[ 39.427999] ------------[ cut here ]------------ [ 39.428906] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.430899] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.432328] Modules linked in: [ 39.432915] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.434887] Tainted: [W]=WARN [ 39.435472] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.436922] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.437821] 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 [ 39.441520] RSP: 0018:ffff888013b27bc0 EFLAGS: 00010286 [ 39.442494] RAX: 0000000000000000 RBX: ffffed1002764f78 RCX: ffffffff813a4050 [ 39.443767] RDX: ffff888015741bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.445037] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002764f2f [ 39.446294] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.447571] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013b27df8 [ 39.448825] FS: 00007ff63bb8a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.450232] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.451291] CR2: 00007fff18ba0ef7 CR3: 000000000e143000 CR4: 0000000000350ef0 [ 39.452558] Call Trace: [ 39.453011] [ 39.453459] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.454345] ? __create_object+0x59/0x80 [ 39.455080] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.456045] __vmalloc_noprof+0x59/0x60 [ 39.456801] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.457657] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.458569] bpf_prog_alloc+0x39/0x200 [ 39.459314] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.460177] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.461067] do_seccomp+0x349/0x25e0 [ 39.461774] ? find_held_lock+0x2b/0x80 [ 39.462519] ? do_prlimit+0x310/0x610 [ 39.463260] ? __pfx_do_seccomp+0x10/0x10 [ 39.463982] ? do_raw_spin_unlock+0x53/0x220 [ 39.464810] ? _raw_spin_unlock+0x1e/0x40 [ 39.465564] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.466516] ? static_key_count+0x60/0x80 [ 39.467326] prctl_set_seccomp+0x4e/0x70 [ 39.468045] __do_sys_prctl+0xe6c/0x1d70 [ 39.468818] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.469660] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.470616] ? irqentry_exit+0xf3/0x650 [ 39.471384] do_syscall_64+0xbf/0x430 [ 39.472072] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.473003] RIP: 0033:0x7ff63c07c5cd [ 39.473684] 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 [ 39.476798] RSP: 002b:00007fff18b9fca0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.478127] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff63c07c5cd [ 39.479410] RDX: 0000560904084e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.480663] RBP: 00007fff18b9fd00 R08: 0000000000000000 R09: 00007fff18b9f3a0 [ 39.481922] R10: 0000000000000000 R11: 0000000000000246 R12: 00005609139b92b0 [ 39.483255] R13: 00007fff18ba0130 R14: 00005609139bbd20 R15: 00005609139cd8d0 [ 39.484525] [ 39.484937] irq event stamp: 1791 [ 39.485575] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 39.487083] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 39.488313] softirqs last enabled at (1770): [] handle_softirqs+0x50c/0x770 [ 39.489572] softirqs last disabled at (1765): [] __irq_exit_rcu+0xc4/0x100 [ 39.490805] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.933410] ------------[ cut here ]------------ [ 42.933956] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.935415] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.936479] Modules linked in: [ 42.936941] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.938139] Tainted: [W]=WARN [ 42.938688] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.939596] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.940124] 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 [ 42.942357] RSP: 0018:ffff8880188b7bc0 EFLAGS: 00010286 [ 42.943003] RAX: 0000000000000000 RBX: ffffed1003116f78 RCX: ffffffff813a4050 [ 42.943913] RDX: ffff8880138a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.944688] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003116f2f [ 42.945463] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.946244] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880188b7df8 [ 42.947003] FS: 00007fc40521a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.947878] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.948524] CR2: 00007fff1fa7eef7 CR3: 000000000e8c4000 CR4: 0000000000350ef0 [ 42.949508] Call Trace: [ 42.949885] [ 42.950154] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.950829] ? __create_object+0x59/0x80 [ 42.951369] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.951934] __vmalloc_noprof+0x59/0x60 [ 42.952398] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.953071] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.953713] bpf_prog_alloc+0x39/0x200 [ 42.954254] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.954795] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.955350] do_seccomp+0x349/0x25e0 [ 42.955762] ? find_held_lock+0x2b/0x80 [ 42.956373] ? do_prlimit+0x310/0x610 [ 42.956800] ? __pfx_do_seccomp+0x10/0x10 [ 42.957276] ? do_raw_spin_unlock+0x53/0x220 [ 42.957759] ? _raw_spin_unlock+0x1e/0x40 [ 42.958224] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.958780] ? static_key_count+0x60/0x80 [ 42.959281] prctl_set_seccomp+0x4e/0x70 [ 42.959725] __do_sys_prctl+0xe6c/0x1d70 [ 42.960175] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.960704] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.961294] ? irqentry_exit+0xf3/0x650 [ 42.961809] do_syscall_64+0xbf/0x430 [ 42.962411] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.963062] RIP: 0033:0x7fc40570c5cd [ 42.963637] 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 [ 42.965554] RSP: 002b:00007fff1fa7daa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.966500] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc40570c5cd [ 42.967289] RDX: 000055629201ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.968044] RBP: 00007fff1fa7db00 R08: 0000000000000000 R09: 00007fff1fa7d1a0 [ 42.968819] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556299693bf0 [ 42.969586] R13: 00007fff1fa7df30 R14: 000055629969d380 R15: 00005562996a8460 [ 42.970375] [ 42.970636] irq event stamp: 1661 [ 42.971011] hardirqs last enabled at (1669): [] __up_console_sem+0x78/0x80 [ 42.971944] hardirqs last disabled at (1686): [] __up_console_sem+0x5d/0x80 [ 42.972869] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 42.973802] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 42.974725] ---[ end trace 0000000000000000 ]--- [ 43.708248] ------------[ cut here ]------------ [ 43.709112] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.711139] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.712683] Modules linked in: [ 43.713337] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.715363] Tainted: [W]=WARN [ 43.715918] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.717374] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.718301] 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 [ 43.721497] RSP: 0018:ffff88800e98fbc0 EFLAGS: 00010286 [ 43.722482] RAX: 0000000000000000 RBX: ffffed1001d31f78 RCX: ffffffff813a4050 [ 43.723814] RDX: ffff888015495340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.725119] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d31f2f [ 43.726402] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.727727] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e98fdf8 [ 43.729009] FS: 00007feb1f92e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.730476] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.731566] CR2: 00007ffc6fa52ef7 CR3: 000000000e865000 CR4: 0000000000350ef0 [ 43.732859] Call Trace: [ 43.733378] [ 43.733797] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.734723] ? __create_object+0x59/0x80 [ 43.735653] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.736637] __vmalloc_noprof+0x59/0x60 [ 43.737398] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.738284] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.739185] bpf_prog_alloc+0x39/0x200 [ 43.739941] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.740872] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.741795] do_seccomp+0x349/0x25e0 [ 43.742528] ? find_held_lock+0x2b/0x80 [ 43.743316] ? do_prlimit+0x310/0x610 [ 43.744016] ? __pfx_do_seccomp+0x10/0x10 [ 43.744806] ? do_raw_spin_unlock+0x53/0x220 [ 43.745650] ? _raw_spin_unlock+0x1e/0x40 [ 43.746437] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.747423] ? static_key_count+0x60/0x80 [ 43.748196] prctl_set_seccomp+0x4e/0x70 [ 43.748978] __do_sys_prctl+0xe6c/0x1d70 [ 43.749767] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.750632] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.751625] ? irqentry_exit+0xf3/0x650 [ 43.752398] do_syscall_64+0xbf/0x430 [ 43.753111] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.754072] RIP: 0033:0x7feb1fe205cd [ 43.754787] 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 [ 43.758018] RSP: 002b:00007ffc6fa51380 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.759332] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feb1fe205cd [ 43.760174] RDX: 00005608f8837e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.761052] RBP: 00007ffc6fa513e0 R08: 0000000000000000 R09: 00007ffc6fa50a80 [ 43.761932] R10: 0000000000000000 R11: 0000000000000246 R12: 000056090a87eb10 [ 43.762809] R13: 00007ffc6fa51810 R14: 000056090a87f2b0 R15: 000056090a8936f0 [ 43.763713] [ 43.764003] irq event stamp: 1775 [ 43.764461] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 43.765514] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 43.766556] softirqs last enabled at (1788): [] handle_softirqs+0x50c/0x770 [ 43.767625] softirqs last disabled at (1783): [] __irq_exit_rcu+0xc4/0x100 [ 43.768659] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61005' (ECDSA) to the list of known hosts. 2025/11/18 17:10:47 fuzzer started 2025/11/18 17:10:47 dialing manager at localhost:34383 2025/11/18 17:10:47 checking machine... 2025/11/18 17:10:47 checking revisions... [ 44.657464] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:10:47 testing simple program... [ 44.746024] cgroup: Unknown subsys name 'net' [ 44.819176] cgroup: Unknown subsys name 'cpuset' [ 44.837704] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:10:46 Registers: info registers vcpu 0 RAX=000000000003bbef RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005562996ca000 CR3=000000000d40a000 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=bb82b7d55626df8f1d42d04a5f5a5f82 XMM02=0000000000303e88eff9b2d0a8fce9cb XMM03=0000000000303f582c67c8bc2e329bc3 XMM04=df8f79d115e37d0100000000000ae988 XMM05=090f1556b20111b3000000000031e020 XMM06=5b75c91c80445342000000000031dea8 XMM07=e042d86d42eb936e000000000030d1c8 XMM08=b1a2d111509c6e750000000000303f58 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88800d6d1c10 RBX=ffff88806cf08ee0 RCX=1ffff11001ada382 RDX=dffffc0000000000 RSI=0000000000000000 RDI=ffff88806cf08ef0 RBP=ffff88806cf38140 RSP=ffff88806cf08e50 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000000 R12=0000000000000001 R13=ffff88806cf08ee0 R14=ffff88806cf38160 R15=ffff88806cf381e8 RIP=ffffffff815dcc94 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 00007fc40521a900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff1fa77000 CR3=000000001dca3000 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=6720646572637465733a4d41503d706f 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