[ 47.112363] ------------[ cut here ]------------ [ 47.113287] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.115335] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 47.116935] Modules linked in: [ 47.117567] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 47.119523] Tainted: [W]=WARN [ 47.120089] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.121551] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.122405] 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 [ 47.125537] RSP: 0018:ffff8880174efbc0 EFLAGS: 00010286 [ 47.126463] RAX: 0000000000000000 RBX: ffffed1002e9df78 RCX: ffffffff813a4050 [ 47.127760] RDX: ffff88801d99d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.129037] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e9df2f [ 47.130307] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.131609] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880174efdf8 [ 47.132902] FS: 00007f638cd26900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 47.134345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.135424] CR2: 00007f638d218580 CR3: 0000000009c12000 CR4: 0000000000350ef0 [ 47.136719] Call Trace: [ 47.137178] [ 47.137638] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.138539] ? __create_object+0x59/0x80 [ 47.139288] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.140264] __vmalloc_noprof+0x59/0x60 [ 47.141033] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.141910] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.142836] bpf_prog_alloc+0x39/0x200 [ 47.143571] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.144457] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.145374] do_seccomp+0x349/0x25e0 [ 47.146099] ? __pfx_css_rstat_updated+0x10/0x10 [ 47.147005] ? __pfx_do_seccomp+0x10/0x10 [ 47.147794] ? find_held_lock+0x2b/0x80 [ 47.148585] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.149570] ? static_key_count+0x60/0x80 [ 47.150324] prctl_set_seccomp+0x4e/0x70 [ 47.151107] __do_sys_prctl+0xe6c/0x1d70 [ 47.151906] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.152770] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.153738] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.154717] ? irqentry_exit+0xf3/0x650 [ 47.155447] do_syscall_64+0xbf/0x430 [ 47.156216] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.157171] RIP: 0033:0x7f638d2185cd [ 47.157872] 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 [ 47.161051] RSP: 002b:00007ffdd59ea3b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.162412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f638d2185cd [ 47.163706] RDX: 00005582fc44ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.165007] RBP: 00007ffdd59ea410 R08: 0000000000000000 R09: 00007ffdd59e9ab0 [ 47.166293] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558317ed2ad0 [ 47.167589] R13: 00007ffdd59ea840 R14: 0000558317ed3bc0 R15: 0000558317ee4780 [ 47.168790] [ 47.169081] irq event stamp: 1823 [ 47.169523] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 47.170560] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 47.171591] softirqs last enabled at (1802): [] handle_softirqs+0x50c/0x770 [ 47.172657] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 47.173689] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.539029] ------------[ cut here ]------------ [ 50.539960] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.542011] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 50.543445] Modules linked in: [ 50.544077] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.546023] Tainted: [W]=WARN [ 50.546853] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.548387] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.549298] 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 [ 50.552421] RSP: 0018:ffff888017737bc0 EFLAGS: 00010286 [ 50.553387] RAX: 0000000000000000 RBX: ffffed1002ee6f78 RCX: ffffffff813a4050 [ 50.554671] RDX: ffff888016553780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.555970] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ee6f2f [ 50.557232] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.558516] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017737df8 [ 50.559792] FS: 00007f0df73fc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.561222] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.562274] CR2: 00007ffe7d859ef8 CR3: 000000000f026000 CR4: 0000000000350ef0 [ 50.563561] Call Trace: [ 50.564030] [ 50.564429] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.565335] ? __create_object+0x59/0x80 [ 50.566100] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.567074] __vmalloc_noprof+0x59/0x60 [ 50.567833] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.568714] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.569657] bpf_prog_alloc+0x39/0x200 [ 50.570331] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.571251] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.572166] do_seccomp+0x349/0x25e0 [ 50.572891] ? find_held_lock+0x2b/0x80 [ 50.573657] ? do_prlimit+0x310/0x610 [ 50.574356] ? __pfx_do_seccomp+0x10/0x10 [ 50.575150] ? do_raw_spin_unlock+0x53/0x220 [ 50.575977] ? _raw_spin_unlock+0x1e/0x40 [ 50.576752] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.577723] ? static_key_count+0x60/0x80 [ 50.578473] prctl_set_seccomp+0x4e/0x70 [ 50.579244] __do_sys_prctl+0xe6c/0x1d70 [ 50.580041] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.580878] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.581841] ? irqentry_exit+0xf3/0x650 [ 50.582602] do_syscall_64+0xbf/0x430 [ 50.583291] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.584262] RIP: 0033:0x7f0df78ee5cd [ 50.584959] 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 [ 50.588166] RSP: 002b:00007ffe7d857c00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.589536] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0df78ee5cd [ 50.590820] RDX: 0000561445456e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.592126] RBP: 00007ffe7d857c60 R08: 0000000000000000 R09: 00007ffe7d857300 [ 50.593398] R10: 0000000000000000 R11: 0000000000000246 R12: 000056144bc92ad0 [ 50.594677] R13: 00007ffe7d858090 R14: 000056144bc93bc0 R15: 000056144bca4780 [ 50.595995] [ 50.596412] irq event stamp: 2255 [ 50.597059] hardirqs last enabled at (2265): [] __up_console_sem+0x78/0x80 [ 50.598553] hardirqs last disabled at (2274): [] __up_console_sem+0x5d/0x80 [ 50.600051] softirqs last enabled at (2244): [] handle_softirqs+0x50c/0x770 [ 50.601610] softirqs last disabled at (2229): [] __irq_exit_rcu+0xc4/0x100 [ 50.603256] ---[ end trace 0000000000000000 ]--- [ 51.425690] ------------[ cut here ]------------ [ 51.426769] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.429144] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 51.431064] Modules linked in: [ 51.431861] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 51.434140] Tainted: [W]=WARN [ 51.434824] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.436553] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.437622] 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 [ 51.441279] RSP: 0018:ffff8880177b7bc0 EFLAGS: 00010286 [ 51.442398] RAX: 0000000000000000 RBX: ffffed1002ef6f78 RCX: ffffffff813a4050 [ 51.443846] RDX: ffff888016873780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.445336] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef6f2f [ 51.446803] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.448286] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880177b7df8 [ 51.449750] FS: 00007f08fba38900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 51.451389] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.452642] CR2: 00007ffdf6aa7ef8 CR3: 000000000e06d000 CR4: 0000000000350ef0 [ 51.454126] Call Trace: [ 51.454696] [ 51.455168] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.456187] ? __create_object+0x59/0x80 [ 51.457081] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.458194] __vmalloc_noprof+0x59/0x60 [ 51.459064] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.460068] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.461144] bpf_prog_alloc+0x39/0x200 [ 51.461991] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.463069] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.464097] do_seccomp+0x349/0x25e0 [ 51.464929] ? find_held_lock+0x2b/0x80 [ 51.465803] ? do_prlimit+0x310/0x610 [ 51.466656] ? __pfx_do_seccomp+0x10/0x10 [ 51.467541] ? do_raw_spin_unlock+0x53/0x220 [ 51.468449] ? _raw_spin_unlock+0x1e/0x40 [ 51.469339] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.470425] ? static_key_count+0x60/0x80 [ 51.471327] prctl_set_seccomp+0x4e/0x70 [ 51.472220] __do_sys_prctl+0xe6c/0x1d70 [ 51.473132] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.474104] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.475213] ? irqentry_exit+0xf3/0x650 [ 51.476112] do_syscall_64+0xbf/0x430 [ 51.476951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.478046] RIP: 0033:0x7f08fbf2a5cd [ 51.478858] 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 [ 51.482477] RSP: 002b:00007ffdf6aa6880 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.484087] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f08fbf2a5cd [ 51.485538] RDX: 000055b228440e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.486980] RBP: 00007ffdf6aa68e0 R08: 0000000000000000 R09: 00007ffdf6aa5f80 [ 51.488429] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b24cb91ad0 [ 51.489862] R13: 00007ffdf6aa6d10 R14: 000055b24cb92bc0 R15: 000055b24cba3780 [ 51.491318] [ 51.491855] irq event stamp: 1813 [ 51.492534] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 51.493994] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 51.495456] softirqs last enabled at (1350): [] handle_softirqs+0x50c/0x770 [ 51.496983] softirqs last disabled at (1345): [] __irq_exit_rcu+0xc4/0x100 [ 51.498422] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29158' (ECDSA) to the list of known hosts. 2025/11/18 01:08:54 fuzzer started 2025/11/18 01:08:54 dialing manager at localhost:37895 2025/11/18 01:08:54 checking machine... 2025/11/18 01:08:54 checking revisions... [ 52.472255] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:08:54 testing simple program... [ 52.556330] cgroup: Unknown subsys name 'net' [ 52.620683] cgroup: Unknown subsys name 'cpuset' [ 52.643637] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:08:53 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888016b0fc48 RCX=ffff88806ce089c4 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff88801655573c RBP=ffff888016555340 RSP=ffff88806ce089d0 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000023cd8 R12=ffff888016b0fd01 R13=ffff88806ce08ab8 R14=ffff888016b0fc30 R15=ffff88806ce08a70 RIP=ffffffff815d29c0 RFL=00000217 [----APC] 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 00007f0df73fc900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe7d851000 CR3=000000000da83000 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=0000000000026b57 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=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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7192cc22c0 CR3=000000000ebce000 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=74caad231e1094bcaa42b6a92ab0fe9a XMM02=0000000000304698eff9b2d0a8fce9cb XMM03=00000000003047682c67c8bc2e329bc3 XMM04=a22824d9d1f15ed700000000000ae988 XMM05=7a401fd478df732b0000000000320c70 XMM06=d74844bf967d85ba00000000003202f8 XMM07=e042d86d42eb936e000000000030ed60 XMM08=d5576cc46b48ec940000000000304768 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000