[ 39.222859] ------------[ cut here ]------------ [ 39.223763] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.225894] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.227573] Modules linked in: [ 39.228699] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.230706] Tainted: [W]=WARN [ 39.231301] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.232782] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.233637] 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 [ 39.236778] RSP: 0018:ffff88800f7c7bc0 EFLAGS: 00010286 [ 39.237693] RAX: 0000000000000000 RBX: ffffed1001ef8f78 RCX: ffffffff813a4050 [ 39.239003] RDX: ffff88801459b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.240270] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ef8f2f [ 39.241554] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.242827] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f7c7df8 [ 39.244110] FS: 00007ff53169a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.245544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.246594] CR2: 00007ffe73e59ef8 CR3: 000000000d5b4000 CR4: 0000000000350ef0 [ 39.247874] Call Trace: [ 39.248329] [ 39.248797] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.249649] ? __create_object+0x59/0x80 [ 39.250444] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.251421] __vmalloc_noprof+0x59/0x60 [ 39.252169] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.253063] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.253987] bpf_prog_alloc+0x39/0x200 [ 39.254667] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.255583] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.256496] do_seccomp+0x349/0x25e0 [ 39.257213] ? find_held_lock+0x2b/0x80 [ 39.257965] ? do_prlimit+0x310/0x610 [ 39.258655] ? __pfx_do_seccomp+0x10/0x10 [ 39.259423] ? do_raw_spin_unlock+0x53/0x220 [ 39.260264] ? _raw_spin_unlock+0x1e/0x40 [ 39.261061] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.262011] ? static_key_count+0x60/0x80 [ 39.262811] prctl_set_seccomp+0x4e/0x70 [ 39.263530] __do_sys_prctl+0xe6c/0x1d70 [ 39.264318] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.265184] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.266142] ? irqentry_exit+0xf3/0x650 [ 39.266912] do_syscall_64+0xbf/0x430 [ 39.267599] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.268560] RIP: 0033:0x7ff531b8c5cd [ 39.269263] 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 [ 39.272401] RSP: 002b:00007ffe73e58b20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.273768] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff531b8c5cd [ 39.275039] RDX: 000055657b2e3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.276307] RBP: 00007ffe73e58b80 R08: 0000000000000000 R09: 00007ffe73e58220 [ 39.277598] R10: 0000000000000000 R11: 0000000000000246 R12: 000055659e45fb10 [ 39.278871] R13: 00007ffe73e58fb0 R14: 000055659e4602b0 R15: 000055659e4746f0 [ 39.280161] [ 39.280597] irq event stamp: 1879 [ 39.281242] hardirqs last enabled at (1889): [] __up_console_sem+0x78/0x80 [ 39.282756] hardirqs last disabled at (1898): [] __up_console_sem+0x5d/0x80 [ 39.284271] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 39.285810] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 39.287305] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.563169] ------------[ cut here ]------------ [ 42.564083] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.566066] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 42.567452] Modules linked in: [ 42.568058] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.569948] Tainted: [W]=WARN [ 42.570473] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.571852] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.572695] 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 [ 42.575763] RSP: 0018:ffff88801ad7fbc0 EFLAGS: 00010286 [ 42.576670] RAX: 0000000000000000 RBX: ffffed10035aff78 RCX: ffffffff813a4050 [ 42.577955] RDX: ffff88801b2ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.579180] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035aff2f [ 42.580404] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.581630] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ad7fdf8 [ 42.582849] FS: 00007f72f2623900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.584213] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.585233] CR2: 00007f72f2b15580 CR3: 000000000e8ce000 CR4: 0000000000350ef0 [ 42.586443] Call Trace: [ 42.586931] [ 42.587330] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.588196] ? __create_object+0x59/0x80 [ 42.588959] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.589881] __vmalloc_noprof+0x59/0x60 [ 42.590568] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.591416] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.592295] bpf_prog_alloc+0x39/0x200 [ 42.593020] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.593900] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.594756] do_seccomp+0x349/0x25e0 [ 42.595394] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.596253] ? __pfx_do_seccomp+0x10/0x10 [ 42.597029] ? find_held_lock+0x2b/0x80 [ 42.597759] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.598631] ? static_key_count+0x60/0x80 [ 42.599384] prctl_set_seccomp+0x4e/0x70 [ 42.600139] __do_sys_prctl+0xe6c/0x1d70 [ 42.600909] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.601700] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.602621] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.603535] ? irqentry_exit+0xf3/0x650 [ 42.604273] do_syscall_64+0xbf/0x430 [ 42.604985] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.605898] RIP: 0033:0x7f72f2b155cd [ 42.606533] 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 [ 42.609550] RSP: 002b:00007ffdea218c60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.610862] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f72f2b155cd [ 42.612084] RDX: 0000563687c01e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.613305] RBP: 00007ffdea218cc0 R08: 0000000000000000 R09: 00007ffdea218360 [ 42.614527] R10: 0000000000000000 R11: 0000000000000246 R12: 00005636a1c98b10 [ 42.615746] R13: 00007ffdea2190f0 R14: 00005636a1c992b0 R15: 00005636a1cad6f0 [ 42.617002] [ 42.617407] irq event stamp: 1707 [ 42.618029] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 42.619470] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 42.620935] softirqs last enabled at (1740): [] handle_softirqs+0x50c/0x770 [ 42.622396] softirqs last disabled at (1735): [] __irq_exit_rcu+0xc4/0x100 [ 42.623842] ---[ end trace 0000000000000000 ]--- [ 43.439978] ------------[ cut here ]------------ [ 43.440797] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.442476] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/252 [ 43.443708] Modules linked in: [ 43.444231] CPU: 1 UID: 104 PID: 252 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.445906] Tainted: [W]=WARN [ 43.446373] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.447595] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.448358] 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 [ 43.451035] RSP: 0018:ffff88801aec7bc0 EFLAGS: 00010286 [ 43.451867] RAX: 0000000000000000 RBX: ffffed10035d8f78 RCX: ffffffff813a4050 [ 43.452966] RDX: ffff88800a48b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.454035] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035d8f2f [ 43.455094] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.456162] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801aec7df8 [ 43.457247] FS: 00007f6ab07ab900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.458466] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.459349] CR2: 00007ffe7af29ef8 CR3: 000000000d45c000 CR4: 0000000000350ef0 [ 43.460424] Call Trace: [ 43.460845] [ 43.461187] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.461926] ? __create_object+0x59/0x80 [ 43.462536] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.463331] __vmalloc_noprof+0x59/0x60 [ 43.463951] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.464640] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.465407] bpf_prog_alloc+0x39/0x200 [ 43.466011] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.466778] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.467506] do_seccomp+0x349/0x25e0 [ 43.468096] ? find_held_lock+0x2b/0x80 [ 43.468696] ? do_prlimit+0x310/0x610 [ 43.469304] ? __pfx_do_seccomp+0x10/0x10 [ 43.469952] ? do_raw_spin_unlock+0x53/0x220 [ 43.470596] ? _raw_spin_unlock+0x1e/0x40 [ 43.471232] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.472033] ? static_key_count+0x60/0x80 [ 43.472666] prctl_set_seccomp+0x4e/0x70 [ 43.473299] __do_sys_prctl+0xe6c/0x1d70 [ 43.474011] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.474755] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.475542] ? irqentry_exit+0xf3/0x650 [ 43.476178] do_syscall_64+0xbf/0x430 [ 43.476811] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.477569] RIP: 0033:0x7f6ab0c9d5cd [ 43.478161] 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 [ 43.480843] RSP: 002b:00007ffe7af274c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.481983] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6ab0c9d5cd [ 43.483039] RDX: 0000558ab38b6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.484086] RBP: 00007ffe7af27520 R08: 0000000000000000 R09: 00007ffe7af26bc0 [ 43.485147] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558aed4362b0 [ 43.486218] R13: 00007ffe7af27950 R14: 0000558aed438d20 R15: 0000558aed44a8d0 [ 43.487285] [ 43.487636] irq event stamp: 1771 [ 43.488175] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 43.489450] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 43.490715] softirqs last enabled at (1626): [] handle_softirqs+0x50c/0x770 [ 43.492021] softirqs last disabled at (1615): [] __irq_exit_rcu+0xc4/0x100 [ 43.493311] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:50488' (ECDSA) to the list of known hosts. 2025/11/18 22:27:04 fuzzer started 2025/11/18 22:27:05 dialing manager at localhost:34383 2025/11/18 22:27:05 checking machine... 2025/11/18 22:27:05 checking revisions... [ 44.409082] kmemleak: Automatic memory scanning thread ended 2025/11/18 22:27:05 testing simple program... [ 44.503845] cgroup: Unknown subsys name 'net' [ 44.574401] cgroup: Unknown subsys name 'cpuset' [ 44.586903] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 22:27:04 Registers: info registers vcpu 0 RAX=1ffffffff0ce4c6b RBX=ffffffff8672635c RCX=ffffffff81b2d6a9 RDX=0000000000000000 RSI=ffffffff86ab8dd8 RDI=ffffffff8672632c RBP=ffffffff8672635c RSP=ffff88806ce08998 R8 =ffffffff86ab8dd8 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000025764 R12=ffffffff86726360 R13=ffffffff8672632c R14=ffffffff86726358 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000213 [----A-C] 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 00007f72f2623900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdea212000 CR3=000000000e597000 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=000000000000034e RBX=ffff88800fad8000 RCX=ffffffff87d0c3f0 RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000003 RBP=ffff88800fad8a58 RSP=ffff8880171971f8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff88800fad8ad0 R13=0000000000000001 R14=0000000000000000 R15=0000000000000004 RIP=ffffffff815271e1 RFL=00000007 [-----PC] 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 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=00007f6ba21246a0 CR3=000000000a888000 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=94ab1aac19883da67c412ee03098a637 XMM02=0000000000302750eff9b2d0a8fce9cb XMM03=00000000003028202c67c8bc2e329bc3 XMM04=1b077fe40d44834600000000000ae988 XMM05=f9083b4be7f75159000000000031f988 XMM06=3e829fc8c8edc990000000000031ea28 XMM07=e042d86d42eb936e000000000030e4e0 XMM08=d4bf693f0732c6340000000000302820 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000