[ 47.171551] ------------[ cut here ]------------ [ 47.172143] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.173420] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 47.174344] Modules linked in: [ 47.174722] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 47.176006] Tainted: [W]=WARN [ 47.176362] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.177319] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.177871] 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 [ 47.179905] RSP: 0018:ffff88801358fbc0 EFLAGS: 00010286 [ 47.180528] RAX: 0000000000000000 RBX: ffffed10026b1f78 RCX: ffffffff813a4050 [ 47.181345] RDX: ffff8880176bd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.182164] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10026b1f2f [ 47.182976] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.183768] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801358fdf8 [ 47.184597] FS: 00007f9e3c8ff900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.185511] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.186191] CR2: 00007f9e3ce654a6 CR3: 000000000d4a3000 CR4: 0000000000350ef0 [ 47.187003] Call Trace: [ 47.187301] [ 47.187566] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.188135] ? __create_object+0x59/0x80 [ 47.188616] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.189237] __vmalloc_noprof+0x59/0x60 [ 47.189695] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.190245] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.190818] bpf_prog_alloc+0x39/0x200 [ 47.191284] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.191853] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.192439] do_seccomp+0x349/0x25e0 [ 47.192870] ? find_held_lock+0x2b/0x80 [ 47.193361] ? do_prlimit+0x310/0x610 [ 47.193808] ? __pfx_do_seccomp+0x10/0x10 [ 47.194304] ? do_raw_spin_unlock+0x53/0x220 [ 47.194808] ? _raw_spin_unlock+0x1e/0x40 [ 47.195306] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.195893] ? static_key_count+0x60/0x80 [ 47.196416] prctl_set_seccomp+0x4e/0x70 [ 47.196885] __do_sys_prctl+0xe6c/0x1d70 [ 47.197386] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.197908] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.198533] ? irqentry_exit+0xf3/0x650 [ 47.199024] do_syscall_64+0xbf/0x430 [ 47.199470] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.200073] RIP: 0033:0x7f9e3cdf15cd [ 47.200501] 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 [ 47.202508] RSP: 002b:00007ffc8a9b2020 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.203354] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e3cdf15cd [ 47.204148] RDX: 000055a1d5a75e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.204922] RBP: 00007ffc8a9b2080 R08: 0000000000000000 R09: 00007ffc8a9b1720 [ 47.205722] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a1df04e2b0 [ 47.206517] R13: 00007ffc8a9b24b0 R14: 000055a1df050d20 R15: 000055a1df0628d0 [ 47.207328] [ 47.207592] irq event stamp: 1669 [ 47.207995] hardirqs last enabled at (1679): [] __up_console_sem+0x78/0x80 [ 47.208917] hardirqs last disabled at (1686): [] __up_console_sem+0x5d/0x80 [ 47.209886] softirqs last enabled at (1188): [] handle_softirqs+0x50c/0x770 [ 47.210871] softirqs last disabled at (1179): [] __irq_exit_rcu+0xc4/0x100 [ 47.211833] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.145430] ------------[ cut here ]------------ [ 50.146372] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.148387] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 50.149885] Modules linked in: [ 50.150512] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.152778] Tainted: [W]=WARN [ 50.153465] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.155118] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.156026] 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 [ 50.159439] RSP: 0018:ffff888017b7fbc0 EFLAGS: 00010286 [ 50.160440] RAX: 0000000000000000 RBX: ffffed1002f6ff78 RCX: ffffffff813a4050 [ 50.161756] RDX: ffff88801659d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.163042] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f6ff2f [ 50.164332] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.165626] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b7fdf8 [ 50.166909] FS: 00007ff0353aa900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.168369] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.169450] CR2: 00007fff377c0ef8 CR3: 000000002093e000 CR4: 0000000000350ef0 [ 50.170748] Call Trace: [ 50.171258] [ 50.171672] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.172576] ? __create_object+0x59/0x80 [ 50.173360] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.174333] __vmalloc_noprof+0x59/0x60 [ 50.175100] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.175922] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.176864] bpf_prog_alloc+0x39/0x200 [ 50.177596] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.178520] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.179410] do_seccomp+0x349/0x25e0 [ 50.180120] ? find_held_lock+0x2b/0x80 [ 50.180850] ? do_prlimit+0x310/0x610 [ 50.181584] ? __pfx_do_seccomp+0x10/0x10 [ 50.182360] ? do_raw_spin_unlock+0x53/0x220 [ 50.183194] ? _raw_spin_unlock+0x1e/0x40 [ 50.183977] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.184910] ? static_key_count+0x60/0x80 [ 50.185713] prctl_set_seccomp+0x4e/0x70 [ 50.186493] __do_sys_prctl+0xe6c/0x1d70 [ 50.187280] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.188138] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.189116] ? irqentry_exit+0xf3/0x650 [ 50.189833] do_syscall_64+0xbf/0x430 [ 50.190560] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.191508] RIP: 0033:0x7ff03589c5cd [ 50.192225] 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 [ 50.195402] RSP: 002b:00007fff377bfde0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.196788] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff03589c5cd [ 50.198063] RDX: 00005649d282fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.199338] RBP: 00007fff377bfe40 R08: 0000000000000000 R09: 00007fff377bf4e0 [ 50.200626] R10: 0000000000000000 R11: 0000000000000246 R12: 00005649efe56ad0 [ 50.201909] R13: 00007fff377c0270 R14: 00005649efe57bc0 R15: 00005649efe68780 [ 50.203220] [ 50.203644] irq event stamp: 1815 [ 50.204287] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 50.205736] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 50.207138] softirqs last enabled at (1804): [] handle_softirqs+0x50c/0x770 [ 50.208572] softirqs last disabled at (1795): [] __irq_exit_rcu+0xc4/0x100 [ 50.209966] ---[ end trace 0000000000000000 ]--- [ 50.947601] ------------[ cut here ]------------ [ 50.948533] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.950538] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.951984] Modules linked in: [ 50.952576] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.954544] Tainted: [W]=WARN [ 50.955129] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.956605] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.957499] 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 [ 50.960655] RSP: 0018:ffff88801752fbc0 EFLAGS: 00010286 [ 50.961622] RAX: 0000000000000000 RBX: ffffed1002ea5f78 RCX: ffffffff813a4050 [ 50.962899] RDX: ffff888019831bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.964163] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ea5f2f [ 50.965439] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.966718] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801752fdf8 [ 50.968005] FS: 00007f867c9c8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.969447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.970508] CR2: 00007fff7f8eeef8 CR3: 0000000020af2000 CR4: 0000000000350ef0 [ 50.971841] Call Trace: [ 50.972346] [ 50.972773] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.973664] ? __create_object+0x59/0x80 [ 50.974463] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.975430] __vmalloc_noprof+0x59/0x60 [ 50.976168] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.977039] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.977923] bpf_prog_alloc+0x39/0x200 [ 50.978656] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.979582] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.980480] do_seccomp+0x349/0x25e0 [ 50.981220] ? find_held_lock+0x2b/0x80 [ 50.981984] ? do_prlimit+0x310/0x610 [ 50.982697] ? __pfx_do_seccomp+0x10/0x10 [ 50.983478] ? do_raw_spin_unlock+0x53/0x220 [ 50.984298] ? _raw_spin_unlock+0x1e/0x40 [ 50.985093] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.986062] ? static_key_count+0x60/0x80 [ 50.986825] prctl_set_seccomp+0x4e/0x70 [ 50.987581] __do_sys_prctl+0xe6c/0x1d70 [ 50.988354] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.989236] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.990212] ? irqentry_exit+0xf3/0x650 [ 50.990982] do_syscall_64+0xbf/0x430 [ 50.991682] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.992630] RIP: 0033:0x7f867ceba5cd [ 50.993326] 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 [ 50.996500] RSP: 002b:00007fff7f8ec800 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.997848] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f867ceba5cd [ 50.999133] RDX: 00005597949bee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.000407] RBP: 00007fff7f8ec860 R08: 0000000000000000 R09: 00007fff7f8ebf00 [ 51.001701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559795fd2ad0 [ 51.002966] R13: 00007fff7f8ecc90 R14: 0000559795fd3bc0 R15: 0000559795fe4780 [ 51.004258] [ 51.004694] irq event stamp: 1681 [ 51.005330] hardirqs last enabled at (1691): [] __up_console_sem+0x78/0x80 [ 51.006853] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80 [ 51.008368] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 51.009952] softirqs last disabled at (1699): [] __irq_exit_rcu+0xc4/0x100 [ 51.011459] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:63221' (ECDSA) to the list of known hosts. 2025/11/18 23:39:55 fuzzer started 2025/11/18 23:39:55 dialing manager at localhost:34383 2025/11/18 23:39:55 checking machine... 2025/11/18 23:39:55 checking revisions... [ 51.871427] kmemleak: Automatic memory scanning thread ended 2025/11/18 23:39:55 testing simple program... [ 51.954030] cgroup: Unknown subsys name 'net' [ 52.026474] cgroup: Unknown subsys name 'cpuset' [ 52.041173] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:39:54 Registers: info registers vcpu 0 RAX=00000000ffffbff9 RBX=ffff888016598000 RCX=00000000ffffffff RDX=0000000000000008 RSI=ffff888016598a58 RDI=00000000fffffffe RBP=ffff888016598a58 RSP=ffff88800f1a7340 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888016598a58 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815275a1 RFL=00000086 [--S--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 00007ff0353aa900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005649efe7b768 CR3=0000000020923000 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=ff0000000000ffff0000000000ff0000 XMM02=ff000000000000ff0000000000ff0000 XMM03=66207463656e6e6f6373696420646576 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff8880159f8a58 RCX=ffff8880159f737c RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffff8880159f8a58 RBP=ffffffff85e1ffe0 RSP=ffff8880159f7328 R8 =0000000000000001 R9 =ffff8880159f7468 R10=000000000003c9ed R11=00000000000284d1 R12=ffff8880159f8a58 R13=ffff8880159f737c R14=0000000000000001 R15=0000000000000001 RIP=ffffffff84c71f8a RFL=00000046 [---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 00007fbe980b2900 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=00007fff2f20c4c8 CR3=000000000dcc4000 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=aca1146c9da2f9ca00000000000ae988 XMM05=2a1d0b41a300a9ca0000000000321c10 XMM06=8f1c0dce16a9af8a0000000000320640 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000