] 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 [ 48.848797] RSP: 002b:00007fffcd4c6da0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.849916] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff5dafa25cd [ 48.850966] RDX: 000055a5ddd90e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.852057] RBP: 00007fffcd4c6e00 R08: 0000000000000000 R09: 00007fffcd4c64a0 [ 48.853120] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a5ed92bbf0 [ 48.854171] R13: 00007fffcd4c7230 R14: 000055a5ed935380 R15: 000055a5ed940460 [ 48.855227] [ 48.855612] irq event stamp: 2061 [ 48.856111] hardirqs last enabled at (2069): [] __up_console_sem+0x78/0x80 [ 48.857368] hardirqs last disabled at (2078): [] __up_console_sem+0x5d/0x80 [ 48.858644] softirqs last enabled at (2028): [] handle_softirqs+0x50c/0x770 [ 48.859917] softirqs last disabled at (2023): [] __irq_exit_rcu+0xc4/0x100 [ 48.861172] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:31293' (ECDSA) to the list of known hosts. 2025/11/18 10:07:06 fuzzer started 2025/11/18 10:07:07 dialing manager at localhost:34383 2025/11/18 10:07:07 checking machine... 2025/11/18 10:07:07 checking revisions... [ 49.771139] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:07:07 testing simple program... [ 49.857364] cgroup: Unknown subsys name 'net' [ 49.905236] cgroup: Unknown subsys name 'cpuset' [ 49.918381] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:07:06 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888019c479f0 RCX=0000000000000001 RDX=1ffff11003388f3f RSI=ffff888019c47e70 RDI=ffff888019c479f8 RBP=ffff888019c47e70 RSP=ffff888019c47948 R8 =ffffffff86ac3762 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000273a5 R12=0000000000000008 R13=ffff888019c47a38 R14=ffff888019c47e78 R15=ffff888019c479f0 RIP=ffffffff8135e265 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 00007f4706e42900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f47073f9618 CR3=000000001f81e000 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=ffffffff8184c42b RBX=dffffc0000000000 RCX=ffffffff8184c4aa RDX=0000000000000000 RSI=ffffffff818498b4 RDI=ffffffff85a7e888 RBP=ffff888015dcfd00 RSP=ffff888015dcfc38 R8 =0000000000000000 R9 =ffffed1002efe286 R10=0000000000000092 R11=0000000000000000 R12=0000000000000015 R13=ffff888015dcfd38 R14=ffffc900006a7528 R15=0000000000000015 RIP=ffffffff8184c42b 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 00007f9a90c6c900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9a90381000 CR3=000000000d1a3000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=e3c6c6d1bbc92c9600000000000ae988 XMM05=98dc2c2792576f06000000000031f160 XMM06=0b39c798a71319b6000000000031dd70 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000