[ 38.961423] ------------[ cut here ]------------ [ 38.962336] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.964375] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.965819] Modules linked in: [ 38.966450] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.968682] Tainted: [W]=WARN [ 38.969392] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.970874] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.971796] 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 [ 38.974984] RSP: 0018:ffff888016137bc0 EFLAGS: 00010286 [ 38.976115] RAX: 0000000000000000 RBX: ffffed1002c26f78 RCX: ffffffff813a4050 [ 38.977446] RDX: ffff8880197f0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.978737] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c26f2f [ 38.980047] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.981353] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016137df8 [ 38.982642] FS: 00007fb8eb35b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.984079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.985173] CR2: 00007ffd84874ef7 CR3: 000000000a0fa000 CR4: 0000000000350ef0 [ 38.986458] Call Trace: [ 38.986920] [ 38.987375] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.988287] ? __create_object+0x59/0x80 [ 38.989023] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.990028] __vmalloc_noprof+0x59/0x60 [ 38.990781] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.991641] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.992604] bpf_prog_alloc+0x39/0x200 [ 38.993368] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.994309] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.995230] do_seccomp+0x349/0x25e0 [ 38.995912] ? find_held_lock+0x2b/0x80 [ 38.996680] ? do_prlimit+0x310/0x610 [ 38.997420] ? __pfx_do_seccomp+0x10/0x10 [ 38.998219] ? do_raw_spin_unlock+0x53/0x220 [ 38.999011] ? _raw_spin_unlock+0x1e/0x40 [ 38.999806] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.000786] ? static_key_count+0x60/0x80 [ 39.001586] prctl_set_seccomp+0x4e/0x70 [ 39.002382] __do_sys_prctl+0xe6c/0x1d70 [ 39.003177] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.003999] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.004981] ? irqentry_exit+0xf3/0x650 [ 39.005762] do_syscall_64+0xbf/0x430 [ 39.006496] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.007457] RIP: 0033:0x7fb8eb84d5cd [ 39.008162] 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 [ 39.011370] RSP: 002b:00007ffd84872860 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.012757] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb8eb84d5cd [ 39.014063] RDX: 0000556f22f61e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.015371] RBP: 00007ffd848728c0 R08: 0000000000000000 R09: 00007ffd84871f60 [ 39.016674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556f2cd36ad0 [ 39.017964] R13: 00007ffd84872cf0 R14: 0000556f2cd37bc0 R15: 0000556f2cd48780 [ 39.019265] [ 39.019692] irq event stamp: 1881 [ 39.020351] hardirqs last enabled at (1891): [] __up_console_sem+0x78/0x80 [ 39.021884] hardirqs last disabled at (1900): [] __up_console_sem+0x5d/0x80 [ 39.023417] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 39.024967] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 39.026492] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.355495] ------------[ cut here ]------------ [ 42.356122] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.357403] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.358343] Modules linked in: [ 42.358721] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.359990] Tainted: [W]=WARN [ 42.360372] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.361307] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.361865] 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 [ 42.363885] RSP: 0018:ffff8880177b7bc0 EFLAGS: 00010286 [ 42.364511] RAX: 0000000000000000 RBX: ffffed1002ef6f78 RCX: ffffffff813a4050 [ 42.365318] RDX: ffff88801693d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.366139] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef6f2f [ 42.366927] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.367751] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880177b7df8 [ 42.368574] FS: 00007f090d5a2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.369492] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.370166] CR2: 00007f090da94580 CR3: 000000000cbca000 CR4: 0000000000350ef0 [ 42.370955] Call Trace: [ 42.371285] [ 42.371549] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.372112] ? __create_object+0x59/0x80 [ 42.372592] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.373206] __vmalloc_noprof+0x59/0x60 [ 42.373662] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.374216] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.374776] bpf_prog_alloc+0x39/0x200 [ 42.375246] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.375811] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.376389] do_seccomp+0x349/0x25e0 [ 42.376815] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.377391] ? __pfx_do_seccomp+0x10/0x10 [ 42.377864] ? find_held_lock+0x2b/0x80 [ 42.378355] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.378936] ? static_key_count+0x60/0x80 [ 42.379451] prctl_set_seccomp+0x4e/0x70 [ 42.379918] __do_sys_prctl+0xe6c/0x1d70 [ 42.380427] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.380941] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.381564] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.382185] ? irqentry_exit+0xf3/0x650 [ 42.382647] do_syscall_64+0xbf/0x430 [ 42.383125] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.383706] RIP: 0033:0x7f090da945cd [ 42.384164] 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 [ 42.386211] RSP: 002b:00007ffdd6799560 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.387049] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f090da945cd [ 42.387871] RDX: 0000561eacd1fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.388689] RBP: 00007ffdd67995c0 R08: 0000000000000000 R09: 00007ffdd6798c60 [ 42.389502] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561eb45c9ad0 [ 42.390317] R13: 00007ffdd67999f0 R14: 0000561eb45cabc0 R15: 0000561eb45db780 [ 42.391153] [ 42.391424] irq event stamp: 1637 [ 42.391809] hardirqs last enabled at (1645): [] __up_console_sem+0x78/0x80 [ 42.392786] hardirqs last disabled at (1654): [] __up_console_sem+0x5d/0x80 [ 42.393755] softirqs last enabled at (1162): [] handle_softirqs+0x50c/0x770 [ 42.394740] softirqs last disabled at (1153): [] __irq_exit_rcu+0xc4/0x100 [ 42.395710] ---[ end trace 0000000000000000 ]--- [ 43.147445] ------------[ cut here ]------------ [ 43.148372] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.150774] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.152501] Modules linked in: [ 43.153084] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.155162] Tainted: [W]=WARN [ 43.155708] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.157210] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.158071] 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 [ 43.161265] RSP: 0018:ffff888016857bc0 EFLAGS: 00010286 [ 43.162246] RAX: 0000000000000000 RBX: ffffed1002d0af78 RCX: ffffffff813a4050 [ 43.163508] RDX: ffff888013fa8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.164808] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d0af2f [ 43.166070] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.167360] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016857df8 [ 43.168667] FS: 00007f424ec99900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.170116] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.171167] CR2: 00007ffe868fdef7 CR3: 000000001d622000 CR4: 0000000000350ef0 [ 43.172467] Call Trace: [ 43.172925] [ 43.173375] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.174265] ? __create_object+0x59/0x80 [ 43.174990] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.175948] __vmalloc_noprof+0x59/0x60 [ 43.176719] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.177599] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.178519] bpf_prog_alloc+0x39/0x200 [ 43.179247] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.180188] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.181078] do_seccomp+0x349/0x25e0 [ 43.181810] ? find_held_lock+0x2b/0x80 [ 43.182570] ? do_prlimit+0x310/0x610 [ 43.183322] ? __pfx_do_seccomp+0x10/0x10 [ 43.184061] ? do_raw_spin_unlock+0x53/0x220 [ 43.184941] ? _raw_spin_unlock+0x1e/0x40 [ 43.185736] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.186703] ? static_key_count+0x60/0x80 [ 43.187516] prctl_set_seccomp+0x4e/0x70 [ 43.188295] __do_sys_prctl+0xe6c/0x1d70 [ 43.189082] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.189956] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.190928] ? irqentry_exit+0xf3/0x650 [ 43.191727] do_syscall_64+0xbf/0x430 [ 43.192532] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.193501] RIP: 0033:0x7f424f18b5cd [ 43.194209] 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 [ 43.197444] RSP: 002b:00007ffe868fcc60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.198863] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f424f18b5cd [ 43.200161] RDX: 00005588ebf2ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.201493] RBP: 00007ffe868fccc0 R08: 0000000000000000 R09: 00007ffe868fc360 [ 43.202789] R10: 0000000000000000 R11: 0000000000000246 R12: 00005588f170a240 [ 43.204082] R13: 00007ffe868fd0f0 R14: 00005588f1709bf0 R15: 00005588f171e4d0 [ 43.205417] [ 43.205847] irq event stamp: 1853 [ 43.206502] hardirqs last enabled at (1863): [] __up_console_sem+0x78/0x80 [ 43.208036] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 43.209445] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 43.210744] softirqs last disabled at (1779): [] __irq_exit_rcu+0xc4/0x100 [ 43.212009] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4548' (ECDSA) to the list of known hosts. 2025/11/19 05:08:22 fuzzer started 2025/11/19 05:08:22 dialing manager at localhost:34383 2025/11/19 05:08:22 checking machine... 2025/11/19 05:08:22 checking revisions... [ 44.070375] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:08:22 testing simple program... [ 44.157421] cgroup: Unknown subsys name 'net' [ 44.231393] cgroup: Unknown subsys name 'cpuset' [ 44.257618] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:08:22 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=00000000000bce30 RCX=00007ffd49f2e400 RDX=00007ffd49f2e2e8 RSI=00007ffd49f2e2e8 RDI=000055d0279c9330 RBP=00007ffd49f2e368 RSP=00007ffd49f2e2e0 R8 =0000000000000768 R9 =00000000000bce30 R10=0000000000000002 R11=00007f2e2d327480 R12=00007f2e2d0c2e30 R13=000055d0279d17d0 R14=0000000000000006 R15=00007ffd49f2e2f0 RIP=00007f2e2e793475 RFL=00000202 [-------] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f2e2dc10900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000561eb45fd000 CR3=000000000d6d7000 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=5e5c10884646930b00000000002fe748 XMM01=a63cbc4a97f5fa84b240048cffb3f24b XMM02=ec2efd57dc4c00df0000000000302cd0 XMM03=5d54a131e4c49d5e0000000000302da0 XMM04=56706947b3417b2800000000000ae988 XMM05=c5b5f3f18422b8f50000000000321358 XMM06=d74844bf967d85ba000000000031f430 XMM07=fb795ef6d6577056000000000030eb98 XMM08=2c67c8bc2e329bc30000000000302d40 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff8880e548f000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806cf31cd0 RBP=ffffffff85e1ffe0 RSP=ffff88806cf08978 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000025764 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88806cf08a70 RIP=ffffffff815bd154 RFL=00000286 [--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 00007f090d5a2900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdd6793000 CR3=000000000d032000 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