[ 39.075199] ------------[ cut here ]------------ [ 39.076144] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.078159] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.079599] Modules linked in: [ 39.080320] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.082327] Tainted: [W]=WARN [ 39.082932] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.084403] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.085324] 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 [ 39.088464] RSP: 0018:ffff888007497bc0 EFLAGS: 00010286 [ 39.089451] RAX: 0000000000000000 RBX: ffffed1000e92f78 RCX: ffffffff813a4050 [ 39.090746] RDX: ffff888015f4d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.092023] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1000e92f2f [ 39.093305] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.094574] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888007497df8 [ 39.095845] FS: 00007f8e9294f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.097280] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.098341] CR2: 00007fffd5896ef8 CR3: 000000000dd7f000 CR4: 0000000000350ef0 [ 39.099615] Call Trace: [ 39.100121] [ 39.100530] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.101440] ? __create_object+0x59/0x80 [ 39.102225] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.103193] __vmalloc_noprof+0x59/0x60 [ 39.103948] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.104800] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.105689] bpf_prog_alloc+0x39/0x200 [ 39.106439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.107380] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.108287] do_seccomp+0x349/0x25e0 [ 39.109007] ? find_held_lock+0x2b/0x80 [ 39.109786] ? do_prlimit+0x310/0x610 [ 39.110494] ? __pfx_do_seccomp+0x10/0x10 [ 39.111281] ? do_raw_spin_unlock+0x53/0x220 [ 39.112118] ? _raw_spin_unlock+0x1e/0x40 [ 39.112904] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.113885] ? static_key_count+0x60/0x80 [ 39.114650] prctl_set_seccomp+0x4e/0x70 [ 39.115424] __do_sys_prctl+0xe6c/0x1d70 [ 39.116203] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.117062] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.118047] ? irqentry_exit+0xf3/0x650 [ 39.118814] do_syscall_64+0xbf/0x430 [ 39.119515] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.120678] RIP: 0033:0x7f8e92e415cd [ 39.121416] 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 [ 39.124578] RSP: 002b:00007fffd5895070 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.125964] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8e92e415cd [ 39.127249] RDX: 0000562704608e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.128520] RBP: 00007fffd58950d0 R08: 0000000000000000 R09: 00007fffd5894770 [ 39.129848] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562708208ad0 [ 39.131137] R13: 00007fffd5895500 R14: 0000562708209bc0 R15: 000056270821a780 [ 39.132432] [ 39.132900] irq event stamp: 1755 [ 39.133514] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 39.135048] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 39.136571] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 39.138141] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 39.139226] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.977139] ------------[ cut here ]------------ [ 41.978104] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.980086] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 41.981602] Modules linked in: [ 41.982258] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.984272] Tainted: [W]=WARN [ 41.985373] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.986855] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.987780] 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 [ 41.991021] RSP: 0018:ffff88800e927bc0 EFLAGS: 00010286 [ 41.992004] RAX: 0000000000000000 RBX: ffffed1001d24f78 RCX: ffffffff813a4050 [ 41.993300] RDX: ffff88801715d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.994600] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d24f2f [ 41.995897] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.997188] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e927df8 [ 41.998495] FS: 00007fef637ef900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.999952] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.001020] CR2: 00007ffd1af85ef8 CR3: 000000001efa0000 CR4: 0000000000350ef0 [ 42.002336] Call Trace: [ 42.002857] [ 42.003274] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.004176] ? __create_object+0x59/0x80 [ 42.004961] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.005951] __vmalloc_noprof+0x59/0x60 [ 42.006664] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.007534] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.008461] bpf_prog_alloc+0x39/0x200 [ 42.009200] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.010151] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.011051] do_seccomp+0x349/0x25e0 [ 42.011776] ? find_held_lock+0x2b/0x80 [ 42.012492] ? do_prlimit+0x310/0x610 [ 42.013241] ? __pfx_do_seccomp+0x10/0x10 [ 42.014030] ? do_raw_spin_unlock+0x53/0x220 [ 42.014872] ? _raw_spin_unlock+0x1e/0x40 [ 42.015612] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.016583] ? static_key_count+0x60/0x80 [ 42.017395] prctl_set_seccomp+0x4e/0x70 [ 42.018187] __do_sys_prctl+0xe6c/0x1d70 [ 42.018973] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.019832] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.020804] ? irqentry_exit+0xf3/0x650 [ 42.021550] do_syscall_64+0xbf/0x430 [ 42.022295] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.023243] RIP: 0033:0x7fef63ce15cd [ 42.023958] 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 [ 42.027153] RSP: 002b:00007ffd1af83990 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.028523] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fef63ce15cd [ 42.029835] RDX: 00005626c6d5fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.031121] RBP: 00007ffd1af839f0 R08: 0000000000000000 R09: 00007ffd1af83090 [ 42.032419] R10: 0000000000000000 R11: 0000000000000246 R12: 00005626d8e04b10 [ 42.033749] R13: 00007ffd1af83e20 R14: 00005626d8e052b0 R15: 00005626d8e196f0 [ 42.035068] [ 42.035496] irq event stamp: 1743 [ 42.036153] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 42.037706] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 42.039277] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 42.040828] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 42.042262] ---[ end trace 0000000000000000 ]--- [ 42.805852] ------------[ cut here ]------------ [ 42.806821] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.808933] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.810823] Modules linked in: [ 42.811448] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.813561] Tainted: [W]=WARN [ 42.814222] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.815786] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.816693] 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 [ 42.820081] RSP: 0018:ffff888016d8fbc0 EFLAGS: 00010286 [ 42.821134] RAX: 0000000000000000 RBX: ffffed1002db1f78 RCX: ffffffff813a4050 [ 42.822504] RDX: ffff88800bff5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.823773] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002db1f2f [ 42.825019] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.826285] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d8fdf8 [ 42.827554] FS: 00007fbb21a35900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.828964] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.830024] CR2: 00007fbb21f27580 CR3: 0000000016a70000 CR4: 0000000000350ef0 [ 42.831265] Call Trace: [ 42.831720] [ 42.832152] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.833040] ? __create_object+0x59/0x80 [ 42.833815] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.834713] __vmalloc_noprof+0x59/0x60 [ 42.835461] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.836329] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.837258] bpf_prog_alloc+0x39/0x200 [ 42.837988] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.838895] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.839719] do_seccomp+0x349/0x25e0 [ 42.840426] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.841309] ? __pfx_do_seccomp+0x10/0x10 [ 42.842082] ? find_held_lock+0x2b/0x80 [ 42.842834] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.843772] ? static_key_count+0x60/0x80 [ 42.844507] prctl_set_seccomp+0x4e/0x70 [ 42.845279] __do_sys_prctl+0xe6c/0x1d70 [ 42.846045] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.846879] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.847812] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.848721] ? irqentry_exit+0xf3/0x650 [ 42.849480] do_syscall_64+0xbf/0x430 [ 42.850211] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.851135] RIP: 0033:0x7fbb21f275cd [ 42.851841] 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 [ 42.854935] RSP: 002b:00007fffdd8b8cb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.856267] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb21f275cd [ 42.857540] RDX: 00005652a758de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.858781] RBP: 00007fffdd8b8d10 R08: 0000000000000000 R09: 00007fffdd8b83b0 [ 42.860034] R10: 0000000000000000 R11: 0000000000000246 R12: 00005652c8856ad0 [ 42.861284] R13: 00007fffdd8b9140 R14: 00005652c8857bc0 R15: 00005652c8868780 [ 42.862551] [ 42.863014] irq event stamp: 1827 [ 42.863608] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 42.865087] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 42.866565] softirqs last enabled at (1408): [] handle_softirqs+0x50c/0x770 [ 42.868073] softirqs last disabled at (1403): [] __irq_exit_rcu+0xc4/0x100 [ 42.869565] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28853' (ECDSA) to the list of known hosts. 2025/11/18 19:08:09 fuzzer started 2025/11/18 19:08:09 dialing manager at localhost:34383 2025/11/18 19:08:09 checking machine... 2025/11/18 19:08:09 checking revisions... [ 43.743170] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:08:09 testing simple program... [ 43.830275] cgroup: Unknown subsys name 'net' [ 43.890121] cgroup: Unknown subsys name 'cpuset' [ 43.903964] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:08:09 Registers: info registers vcpu 0 RAX=0000000000004005 RBX=ffff88800f5e8000 RCX=00000000875bb4c5 RDX=0000000000000008 RSI=ffff88800f5e8a80 RDI=000000003b3ceb1f RBP=ffff88800f5e8a58 RSP=ffff88800b6af570 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff88800f5e8a80 R13=b3e1365a875bb4c5 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81527599 RFL=00000006 [-----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 00007fef637ef900 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=00007fef637be008 CR3=000000001efcf000 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=38303a393120383120766f4e3e38333c XMM01=656e6e6f637369642064657669656365 XMM02=63736964203a31313a36303735342074 XMM03=66207463656e6e6f6373696420646576 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363037 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888013e01bc0 RCX=0000000000000080 RDX=0000000000000007 RSI=0000000000000000 RDI=ffffffff84c9815c RBP=ffffffff84c9815c RSP=ffff88801588f8f0 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000001 R12=0000000000000000 R13=ffff888008c4b780 R14=0000000000000000 R15=0000000000000246 RIP=ffffffff84c71c8c RFL=00000046 [---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 00007efcaf1a1700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd953d2ed8 CR3=000000000b9b3000 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=2038303a38303a393120383120766f4e XMM01=6964206465766965636552203a5d3234 XMM02=6f63736964203a31313a363037353420 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038303a38303a3931203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000