[ 39.191197] ------------[ cut here ]------------ [ 39.191971] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.193653] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.194883] Modules linked in: [ 39.195396] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.197264] Tainted: [W]=WARN [ 39.197869] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.199102] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.199879] 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 [ 39.202538] RSP: 0018:ffff8880168b7bc0 EFLAGS: 00010286 [ 39.203332] RAX: 0000000000000000 RBX: ffffed1002d16f78 RCX: ffffffff813a4050 [ 39.204401] RDX: ffff888017cdd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.205471] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d16f2f [ 39.206565] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.207648] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168b7df8 [ 39.208716] FS: 00007fc0b2a56900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.209920] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.210805] CR2: 00007fc0b2f48580 CR3: 000000001395d000 CR4: 0000000000350ef0 [ 39.211889] Call Trace: [ 39.212278] [ 39.212659] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.213374] ? __create_object+0x59/0x80 [ 39.214021] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.214839] __vmalloc_noprof+0x59/0x60 [ 39.215447] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.216177] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.216952] bpf_prog_alloc+0x39/0x200 [ 39.217570] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.218308] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.219062] do_seccomp+0x349/0x25e0 [ 39.219684] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.220407] ? __pfx_do_seccomp+0x10/0x10 [ 39.221074] ? find_held_lock+0x2b/0x80 [ 39.221710] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.222535] ? static_key_count+0x60/0x80 [ 39.223197] prctl_set_seccomp+0x4e/0x70 [ 39.223844] __do_sys_prctl+0xe6c/0x1d70 [ 39.224464] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.225169] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.225976] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.226785] ? irqentry_exit+0xf3/0x650 [ 39.227410] do_syscall_64+0xbf/0x430 [ 39.228026] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.228819] RIP: 0033:0x7fc0b2f485cd [ 39.229370] 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 [ 39.232040] RSP: 002b:00007ffcea39a520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.233188] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc0b2f485cd [ 39.234258] RDX: 0000562394b9ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.235345] RBP: 00007ffcea39a580 R08: 0000000000000000 R09: 00007ffcea399c20 [ 39.236413] R10: 0000000000000000 R11: 0000000000000246 R12: 00005623a5079ad0 [ 39.237498] R13: 00007ffcea39a9b0 R14: 00005623a507abc0 R15: 00005623a508b780 [ 39.238614] [ 39.238968] irq event stamp: 1799 [ 39.239512] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 39.240767] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 39.242038] softirqs last enabled at (1788): [] handle_softirqs+0x50c/0x770 [ 39.243353] softirqs last disabled at (1779): [] __irq_exit_rcu+0xc4/0x100 [ 39.244631] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.849975] ------------[ cut here ]------------ [ 42.851325] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.853085] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.854335] Modules linked in: [ 42.854888] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.856634] Tainted: [W]=WARN [ 42.857118] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.858462] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.859251] 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 [ 42.861964] RSP: 0018:ffff888016c97bc0 EFLAGS: 00010286 [ 42.862801] RAX: 0000000000000000 RBX: ffffed1002d92f78 RCX: ffffffff813a4050 [ 42.863905] RDX: ffff88801a4d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.865003] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d92f2f [ 42.866107] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.867215] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c97df8 [ 42.868320] FS: 00007f82294fe900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.869555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.870427] CR2: 00007fffa8611ef8 CR3: 000000002066d000 CR4: 0000000000350ef0 [ 42.871542] Call Trace: [ 42.871941] [ 42.872289] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.873063] ? __create_object+0x59/0x80 [ 42.873732] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.874564] __vmalloc_noprof+0x59/0x60 [ 42.875186] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.875937] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.876737] bpf_prog_alloc+0x39/0x200 [ 42.877331] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.878127] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.878901] do_seccomp+0x349/0x25e0 [ 42.879531] ? find_held_lock+0x2b/0x80 [ 42.880149] ? do_prlimit+0x310/0x610 [ 42.880781] ? __pfx_do_seccomp+0x10/0x10 [ 42.881419] ? do_raw_spin_unlock+0x53/0x220 [ 42.882134] ? _raw_spin_unlock+0x1e/0x40 [ 42.882802] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.883634] ? static_key_count+0x60/0x80 [ 42.884283] prctl_set_seccomp+0x4e/0x70 [ 42.884951] __do_sys_prctl+0xe6c/0x1d70 [ 42.885615] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.886314] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.887156] ? irqentry_exit+0xf3/0x650 [ 42.887802] do_syscall_64+0xbf/0x430 [ 42.888398] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.889215] RIP: 0033:0x7f82299f05cd [ 42.889825] 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 [ 42.892550] RSP: 002b:00007fffa8610de0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.893720] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f82299f05cd [ 42.894814] RDX: 0000563cf64e2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.895930] RBP: 00007fffa8610e40 R08: 0000000000000000 R09: 00007fffa86104e0 [ 42.897037] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563d12e2fbf0 [ 42.898137] R13: 00007fffa8611270 R14: 0000563d12e39380 R15: 0000563d12e44460 [ 42.899258] [ 42.899649] irq event stamp: 1743 [ 42.900165] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 42.901500] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 42.902805] softirqs last enabled at (1222): [] handle_softirqs+0x50c/0x770 [ 42.904139] softirqs last disabled at (1157): [] __irq_exit_rcu+0xc4/0x100 [ 42.905450] ---[ end trace 0000000000000000 ]--- [ 43.651382] ------------[ cut here ]------------ [ 43.652435] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.654702] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.656329] Modules linked in: [ 43.657091] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.659312] Tainted: [W]=WARN [ 43.659955] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.661589] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.662611] 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 [ 43.665852] RSP: 0018:ffff88800f3bfbc0 EFLAGS: 00010286 [ 43.666937] RAX: 0000000000000000 RBX: ffffed1001e77f78 RCX: ffffffff813a4050 [ 43.668402] RDX: ffff8880162cb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.669823] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e77f2f [ 43.671253] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.672703] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f3bfdf8 [ 43.674121] FS: 00007f410920f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.675732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.676920] CR2: 00007fff7b902ef8 CR3: 000000000d565000 CR4: 0000000000350ef0 [ 43.678357] Call Trace: [ 43.678869] [ 43.679306] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.680212] ? __create_object+0x59/0x80 [ 43.681023] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.682013] __vmalloc_noprof+0x59/0x60 [ 43.682797] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.683709] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.684688] bpf_prog_alloc+0x39/0x200 [ 43.685397] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.686350] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.687284] do_seccomp+0x349/0x25e0 [ 43.688019] ? find_held_lock+0x2b/0x80 [ 43.688828] ? do_prlimit+0x310/0x610 [ 43.689597] ? __pfx_do_seccomp+0x10/0x10 [ 43.690363] ? do_raw_spin_unlock+0x53/0x220 [ 43.691215] ? _raw_spin_unlock+0x1e/0x40 [ 43.692082] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.693170] ? static_key_count+0x60/0x80 [ 43.694058] prctl_set_seccomp+0x4e/0x70 [ 43.694910] __do_sys_prctl+0xe6c/0x1d70 [ 43.695795] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.696768] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.697841] ? irqentry_exit+0xf3/0x650 [ 43.698699] do_syscall_64+0xbf/0x430 [ 43.699534] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.700585] RIP: 0033:0x7f41097015cd [ 43.701314] 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 [ 43.704824] RSP: 002b:00007fff7b901020 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.706339] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f41097015cd [ 43.707763] RDX: 00005599026f3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.709183] RBP: 00007fff7b901080 R08: 0000000000000000 R09: 00007fff7b900720 [ 43.710621] R10: 0000000000000000 R11: 0000000000000246 R12: 00005599357c6ad0 [ 43.712044] R13: 00007fff7b9014b0 R14: 00005599357c7bc0 R15: 00005599357d8780 [ 43.713521] [ 43.713977] irq event stamp: 1805 [ 43.714698] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 43.716285] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 43.717672] softirqs last enabled at (1560): [] handle_softirqs+0x50c/0x770 [ 43.719052] softirqs last disabled at (1555): [] __irq_exit_rcu+0xc4/0x100 [ 43.720448] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:10265' (ECDSA) to the list of known hosts. 2025/11/18 00:39:51 fuzzer started 2025/11/18 00:39:51 dialing manager at localhost:37895 2025/11/18 00:39:51 checking machine... 2025/11/18 00:39:51 checking revisions... [ 44.658021] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:39:51 testing simple program... [ 44.750983] cgroup: Unknown subsys name 'net' [ 44.831957] cgroup: Unknown subsys name 'cpuset' [ 44.848139] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:39:50 Registers: info registers vcpu 0 RAX=ffff888016960000 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff88806ce08978 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000009a7cd R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff81529352 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 00007f82294fe900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffa860a000 CR3=000000000de35000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000023fab 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 fffffe6b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcb871ba000 CR3=000000000e0e6000 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=9a8ba6525d3264a8c84153c5d5945a5f XMM02=ec2efd57dc4c00df0000000000301a80 XMM03=e9049f986f8e29af0000000000301b50 XMM04=250cc45c4a891c8e00000000000ae988 XMM05=ac92e36f9e517d78000000000031e9b8 XMM06=817b8945e9d50373000000000031e5e8 XMM07=e042d86d42eb936e000000000030cfa8 XMM08=e9049f986f8e29af0000000000301b50 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000