[ 46.340831] ------------[ cut here ]------------ [ 46.341801] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.343877] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/237 [ 46.345365] Modules linked in: [ 46.346019] CPU: 1 UID: 104 PID: 237 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.348269] Tainted: [W]=WARN [ 46.349351] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.350833] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.351758] 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 [ 46.354920] RSP: 0018:ffff888007397bc0 EFLAGS: 00010286 [ 46.355917] RAX: 0000000000000000 RBX: ffffed1000e72f78 RCX: ffffffff813a4050 [ 46.357194] RDX: ffff88801a04b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.358474] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1000e72f2f [ 46.359781] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.361051] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888007397df8 [ 46.362348] FS: 00007f011809b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.363795] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.364853] CR2: 00007ffd0c60cef7 CR3: 000000000d8dc000 CR4: 0000000000350ef0 [ 46.366137] Call Trace: [ 46.366601] [ 46.367057] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.367977] ? __create_object+0x59/0x80 [ 46.368774] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.369741] __vmalloc_noprof+0x59/0x60 [ 46.370461] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.371331] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.372285] bpf_prog_alloc+0x39/0x200 [ 46.373029] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.373956] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.374875] do_seccomp+0x349/0x25e0 [ 46.375563] ? find_held_lock+0x2b/0x80 [ 46.376323] ? do_prlimit+0x310/0x610 [ 46.377053] ? __pfx_do_seccomp+0x10/0x10 [ 46.377842] ? do_raw_spin_unlock+0x53/0x220 [ 46.378625] ? _raw_spin_unlock+0x1e/0x40 [ 46.379426] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.380412] ? static_key_count+0x60/0x80 [ 46.381227] prctl_set_seccomp+0x4e/0x70 [ 46.382008] __do_sys_prctl+0xe6c/0x1d70 [ 46.382801] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.383625] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.384615] ? irqentry_exit+0xf3/0x650 [ 46.385389] do_syscall_64+0xbf/0x430 [ 46.386124] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.387080] RIP: 0033:0x7f011858d5cd [ 46.387792] 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 [ 46.391058] RSP: 002b:00007ffd0c60bb00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.392433] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f011858d5cd [ 46.393716] RDX: 0000557743aa6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.394995] RBP: 00007ffd0c60bb60 R08: 0000000000000000 R09: 00007ffd0c60b200 [ 46.396295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557767324240 [ 46.397585] R13: 00007ffd0c60bf90 R14: 0000557767323bf0 R15: 00005577673384d0 [ 46.398893] [ 46.399320] irq event stamp: 1865 [ 46.399990] hardirqs last enabled at (1875): [] __up_console_sem+0x78/0x80 [ 46.401368] hardirqs last disabled at (1884): [] __up_console_sem+0x5d/0x80 [ 46.402670] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 46.404006] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100 [ 46.405291] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.086043] ------------[ cut here ]------------ [ 49.086965] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.089043] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 49.090494] Modules linked in: [ 49.091352] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.093434] Tainted: [W]=WARN [ 49.094048] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.095509] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.096435] 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 [ 49.099606] RSP: 0018:ffff888016e3fbc0 EFLAGS: 00010286 [ 49.100576] RAX: 0000000000000000 RBX: ffffed1002dc7f78 RCX: ffffffff813a4050 [ 49.101866] RDX: ffff888017e68000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.103168] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc7f2f [ 49.104452] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.105754] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e3fdf8 [ 49.107021] FS: 00007f4ce3bb0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.108454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.109503] CR2: 00007ffcbe1dbef7 CR3: 000000001fadf000 CR4: 0000000000350ef0 [ 49.110792] Call Trace: [ 49.111260] [ 49.111727] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.112598] ? __create_object+0x59/0x80 [ 49.113575] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.114544] __vmalloc_noprof+0x59/0x60 [ 49.115549] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.116657] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.117547] bpf_prog_alloc+0x39/0x200 [ 49.118476] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.119400] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.120309] do_seccomp+0x349/0x25e0 [ 49.121023] ? find_held_lock+0x2b/0x80 [ 49.121793] ? do_prlimit+0x310/0x610 [ 49.122488] ? __pfx_do_seccomp+0x10/0x10 [ 49.123342] ? do_raw_spin_unlock+0x53/0x220 [ 49.124335] ? _raw_spin_unlock+0x1e/0x40 [ 49.125269] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.126217] ? static_key_count+0x60/0x80 [ 49.127246] prctl_set_seccomp+0x4e/0x70 [ 49.128039] __do_sys_prctl+0xe6c/0x1d70 [ 49.128824] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.129671] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.130589] ? irqentry_exit+0xf3/0x650 [ 49.131350] do_syscall_64+0xbf/0x430 [ 49.132236] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.133258] RIP: 0033:0x7f4ce40a25cd [ 49.134137] 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 [ 49.137692] RSP: 002b:00007ffcbe1d93b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.139028] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4ce40a25cd [ 49.140471] RDX: 0000555bc7d78e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.142032] RBP: 00007ffcbe1d9410 R08: 0000000000000000 R09: 00007ffcbe1d8ab0 [ 49.143504] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555bd467db10 [ 49.145593] R13: 00007ffcbe1d9840 R14: 0000555bd467e2b0 R15: 0000555bd46926f0 [ 49.147079] [ 49.147503] irq event stamp: 1921 [ 49.148410] hardirqs last enabled at (1933): [] __up_console_sem+0x78/0x80 [ 49.149935] hardirqs last disabled at (1942): [] __up_console_sem+0x5d/0x80 [ 49.151436] softirqs last enabled at (1878): [] handle_softirqs+0x50c/0x770 [ 49.153237] softirqs last disabled at (1861): [] __irq_exit_rcu+0xc4/0x100 [ 49.154968] ---[ end trace 0000000000000000 ]--- [ 49.842595] ------------[ cut here ]------------ [ 49.843164] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.844405] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 49.845266] Modules linked in: [ 49.845642] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.846825] Tainted: [W]=WARN [ 49.847156] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.848054] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.848577] 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 [ 49.850475] RSP: 0018:ffff888017a67bc0 EFLAGS: 00010286 [ 49.851059] RAX: 0000000000000000 RBX: ffffed1002f4cf78 RCX: ffffffff813a4050 [ 49.851835] RDX: ffff888015e98000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.852577] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f4cf2f [ 49.853345] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.854108] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a67df8 [ 49.854879] FS: 00007f8d7c56a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.855749] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.856355] CR2: 00007ffe2ded7ef7 CR3: 000000000cf65000 CR4: 0000000000350ef0 [ 49.857119] Call Trace: [ 49.857397] [ 49.857663] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.858177] ? __create_object+0x59/0x80 [ 49.858621] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.859205] __vmalloc_noprof+0x59/0x60 [ 49.859666] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.860160] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.860718] bpf_prog_alloc+0x39/0x200 [ 49.861138] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.861739] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.862306] do_seccomp+0x349/0x25e0 [ 49.862912] ? find_held_lock+0x2b/0x80 [ 49.863355] ? do_prlimit+0x310/0x610 [ 49.863823] ? __pfx_do_seccomp+0x10/0x10 [ 49.864271] ? do_raw_spin_unlock+0x53/0x220 [ 49.864777] ? _raw_spin_unlock+0x1e/0x40 [ 49.865228] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.865803] ? static_key_count+0x60/0x80 [ 49.866257] prctl_set_seccomp+0x4e/0x70 [ 49.866721] __do_sys_prctl+0xe6c/0x1d70 [ 49.867162] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.867728] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.868327] ? irqentry_exit+0xf3/0x650 [ 49.868810] do_syscall_64+0xbf/0x430 [ 49.869250] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.869860] RIP: 0033:0x7f8d7ca5c5cd [ 49.870281] 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 [ 49.872308] RSP: 002b:00007ffe2ded6130 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.873172] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d7ca5c5cd [ 49.873991] RDX: 0000560bb64f2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.874800] RBP: 00007ffe2ded6190 R08: 0000000000000000 R09: 00007ffe2ded5830 [ 49.875584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560bdbb2cbf0 [ 49.876401] R13: 00007ffe2ded65c0 R14: 0000560bdbb36380 R15: 0000560bdbb41460 [ 49.877233] [ 49.877502] irq event stamp: 1673 [ 49.877911] hardirqs last enabled at (1683): [] __up_console_sem+0x78/0x80 [ 49.878869] hardirqs last disabled at (1692): [] __up_console_sem+0x5d/0x80 [ 49.879848] softirqs last enabled at (1472): [] handle_softirqs+0x50c/0x770 [ 49.880848] softirqs last disabled at (1461): [] __irq_exit_rcu+0xc4/0x100 [ 49.881810] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61516' (ECDSA) to the list of known hosts. 2025/11/17 11:41:11 fuzzer started 2025/11/17 11:41:11 dialing manager at localhost:37895 2025/11/17 11:41:11 checking machine... 2025/11/17 11:41:11 checking revisions... [ 50.751244] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:41:11 testing simple program... [ 50.839897] cgroup: Unknown subsys name 'net' [ 50.895291] cgroup: Unknown subsys name 'cpuset' [ 50.913386] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:41:11 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff8880197bf968 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000453f R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff8880197bfa60 RIP=ffffffff815bcfa0 RFL=00000216 [----AP-] 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 00007f4ce3bb0900 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=00007ffd84f70648 CR3=000000001faf9000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002874b 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=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 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcbe1d3000 CR3=000000000d4c2000 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=cb799da99fe5398d114d1f36da6edf3b XMM02=0000000000304808ec2efd57dc4c00df XMM03=00000000003100501908136ea21b9c40 XMM04=9c5396aef55e6e2600000000000ae988 XMM05=0394861f14684e590000000000320208 XMM06=97e01288b25209a3000000000031a2e0 XMM07=e042d86d42eb936e00000000003111a0 XMM08=1908136ea21b9c400000000000304868 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000